4ebfe5958937ee27d97650d4b29209877da023226241158f0d62191aebdfb4c8

Analysis

max time kernel
141s
max time network
119s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
08/07/2024, 17:56

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General

Target

2d4aac3cf6b7a9d99af4001e28b068f0_JaffaCakes118.exe
Size

2.1MB
MD5

2d4aac3cf6b7a9d99af4001e28b068f0
SHA1

b3c64ed4490a580931d70808da822a44c87c8768
SHA256

4ebfe5958937ee27d97650d4b29209877da023226241158f0d62191aebdfb4c8
SHA512

ad0b562c04d13375d96758732937087df1ccb4252d86b76c208c57cd512f0c715e966773917fdb6ba0b37ff2e3cbadc95b79969f4e65b55aad9d8d81f9af7854
SSDEEP

49152:DRItTC4uOVcY6JLNMMf+mK2QTid87OaaKPq:9Q+a6JL+pmK5Y87OaaKPq

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
2384	setup.exe
1124	setup_m.exe
2328	irsetup.exe

Loads dropped DLL 15 IoCs

pid	Process
1672	2d4aac3cf6b7a9d99af4001e28b068f0_JaffaCakes118.exe
1672	2d4aac3cf6b7a9d99af4001e28b068f0_JaffaCakes118.exe
1124	setup_m.exe
1124	setup_m.exe
1124	setup_m.exe
2384	setup.exe
2384	setup.exe
2384	setup.exe
2384	setup.exe
2196	WerFault.exe
2196	WerFault.exe
2196	WerFault.exe
2196	WerFault.exe
2328	irsetup.exe
2328	irsetup.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x00080000000164cf-40.dat	upx
behavioral1/memory/2328-39-0x0000000000400000-0x000000000057E000-memory.dmp	upx
behavioral1/memory/2328-57-0x0000000000400000-0x000000000057E000-memory.dmp	upx

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process
2196	1124	WerFault.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2328	irsetup.exe
2328	irsetup.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 1672 wrote to memory of 2384	1672	2d4aac3cf6b7a9d99af4001e28b068f0_JaffaCakes118.exe	30
PID 1672 wrote to memory of 2384	1672	2d4aac3cf6b7a9d99af4001e28b068f0_JaffaCakes118.exe	30
PID 1672 wrote to memory of 2384	1672	2d4aac3cf6b7a9d99af4001e28b068f0_JaffaCakes118.exe	30
PID 1672 wrote to memory of 2384	1672	2d4aac3cf6b7a9d99af4001e28b068f0_JaffaCakes118.exe	30
PID 1672 wrote to memory of 2384	1672	2d4aac3cf6b7a9d99af4001e28b068f0_JaffaCakes118.exe	30
PID 1672 wrote to memory of 2384	1672	2d4aac3cf6b7a9d99af4001e28b068f0_JaffaCakes118.exe	30
PID 1672 wrote to memory of 2384	1672	2d4aac3cf6b7a9d99af4001e28b068f0_JaffaCakes118.exe	30
PID 1672 wrote to memory of 1124	1672	2d4aac3cf6b7a9d99af4001e28b068f0_JaffaCakes118.exe	31
PID 1672 wrote to memory of 1124	1672	2d4aac3cf6b7a9d99af4001e28b068f0_JaffaCakes118.exe	31
PID 1672 wrote to memory of 1124	1672	2d4aac3cf6b7a9d99af4001e28b068f0_JaffaCakes118.exe	31
PID 1672 wrote to memory of 1124	1672	2d4aac3cf6b7a9d99af4001e28b068f0_JaffaCakes118.exe	31
PID 1672 wrote to memory of 1124	1672	2d4aac3cf6b7a9d99af4001e28b068f0_JaffaCakes118.exe	31
PID 1672 wrote to memory of 1124	1672	2d4aac3cf6b7a9d99af4001e28b068f0_JaffaCakes118.exe	31
PID 1672 wrote to memory of 1124	1672	2d4aac3cf6b7a9d99af4001e28b068f0_JaffaCakes118.exe	31
PID 1124 wrote to memory of 2196	1124	setup_m.exe	32
PID 1124 wrote to memory of 2196	1124	setup_m.exe	32
PID 1124 wrote to memory of 2196	1124	setup_m.exe	32
PID 1124 wrote to memory of 2196	1124	setup_m.exe	32
PID 1124 wrote to memory of 2196	1124	setup_m.exe	32
PID 1124 wrote to memory of 2196	1124	setup_m.exe	32
PID 1124 wrote to memory of 2196	1124	setup_m.exe	32
PID 2384 wrote to memory of 2328	2384	setup.exe	33
PID 2384 wrote to memory of 2328	2384	setup.exe	33
PID 2384 wrote to memory of 2328	2384	setup.exe	33
PID 2384 wrote to memory of 2328	2384	setup.exe	33
PID 2384 wrote to memory of 2328	2384	setup.exe	33
PID 2384 wrote to memory of 2328	2384	setup.exe	33
PID 2384 wrote to memory of 2328	2384	setup.exe	33

C:\Users\Admin\AppData\Local\Temp\2d4aac3cf6b7a9d99af4001e28b068f0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2d4aac3cf6b7a9d99af4001e28b068f0_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1672
- C:\Users\Admin\AppData\Local\Temp\setup.exe
  "C:\Users\Admin\AppData\Local\Temp\setup.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2384
- - 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:653858 "__IRAFN:C:\Users\Admin\AppData\Local\Temp\setup.exe" "__IRCT:1" "__IRTSS:0" "__IRSID:S-1-5-21-1385883288-3042840365-2734249351-1000"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetWindowsHookEx
    PID:2328
- C:\Users\Admin\AppData\Local\Temp\setup_m.exe
  "C:\Users\Admin\AppData\Local\Temp\setup_m.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:1124
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1124 -s 252
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:2196

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\irsetup.exe

Filesize
562KB

MD5
2a6851974cff57bee62a83c52ce68863

SHA1
c3b22bb00c555274d6413ae48e3ed82103462ff6

SHA256
d2e97cdb120c1a88340553db0de85b525b2f3fae163715c789dc1ba3f76b72a1

SHA512
25e1a733873f8ab294a281ec658c117d8c93b89ab63a73f199d9b53b25738e3f906822fd5915f360c24bcc9ad1672520e8d8e0964e06624e59750b2d176c2f5a

Download Submit
\Users\Admin\AppData\Local\Temp\setup.exe

Filesize
1.9MB

MD5
65119d69c285213604fe5d7321c06232

SHA1
aee4f20e262af0d9161141a24a3ea1d1c9ce9f0e

SHA256
564266d0e87c91b80bb72a93f0cfb0b662421a12c24fc49ed01105d9822ec6d1

SHA512
4d8116936872693430e757404242d337c1a5f0a5e724e5158e5cd3893bad225553b0bbed779b06334a3f0e154b04f27684184208a8e62a9a2ae326c16490934f

Download Submit
\Users\Admin\AppData\Local\Temp\setup_m.exe

Filesize
175KB

MD5
329c68136b5a1101f3faa370f1774e7f

SHA1
6b0c4e155df0d736cee1acd82a46aa519964928e

SHA256
91643325bcad2518ba69f1e51fba318acfbad0d3aaea6184e4bba8939689707d

SHA512
9f480860be3a27cc773c4f36133f40d1b5061deb50253142818c464cf4203a7e2f1bd3d92202d87f57d4765e099bd0609d254d30ae3a1e4a388e41ddc17e4ab0

Download Submit
memory/1672-16-0x0000000000400000-0x0000000000626000-memory.dmp

Filesize
2.1MB

Download
memory/1672-1-0x0000000000400000-0x0000000000626000-memory.dmp

Filesize
2.1MB

Download
memory/2328-39-0x0000000000400000-0x000000000057E000-memory.dmp

Filesize
1.5MB

Download
memory/2328-57-0x0000000000400000-0x000000000057E000-memory.dmp

Filesize
1.5MB

Download
memory/2384-34-0x0000000002B50000-0x0000000002CCE000-memory.dmp

Filesize
1.5MB

Download
memory/2384-33-0x0000000002B50000-0x0000000002CCE000-memory.dmp

Filesize
1.5MB

Download
memory/2384-24-0x0000000002B40000-0x0000000002CBE000-memory.dmp

Filesize
1.5MB

Download
memory/2384-58-0x0000000002B40000-0x0000000002CBE000-memory.dmp

Filesize
1.5MB

Download