c5535d2559ceb1290fa13d83506efc3ae8451a18e57bf63a83476d20d4ab95da

Analysis

max time kernel
140s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
22/08/2024, 22:20

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General

Target

b954b199f058a1d0bc7706e57a0cb553_JaffaCakes118.dll
Size

108KB
MD5

b954b199f058a1d0bc7706e57a0cb553
SHA1

dc4cffcb4637d3fe131c9b1641203ad6149c45bf
SHA256

c5535d2559ceb1290fa13d83506efc3ae8451a18e57bf63a83476d20d4ab95da
SHA512

1cbfd7e3449ca7e768dc59ac70d7e71801031f450acfbcb76c8c288555cb87de5f475928b7095f6976f8605fd202d272966a1d13e01bd506c514111b7cb568f4
SSDEEP

3072:Ud5W8kw/jdt9YDJyCAaJ2ajAzchcPW8Rm:Ud59bdt9sxnjczchWnRm

Score

7^/10

discovery 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/3008-0-0x0000000010000000-0x000000001000E000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 1 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	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3144 wrote to memory of 3008	3144	rundll32.exe	91
PID 3144 wrote to memory of 3008	3144	rundll32.exe	91
PID 3144 wrote to memory of 3008	3144	rundll32.exe	91

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b954b199f058a1d0bc7706e57a0cb553_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3144
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b954b199f058a1d0bc7706e57a0cb553_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3008

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 --field-trial-handle=4124,i,9445584274764997943,12714240264001792460,262144 --variations-seed-version --mojo-platform-channel-handle=4104 /prefetch:8
1⤵
PID:3560

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3008-0-0x0000000010000000-0x000000001000E000-memory.dmp

Filesize
56KB

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