e57e26a46b0008003c21b767355cac67764eaedc167503941d4eccabe4b87161

Analysis

max time kernel
141s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
12/07/2024, 04:49

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General

Target

3c07deb8d226dcc0cdfea08abadd77d3_JaffaCakes118.exe
Size

5.3MB
MD5

3c07deb8d226dcc0cdfea08abadd77d3
SHA1

409d32c7c2d8a86608ea731183f5e59e3a9720fa
SHA256

e57e26a46b0008003c21b767355cac67764eaedc167503941d4eccabe4b87161
SHA512

86d7f79039f6471d5c5651a1b215c529c7a0bc6e1a17f835eed3246c0968dc3a0ec707345f1ea3892574761188b541cdbe391f1193dc62ac6fb6259d83b08a26
SSDEEP

98304:wZygS6kIkosSrUvGxTtj0CygCElrtm7BwQw2I+Ej54Ikz6:whkIkr6xtj0lU5tEBfbT6

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3956	irsetup.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x00080000000234eb-2.dat	upx
behavioral2/memory/3956-4-0x0000000000400000-0x0000000000527000-memory.dmp	upx
behavioral2/memory/3956-14-0x0000000000400000-0x0000000000527000-memory.dmp	upx

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\3D²ÊÆ±Í¨2005 Setup Log.txt	irsetup.exe

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

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3956	irsetup.exe
3956	irsetup.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1772 wrote to memory of 3956	1772	3c07deb8d226dcc0cdfea08abadd77d3_JaffaCakes118.exe	83
PID 1772 wrote to memory of 3956	1772	3c07deb8d226dcc0cdfea08abadd77d3_JaffaCakes118.exe	83
PID 1772 wrote to memory of 3956	1772	3c07deb8d226dcc0cdfea08abadd77d3_JaffaCakes118.exe	83

C:\Users\Admin\AppData\Local\Temp\3c07deb8d226dcc0cdfea08abadd77d3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3c07deb8d226dcc0cdfea08abadd77d3_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1772
- C:\Users\Admin\AppData\Local\Temp\_ir_sf7_temp_0\irsetup.exe
  __IRAOFF:520716 "__IRAFN:C:\Users\Admin\AppData\Local\Temp\3c07deb8d226dcc0cdfea08abadd77d3_JaffaCakes118.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  - Suspicious use of SetWindowsHookEx
  PID:3956

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\_ir_sf7_temp_0\irsetup.exe

Filesize
440KB

MD5
75ca7ff96bf5a316c3af2de6a412bd54

SHA1
0a093950790ff0dddff6f5f29c6b02c10997e0c5

SHA256
d95b5bf9ca97c1900de5357743282bab655d61d616606485088e1708559b7cf1

SHA512
b8da86f2f1e908955254e5168d0447f479cec7815a8b081a7b38eb87187cb2eb992109c67e006361b96bc1529ee8abc9dc477d78e9ca565e43f5415b492771d4

Download Submit
memory/3956-4-0x0000000000400000-0x0000000000527000-memory.dmp

Filesize
1.2MB

Download
memory/3956-14-0x0000000000400000-0x0000000000527000-memory.dmp

Filesize
1.2MB

Download