0cc1022ba573268ddd509daa9cbf683492c99996488185854a29b531c331ab49

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
15/07/2024, 22:45

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General

Target

4bbb7bae8ec31ed073e0ec2fa5b28268_JaffaCakes118.dll
Size

95KB
MD5

4bbb7bae8ec31ed073e0ec2fa5b28268
SHA1

c60a2930568f7fcd0897bbaf0386fee21d29bcc0
SHA256

0cc1022ba573268ddd509daa9cbf683492c99996488185854a29b531c331ab49
SHA512

c74cd25cb46ebd18036c29cd87f6ebdc4adf53cce23dac0f517c37a78646dfa7906e1701a973785cdba725a78835f0180ffc8901c2ef69c9e5e6a8c441788a28
SSDEEP

1536:NmvfuMdUXuVcc4Rt6r9oHFRgr9+G2ZKZuhzUXz3bMVDpgyhZ+aetKdZo9A:uzUG4kKRYq9hzwzre9ZhZMKUa

Score

7^/10

adware stealer upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2708-0-0x00000000002E0000-0x0000000000324000-memory.dmp	upx

Installs/modifies Browser Helper Object 2 TTPs 1 IoCs

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

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{5C9D69E3-0140-4441-9368-94E1ED4F04A2}	regsvr32.exe

Modifies registry class 6 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{5C9D69E3-0140-4441-9368-94E1ED4F04A2}\InprocServer32\ThreadingModel = "apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{5C9D69E3-0140-4441-9368-94E1ED4F04A2}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{5C9D69E3-0140-4441-9368-94E1ED4F04A2}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{5C9D69E3-0140-4441-9368-94E1ED4F04A2}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\4bbb7bae8ec31ed073e0ec2fa5b28268_JaffaCakes118.dll"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2264 wrote to memory of 2708	2264	regsvr32.exe	30
PID 2264 wrote to memory of 2708	2264	regsvr32.exe	30
PID 2264 wrote to memory of 2708	2264	regsvr32.exe	30
PID 2264 wrote to memory of 2708	2264	regsvr32.exe	30
PID 2264 wrote to memory of 2708	2264	regsvr32.exe	30
PID 2264 wrote to memory of 2708	2264	regsvr32.exe	30
PID 2264 wrote to memory of 2708	2264	regsvr32.exe	30

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\4bbb7bae8ec31ed073e0ec2fa5b28268_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2264
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\4bbb7bae8ec31ed073e0ec2fa5b28268_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:2708

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2708-0-0x00000000002E0000-0x0000000000324000-memory.dmp

Filesize
272KB

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