80817e6a295c87910612ee39326332492f81dee852b9ee211315e4f58fd0c75b

Analysis

max time kernel
151s
max time network
183s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
12/10/2023, 01:19

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General

Target

2023-08-26_49e339caaa718ed059adf17acb3258c0_cryptolocker_JC.exe
Size

29KB
MD5

49e339caaa718ed059adf17acb3258c0
SHA1

026bdfb7183d885f5298b9d7334b942cc5c7ed15
SHA256

80817e6a295c87910612ee39326332492f81dee852b9ee211315e4f58fd0c75b
SHA512

bc862af46f3ad264fce12787b1078c84db44c54e34e7574466f38cfa700277071bc429f90d4d0cc3913fa18b39a8433b2367b99de7453b165c5045d638e6acf8
SSDEEP

384:bA74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUgIunq:bA74zYcgT/Ekd0ryfjPIunq

Score

7^/10

Malware Config

Signatures

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-1-5-21-3027552071-446050021-1254071215-1000\Control Panel\International\Geo\Nation	2023-08-26_49e339caaa718ed059adf17acb3258c0_cryptolocker_JC.exe

Executes dropped EXE 1 IoCs

pid	Process
2940	hasfj.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4772 wrote to memory of 2940	4772	2023-08-26_49e339caaa718ed059adf17acb3258c0_cryptolocker_JC.exe	88
PID 4772 wrote to memory of 2940	4772	2023-08-26_49e339caaa718ed059adf17acb3258c0_cryptolocker_JC.exe	88
PID 4772 wrote to memory of 2940	4772	2023-08-26_49e339caaa718ed059adf17acb3258c0_cryptolocker_JC.exe	88

C:\Users\Admin\AppData\Local\Temp\2023-08-26_49e339caaa718ed059adf17acb3258c0_cryptolocker_JC.exe
"C:\Users\Admin\AppData\Local\Temp\2023-08-26_49e339caaa718ed059adf17acb3258c0_cryptolocker_JC.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4772
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  - Executes dropped EXE
  PID:2940

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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\hasfj.exe

Filesize
29KB

MD5
43393784bfb38c9ebd25017bd86b40be

SHA1
830b006afaa720f8b6011c7cb991bf0d122063c1

SHA256
17eaad783d9a7a3fcbd5288019f6062c5e3fb56fdea0044d45b1443da42a54ef

SHA512
cddf0341006b3acc0f6712954d7da575e3148949c852fc00ebcbd3e079c75a561c069ac6415ada8bafcda38c522d84d8aa983302460c79d093bf9cd4ba933382

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

Filesize
29KB

MD5
43393784bfb38c9ebd25017bd86b40be

SHA1
830b006afaa720f8b6011c7cb991bf0d122063c1

SHA256
17eaad783d9a7a3fcbd5288019f6062c5e3fb56fdea0044d45b1443da42a54ef

SHA512
cddf0341006b3acc0f6712954d7da575e3148949c852fc00ebcbd3e079c75a561c069ac6415ada8bafcda38c522d84d8aa983302460c79d093bf9cd4ba933382

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

Filesize
29KB

MD5
43393784bfb38c9ebd25017bd86b40be

SHA1
830b006afaa720f8b6011c7cb991bf0d122063c1

SHA256
17eaad783d9a7a3fcbd5288019f6062c5e3fb56fdea0044d45b1443da42a54ef

SHA512
cddf0341006b3acc0f6712954d7da575e3148949c852fc00ebcbd3e079c75a561c069ac6415ada8bafcda38c522d84d8aa983302460c79d093bf9cd4ba933382

Download Submit
memory/2940-18-0x0000000002110000-0x0000000002116000-memory.dmp

Filesize
24KB

Download
memory/2940-17-0x0000000002280000-0x0000000002286000-memory.dmp

Filesize
24KB

Download
memory/4772-0-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/4772-1-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/4772-2-0x0000000003150000-0x0000000003156000-memory.dmp

Filesize
24KB

Download