75c91192ac4094c1739ed8b60d2dd8ab246888c3c2472666a7498a1e9c992c32

Analysis

max time kernel
131s
max time network
133s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04/10/2024, 12:42

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General

Target

136756b928465500c14eafbc1c112c5a_JaffaCakes118.dll
Size

38KB
MD5

136756b928465500c14eafbc1c112c5a
SHA1

13f2a3aefcb82452a77f22e0e8c50342c24b8a8a
SHA256

75c91192ac4094c1739ed8b60d2dd8ab246888c3c2472666a7498a1e9c992c32
SHA512

c01e9d78383866401dbf6fff8a9aad1056b76dc328f22a66bb7832081760c820386a09595021598bc6061a4fcac636196a85c1cefe4416b89d040c92d96fe976
SSDEEP

768:UyWhHKyWz9WYeJK9poW5wq9aPN73gRnGmks5MqVg:UpV969WZJKQW5YPN73gAmks5FV

Score

3^/10

discovery

Malware Config

Signatures

System Location Discovery: System Language Discovery 1 TTPs 5 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	net1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net.exe

Runs net.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4436 wrote to memory of 2704	4436	rundll32.exe	89
PID 4436 wrote to memory of 2704	4436	rundll32.exe	89
PID 4436 wrote to memory of 2704	4436	rundll32.exe	89
PID 2704 wrote to memory of 2920	2704	rundll32.exe	90
PID 2704 wrote to memory of 2920	2704	rundll32.exe	90
PID 2704 wrote to memory of 2920	2704	rundll32.exe	90
PID 2920 wrote to memory of 4812	2920	net.exe	92
PID 2920 wrote to memory of 4812	2920	net.exe	92
PID 2920 wrote to memory of 4812	2920	net.exe	92
PID 2704 wrote to memory of 2440	2704	rundll32.exe	93
PID 2704 wrote to memory of 2440	2704	rundll32.exe	93
PID 2704 wrote to memory of 2440	2704	rundll32.exe	93
PID 2440 wrote to memory of 4472	2440	net.exe	95
PID 2440 wrote to memory of 4472	2440	net.exe	95
PID 2440 wrote to memory of 4472	2440	net.exe	95

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\136756b928465500c14eafbc1c112c5a_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4436
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\136756b928465500c14eafbc1c112c5a_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2704
- - C:\Windows\SysWOW64\net.exe
    net stop winss
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2920
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop winss
      4⤵
      System Location Discovery: System Language Discovery
      PID:4812
- - C:\Windows\SysWOW64\net.exe
    net stop OcHealthMon
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2440
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop OcHealthMon
      4⤵
      System Location Discovery: System Language Discovery
      PID:4472

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=4388,i,3210801877307184477,8078594481454001567,262144 --variations-seed-version --mojo-platform-channel-handle=3864 /prefetch:8
1⤵
PID:1008

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

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Downloads

memory/2704-0-0x0000000010000000-0x0000000010010000-memory.dmp

Filesize
64KB

Download
memory/2704-1-0x0000000000AE0000-0x0000000000AE5000-memory.dmp

Filesize
20KB

Download
memory/2704-2-0x0000000010000000-0x0000000010010000-memory.dmp

Filesize
64KB

Download
memory/2704-3-0x0000000000AE0000-0x0000000000AE5000-memory.dmp

Filesize
20KB

Download