2ca4803498d7d375a61bfab2a3a4cf7e0eec41d116e50a838791a55b164e0f8c

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13/02/2025, 01:26 UTC

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Analysis

max time kernel
138s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
12/01/2025, 15:53 UTC

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General

Target

Malware-1-master/MEMZ-Clean.bat
Size

9KB
MD5

bbae81b88416d8fba76dd3145a831d19
SHA1

42fa0e1b90ad49f66d4ab96c8cca02f81248da8b
SHA256

5c3fde60c178ed0306dd3e396032acdc9bc55c690e27a926923dd18238bbd64c
SHA512

f03ac63bbb504cb53dc896c2bec8666257034b1c4a5827a4ad75c434af05f1cd631a814cc8689e60210e4ca757e61390db8d222f05bf9f3a0fa7026bdf8c4368
SSDEEP

192:XBOTDzoOgdlf7MAdTyQuHq2b1vXei2SLca5icrLJlz3:ss/tDyQuHZddL5Jlz3

Score

7^/10

discovery execution

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2880	MEMZ.exe

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007
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 1 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	MEMZ.exe

Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs

pid	Process
2880	MEMZ.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2832	cscript.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2016 wrote to memory of 2832	2016	cmd.exe	31
PID 2016 wrote to memory of 2832	2016	cmd.exe	31
PID 2016 wrote to memory of 2832	2016	cmd.exe	31
PID 2016 wrote to memory of 2880	2016	cmd.exe	33
PID 2016 wrote to memory of 2880	2016	cmd.exe	33
PID 2016 wrote to memory of 2880	2016	cmd.exe	33
PID 2016 wrote to memory of 2880	2016	cmd.exe	33

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012
Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Malware-1-master\MEMZ-Clean.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:2016
- C:\Windows\system32\cscript.exe
  cscript x.js
  2⤵
  - Suspicious use of FindShellTrayWindow
  PID:2832
- C:\Users\Admin\AppData\Roaming\MEMZ.exe
  "C:\Users\Admin\AppData\Roaming\MEMZ.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: CmdExeWriteProcessMemorySpam
  PID:2880

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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\MALWAR~1\z.zip

Filesize
5KB

MD5
d2ea024b943caa1361833885b832d20b

SHA1
1e17c27a3260862645bdaff5cf82c44172d4df9a

SHA256
39df3364a3af6f7d360aa7e1345e27befc4be960e0e7e7e060b20f3389b80e76

SHA512
7b7cfb5e689feed6a52eedf36b89a7b5cc411191571c0af5e5d704b5f24bfa04afa62d1daab159a7e5702d80e56f3946bf32db0551d256419ca12cd3c57dcecb

Download Submit
C:\Users\Admin\AppData\Local\Temp\Malware-1-master\x

Filesize
8KB

MD5
5ce1a2162bf5e16485f5e263b3cc5cf5

SHA1
e9ec3e06bef08fcf29be35c6a4b2217a8328133c

SHA256
0557ea4c5e309b16458ca32ac617b76d1a55f5f0103e368d05c0f0386b7a0a43

SHA512
ceb5e270bdbcab5be645e50705e3111a5c4751a7a865580d53fa86580025201264a49dd0ea9135b10cff28d7bb21b767ac5d4aff40e880a866ab35df273b5de1

Download Submit
C:\Users\Admin\AppData\Local\Temp\Malware-1-master\x

Filesize
2KB

MD5
237c476929ae162a3ed4a77b5a8b81cb

SHA1
2c63d0e69334a5c3b2b221caedc557514749fca2

SHA256
8cf7a74ed9c9469ce8af80dae6de1dc0bc1e063881cdfef632ff0c48ec3606fe

SHA512
b33ae02ca0d1a73125eb01e485b9b8503cb451668a4fb23fb47c35914603c6dab6032772acbe6689d6376782abb13ccac172e1b85973a5e5b3857ef50a187f8a

Download Submit
C:\Users\Admin\AppData\Local\Temp\Malware-1-master\x

Filesize
858B

MD5
9ada52a951330f55a7eeed735464f140

SHA1
57977e905089aa9b524c19f06da15e20c884c824

SHA256
9d9bf800a69f503fa92dd006a51bc00669be6d5f324d0329f9845038eb8c59b7

SHA512
9db7f81bf20483859d7776b533657c055934d6187ef9b100064369210b2d037ccbfdeffe29213414d979b82556d106a1e4c782ec04ad7b6274b14fc54d73c3f0

Download Submit
C:\Users\Admin\AppData\Local\Temp\Malware-1-master\x

Filesize
4KB

MD5
20e335859ff991575cf1ddf538e5817c

SHA1
1e81b804d67d6c0e22c0cef7e1cb9f86ce0ef5ee

SHA256
88339750431112ed60cdf9bdb7697434ba9b38e2d15ad604c4462705bc1bdfcf

SHA512
012251b342722cf35ebec2c7d071db505a992d81fc4b3492cd87640b5c955dc084825fc5e72edc821f4c481867183f21d26cd904fe7f0373d1156332f87b031d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Malware-1-master\x.js

Filesize
448B

MD5
8eec8704d2a7bc80b95b7460c06f4854

SHA1
1b34585c1fa7ec0bd0505478ac9dbb8b8d19f326

SHA256
aa01b8864b43e92077a106ed3d4656a511f3ba1910fba40c78a32ee6a621d596

SHA512
e274b92810e9a30627a65f87448d784967a2fcfbf49858cbe6ccb841f09e0f53fde253ecc1ea0c7de491d8cc56a6cf8c79d1b7c657e72928cfb0479d11035210

Download Submit
C:\Users\Admin\AppData\Roaming\MEMZ.exe

Filesize
12KB

MD5
9c642c5b111ee85a6bccffc7af896a51

SHA1
eca8571b994fd40e2018f48c214fab6472a98bab

SHA256
4bbf7589615ebdb6c769d6d2e7bdcb26072bac0cda6e225a4133ba8819e688d5

SHA512
23cc74b5a7bdf70ba789d1730a0009414cfb9c780544e3d8d841be58782b9a9a089969c4295a0da25d07285505992386486d6ff0524e75605b96bb99cd3aaa1c

Download Submit
memory/2832-120-0x0000000001F20000-0x0000000001F21000-memory.dmp

Filesize
4KB

Download