e4d91e9cb3c69443b242a563a6b6d4c129c9429abb012271f136c8382121847e

Analysis

max time kernel
140s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08/10/2024, 22:58

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General

Target

26bd166a2e0524599ee68cd14e7dd6ec_JaffaCakes118.exe
Size

263KB
MD5

26bd166a2e0524599ee68cd14e7dd6ec
SHA1

8a7448202a6f77bf9c588fbcd6ad7e285397b3af
SHA256

e4d91e9cb3c69443b242a563a6b6d4c129c9429abb012271f136c8382121847e
SHA512

8186d97cb9f65119c589d8f07395cbaf9d38df78aa9bb480b780304f31f0bb9a72a4e08d61e57c8543d6505d371e69601eec79301b690af698c5058ce9834e9f
SSDEEP

6144:KYCcXIqGqL/GvMU4g6Te8e5sNydDhjbmdDQfzrbI6Cm:8MPl/EM46a15syFeDQfzwVm

Score

7^/10

adware discovery stealer

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
4956	Regsvr32.exe

Installs/modifies Browser Helper Object 2 TTPs 2 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{C74CDF30-68C2-49B4-9918-EBD66B8D9FBF}\	Regsvr32.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{C74CDF30-68C2-49B4-9918-EBD66B8D9FBF}	Regsvr32.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\aqme.ini	26bd166a2e0524599ee68cd14e7dd6ec_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\qgepbmqaqiczv.dll	26bd166a2e0524599ee68cd14e7dd6ec_JaffaCakes118.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\erttersbar.dll	26bd166a2e0524599ee68cd14e7dd6ec_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	26bd166a2e0524599ee68cd14e7dd6ec_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C74CDF30-68C2-49B4-9918-EBD66B8D9FBF}\ProgID\ = "qgepbmqaqiczv.TIEBHOCom"	Regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C74CDF30-68C2-49B4-9918-EBD66B8D9FBF}\InprocServer32	Regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C74CDF30-68C2-49B4-9918-EBD66B8D9FBF}\InprocServer32\ = "C:\\Windows\\SysWow64\\qgepbmqaqiczv.dll"	Regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C74CDF30-68C2-49B4-9918-EBD66B8D9FBF}\InprocServer32\ThreadingModel = "Apartment"	Regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\qgepbmqaqiczv.TIEBHOCom\Clsid	Regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C74CDF30-68C2-49B4-9918-EBD66B8D9FBF}\ProgID	Regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C74CDF30-68C2-49B4-9918-EBD66B8D9FBF}	Regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C74CDF30-68C2-49B4-9918-EBD66B8D9FBF}\	Regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\qgepbmqaqiczv.TIEBHOCom	Regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\qgepbmqaqiczv.TIEBHOCom\	Regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\qgepbmqaqiczv.TIEBHOCom\Clsid\ = "{C74CDF30-68C2-49B4-9918-EBD66B8D9FBF}"	Regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1344 wrote to memory of 4956	1344	26bd166a2e0524599ee68cd14e7dd6ec_JaffaCakes118.exe	84
PID 1344 wrote to memory of 4956	1344	26bd166a2e0524599ee68cd14e7dd6ec_JaffaCakes118.exe	84
PID 1344 wrote to memory of 4956	1344	26bd166a2e0524599ee68cd14e7dd6ec_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\26bd166a2e0524599ee68cd14e7dd6ec_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\26bd166a2e0524599ee68cd14e7dd6ec_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1344
- C:\Windows\SysWOW64\Regsvr32.exe
  Regsvr32.exe /s C:\Windows\system32\qgepbmqaqiczv.dll
  2⤵
  - Loads dropped DLL
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:4956

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Browser Extensions

T1176

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\qgepbmqaqiczv.dll

Filesize
573KB

MD5
4636d909dc9e7069e9386a6230b5f9a1

SHA1
0071a33b179452f67452c8bddf88622549c6ba10

SHA256
4bc0d5b23f5163af75476a7ff3110b3bf2e72cf8960b443508eef3aa79c42683

SHA512
5755026de8888c4ac9aae46c9d730a9408c50a34eaeccf7fbc9aa5a92592b572b6f0870ffdd55a5a4af01c62a8befd2b71765df38c20a5045b729c8639dbec5e

Download Submit
memory/1344-0-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1344-1-0x0000000000660000-0x0000000000662000-memory.dmp

Filesize
8KB

Download
memory/1344-6-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1344-8-0x0000000000660000-0x0000000000662000-memory.dmp

Filesize
8KB

Download