93bf2312a8a78ab62a8a95e3bda08e683c9d87fd117c45800ea73517db6260d4

Analysis

max time kernel
149s
max time network
150s
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, 22:53

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General

Target

b55eaf699155f5f3d6869a892c9675f3_JaffaCakes118.exe
Size

18KB
MD5

b55eaf699155f5f3d6869a892c9675f3
SHA1

0c77edb950807feef4c9c8aa12c8f07960425430
SHA256

93bf2312a8a78ab62a8a95e3bda08e683c9d87fd117c45800ea73517db6260d4
SHA512

ee158a87cdad978e8a84d50fe1371949f31752684be907c618a7be66ed83e2cf0f90243fb875f20e0f50505a79d810d56eba3cc6b104d5f7d062949d337eb055
SSDEEP

384:pXRsQo2K39YCpEVuYeqfT0s581PXDHuDyHsTetJal0uM:1RsQo2uYGPgg39TH0oY0Z

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
984	b55eaf699155f5f3d6869a892c9675f3_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\b55eaf699155f5f3d6869a892c9675f3_JaffaCakes118.exe	b55eaf699155f5f3d6869a892c9675f3_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\b55eaf699155f5f3d6869a892c9675f3_JaffaCakes118.exe	b55eaf699155f5f3d6869a892c9675f3_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1348	984	WerFault.exe	88

System Location Discovery: System Language Discovery 1 TTPs 3 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	b55eaf699155f5f3d6869a892c9675f3_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b55eaf699155f5f3d6869a892c9675f3_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3756	b55eaf699155f5f3d6869a892c9675f3_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3756	b55eaf699155f5f3d6869a892c9675f3_JaffaCakes118.exe
3756	b55eaf699155f5f3d6869a892c9675f3_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3756 wrote to memory of 984	3756	b55eaf699155f5f3d6869a892c9675f3_JaffaCakes118.exe	88
PID 3756 wrote to memory of 984	3756	b55eaf699155f5f3d6869a892c9675f3_JaffaCakes118.exe	88
PID 3756 wrote to memory of 984	3756	b55eaf699155f5f3d6869a892c9675f3_JaffaCakes118.exe	88
PID 3756 wrote to memory of 2860	3756	b55eaf699155f5f3d6869a892c9675f3_JaffaCakes118.exe	93
PID 3756 wrote to memory of 2860	3756	b55eaf699155f5f3d6869a892c9675f3_JaffaCakes118.exe	93
PID 3756 wrote to memory of 2860	3756	b55eaf699155f5f3d6869a892c9675f3_JaffaCakes118.exe	93

C:\Users\Admin\AppData\Local\Temp\b55eaf699155f5f3d6869a892c9675f3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b55eaf699155f5f3d6869a892c9675f3_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3756
- C:\Windows\SysWOW64\b55eaf699155f5f3d6869a892c9675f3_JaffaCakes118.exe
  C:\Windows\system32\b55eaf699155f5f3d6869a892c9675f3_JaffaCakes118.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:984
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 984 -s 228
    3⤵
    - Program crash
    PID:1348
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\B55EAF~1.EXE > nul
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2860

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 984 -ip 984
1⤵
PID:2728

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

C:\Windows\SysWOW64\b55eaf699155f5f3d6869a892c9675f3_JaffaCakes118.exe

Filesize
18KB

MD5
b55eaf699155f5f3d6869a892c9675f3

SHA1
0c77edb950807feef4c9c8aa12c8f07960425430

SHA256
93bf2312a8a78ab62a8a95e3bda08e683c9d87fd117c45800ea73517db6260d4

SHA512
ee158a87cdad978e8a84d50fe1371949f31752684be907c618a7be66ed83e2cf0f90243fb875f20e0f50505a79d810d56eba3cc6b104d5f7d062949d337eb055

Download Submit
memory/984-6-0x0000000000400000-0x000000000044F6EA-memory.dmp

Filesize
317KB

Download
memory/3756-0-0x0000000000400000-0x000000000044F6EA-memory.dmp

Filesize
317KB

Download
memory/3756-1-0x0000000000401000-0x000000000044B000-memory.dmp

Filesize
296KB

Download
memory/3756-7-0x0000000000400000-0x000000000044F6EA-memory.dmp

Filesize
317KB

Download
memory/3756-8-0x0000000000401000-0x000000000044B000-memory.dmp

Filesize
296KB

Download