6c07c7afffc8833235a0cc8385690627ee172043379f3c7a6b7c3a6cb7508887

Analysis

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

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/08/2024, 12:03

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General

Target

b3629a6421128471135973b74c5ac582_JaffaCakes118.exe
Size

156KB
MD5

b3629a6421128471135973b74c5ac582
SHA1

ee5b65425ca732c2520247c2e552b776115363f6
SHA256

6c07c7afffc8833235a0cc8385690627ee172043379f3c7a6b7c3a6cb7508887
SHA512

c3bcf671cdf9ee1ed17a8a985ce10c423d73900e166ada8cfdb41ac279f17d71ee55c21c25fa32f11f86b316b9e823fd7af8b5801158319344fa005ce565627c
SSDEEP

3072:hTB8BulaJemBX3cGUN/UCviuTetSRFGGQZORqWxliI:v66MBUN/vbTLrGTZOLm

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
3516	b3629a6421128471135973b74c5ac582_JaffaCakes118.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\dmscrip.dll	b3629a6421128471135973b74c5ac582_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\cmo.exe	b3629a6421128471135973b74c5ac582_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\cmo.exe	b3629a6421128471135973b74c5ac582_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\config\dmscrip.dll	b3629a6421128471135973b74c5ac582_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	net.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b3629a6421128471135973b74c5ac582_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Runs net.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3516	b3629a6421128471135973b74c5ac582_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3516 wrote to memory of 4196	3516	b3629a6421128471135973b74c5ac582_JaffaCakes118.exe	90
PID 3516 wrote to memory of 4196	3516	b3629a6421128471135973b74c5ac582_JaffaCakes118.exe	90
PID 3516 wrote to memory of 4196	3516	b3629a6421128471135973b74c5ac582_JaffaCakes118.exe	90
PID 3516 wrote to memory of 3612	3516	b3629a6421128471135973b74c5ac582_JaffaCakes118.exe	92
PID 3516 wrote to memory of 3612	3516	b3629a6421128471135973b74c5ac582_JaffaCakes118.exe	92
PID 3516 wrote to memory of 3612	3516	b3629a6421128471135973b74c5ac582_JaffaCakes118.exe	92
PID 4196 wrote to memory of 624	4196	net.exe	93
PID 4196 wrote to memory of 624	4196	net.exe	93
PID 4196 wrote to memory of 624	4196	net.exe	93

C:\Users\Admin\AppData\Local\Temp\b3629a6421128471135973b74c5ac582_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b3629a6421128471135973b74c5ac582_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3516
- C:\Windows\SysWOW64\net.exe
  net start BITS
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4196
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 start BITS
    3⤵
    - System Location Discovery: System Language Discovery
    PID:624
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\B3629A~1.EXE > nul
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3612

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

C:\Windows\SysWOW64\config\dmscrip.dll

Filesize
112KB

MD5
476b4f944519106461b2b7d563d080f0

SHA1
f037e32a73df5567d601ef0d6c497637aceb1627

SHA256
c400c50671d7fc01c405e5eadddc8c210d5f23f4397baf6a3270f7351dba9a35

SHA512
0606578ce00d331377a5e90fb41f67a8eacb621f2290dc5f3904c0864802c930fc7bde08a97fd02087fedb6c7b7c783e5c67a6424016276910d870f365d3b53f

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