453e1357333c43d685f60ca9a2654feb5ceaac80f039daaba9ebed94dcb78889

Analysis

max time kernel
136s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
18-08-2024 00:42

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General

Target

a4bc8bc761a260f476ef5217c25f30e5_JaffaCakes118.dll
Size

36KB
MD5

a4bc8bc761a260f476ef5217c25f30e5
SHA1

6c235b521d1fb15821d826690073e5d08c8c902e
SHA256

453e1357333c43d685f60ca9a2654feb5ceaac80f039daaba9ebed94dcb78889
SHA512

fcbec9cf83f3e63c4e3d36e095cf084ce787dcde53e805f605acfd3054562a1870fffe835c8d47c6fe666cb653bb1d8998312efec48fbb921b4fe9079b16b279
SSDEEP

768:vMF1Bo7W8u6q/hm7Ytw74gDJv+lXkJuTIMtUc:mo7W8uj5mUKVlv+6J4Wc

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 2480 wrote to memory of 884	2480	rundll32.exe	87
PID 2480 wrote to memory of 884	2480	rundll32.exe	87
PID 2480 wrote to memory of 884	2480	rundll32.exe	87
PID 884 wrote to memory of 2440	884	rundll32.exe	88
PID 884 wrote to memory of 2440	884	rundll32.exe	88
PID 884 wrote to memory of 2440	884	rundll32.exe	88
PID 2440 wrote to memory of 2412	2440	net.exe	90
PID 2440 wrote to memory of 2412	2440	net.exe	90
PID 2440 wrote to memory of 2412	2440	net.exe	90
PID 884 wrote to memory of 3672	884	rundll32.exe	91
PID 884 wrote to memory of 3672	884	rundll32.exe	91
PID 884 wrote to memory of 3672	884	rundll32.exe	91
PID 3672 wrote to memory of 4828	3672	net.exe	93
PID 3672 wrote to memory of 4828	3672	net.exe	93
PID 3672 wrote to memory of 4828	3672	net.exe	93

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a4bc8bc761a260f476ef5217c25f30e5_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2480
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a4bc8bc761a260f476ef5217c25f30e5_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:884
- - C:\Windows\SysWOW64\net.exe
    net stop winss
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2440
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop winss
      4⤵
      System Location Discovery: System Language Discovery
      PID:2412
- - C:\Windows\SysWOW64\net.exe
    net stop OcHealthMon
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3672
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop OcHealthMon
      4⤵
      System Location Discovery: System Language Discovery
      PID:4828

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/884-0-0x0000000010000000-0x0000000010014000-memory.dmp

Filesize
80KB

Download
memory/884-1-0x0000000010000000-0x0000000010010000-memory.dmp

Filesize
64KB

Download