08c862b121d572f06cb68fe6fc483961818390a86fe300eb04695d32d9bf51c7

Analysis

max time kernel
140s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
02/08/2023, 18:08

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General

Target

3f3dcbde8eeb6805bccee696b6aea921_cryptolocker_JC.exe
Size

85KB
MD5

3f3dcbde8eeb6805bccee696b6aea921
SHA1

896b6c9e921abd8f016a1ed7152112e3375b98a6
SHA256

08c862b121d572f06cb68fe6fc483961818390a86fe300eb04695d32d9bf51c7
SHA512

742d058355c642f1d096c3bbc12ed3fbd2469ac0395a3177805d884715b0d65067b9f6a48b038bc37d25e9d79e7112d7f571097e65ef14fb682a0a1c77dd790a
SSDEEP

1536:V6QFElP6n+gMQMOtEvwDpjQGYQbNcqamvWI:V6a+pOtEvwDpjtt

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1960	asih.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 1636 wrote to memory of 1960	1636	3f3dcbde8eeb6805bccee696b6aea921_cryptolocker_JC.exe	80
PID 1636 wrote to memory of 1960	1636	3f3dcbde8eeb6805bccee696b6aea921_cryptolocker_JC.exe	80
PID 1636 wrote to memory of 1960	1636	3f3dcbde8eeb6805bccee696b6aea921_cryptolocker_JC.exe	80

C:\Users\Admin\AppData\Local\Temp\3f3dcbde8eeb6805bccee696b6aea921_cryptolocker_JC.exe
"C:\Users\Admin\AppData\Local\Temp\3f3dcbde8eeb6805bccee696b6aea921_cryptolocker_JC.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1636
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:1960

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
85KB

MD5
483d62c72942d77c57a3a9f8f6dab5da

SHA1
ff87b0f3376fb2238558f19f6cf4a2afe9bd762c

SHA256
c62d6d236f2c215180e51e6aef4713b4dff12c50f0dd4e0d519c93d78f1a277d

SHA512
cce4006040ebec72e0b3ded2417ba02f21e8823818b80ee1e67e259e5876cf87204974b4d6607b003f6ff526ca685df3b90f26f1cd334f6ea925d24fe4646b1a

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

Filesize
85KB

MD5
483d62c72942d77c57a3a9f8f6dab5da

SHA1
ff87b0f3376fb2238558f19f6cf4a2afe9bd762c

SHA256
c62d6d236f2c215180e51e6aef4713b4dff12c50f0dd4e0d519c93d78f1a277d

SHA512
cce4006040ebec72e0b3ded2417ba02f21e8823818b80ee1e67e259e5876cf87204974b4d6607b003f6ff526ca685df3b90f26f1cd334f6ea925d24fe4646b1a

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

Filesize
85KB

MD5
483d62c72942d77c57a3a9f8f6dab5da

SHA1
ff87b0f3376fb2238558f19f6cf4a2afe9bd762c

SHA256
c62d6d236f2c215180e51e6aef4713b4dff12c50f0dd4e0d519c93d78f1a277d

SHA512
cce4006040ebec72e0b3ded2417ba02f21e8823818b80ee1e67e259e5876cf87204974b4d6607b003f6ff526ca685df3b90f26f1cd334f6ea925d24fe4646b1a

Download Submit
memory/1636-133-0x0000000002050000-0x0000000002056000-memory.dmp

Filesize
24KB

Download
memory/1636-134-0x0000000002050000-0x0000000002056000-memory.dmp

Filesize
24KB

Download
memory/1636-135-0x0000000002070000-0x0000000002076000-memory.dmp

Filesize
24KB

Download
memory/1960-150-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/1960-151-0x00000000004F0000-0x00000000004F6000-memory.dmp

Filesize
24KB

Download