259c363681c01f51a992907980ca7b1caf455b7280cd294c31a3383c50f45e35

Analysis

max time kernel
142s
max time network
121s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
16/04/2024, 12:28

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General

Target

f37fa490d762e16bd415b9b587f985bc_JaffaCakes118.exe
Size

196KB
MD5

f37fa490d762e16bd415b9b587f985bc
SHA1

44e57ef62b851fd017d15674f1a628db6b3b5af2
SHA256

259c363681c01f51a992907980ca7b1caf455b7280cd294c31a3383c50f45e35
SHA512

2b3f8457d20754c79fbe0741376f45ea7b98b0153d34b006c76428d1db9464fc8b14d8c523ad58ce7623b0bb1f2009fdd2a6983e8964dee48964b3d5382951b4
SSDEEP

6144:xcWMJJhqryYP/SashTJbNFwD3e+2XZHrPu1lQCju:xczJJhqrVPajr+D3ebHrPuPju

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2176	server_et.exe
2640	mservice32_t.exe

Loads dropped DLL 4 IoCs

pid	Process
2012	f37fa490d762e16bd415b9b587f985bc_JaffaCakes118.exe
2012	f37fa490d762e16bd415b9b587f985bc_JaffaCakes118.exe
2176	server_et.exe
2176	server_et.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Update = "C:\\Users\\Admin\\AppData\\Roaming\\mservice32_t.exe"	mservice32_t.exe

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

System Information Discovery
T1082

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2640	mservice32_t.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2012 wrote to memory of 2176	2012	f37fa490d762e16bd415b9b587f985bc_JaffaCakes118.exe	28
PID 2012 wrote to memory of 2176	2012	f37fa490d762e16bd415b9b587f985bc_JaffaCakes118.exe	28
PID 2012 wrote to memory of 2176	2012	f37fa490d762e16bd415b9b587f985bc_JaffaCakes118.exe	28
PID 2012 wrote to memory of 2176	2012	f37fa490d762e16bd415b9b587f985bc_JaffaCakes118.exe	28
PID 2012 wrote to memory of 2176	2012	f37fa490d762e16bd415b9b587f985bc_JaffaCakes118.exe	28
PID 2012 wrote to memory of 2176	2012	f37fa490d762e16bd415b9b587f985bc_JaffaCakes118.exe	28
PID 2012 wrote to memory of 2176	2012	f37fa490d762e16bd415b9b587f985bc_JaffaCakes118.exe	28
PID 2176 wrote to memory of 2640	2176	server_et.exe	29
PID 2176 wrote to memory of 2640	2176	server_et.exe	29
PID 2176 wrote to memory of 2640	2176	server_et.exe	29
PID 2176 wrote to memory of 2640	2176	server_et.exe	29
PID 2176 wrote to memory of 2640	2176	server_et.exe	29
PID 2176 wrote to memory of 2640	2176	server_et.exe	29
PID 2176 wrote to memory of 2640	2176	server_et.exe	29

C:\Users\Admin\AppData\Local\Temp\f37fa490d762e16bd415b9b587f985bc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f37fa490d762e16bd415b9b587f985bc_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2012
- C:\Users\Admin\AppData\Local\Temp\server_et.exe
  "C:\Users\Admin\AppData\Local\Temp\server_et.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2176
- - C:\Users\Admin\AppData\Roaming\mservice32_t.exe
    "C:\Users\Admin\AppData\Roaming\mservice32_t.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious behavior: GetForegroundWindowSpam
    PID:2640

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\server_et.exe

Filesize
337KB

MD5
e14f244c6019a6881f3eb10de06cc9ea

SHA1
4924d8f95ebe8d15090253993e415cfac3d75932

SHA256
bfd50830e32b4bb353a848f7bbb50af7463bd1fde9b76b77c47b98e90573143e

SHA512
436e7aca308eb90505bc7364b1ee67f1d010e5a6bc856531e6927af79ad7384461f1d1d68bf45283abfb70a968ba014efd084c2857926023b6498595162676e7

Download Submit
memory/2176-10-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2176-20-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2640-23-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2640-24-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2640-26-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads