7070efa55c60dec1d329c6d7ceef6e93ee848105df2f0741ce7c0d51482390cf

Analysis

max time kernel
149s
max time network
155s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07/09/2024, 01:05

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General

Target

2024-09-07_153eb4987394e2898bb148f59f0117fe_cryptolocker.exe
Size

47KB
MD5

153eb4987394e2898bb148f59f0117fe
SHA1

5c66dd4538304b1897336af0967b3aeaf4972bdc
SHA256

7070efa55c60dec1d329c6d7ceef6e93ee848105df2f0741ce7c0d51482390cf
SHA512

9cf4c7f0790ee899494e7cf13d70502ecd89215ac970050345107988168628466679e23b4e5cc41d60bcbb4f9cd2ae95757240a56be09d066c4a2f414e9d0fd6
SSDEEP

768:P6LsoEEeegiZPvEhHS5+Mh/QtOOtEvwDpjBpaD3TUogs/VXpAPlAW:P6QFElP6k+MRQMOtEvwDpjBQpVX8AW

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2648	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2624	2024-09-07_153eb4987394e2898bb148f59f0117fe_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_153eb4987394e2898bb148f59f0117fe_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 2624 wrote to memory of 2648	2624	2024-09-07_153eb4987394e2898bb148f59f0117fe_cryptolocker.exe	29
PID 2624 wrote to memory of 2648	2624	2024-09-07_153eb4987394e2898bb148f59f0117fe_cryptolocker.exe	29
PID 2624 wrote to memory of 2648	2624	2024-09-07_153eb4987394e2898bb148f59f0117fe_cryptolocker.exe	29
PID 2624 wrote to memory of 2648	2624	2024-09-07_153eb4987394e2898bb148f59f0117fe_cryptolocker.exe	29

C:\Users\Admin\AppData\Local\Temp\2024-09-07_153eb4987394e2898bb148f59f0117fe_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-07_153eb4987394e2898bb148f59f0117fe_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2624
- 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:2648

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

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

Filesize
47KB

MD5
9951670c93eed5f1f750506fa51da898

SHA1
2506f438a75c188b9809cb473c1415bf72a4e574

SHA256
3bdfd165d7bded974a019fa211e5652df1a1a9fd591c15638d2f6a3aa60ead1a

SHA512
afd8316745794badcf7fedd18dcd63f93f844d072fa1c8804ac27c56c0bfc2c3ab49c70fe4f46f47862315b4b83bd7db5c9c90867e06dfacbafd9a8e3b550588

Download Submit
memory/2624-0-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2624-1-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2624-9-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2624-2-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/2624-15-0x0000000001E20000-0x0000000001E2B000-memory.dmp

Filesize
44KB

Download
memory/2624-25-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2648-26-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2648-18-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/2648-16-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2648-27-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download