b171aa9afa7f71ba5be5e7405bba34743814d724f1f12d2598c23008110b7039

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13/10/2024, 08:28

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General

Target

3ecfc8b999092ad39b9760d86fbd50de_JaffaCakes118.exe
Size

2.6MB
MD5

3ecfc8b999092ad39b9760d86fbd50de
SHA1

3d1cd6dbd9785a614197cd8351f3e47d9bc08f40
SHA256

b171aa9afa7f71ba5be5e7405bba34743814d724f1f12d2598c23008110b7039
SHA512

e18c410ca885e3700614d6e5875ca14bf12bd4eff27599f5f48c7e57124634e08c21171510290a9559a03555cebcab3ec6abe7c6a01fe720d8a88f5baa2af39d
SSDEEP

49152:kUxxUJ5nSlDb7cpnU9wR+Jp4j2qaaMofx03m4w5ay3:gMsFU9wy2LR3

Score

7^/10

discovery upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2012	3ecfc8b999092ad39b9760d86fbd50de_JaffaCakes118.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3048-0-0x0000000000400000-0x0000000000D9E000-memory.dmp	upx
behavioral2/files/0x000c000000023b30-12.dat	upx

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	3ecfc8b999092ad39b9760d86fbd50de_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3ecfc8b999092ad39b9760d86fbd50de_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3048	3ecfc8b999092ad39b9760d86fbd50de_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
3048	3ecfc8b999092ad39b9760d86fbd50de_JaffaCakes118.exe
2012	3ecfc8b999092ad39b9760d86fbd50de_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3048 wrote to memory of 2012	3048	3ecfc8b999092ad39b9760d86fbd50de_JaffaCakes118.exe	84
PID 3048 wrote to memory of 2012	3048	3ecfc8b999092ad39b9760d86fbd50de_JaffaCakes118.exe	84
PID 3048 wrote to memory of 2012	3048	3ecfc8b999092ad39b9760d86fbd50de_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\3ecfc8b999092ad39b9760d86fbd50de_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3ecfc8b999092ad39b9760d86fbd50de_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3048
- C:\Users\Admin\AppData\Local\Temp\3ecfc8b999092ad39b9760d86fbd50de_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\3ecfc8b999092ad39b9760d86fbd50de_JaffaCakes118.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2012

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\3ecfc8b999092ad39b9760d86fbd50de_JaffaCakes118.exe

Filesize
2.6MB

MD5
86cb99bf49dcfecaa557f4810d3d7418

SHA1
e2648fb2f5e1d0171fe62fc0e5c9cac756c12a64

SHA256
b5e1fa31284006c72f9d38eceaa8fa019d9e409da34b24652621717aa07fe54a

SHA512
81bdd45810c7cfe2f26d5a1445cb239070959f97b7624df4f39234af732805b68ab4580f44c34ee5d1b6a8ec1bece46b5f8d6f709ec661885dd6c334ab6e7d0b

Download Submit
memory/2012-19-0x0000000002190000-0x00000000023EA000-memory.dmp

Filesize
2.4MB

Download
memory/2012-21-0x0000000000400000-0x0000000000D9E000-memory.dmp

Filesize
9.6MB

Download
memory/2012-36-0x0000000000400000-0x0000000000D9E000-memory.dmp

Filesize
9.6MB

Download
memory/3048-0-0x0000000000400000-0x0000000000D9E000-memory.dmp

Filesize
9.6MB

Download
memory/3048-1-0x0000000002180000-0x00000000023DA000-memory.dmp

Filesize
2.4MB

Download
memory/3048-2-0x0000000000400000-0x0000000000605000-memory.dmp

Filesize
2.0MB

Download
memory/3048-13-0x0000000000400000-0x0000000000605000-memory.dmp

Filesize
2.0MB

Download