886a279bd67403b1d520606bf876c3d6759f126a5d8fc557b6f97b9b07278202

Analysis

max time kernel
148s
max time network
150s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
09-07-2024 18:26

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General

Target

2024-07-09_88545671fe9288c4656b94625b4bdb91_cryptolocker.exe
Size

50KB
MD5

88545671fe9288c4656b94625b4bdb91
SHA1

473895b8a47b3b4115a354354757a4ce2f2e0f80
SHA256

886a279bd67403b1d520606bf876c3d6759f126a5d8fc557b6f97b9b07278202
SHA512

50e8768017ab77a54ad3fc04409b304898c86cfe9f2459ecb85243783a027f30e5054e1194fdf6240bd34e1b4b44db88d0a6de49165d4e04bb877114aff5ed2a
SSDEEP

768:X6LsoEEeegiZPvEhHSG+gp/QtOOtEvwDpjBaaEqbIu556BlvsTz:X6QFElP6n+gJQMOtEvwDpjB0GIWSlvIz

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2816	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2852	2024-07-09_88545671fe9288c4656b94625b4bdb91_cryptolocker.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2852 wrote to memory of 2816	2852	2024-07-09_88545671fe9288c4656b94625b4bdb91_cryptolocker.exe	30
PID 2852 wrote to memory of 2816	2852	2024-07-09_88545671fe9288c4656b94625b4bdb91_cryptolocker.exe	30
PID 2852 wrote to memory of 2816	2852	2024-07-09_88545671fe9288c4656b94625b4bdb91_cryptolocker.exe	30
PID 2852 wrote to memory of 2816	2852	2024-07-09_88545671fe9288c4656b94625b4bdb91_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-07-09_88545671fe9288c4656b94625b4bdb91_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-07-09_88545671fe9288c4656b94625b4bdb91_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2852
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:2816

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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\asih.exe

Filesize
50KB

MD5
6b88fc9d8ec532507fbe8ccff41a2376

SHA1
5124ec3e40beb1d0754c809d5b4d5c69c4a712aa

SHA256
9234ad701353518ded8789be4e2051911d2612109ab4d1a5f47387987efbc410

SHA512
815c4446eed8d993660f7a2f85f793d94353478eb622c9a96333e6796295294a2a699f5170d1aeeea7ccf1fab5a4a510442c38f854681fbe9fd3a66091d9739b

Download Submit
memory/2816-22-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2816-15-0x0000000000480000-0x0000000000486000-memory.dmp

Filesize
24KB

Download
memory/2852-1-0x00000000005B0000-0x00000000005B6000-memory.dmp

Filesize
24KB

Download
memory/2852-0-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/2852-8-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download