cc9dfc068debf8f320088ceef5ac96b381053e7761abdedbc4e9afeed8934d01

Analysis

max time kernel
67s
max time network
49s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
28/04/2024, 00:11

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General

Target

03f1d1e6bc48fcfb3636a5abaf0395fa_JaffaCakes118.exe
Size

181KB
MD5

03f1d1e6bc48fcfb3636a5abaf0395fa
SHA1

40c3d39fbc6349bbbca97e58f62f1e54d4ba0a2b
SHA256

cc9dfc068debf8f320088ceef5ac96b381053e7761abdedbc4e9afeed8934d01
SHA512

7505d89375e24fd22d0d3ffe75aeefbd467dab66e3adbd3976313e724e4c590a92bda7c08cd71e126097d24f988206300adfdcaf72b6fb9f0470aaeb3ff4f19d
SSDEEP

3072:yFtj9DZiop52XIGrjKSBUZWijNutqGwSMixZhAJY/UAmFSo:yFZ9DEq52hUZcYGwS/xZ7UWo

Score

7^/10

upx

Malware Config

Signatures

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-1-5-21-877519540-908060166-1852957295-1000\Control Panel\International\Geo\Nation	03f1d1e6bc48fcfb3636a5abaf0395fa_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
3252	ins9571.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1156-0-0x0000000000B20000-0x0000000000B96000-memory.dmp	upx
behavioral2/memory/1156-20-0x0000000000B20000-0x0000000000B96000-memory.dmp	upx
behavioral2/memory/1156-30-0x0000000000B20000-0x0000000000B96000-memory.dmp	upx

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	ins9571.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	ins9571.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\assembly\Desktop.ini	ins9571.exe
File opened for modification	C:\Windows\assembly	ins9571.exe
File created	C:\Windows\assembly\Desktop.ini	ins9571.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3252	ins9571.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3252	ins9571.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3252	ins9571.exe
3252	ins9571.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1156 wrote to memory of 3252	1156	03f1d1e6bc48fcfb3636a5abaf0395fa_JaffaCakes118.exe	83
PID 1156 wrote to memory of 3252	1156	03f1d1e6bc48fcfb3636a5abaf0395fa_JaffaCakes118.exe	83
PID 1156 wrote to memory of 3252	1156	03f1d1e6bc48fcfb3636a5abaf0395fa_JaffaCakes118.exe	83

C:\Users\Admin\AppData\Local\Temp\03f1d1e6bc48fcfb3636a5abaf0395fa_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\03f1d1e6bc48fcfb3636a5abaf0395fa_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1156
- C:\Users\Admin\AppData\Local\Temp\n9571\ins9571.exe
  "C:\Users\Admin\AppData\Local\Temp\n9571\ins9571.exe" ins.exe /e10385535 /u4fe0cf9f-1fe4-4abb-905a-57915bc06f2f
  2⤵
  - Executes dropped EXE
  - Drops desktop.ini file(s)
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3252

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

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\n9571\ins9571.exe

Filesize
256KB

MD5
b43a4b9ba6f0bc6deaa8e75a817ac7f6

SHA1
b54a0d717485c741684ad5a844250f8ead43115a

SHA256
55de2c218e82138b32f44133fdaa11690054844e212d8f0127fbf2db2dd8cc93

SHA512
5fa03a895c8b62d2e7c45f9aebbe75724cb5030e91c752f20231707cc54a4a4e53360771b01c1971ede768bfaa170b3394037b373dcdcc8c2328f224135df164

Download Submit
memory/1156-0-0x0000000000B20000-0x0000000000B96000-memory.dmp

Filesize
472KB

Download
memory/1156-30-0x0000000000B20000-0x0000000000B96000-memory.dmp

Filesize
472KB

Download
memory/1156-20-0x0000000000B20000-0x0000000000B96000-memory.dmp

Filesize
472KB

Download
memory/3252-18-0x0000000000E20000-0x0000000000E30000-memory.dmp

Filesize
64KB

Download
memory/3252-16-0x00000000737B0000-0x0000000073D61000-memory.dmp

Filesize
5.7MB

Download
memory/3252-17-0x0000000000E20000-0x0000000000E30000-memory.dmp

Filesize
64KB

Download
memory/3252-19-0x0000000000E20000-0x0000000000E30000-memory.dmp

Filesize
64KB

Download
memory/3252-13-0x00000000737B0000-0x0000000073D61000-memory.dmp

Filesize
5.7MB

Download
memory/3252-21-0x00000000737B0000-0x0000000073D61000-memory.dmp

Filesize
5.7MB

Download
memory/3252-22-0x0000000000E20000-0x0000000000E30000-memory.dmp

Filesize
64KB

Download
memory/3252-24-0x0000000000E20000-0x0000000000E30000-memory.dmp

Filesize
64KB

Download
memory/3252-25-0x0000000000E20000-0x0000000000E30000-memory.dmp

Filesize
64KB

Download
memory/3252-28-0x00000000737B0000-0x0000000073D61000-memory.dmp

Filesize
5.7MB

Download
memory/3252-12-0x00000000737B0000-0x0000000073D61000-memory.dmp

Filesize
5.7MB

Download