79b9b261850444bbb5361e93d84d0c42661851357d3abc4ed19d4260298921f9

Analysis

max time kernel
94s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09/10/2024, 02:14

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General

Target

29028851287a154749f8f4b0dc02cc6f_JaffaCakes118.exe
Size

1.2MB
MD5

29028851287a154749f8f4b0dc02cc6f
SHA1

78d505afe165622c70a046ed7db9c50731343f1e
SHA256

79b9b261850444bbb5361e93d84d0c42661851357d3abc4ed19d4260298921f9
SHA512

fffedbea6960f7e49613ec82e838fb03d12fa6b0a07c58086b042e05d8c069e0885be5ccc373b90fb73447d8d546bceec454f7ec970d20e14a8a20e2909701bb
SSDEEP

24576:APNoNLYe9dou0LScXVAzMugmQyyivVjzz0Kcx/ENscRG4MLF:AloZPyIMHZWzoxsW6G4iF

Score

7^/10

discovery upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2376	IFinst27.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2032-0-0x0000000000400000-0x000000000042B000-memory.dmp	upx
behavioral2/files/0x000c000000023b94-4.dat	upx
behavioral2/memory/2032-6-0x0000000000400000-0x000000000042B000-memory.dmp	upx
behavioral2/memory/2376-7-0x0000000000400000-0x000000000042B000-memory.dmp	upx

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\IFinst27.exe	29028851287a154749f8f4b0dc02cc6f_JaffaCakes118.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IFinst27.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	29028851287a154749f8f4b0dc02cc6f_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2032 wrote to memory of 2376	2032	29028851287a154749f8f4b0dc02cc6f_JaffaCakes118.exe	84
PID 2032 wrote to memory of 2376	2032	29028851287a154749f8f4b0dc02cc6f_JaffaCakes118.exe	84
PID 2032 wrote to memory of 2376	2032	29028851287a154749f8f4b0dc02cc6f_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\29028851287a154749f8f4b0dc02cc6f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\29028851287a154749f8f4b0dc02cc6f_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2032
- C:\Windows\IFinst27.exe
  "C:\Windows\IFinst27.exe" -IC:\Users\Admin\AppData\Local\Temp\29028851287a154749f8f4b0dc02cc6f_JaffaCakes118.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2376

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\IFinst27.exe

Filesize
64KB

MD5
9c17bca3ef837bacded7e4299508e71d

SHA1
253c7e956ad6cb66e0e47e5d9a6a19d78e9c96e0

SHA256
2405e5479aeb7d43d1362969b9c439e5931b8f900f9adfe0faaa986365415193

SHA512
12c1c5dbdf763d6d361b9d412794b0d85b6134843114120b843f30db198a3a211e2c06eadd3ed25271b4cd06a7367df7dafc6b9b33b1bce479f3ad050caeb625

Download Submit
memory/2032-0-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2032-6-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2376-7-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download