dd5f5f9a935d8a301badce56b304ee7a6991aedd70ff0c0f81e19fdd2bc1a506

Analysis

max time kernel
132s
max time network
140s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09/10/2024, 03:25

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General

Target

2024-10-09_0135675b9e7031b14bc1876b01749897_cryptolocker.exe
Size

48KB
MD5

0135675b9e7031b14bc1876b01749897
SHA1

c4f0a2d0dc5574e0a020eb07979c9f9f0699203b
SHA256

dd5f5f9a935d8a301badce56b304ee7a6991aedd70ff0c0f81e19fdd2bc1a506
SHA512

9b854342acdadcb0dfbd93cfe84783a9bb778a4ac6a062c2895b5e646dde65f8378931e3f68ddf48e903ab19af9778c54a24d9e3763b3be56b33e18c70c713c8
SSDEEP

768:P6LsoEEeegiZPvEhHS5+Mh/QtOOtEvwDpjBpaD3TUogs/VXpAPyQ:P6QFElP6k+MRQMOtEvwDpjBQpVX3Q

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1812	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
1724	2024-10-09_0135675b9e7031b14bc1876b01749897_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	2024-10-09_0135675b9e7031b14bc1876b01749897_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	asih.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1724 wrote to memory of 1812	1724	2024-10-09_0135675b9e7031b14bc1876b01749897_cryptolocker.exe	30
PID 1724 wrote to memory of 1812	1724	2024-10-09_0135675b9e7031b14bc1876b01749897_cryptolocker.exe	30
PID 1724 wrote to memory of 1812	1724	2024-10-09_0135675b9e7031b14bc1876b01749897_cryptolocker.exe	30
PID 1724 wrote to memory of 1812	1724	2024-10-09_0135675b9e7031b14bc1876b01749897_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-10-09_0135675b9e7031b14bc1876b01749897_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-09_0135675b9e7031b14bc1876b01749897_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1724
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1812

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

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Downloads

\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
48KB

MD5
0f5ba8e442bcb327bd0502150ea28356

SHA1
1967356898939322082ba0ee3a8ca84a3c8f58ab

SHA256
3247f353c44743fec67e9d1dd5e35c09042697ca0ea341e2b594ce63e4a96c1a

SHA512
a17e2bb1ea8bbfc514a73a1d2543dfa2f0cff8d3ecbba44cb5b40ddc1b793e63c3628cebea7a9b204a5f14d140ce12958f2051db634f1e044536ee00adad7e64

Download Submit
memory/1724-0-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/1724-9-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/1724-2-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download
memory/1724-1-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/1724-14-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/1812-17-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/1812-24-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download