f70b7ac2b72cdc1ae30db2ab4d67076ca5b2e02b7a2a308be72bc043f3bd5d64

Analysis

max time kernel
128s
max time network
143s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
02/10/2022, 09:13

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General

Target

f70b7ac2b72cdc1ae30db2ab4d67076ca5b2e02b7a2a308be72bc043f3bd5d64.exe
Size

31KB
MD5

70ddf17a57852b46ab7499c0a9fac1f0
SHA1

4fb3f0307808b73cdd61583fc7d0110795c3d8c5
SHA256

f70b7ac2b72cdc1ae30db2ab4d67076ca5b2e02b7a2a308be72bc043f3bd5d64
SHA512

3446cbeb454bd0ba319310f30dc57745bfc7a6993b37166d44e39ca8bc1dfa7bdc4f02f797b6ce32d5c088af5842379a2b3bd4a06d296ca24c410fb2e151addc
SSDEEP

768:X6LsoEEeegiZPvEhHSG+gp/QtOOtEvwDpjBVajSKCfg:X6QFElP6n+gJQMOtEvwDpjBcSKCfg

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1076	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2020	f70b7ac2b72cdc1ae30db2ab4d67076ca5b2e02b7a2a308be72bc043f3bd5d64.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2020 wrote to memory of 1076	2020	f70b7ac2b72cdc1ae30db2ab4d67076ca5b2e02b7a2a308be72bc043f3bd5d64.exe	26
PID 2020 wrote to memory of 1076	2020	f70b7ac2b72cdc1ae30db2ab4d67076ca5b2e02b7a2a308be72bc043f3bd5d64.exe	26
PID 2020 wrote to memory of 1076	2020	f70b7ac2b72cdc1ae30db2ab4d67076ca5b2e02b7a2a308be72bc043f3bd5d64.exe	26
PID 2020 wrote to memory of 1076	2020	f70b7ac2b72cdc1ae30db2ab4d67076ca5b2e02b7a2a308be72bc043f3bd5d64.exe	26

C:\Users\Admin\AppData\Local\Temp\f70b7ac2b72cdc1ae30db2ab4d67076ca5b2e02b7a2a308be72bc043f3bd5d64.exe
"C:\Users\Admin\AppData\Local\Temp\f70b7ac2b72cdc1ae30db2ab4d67076ca5b2e02b7a2a308be72bc043f3bd5d64.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2020
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:1076

Network

MITRE ATT&CK Enterprise v6

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
31KB

MD5
c4f6255a45ee68b00ab44c5e1f1593a4

SHA1
6793482c1253ab8c466c71843d21b229ad85bbbb

SHA256
e4aa7fef6d737abe27e5eac1eb613e0477f97e587e5827c71ae964fadff30995

SHA512
56019f54701ba53547455861fdebfcf0d4502fc896bf6e05dbd6b00f83cf584df9ef881fcd002433db2cbd18177721685f40390055399ea08f2d3b4cc67b5196

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

Filesize
31KB

MD5
c4f6255a45ee68b00ab44c5e1f1593a4

SHA1
6793482c1253ab8c466c71843d21b229ad85bbbb

SHA256
e4aa7fef6d737abe27e5eac1eb613e0477f97e587e5827c71ae964fadff30995

SHA512
56019f54701ba53547455861fdebfcf0d4502fc896bf6e05dbd6b00f83cf584df9ef881fcd002433db2cbd18177721685f40390055399ea08f2d3b4cc67b5196

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

Filesize
31KB

MD5
c4f6255a45ee68b00ab44c5e1f1593a4

SHA1
6793482c1253ab8c466c71843d21b229ad85bbbb

SHA256
e4aa7fef6d737abe27e5eac1eb613e0477f97e587e5827c71ae964fadff30995

SHA512
56019f54701ba53547455861fdebfcf0d4502fc896bf6e05dbd6b00f83cf584df9ef881fcd002433db2cbd18177721685f40390055399ea08f2d3b4cc67b5196

Download Submit
memory/1076-68-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/1076-75-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2020-54-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/2020-55-0x0000000075451000-0x0000000075453000-memory.dmp

Filesize
8KB

Download
memory/2020-56-0x00000000002F0000-0x00000000002F6000-memory.dmp

Filesize
24KB

Download
memory/2020-62-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download