3128306010b1e099aab4eee809a408491bcae3e23616a671b419254bb5271ce5

Analysis

max time kernel
121s
max time network
127s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
26/07/2024, 21:41

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General

Target

75d68d390ab699f5e76429002bcb989e_JaffaCakes118.exe
Size

122KB
MD5

75d68d390ab699f5e76429002bcb989e
SHA1

1e19b529ee4e1038963275cd080f76be7f2cd853
SHA256

3128306010b1e099aab4eee809a408491bcae3e23616a671b419254bb5271ce5
SHA512

012dd0bdfcbfbc53294e1b7954f5547a874b652094ab4be7d9d4a3a9f4971d5f118657a1fc906c398cc536f26f187362fa81fce24aab797652a0e8d7dda0e41e
SSDEEP

3072:YGu99lfzqIbXWm+w0Jc5nLrCgs7JnoGzDOHT4ZtwrBDtFUcgZ:Y/cuoFFnoworPw

Score

7^/10

aspackv2 discovery persistence

Malware Config

Signatures

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral1/files/0x0009000000015d29-2.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2248	server.exe

Loads dropped DLL 3 IoCs

pid	Process
2332	75d68d390ab699f5e76429002bcb989e_JaffaCakes118.exe
2332	75d68d390ab699f5e76429002bcb989e_JaffaCakes118.exe
2248	server.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	75d68d390ab699f5e76429002bcb989e_JaffaCakes118.exe

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	75d68d390ab699f5e76429002bcb989e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	server.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2332 wrote to memory of 2248	2332	75d68d390ab699f5e76429002bcb989e_JaffaCakes118.exe	30
PID 2332 wrote to memory of 2248	2332	75d68d390ab699f5e76429002bcb989e_JaffaCakes118.exe	30
PID 2332 wrote to memory of 2248	2332	75d68d390ab699f5e76429002bcb989e_JaffaCakes118.exe	30
PID 2332 wrote to memory of 2248	2332	75d68d390ab699f5e76429002bcb989e_JaffaCakes118.exe	30
PID 2332 wrote to memory of 2248	2332	75d68d390ab699f5e76429002bcb989e_JaffaCakes118.exe	30
PID 2332 wrote to memory of 2248	2332	75d68d390ab699f5e76429002bcb989e_JaffaCakes118.exe	30
PID 2332 wrote to memory of 2248	2332	75d68d390ab699f5e76429002bcb989e_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\75d68d390ab699f5e76429002bcb989e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\75d68d390ab699f5e76429002bcb989e_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2332
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\server.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\server.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2248

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

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

\Users\Admin\AppData\Local\Temp\IXP000.TMP\server.exe

Filesize
61KB

MD5
d8972e2d775eb448666cc28cd80fb83c

SHA1
428dadbdd80f786fb034d0fc1d6b337f0a88cd2e

SHA256
505539a905db1eb63bf36d697ef5d9dbf47674f0cc43a1de2025ec2481438b23

SHA512
36f24505576a91fc11068662b94567a0c3463adae13facb4629fd3a9fb937357c81cc419986a5555a2c86ed0f3e8b20468f85e2a0a0fcd2a8b6305e4a76f7789

Download Submit
memory/2248-12-0x0000000000400000-0x0000000000B71000-memory.dmp

Filesize
7.4MB

Download
memory/2248-14-0x0000000000B6F000-0x0000000000B70000-memory.dmp

Filesize
4KB

Download
memory/2248-13-0x0000000001210000-0x0000000001981000-memory.dmp

Filesize
7.4MB

Download
memory/2248-15-0x0000000000400000-0x0000000000B71000-memory.dmp

Filesize
7.4MB

Download
memory/2332-11-0x0000000002800000-0x0000000002F71000-memory.dmp

Filesize
7.4MB

Download
memory/2332-16-0x0000000002800000-0x0000000002F71000-memory.dmp

Filesize
7.4MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads