7959429fb1fa4b3ff3f628eae0fe1efd7d373eb42f6c6ef1e68b5fb4a6d9d67e

Analysis

max time kernel
120s
max time network
122s
platform
windows7_x64
resource
win7v20210410
submitted
15/07/2021, 05:47

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
T20009002.exe
Size 376KB
Sample210715-gs7dvs69js
SHA256 7959429fb1fa4b3ff3f628eae0fe1efd7d373eb42f6c6ef1e68b5fb4a6d9d67e
MD5 0d1b796144a61a40194f58ac4089b82e
SHA1 4aa16f12e436ab97eb709c99cfde21da48e7067f
SHA512 e45e356641b495b1c2a1b5f3671caa0bc0e9b095c3a98aa700d19112e303f2d005157b764c627588e4aa2209f05bfcc3b77d25a51fd67d51ae41aa7b53e24808
MD5 SHA1 SHA512

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
1076	T20009002.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1076 set thread context of 1972	1076	T20009002.exe	26

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 2 IoCs

pid	Process
1972	MSBuild.exe
1972	MSBuild.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1580	dw20.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1076	T20009002.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1972	MSBuild.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1076 wrote to memory of 1972	1076	T20009002.exe	26
PID 1076 wrote to memory of 1972	1076	T20009002.exe	26
PID 1076 wrote to memory of 1972	1076	T20009002.exe	26
PID 1076 wrote to memory of 1972	1076	T20009002.exe	26
PID 1076 wrote to memory of 1972	1076	T20009002.exe	26
PID 1972 wrote to memory of 1580	1972	MSBuild.exe	30
PID 1972 wrote to memory of 1580	1972	MSBuild.exe	30
PID 1972 wrote to memory of 1580	1972	MSBuild.exe	30
PID 1972 wrote to memory of 1580	1972	MSBuild.exe	30

C:\Users\Admin\AppData\Local\Temp\T20009002.exe
"C:\Users\Admin\AppData\Local\Temp\T20009002.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1076
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
  "C:\Users\Admin\AppData\Local\Temp\T20009002.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1972
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
    dw20.exe -x -s 516
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    PID:1580

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

Loading Replay Monitor...

Downloads

memory/1076-59-0x00000000766D1000-0x00000000766D3000-memory.dmp

Download

memory/1580-66-0x0000000000370000-0x0000000000371000-memory.dmp

Download

memory/1972-63-0x00000000004A0000-0x00000000004A1000-memory.dmp

Download