19a26fa5dc12a178144f63ad3e15270d409b7b968037bce1e405e85733f5ac2f

Analysis

max time kernel
150s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
10/07/2024, 18:23

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General

Target

35dca6c8bb0ebcdc01c7358158cf0eae_JaffaCakes118.exe
Size

12KB
MD5

35dca6c8bb0ebcdc01c7358158cf0eae
SHA1

d735a491c10b0eed5d8b411fee44cd5fe534f79b
SHA256

19a26fa5dc12a178144f63ad3e15270d409b7b968037bce1e405e85733f5ac2f
SHA512

0523d6cc921e6a07763dd5f3377030377a873c497412f31857d6a35368a9a2ef8389dc9ee7f4d47bc165739f76de1bf323d0253048e1343de9cc475a6eb18943
SSDEEP

192:JJpJTqFxHECxNKSjXuCiCSIC4m/mBaswbDSN2gg36r2P8dnLIWuCTwRbbVgzjeWC:/mFNECbSIG/HswHi2gghknLulkjeWg9

Score

8^/10

persistence privilege_escalation upx

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

Executes dropped EXE 1 IoCs

pid	Process
5072	fliecodsk.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/368-0-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/files/0x00080000000234cc-4.dat	upx
behavioral2/memory/368-6-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/memory/5072-7-0x0000000000400000-0x000000000040F000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\fliecods.dll	35dca6c8bb0ebcdc01c7358158cf0eae_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\fliecodsk.exe	35dca6c8bb0ebcdc01c7358158cf0eae_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\fliecodsk.exe	35dca6c8bb0ebcdc01c7358158cf0eae_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 368 wrote to memory of 5072	368	35dca6c8bb0ebcdc01c7358158cf0eae_JaffaCakes118.exe	86
PID 368 wrote to memory of 5072	368	35dca6c8bb0ebcdc01c7358158cf0eae_JaffaCakes118.exe	86
PID 368 wrote to memory of 5072	368	35dca6c8bb0ebcdc01c7358158cf0eae_JaffaCakes118.exe	86
PID 368 wrote to memory of 4312	368	35dca6c8bb0ebcdc01c7358158cf0eae_JaffaCakes118.exe	89
PID 368 wrote to memory of 4312	368	35dca6c8bb0ebcdc01c7358158cf0eae_JaffaCakes118.exe	89
PID 368 wrote to memory of 4312	368	35dca6c8bb0ebcdc01c7358158cf0eae_JaffaCakes118.exe	89

C:\Users\Admin\AppData\Local\Temp\35dca6c8bb0ebcdc01c7358158cf0eae_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\35dca6c8bb0ebcdc01c7358158cf0eae_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:368
- C:\Windows\SysWOW64\fliecodsk.exe
  C:\Windows\system32\fliecodsk.exe ˜‰
  2⤵
  - Executes dropped EXE
  PID:5072
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\35dca6c8bb0ebcdc01c7358158cf0eae_JaffaCakes118.exe.bat
  2⤵
  PID:4312

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\35dca6c8bb0ebcdc01c7358158cf0eae_JaffaCakes118.exe.bat

Filesize
210B

MD5
9699713c10f9554218383f7e973c7b53

SHA1
78295ec599c46a9aa78c9f3cca26e7a741b661e5

SHA256
ac871db27f336de164ed010c7f6dec28a19cdb0a68610ec6e6a5a4d12477cabc

SHA512
eea19733cb16e14dd049521fdf7a1d00a1db9930bb0bfc0fc66c0deb2b8309a9e34e7b9d34e93d7b793cc4c50e51853e1bee29a41bc07dc645b058cfa6cab165

Download Submit
C:\Windows\SysWOW64\fliecodsk.exe

Filesize
12KB

MD5
35dca6c8bb0ebcdc01c7358158cf0eae

SHA1
d735a491c10b0eed5d8b411fee44cd5fe534f79b

SHA256
19a26fa5dc12a178144f63ad3e15270d409b7b968037bce1e405e85733f5ac2f

SHA512
0523d6cc921e6a07763dd5f3377030377a873c497412f31857d6a35368a9a2ef8389dc9ee7f4d47bc165739f76de1bf323d0253048e1343de9cc475a6eb18943

Download Submit
memory/368-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/368-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/5072-7-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download