aef46a1721c206f840f4dc420b17eb703e80ee3276e0cd73834123e14a013397

Analysis

max time kernel
121s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
08/05/2024, 15:21

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General

Target

257855b2b6a8dbfd1cb0c5d486d11e2b_JaffaCakes118.exe
Size

2.2MB
MD5

257855b2b6a8dbfd1cb0c5d486d11e2b
SHA1

6d7740766a5de86df001a39bce82b313de1eaef4
SHA256

aef46a1721c206f840f4dc420b17eb703e80ee3276e0cd73834123e14a013397
SHA512

12c1d3d75ce086f0ca8ed34c3b1a7cf172cb950007172d9ae53c8234de226be04f29301d1f34ac204ec8cfb9031141b66ac31a31101cdf342dbb1201ddb71e6a
SSDEEP

49152:dgWFAS1CetCGJTt2MOSzSAUXMQU2NjXJw0FmWYSx4SJvJ7ZRLeduX:Xt1T9t2MOSfmMLWjXJw0FmWYQvJtgduX

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4528	MediaPlayerInstallerStuff.exe
3812	MediaPlayerApplication.exe

Loads dropped DLL 1 IoCs

pid	Process
2292	257855b2b6a8dbfd1cb0c5d486d11e2b_JaffaCakes118.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-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MediaPlayerApplication = "\"C:\\Users\\Admin\\AppData\\Roaming\\MediaPlayerApplication2\\MediaPlayerApplication.exe\""	MediaPlayerApplication.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2292	257855b2b6a8dbfd1cb0c5d486d11e2b_JaffaCakes118.exe
2292	257855b2b6a8dbfd1cb0c5d486d11e2b_JaffaCakes118.exe
2292	257855b2b6a8dbfd1cb0c5d486d11e2b_JaffaCakes118.exe
2292	257855b2b6a8dbfd1cb0c5d486d11e2b_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2292 wrote to memory of 4528	2292	257855b2b6a8dbfd1cb0c5d486d11e2b_JaffaCakes118.exe	78
PID 2292 wrote to memory of 4528	2292	257855b2b6a8dbfd1cb0c5d486d11e2b_JaffaCakes118.exe	78
PID 2292 wrote to memory of 4528	2292	257855b2b6a8dbfd1cb0c5d486d11e2b_JaffaCakes118.exe	78
PID 2292 wrote to memory of 3812	2292	257855b2b6a8dbfd1cb0c5d486d11e2b_JaffaCakes118.exe	79
PID 2292 wrote to memory of 3812	2292	257855b2b6a8dbfd1cb0c5d486d11e2b_JaffaCakes118.exe	79
PID 2292 wrote to memory of 3812	2292	257855b2b6a8dbfd1cb0c5d486d11e2b_JaffaCakes118.exe	79

C:\Users\Admin\AppData\Local\Temp\257855b2b6a8dbfd1cb0c5d486d11e2b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\257855b2b6a8dbfd1cb0c5d486d11e2b_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2292
- C:\Users\Admin\AppData\Local\Temp\nsl56AC.tmp\MediaPlayerInstallerStuff.exe
  "C:\Users\Admin\AppData\Local\Temp\nsl56AC.tmp\MediaPlayerInstallerStuff.exe" "write_patch_str_to_reg" "C:\Users\Admin\AppData\Local\Temp\257855b2b6a8dbfd1cb0c5d486d11e2b_JaffaCakes118.exe" "HKCU" "Software\MediaPlayerApplication" "zerker"
  2⤵
  - Executes dropped EXE
  PID:4528
- C:\Users\Admin\AppData\Roaming\MediaPlayerApplication2\MediaPlayerApplication.exe
  C:\Users\Admin\AppData\Roaming\MediaPlayerApplication2\MediaPlayerApplication.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  PID:3812

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsl56AC.tmp\MediaPlayerInstallerStuff.exe

Filesize
115KB

MD5
18226dce3f8a67d3ed65c2d1a9f3b348

SHA1
59e983233a0c9ae32348fed758b14ec29cb1f987

SHA256
c748afc480f03f7e24b3eba8306ef108da235c39ee134a744363e2c22ed7afea

SHA512
46a18c49829afa289795ca4dac85931d60d60a1e52238841ec288d18c802aa2be6f8b3f14130ea25f86c73c37f89875b9b6f4743dcb05959e83614ad1c8b3efd

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C:\Users\Admin\AppData\Local\Temp\nsl56AC.tmp\nsProcess.dll

Filesize
4KB

MD5
f0438a894f3a7e01a4aae8d1b5dd0289

SHA1
b058e3fcfb7b550041da16bf10d8837024c38bf6

SHA256
30c6c3dd3cc7fcea6e6081ce821adc7b2888542dae30bf00e881c0a105eb4d11

SHA512
f91fcea19cbddf8086affcb63fe599dc2b36351fc81ac144f58a80a524043ddeaa3943f36c86ebae45dd82e8faf622ea7b7c9b776e74c54b93df2963cfe66cc7

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C:\Users\Admin\AppData\Roaming\MediaPlayerApplication2\MediaPlayerApplication.exe

Filesize
170KB

MD5
3cdc437ac9a03a6cca99d618cd397da4

SHA1
6a331756c30bb7777c2c7e6c07ca0562d7f500c8

SHA256
de24fb81d20c2aacb66f419c6e523416cf61c5ea5de3af0e25ed4eb301f3a6f2

SHA512
9aad7f0bdbe7d126b32fca359c3498888820edef9d23d866e5a481be877cd59e4da4944869ccd022581b332945ebecb9fb21d82cddf319a6480c722a23fc7015

Download Submit