5592b8c0476de3fdc1de915a0fde0cc034b247404faec9904f01ff1e0aa90007

Analysis

max time kernel
147s
max time network
148s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
06-08-2024 00:50

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General

Target

2024-08-06_2bc56a748725d2c82d6d0f09e52571ac_cryptolocker.exe
Size

49KB
MD5

2bc56a748725d2c82d6d0f09e52571ac
SHA1

865f89cec588c0d65cef5b5a91b434648a234c32
SHA256

5592b8c0476de3fdc1de915a0fde0cc034b247404faec9904f01ff1e0aa90007
SHA512

413e4f48955148ab56a07070e031f1e481d290cc674f79e0b005df33462132a076baca456cfcf481d665a2ddafa279c0e5243260a0bd6ae37f36e14dca1e9714
SSDEEP

768:P6LsoVEeegiZPvEhHSP+gp/QtOOtEvwDpjBBMLZdzuqpXsiE8Wq/DpkcD:P6Q0ElP6G+gJQMOtEvwDpjB8WMlfD

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2688	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
1940	2024-08-06_2bc56a748725d2c82d6d0f09e52571ac_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	2024-08-06_2bc56a748725d2c82d6d0f09e52571ac_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 1940 wrote to memory of 2688	1940	2024-08-06_2bc56a748725d2c82d6d0f09e52571ac_cryptolocker.exe	30
PID 1940 wrote to memory of 2688	1940	2024-08-06_2bc56a748725d2c82d6d0f09e52571ac_cryptolocker.exe	30
PID 1940 wrote to memory of 2688	1940	2024-08-06_2bc56a748725d2c82d6d0f09e52571ac_cryptolocker.exe	30
PID 1940 wrote to memory of 2688	1940	2024-08-06_2bc56a748725d2c82d6d0f09e52571ac_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-08-06_2bc56a748725d2c82d6d0f09e52571ac_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-08-06_2bc56a748725d2c82d6d0f09e52571ac_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1940
- 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:2688

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\asih.exe

Filesize
49KB

MD5
04a2e9c9d8e2e9586746be88aac19a93

SHA1
a74058c7b10d80b959b03207524318afd5acda6a

SHA256
4827bd5e7ff7debdb9396ef5dd4d39ec52b9691f9f7292544a268a42b5e11529

SHA512
b958b15abf6e4b5355764eb28bae5e01221fc5523ade3938969dc7b388978e14f1d8b702045b9c041074d40025a5ca7da9934c184a10f97cc75af97dbdad2805

Download Submit
memory/1940-0-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/1940-1-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/1940-2-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/1940-9-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/1940-14-0x0000000000680000-0x000000000068B000-memory.dmp

Filesize
44KB

Download
memory/1940-16-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2688-18-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2688-26-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2688-19-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/2688-27-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download