e4bcd1526ab30ae04261552384c63c27ac915ad69134feef05ef59d34dae0d7c

Analysis

max time kernel
120s
max time network
123s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
17/04/2024, 02:34

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General

Target

f4d9eb33d272288f240ded57e709ff7b_JaffaCakes118.exe
Size

53KB
MD5

f4d9eb33d272288f240ded57e709ff7b
SHA1

af906ae3fd9b2552be8764f5b0aa627ba24dc53d
SHA256

e4bcd1526ab30ae04261552384c63c27ac915ad69134feef05ef59d34dae0d7c
SHA512

019a2cf07ce8fe6fe4c9b46646591c43aa96354a4538241285cc1187a6fbd6f8bf60a29b0e6f25c3e0af549d23098ecc2ba74f5edd1cde27796651a6da3e4e7b
SSDEEP

1536:dYTmwVUsW7dtJMHy0DxmJ2gu4D0LbANp1s:+S17XJiDxmJ2vbAG

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2752	Au_.exe

Loads dropped DLL 5 IoCs

pid	Process
1988	f4d9eb33d272288f240ded57e709ff7b_JaffaCakes118.exe
1988	f4d9eb33d272288f240ded57e709ff7b_JaffaCakes118.exe
2752	Au_.exe
2752	Au_.exe
2752	Au_.exe

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

System Information Discovery
T1082

NSIS installer 1 IoCs

installer

resource	yara_rule
behavioral1/files/0x000b000000014227-2.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1988 wrote to memory of 2752	1988	f4d9eb33d272288f240ded57e709ff7b_JaffaCakes118.exe	28
PID 1988 wrote to memory of 2752	1988	f4d9eb33d272288f240ded57e709ff7b_JaffaCakes118.exe	28
PID 1988 wrote to memory of 2752	1988	f4d9eb33d272288f240ded57e709ff7b_JaffaCakes118.exe	28
PID 1988 wrote to memory of 2752	1988	f4d9eb33d272288f240ded57e709ff7b_JaffaCakes118.exe	28
PID 1988 wrote to memory of 2752	1988	f4d9eb33d272288f240ded57e709ff7b_JaffaCakes118.exe	28
PID 1988 wrote to memory of 2752	1988	f4d9eb33d272288f240ded57e709ff7b_JaffaCakes118.exe	28
PID 1988 wrote to memory of 2752	1988	f4d9eb33d272288f240ded57e709ff7b_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\f4d9eb33d272288f240ded57e709ff7b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f4d9eb33d272288f240ded57e709ff7b_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1988
- C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2752

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

Filesize
53KB

MD5
f4d9eb33d272288f240ded57e709ff7b

SHA1
af906ae3fd9b2552be8764f5b0aa627ba24dc53d

SHA256
e4bcd1526ab30ae04261552384c63c27ac915ad69134feef05ef59d34dae0d7c

SHA512
019a2cf07ce8fe6fe4c9b46646591c43aa96354a4538241285cc1187a6fbd6f8bf60a29b0e6f25c3e0af549d23098ecc2ba74f5edd1cde27796651a6da3e4e7b

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