73aa0ce5d7897dd735d2158416d2e3a9843b3ca5be216c3cca419e27611533f3

Analysis

max time kernel
188s
max time network
192s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
06-12-2022 13:07

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General

Target

73aa0ce5d7897dd735d2158416d2e3a9843b3ca5be216c3cca419e27611533f3.exe
Size

1.4MB
MD5

6e36ac2ce8d973299ef65713855ab9e4
SHA1

cdfa3aa80570101d5584365665775e1210c01bc0
SHA256

73aa0ce5d7897dd735d2158416d2e3a9843b3ca5be216c3cca419e27611533f3
SHA512

59324e706d105e98105365e5bc295edcadb0d229552762c746bf4d74befdcfdaf6887aca16f4f4f7e812c9bdcdfabedb4fcbf07af637ff6c73188bcb28b9e4e4
SSDEEP

24576:gZ6dYlG4FAkkYsalVHZTU+89aFQvKDgv42cRS5JGYJOUJKk6ckqm4kn1ew6/:ulG4+JYjHdl89aqvK8vr75gk/Yn1e5

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4340	CSOL透视加速版10-6.exe
2924	test.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	73aa0ce5d7897dd735d2158416d2e3a9843b3ca5be216c3cca419e27611533f3.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2924	test.exe
2924	test.exe
4340	CSOL透视加速版10-6.exe
4340	CSOL透视加速版10-6.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe
2924	test.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4340	CSOL透视加速版10-6.exe
4340	CSOL透视加速版10-6.exe
4340	CSOL透视加速版10-6.exe
4340	CSOL透视加速版10-6.exe
2924	test.exe
2924	test.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2056 wrote to memory of 4340	2056	73aa0ce5d7897dd735d2158416d2e3a9843b3ca5be216c3cca419e27611533f3.exe	84
PID 2056 wrote to memory of 4340	2056	73aa0ce5d7897dd735d2158416d2e3a9843b3ca5be216c3cca419e27611533f3.exe	84
PID 2056 wrote to memory of 4340	2056	73aa0ce5d7897dd735d2158416d2e3a9843b3ca5be216c3cca419e27611533f3.exe	84
PID 2056 wrote to memory of 2924	2056	73aa0ce5d7897dd735d2158416d2e3a9843b3ca5be216c3cca419e27611533f3.exe	85
PID 2056 wrote to memory of 2924	2056	73aa0ce5d7897dd735d2158416d2e3a9843b3ca5be216c3cca419e27611533f3.exe	85
PID 2056 wrote to memory of 2924	2056	73aa0ce5d7897dd735d2158416d2e3a9843b3ca5be216c3cca419e27611533f3.exe	85

C:\Users\Admin\AppData\Local\Temp\73aa0ce5d7897dd735d2158416d2e3a9843b3ca5be216c3cca419e27611533f3.exe
"C:\Users\Admin\AppData\Local\Temp\73aa0ce5d7897dd735d2158416d2e3a9843b3ca5be216c3cca419e27611533f3.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2056
- C:\Users\Admin\AppData\Local\Temp\CSOL透视加速版10-6.exe
  "C:\Users\Admin\AppData\Local\Temp\CSOL透视加速版10-6.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:4340
- C:\Users\Admin\AppData\Local\Temp\test.exe
  "C:\Users\Admin\AppData\Local\Temp\test.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2924

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\CSOL透视加速版10-6.exe

Filesize
1.4MB

MD5
4fcc74764b1406d580d262ed064d2a84

SHA1
c54c133c9d78fbaf29471d55ac6924d5c7c4a0df

SHA256
c3134cdc17314c8b2d39d2e4c6f2ce38ba61f8992a6dabb0b93e80170704f8ef

SHA512
6f5c213f86eb58cfaa00b9b5d61e7bed18de7e3803a18ca5a77703c7f65935e1ee0b0b046d278d3ed2117593000a53d2974e51b909a61d171c72c7524d5a9226

Download Submit
C:\Users\Admin\AppData\Local\Temp\CSOL透视加速版10-6.exe

Filesize
1.4MB

MD5
4fcc74764b1406d580d262ed064d2a84

SHA1
c54c133c9d78fbaf29471d55ac6924d5c7c4a0df

SHA256
c3134cdc17314c8b2d39d2e4c6f2ce38ba61f8992a6dabb0b93e80170704f8ef

SHA512
6f5c213f86eb58cfaa00b9b5d61e7bed18de7e3803a18ca5a77703c7f65935e1ee0b0b046d278d3ed2117593000a53d2974e51b909a61d171c72c7524d5a9226

Download Submit
C:\Users\Admin\AppData\Local\Temp\test.exe

Filesize
417KB

MD5
03ca44b32ab176fd48366aca93cb8e7f

SHA1
1ae112356192c4623586464b5f030535a179e80b

SHA256
5d7e5d2f582278ca6e443ee38c9401f2e51b29b9075cb9e00eedbabca0f00dd8

SHA512
c8d75d39b74f9f578eb1bf5492f95c7a73e0da88feb6099ba05e7e67fac7b653f27a0167f39dd9254ea06b5a1ba410d977170258ee994e892b04381320f607cc

Download Submit
C:\Users\Admin\AppData\Local\Temp\test.exe

Filesize
417KB

MD5
03ca44b32ab176fd48366aca93cb8e7f

SHA1
1ae112356192c4623586464b5f030535a179e80b

SHA256
5d7e5d2f582278ca6e443ee38c9401f2e51b29b9075cb9e00eedbabca0f00dd8

SHA512
c8d75d39b74f9f578eb1bf5492f95c7a73e0da88feb6099ba05e7e67fac7b653f27a0167f39dd9254ea06b5a1ba410d977170258ee994e892b04381320f607cc

Download Submit
memory/2924-141-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/2924-331-0x0000000002160000-0x0000000002193000-memory.dmp

Filesize
204KB

Download
memory/2924-138-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/2924-140-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/2924-916-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/2924-142-0x0000000002160000-0x0000000002193000-memory.dmp

Filesize
204KB

Download
memory/2924-143-0x0000000076C10000-0x0000000076E25000-memory.dmp

Filesize
2.1MB

Download
memory/2924-152-0x0000000077610000-0x000000007768A000-memory.dmp

Filesize
488KB

Download
memory/2924-168-0x0000000075E20000-0x00000000760A1000-memory.dmp

Filesize
2.5MB

Download
memory/2924-330-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/2924-135-0x0000000000000000-mapping.dmp

Download
memory/2924-540-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/2924-551-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/2924-915-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/4340-132-0x0000000000000000-mapping.dmp

Download