8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c

Analysis

max time kernel
143s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
18/10/2022, 07:22

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General

Target

8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe
Size

632KB
MD5

d3a9112f8479de6d0bb80daa086ee39d
SHA1

c7044e763bddd442c7ff7504efe954ea4dbe6848
SHA256

8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c
SHA512

0a604cea4bc5e13c6ac8bbbc381b9a1827e47ddde2b6713574e89ffd627eb2ac16be4760264a09d4894450d32359e9f2d233cef59dd5e9add6f1cf802f44d2d2
SSDEEP

12288:QAEx4EoqHsQdmxl6zbr+F3KUf79EAN9IT6uOB2f/9E8k:LEx45zxI+bcTFY2dC

Score

8^/10

evasion persistence spyware stealer upx

Malware Config

Signatures

Sets file to hidden 1 TTPs 1 IoCs

Modifies file attributes to stop it showing in Explorer etc.

evasion

Hidden Files and Directories

T1158

pid	Process
4500	attrib.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4936-135-0x00007FF690440000-0x00007FF690575000-memory.dmp	upx
behavioral2/memory/4936-152-0x00007FF690440000-0x00007FF690575000-memory.dmp	upx

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\QQDisabled	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe

AutoIT Executable 2 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/4936-135-0x00007FF690440000-0x00007FF690575000-memory.dmp	autoit_exe
behavioral2/memory/4936-152-0x00007FF690440000-0x00007FF690575000-memory.dmp	autoit_exe

Modifies Internet Explorer settings 1 TTPs 12 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Default_Search_URL = "http://www.cbala.com/"	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Search Bar = "http://www.cbala.com/"	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Internet Explorer\MAIN	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Internet Explorer\Main\Default_Page_URL = "http://www.cbala.com/"	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Internet Explorer\Main\Search Page = "http://www.cbala.com/"	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\Default_Page_URL = "http://www.cbala.com/"	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Main	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Search Page = "http://www.cbala.com/"	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Default_Page_URL = "http://www.cbala.com/"	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Internet Explorer\Main\Default_Search_URL = "http://www.cbala.com/"	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Internet Explorer\Main\First Home Page = "http://www.cbala.com/"	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe

Modifies Internet Explorer start page 1 TTPs 2 IoCs

stealer

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://www.cbala.com/"	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://www.cbala.com/"	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Directory\Background\shellex\ContextMenuHandlers\new	reg.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Directory\background\shellex\ContextMenuHandlers\new\ = "{D969A300-E7FF-11d0-A93B-00A0C90F2719}"	reg.exe
Key deleted	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000_Classes\Directory\Background\shellex\ContextMenuHandlers\ FileSyncEx	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Directory\background\shellex\ContextMenuHandlers\New	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Directory\background\shellex\ContextMenuHandlers\Sharing	reg.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 4936 wrote to memory of 4204	4936	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe	82
PID 4936 wrote to memory of 4204	4936	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe	82
PID 4936 wrote to memory of 3584	4936	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe	84
PID 4936 wrote to memory of 3584	4936	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe	84
PID 3584 wrote to memory of 4500	3584	cmd.exe	86
PID 3584 wrote to memory of 4500	3584	cmd.exe	86
PID 4936 wrote to memory of 4988	4936	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe	87
PID 4936 wrote to memory of 4988	4936	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe	87
PID 4936 wrote to memory of 4908	4936	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe	89
PID 4936 wrote to memory of 4908	4936	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe	89
PID 4908 wrote to memory of 1376	4908	cmd.exe	91
PID 4908 wrote to memory of 1376	4908	cmd.exe	91
PID 4936 wrote to memory of 1140	4936	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe	92
PID 4936 wrote to memory of 1140	4936	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe	92
PID 1140 wrote to memory of 684	1140	cmd.exe	94
PID 1140 wrote to memory of 684	1140	cmd.exe	94
PID 4936 wrote to memory of 4568	4936	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe	95
PID 4936 wrote to memory of 4568	4936	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe	95
PID 4568 wrote to memory of 3672	4568	cmd.exe	97
PID 4568 wrote to memory of 3672	4568	cmd.exe	97
PID 4936 wrote to memory of 3680	4936	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe	98
PID 4936 wrote to memory of 3680	4936	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe	98
PID 3680 wrote to memory of 3380	3680	cmd.exe	100
PID 3680 wrote to memory of 3380	3680	cmd.exe	100
PID 4936 wrote to memory of 212	4936	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe	101
PID 4936 wrote to memory of 212	4936	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe	101
PID 212 wrote to memory of 1964	212	cmd.exe	103
PID 212 wrote to memory of 1964	212	cmd.exe	103
PID 4936 wrote to memory of 1328	4936	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe	104
PID 4936 wrote to memory of 1328	4936	8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe	104
PID 1328 wrote to memory of 1920	1328	cmd.exe	106
PID 1328 wrote to memory of 1920	1328	cmd.exe	106

Views/modifies file attributes 1 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1158

pid	Process
4500	attrib.exe
1376	attrib.exe

C:\Users\Admin\AppData\Local\Temp\8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe
"C:\Users\Admin\AppData\Local\Temp\8a93ed0f80b337ece9ffc9380fe6b69b6a1c7c25052a8f8eefecdc5a13e9966c.exe"
1⤵
- Adds Run key to start application
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
- Suspicious use of WriteProcessMemory
PID:4936
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c cd C:\Users
  2⤵
  PID:4204
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c attrib +r +h +s desktop.ini
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3584
- - C:\Windows\system32\attrib.exe
    attrib +r +h +s desktop.ini
    3⤵
    - Sets file to hidden
    - Views/modifies file attributes
    PID:4500
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c cd ..
  2⤵
  PID:4988
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c attrib +r C:\Users
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4908
- - C:\Windows\system32\attrib.exe
    attrib +r C:\Users
    3⤵
    - Views/modifies file attributes
    PID:1376
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c regsvr32 /u /s igfxpph.dll
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1140
- - C:\Windows\system32\regsvr32.exe
    regsvr32 /u /s igfxpph.dll
    3⤵
    PID:684
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c reg delete HKEY_CLASSES_ROOT\Directory\Background\shellex\ContextMenuHandlers /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4568
- - C:\Windows\system32\reg.exe
    reg delete HKEY_CLASSES_ROOT\Directory\Background\shellex\ContextMenuHandlers /f
    3⤵
    - Modifies registry class
    PID:3672
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c reg add HKEY_CLASSES_ROOT\Directory\Background\shellex\ContextMenuHandlers\new /ve /d {D969A300-E7FF-11d0-A93B-00A0C90F2719}
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3680
- - C:\Windows\system32\reg.exe
    reg add HKEY_CLASSES_ROOT\Directory\Background\shellex\ContextMenuHandlers\new /ve /d {D969A300-E7FF-11d0-A93B-00A0C90F2719}
    3⤵
    - Modifies registry class
    PID:3380
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c reg delete HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v HotKeysCmds /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:212
- - C:\Windows\system32\reg.exe
    reg delete HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v HotKeysCmds /f
    3⤵
    PID:1964
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c reg delete HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v IgfxTray /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1328
- - C:\Windows\system32\reg.exe
    reg delete HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v IgfxTray /f
    3⤵
    PID:1920

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Hidden Files and Directories

T1158

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/4936-135-0x00007FF690440000-0x00007FF690575000-memory.dmp

Filesize
1.2MB

Download
memory/4936-152-0x00007FF690440000-0x00007FF690575000-memory.dmp

Filesize
1.2MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads