3040cdc92ab462e6e5bc6881d9e9009d4892d080b4d01264116ae86cf971a8a1

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12/10/2024, 13:28

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General

Target

3a431ea24fdeec9c497c6ec4af471873_JaffaCakes118.exe
Size

2.6MB
MD5

3a431ea24fdeec9c497c6ec4af471873
SHA1

737f361dbb955e1a43ead3fe657a5f73ffb10efb
SHA256

3040cdc92ab462e6e5bc6881d9e9009d4892d080b4d01264116ae86cf971a8a1
SHA512

58133976073fd88d414b91f116b9165b0c9adfa85009f823c5d9ce4595a27497ff40aa3a6c2bfb79b37d32cc90d842560430d41118fd051d4970057c92efd73a
SSDEEP

49152:mKsLVOBJobXF0w/xzaQZyXFZBriCKhL+DpnTbcJQAzay3:xBiFHxL+RbqFL3

Score

7^/10

discovery upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2712	3a431ea24fdeec9c497c6ec4af471873_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2712	3a431ea24fdeec9c497c6ec4af471873_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5052-0-0x0000000000400000-0x0000000000D9E000-memory.dmp	upx
behavioral2/files/0x000c000000023aed-13.dat	upx
behavioral2/memory/2712-15-0x0000000000400000-0x0000000000D9E000-memory.dmp	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	3a431ea24fdeec9c497c6ec4af471873_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3a431ea24fdeec9c497c6ec4af471873_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
5052	3a431ea24fdeec9c497c6ec4af471873_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
5052	3a431ea24fdeec9c497c6ec4af471873_JaffaCakes118.exe
2712	3a431ea24fdeec9c497c6ec4af471873_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5052 wrote to memory of 2712	5052	3a431ea24fdeec9c497c6ec4af471873_JaffaCakes118.exe	84
PID 5052 wrote to memory of 2712	5052	3a431ea24fdeec9c497c6ec4af471873_JaffaCakes118.exe	84
PID 5052 wrote to memory of 2712	5052	3a431ea24fdeec9c497c6ec4af471873_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\3a431ea24fdeec9c497c6ec4af471873_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3a431ea24fdeec9c497c6ec4af471873_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:5052
- C:\Users\Admin\AppData\Local\Temp\3a431ea24fdeec9c497c6ec4af471873_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\3a431ea24fdeec9c497c6ec4af471873_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2712

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\3a431ea24fdeec9c497c6ec4af471873_JaffaCakes118.exe

Filesize
2.6MB

MD5
5a3f6bbb2263c0c180d5ed598c73fdfb

SHA1
4a114edccffcf03cbbfe5b9411ce180f3545ed56

SHA256
279a69f5e0fc9f49408f2f8c5caab2f791d4df83b07b29f490a8a3967a90537e

SHA512
1f2bbedab771844118a77dc3b12b54812408b079e6312989296fe9d4f06fdf181450a96d26ae3e4f49efef5a45284680e32f3ea2da822dfac4836eb5710dd246

Download Submit
memory/2712-15-0x0000000000400000-0x0000000000D9E000-memory.dmp

Filesize
9.6MB

Download
memory/2712-22-0x00000000021E0000-0x000000000243A000-memory.dmp

Filesize
2.4MB

Download
memory/2712-38-0x0000000000400000-0x0000000000D9E000-memory.dmp

Filesize
9.6MB

Download
memory/5052-0-0x0000000000400000-0x0000000000D9E000-memory.dmp

Filesize
9.6MB

Download
memory/5052-1-0x00000000021A0000-0x00000000023FA000-memory.dmp

Filesize
2.4MB

Download
memory/5052-3-0x0000000000400000-0x0000000000605000-memory.dmp

Filesize
2.0MB

Download
memory/5052-14-0x0000000000400000-0x0000000000605000-memory.dmp

Filesize
2.0MB

Download