435cbbc9ecec631c15d5bdec7d43e54d02d415a64f56d8b52afb3b7309884c12

Analysis

max time kernel
140s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
28/06/2024, 11:55

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General

Target

1a05be02083156896d991a225fe17bf9_JaffaCakes118.exe
Size

9.6MB
MD5

1a05be02083156896d991a225fe17bf9
SHA1

e988fa55089a9afd178f28821e5eb74fd312cd43
SHA256

435cbbc9ecec631c15d5bdec7d43e54d02d415a64f56d8b52afb3b7309884c12
SHA512

ab78258786902b93ab41dfc245829a8dbcc4b235457c755fd12a898dea36a87a06bf3c30e0163b239952341c26248b09a160dd68a6c74b35c7e6faca918bf4f7
SSDEEP

196608:4eRwJuZd7NY6W6uGGMwhLhxOCfABAOdD8URcuIhHPiZF10+O6+0d9+e5U:4eRzdW+4MILtfAOmeussFa+O6+0z+eW

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2536	irsetup.exe

Loads dropped DLL 5 IoCs

pid	Process
856	1a05be02083156896d991a225fe17bf9_JaffaCakes118.exe
856	1a05be02083156896d991a225fe17bf9_JaffaCakes118.exe
856	1a05be02083156896d991a225fe17bf9_JaffaCakes118.exe
856	1a05be02083156896d991a225fe17bf9_JaffaCakes118.exe
2536	irsetup.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0035000000014665-3.dat	upx
behavioral1/memory/2536-17-0x0000000000400000-0x00000000007CE000-memory.dmp	upx
behavioral1/memory/2536-30-0x0000000000400000-0x00000000007CE000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2536	irsetup.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2536	irsetup.exe
2536	irsetup.exe
2536	irsetup.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 856 wrote to memory of 2536	856	1a05be02083156896d991a225fe17bf9_JaffaCakes118.exe	28
PID 856 wrote to memory of 2536	856	1a05be02083156896d991a225fe17bf9_JaffaCakes118.exe	28
PID 856 wrote to memory of 2536	856	1a05be02083156896d991a225fe17bf9_JaffaCakes118.exe	28
PID 856 wrote to memory of 2536	856	1a05be02083156896d991a225fe17bf9_JaffaCakes118.exe	28
PID 856 wrote to memory of 2536	856	1a05be02083156896d991a225fe17bf9_JaffaCakes118.exe	28
PID 856 wrote to memory of 2536	856	1a05be02083156896d991a225fe17bf9_JaffaCakes118.exe	28
PID 856 wrote to memory of 2536	856	1a05be02083156896d991a225fe17bf9_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\1a05be02083156896d991a225fe17bf9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1a05be02083156896d991a225fe17bf9_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:856
- C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe
  "C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe" __IRAOFF:1747202 "__IRAFN:C:\Users\Admin\AppData\Local\Temp\1a05be02083156896d991a225fe17bf9_JaffaCakes118.exe" "__IRCT:3" "__IRTSS:0" "__IRSID:S-1-5-21-2297530677-1229052932-2803917579-1000"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  PID:2536

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\_ir_sf_temp_0\lua5.1.dll

Filesize
320KB

MD5
48e1d57965a584425a9aba84b668e416

SHA1
4d8e9f0f0b1848b37e7acd21ce126e2b572cccef

SHA256
200fc76009fcad1e7651094dd1b3b4d31a01659972736d5658a5f9b10884b577

SHA512
397afbcbaf8143c9a7f0cff434c1da33659ec7993f57b55cdd7d98f82a038851c4c103a2d6ad611c9989903cbb7e1666c1f35e4bd5c4b0cf59fd20fdbba069bf

Download Submit
\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe

Filesize
1.3MB

MD5
12b3b10657891cfa2bc0bed894750024

SHA1
1f9a378538a7236021ac91d02990eed04011ec77

SHA256
248e769a67f8e82a2f8af1c809f732d0baa5b0023d8b3e204f4c9ede979aec85

SHA512
1f0991b8e5788797c9b57d05077986a22abdb49c8eddca6f1ea379c9cd7a6ac045cb172a9152ce756509d09bfbe633df5ce11f60bf42d27bcda9be9674b3a242

Download Submit
memory/856-15-0x0000000003490000-0x000000000385E000-memory.dmp

Filesize
3.8MB

Download
memory/856-14-0x0000000003490000-0x000000000385E000-memory.dmp

Filesize
3.8MB

Download
memory/856-31-0x0000000003490000-0x000000000385E000-memory.dmp

Filesize
3.8MB

Download
memory/2536-17-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2536-30-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download