73b2a396926a01f4b62622df86d6124dcd595fb4d5e13514a32cf327b8331faf

Analysis

max time kernel
137s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/08/2024, 10:15

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General

Target

b3116327e1d27f133471b45df776c58e_JaffaCakes118.exe
Size

56KB
MD5

b3116327e1d27f133471b45df776c58e
SHA1

0825b4da0d216ded404aa7aa54b61d1152259f2d
SHA256

73b2a396926a01f4b62622df86d6124dcd595fb4d5e13514a32cf327b8331faf
SHA512

ac9f1503141f8c0d9bdd0ad55cc54806633735d56df9215d730774748c757f56afbdaba9c8fce66cdeb29181a1c6d98a4e2c48f6bedd80a52626f1ebcc802a7d
SSDEEP

1536:VJP0qq8jlS1xw1LWbMRjHHH/BMlhjptlDf/:zcqbjltFWbQjHn/Bwlt1X

Score

7^/10

discovery upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3984	b3116327e1d27f133471b45df776c58e_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
3984	b3116327e1d27f133471b45df776c58e_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1788-0-0x0000000000400000-0x000000000043A000-memory.dmp	upx
behavioral2/files/0x000900000002341d-11.dat	upx
behavioral2/memory/3984-13-0x0000000000400000-0x000000000043A000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 1 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	b3116327e1d27f133471b45df776c58e_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1788	b3116327e1d27f133471b45df776c58e_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1788	b3116327e1d27f133471b45df776c58e_JaffaCakes118.exe
3984	b3116327e1d27f133471b45df776c58e_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1788 wrote to memory of 3984	1788	b3116327e1d27f133471b45df776c58e_JaffaCakes118.exe	87
PID 1788 wrote to memory of 3984	1788	b3116327e1d27f133471b45df776c58e_JaffaCakes118.exe	87
PID 1788 wrote to memory of 3984	1788	b3116327e1d27f133471b45df776c58e_JaffaCakes118.exe	87

C:\Users\Admin\AppData\Local\Temp\b3116327e1d27f133471b45df776c58e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b3116327e1d27f133471b45df776c58e_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1788
- C:\Users\Admin\AppData\Local\Temp\b3116327e1d27f133471b45df776c58e_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\b3116327e1d27f133471b45df776c58e_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Suspicious use of UnmapMainImage
  PID:3984

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\b3116327e1d27f133471b45df776c58e_JaffaCakes118.exe

Filesize
56KB

MD5
dfaaf54bda1f7f203adbf29c35963a0d

SHA1
2453f08de51deef297963f7458c084ebac9efc26

SHA256
d85ce9f697f83f21def5f4c9d1ffa7c9dc568b2e32ab705be43111731d6df8b7

SHA512
44d4de4db9cc31b4e9591b0593de861f0010b377e6015fde81ebea76fb4e7952e7d9fac71fa4caaad35c03e85bfc3305cfeb400c9440675d1776ea73585673aa

Download Submit
memory/1788-0-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1788-1-0x00000000000E0000-0x00000000000EE000-memory.dmp

Filesize
56KB

Download
memory/1788-2-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1788-12-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3984-13-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/3984-14-0x00000000000C0000-0x00000000000CE000-memory.dmp

Filesize
56KB

Download
memory/3984-16-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3984-21-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/3984-25-0x00000000001D0000-0x00000000001EB000-memory.dmp

Filesize
108KB

Download
memory/3984-26-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download