c280dfc21cced11b2212e2854ba403073aa99991e6b409527cd87276f371c653

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
07/09/2024, 07:40

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General

Target

2024-09-07_d8c4af34cf12d0ce0082d6ce2efa3fe9_cryptolocker.exe
Size

35KB
MD5

d8c4af34cf12d0ce0082d6ce2efa3fe9
SHA1

2581d13dc6010176c8e3d0c4902a5cd110eea055
SHA256

c280dfc21cced11b2212e2854ba403073aa99991e6b409527cd87276f371c653
SHA512

bd3ee633e407b293a4b9368296d4330f5b6c422db0d928fda096efa3aeccdebd2085fa72f6d1389ae53838a758d57a6cf0f11b4ec95c4180d787b8d19b78a56e
SSDEEP

384:bG74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUGTGXuadQGs7:bG74zYcgT/Ekd0ryfjHGs7

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2796	hasfj.exe

Loads dropped DLL 1 IoCs

pid	Process
2264	2024-09-07_d8c4af34cf12d0ce0082d6ce2efa3fe9_cryptolocker.exe

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

System Information Discovery
T1082

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	2024-09-07_d8c4af34cf12d0ce0082d6ce2efa3fe9_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hasfj.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2264 wrote to memory of 2796	2264	2024-09-07_d8c4af34cf12d0ce0082d6ce2efa3fe9_cryptolocker.exe	30
PID 2264 wrote to memory of 2796	2264	2024-09-07_d8c4af34cf12d0ce0082d6ce2efa3fe9_cryptolocker.exe	30
PID 2264 wrote to memory of 2796	2264	2024-09-07_d8c4af34cf12d0ce0082d6ce2efa3fe9_cryptolocker.exe	30
PID 2264 wrote to memory of 2796	2264	2024-09-07_d8c4af34cf12d0ce0082d6ce2efa3fe9_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-07_d8c4af34cf12d0ce0082d6ce2efa3fe9_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-07_d8c4af34cf12d0ce0082d6ce2efa3fe9_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2264
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2796

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

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\hasfj.exe

Filesize
35KB

MD5
5a499d5a81f660fc1acaa8708c2534e4

SHA1
3cc316e68c9823bfe2c22ba67113147ea6d06a4b

SHA256
61662f6911afac0f72d7c6bb1683eead7b259d62c9e136069fb505e7f897d006

SHA512
77649d7504d27ff18e40e04566098ca603358a6a85b3da16c52719b015a72df8ac30afca23df688841f3559e40bbd2ba0e878a1550289d13cedef3092717d086

Download Submit
memory/2264-0-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/2264-1-0x0000000000800000-0x0000000000806000-memory.dmp

Filesize
24KB

Download
memory/2264-9-0x0000000000800000-0x0000000000806000-memory.dmp

Filesize
24KB

Download
memory/2264-2-0x0000000001CA0000-0x0000000001CA6000-memory.dmp

Filesize
24KB

Download
memory/2264-14-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/2796-16-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/2796-19-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/2796-18-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/2796-26-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download