4a30e6a329fef7153a78d95acf8a7b004278186608a3ac2c9d1818c0fe8e39d5

Analysis

max time kernel
150s
max time network
104s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
14/07/2024, 08:26

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General

Target

4509f27074cb48741608c88daa17975d_JaffaCakes118.exe
Size

12KB
MD5

4509f27074cb48741608c88daa17975d
SHA1

e945b8f36a514dd4bfcd483a27e3f4aa21a35a8c
SHA256

4a30e6a329fef7153a78d95acf8a7b004278186608a3ac2c9d1818c0fe8e39d5
SHA512

4ba73312ccb1a92ac35d05e11969768303e3821d8725fd4b9665cb98af52e811b3903d3751424a21cf515bfea1d5097ab2c1c1eadd3f5b7d76b0bd2dfc1658df
SSDEEP

384:5X0D2z/Ga9gDmvwwIqw+bRv3nNsLR5oX5K:5kqCa9gDmJ4+Z9

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
3080	fliecodsk.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3416-0-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/files/0x0008000000023502-4.dat	upx
behavioral2/memory/3080-6-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/memory/3080-8-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/memory/3416-7-0x0000000000400000-0x000000000040F000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\fliecodsk.exe	4509f27074cb48741608c88daa17975d_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\fliecodsk.exe	4509f27074cb48741608c88daa17975d_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\fliecods.dll	4509f27074cb48741608c88daa17975d_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3416 wrote to memory of 3080	3416	4509f27074cb48741608c88daa17975d_JaffaCakes118.exe	84
PID 3416 wrote to memory of 3080	3416	4509f27074cb48741608c88daa17975d_JaffaCakes118.exe	84
PID 3416 wrote to memory of 3080	3416	4509f27074cb48741608c88daa17975d_JaffaCakes118.exe	84
PID 3416 wrote to memory of 4820	3416	4509f27074cb48741608c88daa17975d_JaffaCakes118.exe	89
PID 3416 wrote to memory of 4820	3416	4509f27074cb48741608c88daa17975d_JaffaCakes118.exe	89
PID 3416 wrote to memory of 4820	3416	4509f27074cb48741608c88daa17975d_JaffaCakes118.exe	89

C:\Users\Admin\AppData\Local\Temp\4509f27074cb48741608c88daa17975d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4509f27074cb48741608c88daa17975d_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:3416
- C:\Windows\SysWOW64\fliecodsk.exe
  C:\Windows\system32\fliecodsk.exe ˜‰
  2⤵
  - Executes dropped EXE
  PID:3080
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\4509f27074cb48741608c88daa17975d_JaffaCakes118.exe.bat
  2⤵
  PID:4820

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\4509f27074cb48741608c88daa17975d_JaffaCakes118.exe.bat

Filesize
210B

MD5
37d0fa657f25c762fbb599d4bcbd762f

SHA1
2ede2888aa81fc550e4f6048552ca7ce03ce3c5a

SHA256
0c167f9ee08e7e1755a37954ec723a495dc2e499f3c8bbcbdc99d40adf29bfb3

SHA512
33d3206eec9527cdb644d0db5430f7a9491d117832ca3c0e6b3cdd84098041b71f5c3206a93e12c992c7809e757b4eaf24583a7f8740c99cfd2f574fe57d24ed

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

Filesize
12KB

MD5
4509f27074cb48741608c88daa17975d

SHA1
e945b8f36a514dd4bfcd483a27e3f4aa21a35a8c

SHA256
4a30e6a329fef7153a78d95acf8a7b004278186608a3ac2c9d1818c0fe8e39d5

SHA512
4ba73312ccb1a92ac35d05e11969768303e3821d8725fd4b9665cb98af52e811b3903d3751424a21cf515bfea1d5097ab2c1c1eadd3f5b7d76b0bd2dfc1658df

Download Submit
memory/3080-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/3080-8-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/3416-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/3416-7-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download