10101b1dd9a23533198307f4c56904bbce83d007c5009f7f3707dc6fb4904030

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
16/07/2024, 05:20

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General

Target

4cf31e5488994f3e07de9783519ddde3_JaffaCakes118.exe
Size

89KB
MD5

4cf31e5488994f3e07de9783519ddde3
SHA1

297bcd86ad2014aa2555cd312959b8eb99fd50d7
SHA256

10101b1dd9a23533198307f4c56904bbce83d007c5009f7f3707dc6fb4904030
SHA512

7ddf78b94165f91ebfd15517dd418b2adf4b66370b652138b33431f026312732915972cb09726fd460dc48abc36667fe6df55657e334affdded56447a51de396
SSDEEP

1536:c6AEIQjm1A2WXGSwTaTBkXEB8En2vsH3iUE9M+pMawfpcTGwOYpL5wBBAG0M:/Ir9b7aVkXEh2wLE9Fcc6jYR5wrUM

Score

8^/10

persistence

Malware Config

Signatures

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\IRA\Parameters\ServiceDll = "C:\\Program Files (x86)\\IRAT\\IRAT.rmvb"	4cf31e5488994f3e07de9783519ddde3_JaffaCakes118.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Control Panel\International\Geo\Nation	4cf31e5488994f3e07de9783519ddde3_JaffaCakes118.exe

Loads dropped DLL 3 IoCs

pid	Process
4324	4cf31e5488994f3e07de9783519ddde3_JaffaCakes118.exe
4324	4cf31e5488994f3e07de9783519ddde3_JaffaCakes118.exe
4496	svchost.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\IRAT\IRAT.rmvb	4cf31e5488994f3e07de9783519ddde3_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\IRAT\IRAT.rmvb	4cf31e5488994f3e07de9783519ddde3_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3912	4496	WerFault.exe	83

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4324	4cf31e5488994f3e07de9783519ddde3_JaffaCakes118.exe
4324	4cf31e5488994f3e07de9783519ddde3_JaffaCakes118.exe
4496	svchost.exe
4496	svchost.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4324 wrote to memory of 4244	4324	4cf31e5488994f3e07de9783519ddde3_JaffaCakes118.exe	89
PID 4324 wrote to memory of 4244	4324	4cf31e5488994f3e07de9783519ddde3_JaffaCakes118.exe	89
PID 4324 wrote to memory of 4244	4324	4cf31e5488994f3e07de9783519ddde3_JaffaCakes118.exe	89

C:\Users\Admin\AppData\Local\Temp\4cf31e5488994f3e07de9783519ddde3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4cf31e5488994f3e07de9783519ddde3_JaffaCakes118.exe"
1⤵
- Server Software Component: Terminal Services DLL
- Checks computer location settings
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4324
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\240637468.bat" "
  2⤵
  PID:4244

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k krnlsrvc -s IRA
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:4496
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4496 -s 720
  2⤵
  - Program crash
  PID:3912

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4496 -ip 4496
1⤵
PID:3256

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Server Software Component

T1505

Terminal Services DLL

T1505.005

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\240637296.tmp

Filesize
124KB

MD5
4aa657fda0e228a360d199679075d105

SHA1
cf44b31bf0ae2013c1a3e6cd282f4cce085b46f5

SHA256
b373d0061869b05529d2bce80f1092bd66d1632a0b0d15658b16a1b5d9fcef95

SHA512
2cdb456ec5d816a0986f3221e301d439918ead7f5b9de0ddf29b8302ec7f2ae4eb83514f1691f4be4788e39c788f5016dba6a0a9359af1b8c2c28396d1be9ff0

Download Submit
C:\Users\Admin\AppData\Local\Temp\240637468.bat

Filesize
278B

MD5
2d9dd1c956d9af1d4808c1aa72129a1c

SHA1
db5bc5411c5b51ab1b055285f1f5dc067d47698e

SHA256
b0e63a4ef0779462a173324210c629e27de7bb964db9a769806c40c9005e3db8

SHA512
f0f2316522db90e33c31fe0c50719b730ef2a8acef9d66bed184967c88bce646d8f73cd347e42400daa5b2a4f79cd472e1630b6f446ed86c0a013fec924d9f59

Download Submit
memory/4324-0-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/4324-1-0x0000000000740000-0x0000000000741000-memory.dmp

Filesize
4KB

Download
memory/4324-6-0x0000000000740000-0x0000000000766000-memory.dmp

Filesize
152KB

Download
memory/4324-19-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/4496-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download