3e5f7bb7a35a4f6f8c3e47450baccf004b1d4ad23260b53af43eef09d95ceb11

Analysis

max time kernel
140s
max time network
17s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
06-07-2024 15:14

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General

Target

289e2331dfb9154a65ebc3a2f700ae2a_JaffaCakes118.exe
Size

632KB
MD5

289e2331dfb9154a65ebc3a2f700ae2a
SHA1

d64cb3d79627bfc324dd2a44b6e0a930187dccda
SHA256

3e5f7bb7a35a4f6f8c3e47450baccf004b1d4ad23260b53af43eef09d95ceb11
SHA512

d4260779218e8b18e349fbe4c03eee0e64f41bb5160a60e51f01077ec06172e8ea1edca8f4f42c98539e2444c47c7cc453f60388910fb189b42a6524ae6aea59
SSDEEP

12288:APNoS8vbBIuqX+hWZKfZpeXhIUh+31kQO993/uxK6VE3m3y1+UeNIGt+8l:APNoNDB5qX+hmKfZpeXG4S1ZOT/h6VEc

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2500	IFinst27.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2548-1-0x0000000000400000-0x000000000042B000-memory.dmp	upx
behavioral1/files/0x00090000000120f9-5.dat	upx
behavioral1/memory/2548-8-0x0000000000400000-0x000000000042B000-memory.dmp	upx
behavioral1/memory/2500-9-0x0000000000400000-0x000000000042B000-memory.dmp	upx
behavioral1/memory/2500-37-0x0000000000400000-0x000000000042B000-memory.dmp	upx

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\IFinst27.exe	289e2331dfb9154a65ebc3a2f700ae2a_JaffaCakes118.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2548 wrote to memory of 2500	2548	289e2331dfb9154a65ebc3a2f700ae2a_JaffaCakes118.exe	29
PID 2548 wrote to memory of 2500	2548	289e2331dfb9154a65ebc3a2f700ae2a_JaffaCakes118.exe	29
PID 2548 wrote to memory of 2500	2548	289e2331dfb9154a65ebc3a2f700ae2a_JaffaCakes118.exe	29
PID 2548 wrote to memory of 2500	2548	289e2331dfb9154a65ebc3a2f700ae2a_JaffaCakes118.exe	29

C:\Users\Admin\AppData\Local\Temp\289e2331dfb9154a65ebc3a2f700ae2a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\289e2331dfb9154a65ebc3a2f700ae2a_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2548
- C:\Windows\IFinst27.exe
  "C:\Windows\IFinst27.exe" -IC:\Users\Admin\AppData\Local\Temp\289e2331dfb9154a65ebc3a2f700ae2a_JaffaCakes118.exe
  2⤵
  - Executes dropped EXE
  PID:2500

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

C:\Users\Admin\AppData\Local\Temp\_ifA69B.tmp

Filesize
1KB

MD5
0d6b8233e8ac5c1f3315c3187933d246

SHA1
a7771ab627fc7d31f025e91db41d0371b58d017e

SHA256
4e121c504435a0c7589816314f050bc93c2b0fe2e5e7942f54588753881aa8b7

SHA512
25d51a796cd04b15674dcc9d6606a688261120e43d5e124eb527d707b38404dd866a8810cafaf1d8672f2da1911c76a80e295645df5d4ed34c59efa0cf3d9f20

Download Submit
C:\Windows\IFinst27.exe

Filesize
64KB

MD5
9c17bca3ef837bacded7e4299508e71d

SHA1
253c7e956ad6cb66e0e47e5d9a6a19d78e9c96e0

SHA256
2405e5479aeb7d43d1362969b9c439e5931b8f900f9adfe0faaa986365415193

SHA512
12c1c5dbdf763d6d361b9d412794b0d85b6134843114120b843f30db198a3a211e2c06eadd3ed25271b4cd06a7367df7dafc6b9b33b1bce479f3ad050caeb625

Download Submit
memory/2500-9-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2500-37-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2548-1-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2548-8-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download