d62710d9f65ef74cfd3a55ffede0a936d1cd1ab30fa43c4717cfe9678e873135

General

Target

Debt-Details-1834028850-03052021.xls
Size

78KB
MD5

5df7651d6c9e21ddcebea3a717e0ed78
SHA1

2605972f724e084965e95779c1e42d8019463e71
SHA256

d62710d9f65ef74cfd3a55ffede0a936d1cd1ab30fa43c4717cfe9678e873135
SHA512

86dd48f466c21e65053ce368b78c89b15d8898213f35c93783944aa80c752c56a6711671beaf7bb3827b4f1978b352c57cb6380c5203cfad79117a565db3b37f

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://catch-laetitia.com/mtrfbi/44260.7020490741.dat

xlm40.dropper

http://placevirus.com/zoljiieoo/44260.7020490741.dat

xlm40.dropper

http://datbanhchungtet.com/vkaleaz/44260.7020490741.dat

xlm40.dropper

http://anklebreed.xyz/tcinmcstqll/44260.7020490741.dat

xlm40.dropper

http://codexive.xyz/omdfwjqyglhx/44260.7020490741.dat

Signatures

Process spawned unexpected child process 5 IoCs

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

Processes:

rundll32.exerundll32.exerundll32.exerundll32.exerundll32.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	828	1888	rundll32.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	676	1888	rundll32.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1780	1888	rundll32.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	280	1888	rundll32.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	680	1888	rundll32.exe	EXCEL.EXE

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
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1888 EXCEL.EXE
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

1888 EXCEL.EXE
1888 EXCEL.EXE
1888 EXCEL.EXE

pid	process
1888	EXCEL.EXE

pid	process
1888	EXCEL.EXE
1888	EXCEL.EXE
1888	EXCEL.EXE

Suspicious use of WriteProcessMemory 35 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 1888 wrote to memory of 828	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 828	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 828	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 828	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 828	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 828	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 828	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 676	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 676	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 676	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 676	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 676	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 676	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 676	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 1780	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 1780	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 1780	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 1780	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 1780	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 1780	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 1780	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 280	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 280	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 280	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 280	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 280	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 280	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 280	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 680	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 680	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 680	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 680	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 680	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 680	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 680	1888	EXCEL.EXE	rundll32.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\Debt-Details-1834028850-03052021.xls
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1888

C:\Windows\SysWOW64\rundll32.exe
rundll32 ..\Vijaser.lasjr,DllRegisterServer
2⤵
- Process spawned unexpected child process
PID:828

C:\Windows\SysWOW64\rundll32.exe
rundll32 ..\Vijaser.lasjr1,DllRegisterServer
2⤵
- Process spawned unexpected child process
PID:676

C:\Windows\SysWOW64\rundll32.exe
rundll32 ..\Vijaser.lasjr2,DllRegisterServer
2⤵
- Process spawned unexpected child process
PID:1780

C:\Windows\SysWOW64\rundll32.exe
rundll32 ..\Vijaser.lasjr3,DllRegisterServer
2⤵
- Process spawned unexpected child process
PID:280

C:\Windows\SysWOW64\rundll32.exe
rundll32 ..\Vijaser.lasjr4,DllRegisterServer
2⤵
- Process spawned unexpected child process
PID:680

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/280-12-0x0000000000000000-mapping.dmp

Download
memory/676-8-0x0000000000000000-mapping.dmp

Download
memory/680-14-0x0000000000000000-mapping.dmp

Download
memory/828-6-0x0000000000000000-mapping.dmp

Download
memory/828-7-0x0000000075781000-0x0000000075783000-memory.dmp

Filesize
8KB

Download
memory/1708-5-0x000007FEF6080000-0x000007FEF62FA000-memory.dmp

Filesize
2.5MB

Download
memory/1780-10-0x0000000000000000-mapping.dmp

Download
memory/1888-2-0x000000002F991000-0x000000002F994000-memory.dmp

Filesize
12KB

Download
memory/1888-3-0x0000000071271000-0x0000000071273000-memory.dmp

Filesize
8KB

Download
memory/1888-4-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads