adf263eca03c678cc0cf641d79721622c87c19854f4e18ed31c5dcc61ca7ccb6

Analysis

max time kernel
143s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
20/06/2024, 17:36

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General

Target

08485001e076b6510803266396fe5469_JaffaCakes118.dll
Size

86KB
MD5

08485001e076b6510803266396fe5469
SHA1

bfe8262701e43f1ee82ab139d00f5f0f648b2afe
SHA256

adf263eca03c678cc0cf641d79721622c87c19854f4e18ed31c5dcc61ca7ccb6
SHA512

c4be8822ede8f6db0679923bef65237adf5319a6d62597de7d69910a92cb149c37dd9532880fbc7098bd42aea671336bd2f870f177a5243258131668a60a3a90
SSDEEP

1536:XYvynn+A2VjSCRZO59cRIagrPmvJl5t1K+2bxRcS/Jjz40bWlPOEQ6b:Iv4+Ay0XcRpgjmRl/wbn95z4BPWS

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
behavioral2/memory/3180-0-0x0000000000400000-0x000000000043C000-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\{7A342748-BC16-40E1-AA02-B1B5E3E4D570}	regsvr32.exe

Modifies registry class 6 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7A342748-BC16-40E1-AA02-B1B5E3E4D570}\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\{7A342748-BC16-40E1-AA02-B1B5E3E4D570}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7A342748-BC16-40E1-AA02-B1B5E3E4D570}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\08485001e076b6510803266396fe5469_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7A342748-BC16-40E1-AA02-B1B5E3E4D570}\InprocServer32\ThreadingModel = "apartment"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4660 wrote to memory of 3180	4660	regsvr32.exe	89
PID 4660 wrote to memory of 3180	4660	regsvr32.exe	89
PID 4660 wrote to memory of 3180	4660	regsvr32.exe	89

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\08485001e076b6510803266396fe5469_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4660
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\08485001e076b6510803266396fe5469_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:3180

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4140 --field-trial-handle=2692,i,8678872182442199182,12502579059484928042,262144 --variations-seed-version /prefetch:8
1⤵
PID:640

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

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Downloads

memory/3180-0-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

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