6c42459c1638b6eaa783c9cbf6886761c6e8e9cd11c891abc34d664e539dffce

Analysis

max time kernel
151s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
06/12/2022, 00:08

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General

Target

6c42459c1638b6eaa783c9cbf6886761c6e8e9cd11c891abc34d664e539dffce.exe
Size

45KB
MD5

3d084b92117a693c81bf256a9782ddb0
SHA1

dc50c7aad3f4cbd3d4f89474ab78cea9df41f8e9
SHA256

6c42459c1638b6eaa783c9cbf6886761c6e8e9cd11c891abc34d664e539dffce
SHA512

28716bc5fd69fa7d8cb03de1b500e878ec4793a9206bff25135df80d8966cbd5b92e57de81f86ea5ebd000426cb585f00084986993b672e01e63818bc5d939db
SSDEEP

768:kq3hpv8eDKxNS0cGbQrq9OSiT532YdD581k46HZxjH/Aqvtu1SBYr1pTqNjALqH4:9qulG9ktZ9/KdNqhHCCrkRX4C

Score

8^/10

evasion persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1020	Trojan.exe

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Modify Existing Service

T1031

pid	Process
4500	netsh.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	6c42459c1638b6eaa783c9cbf6886761c6e8e9cd11c891abc34d664e539dffce.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\5cd8f17f4086744065eb0992a09e05a2.exe	Trojan.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\5cd8f17f4086744065eb0992a09e05a2.exe	Trojan.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .."	Trojan.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .."	Trojan.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 25 IoCs

pid	Process
1020	Trojan.exe
1020	Trojan.exe
1020	Trojan.exe
1020	Trojan.exe
1020	Trojan.exe
1020	Trojan.exe
1020	Trojan.exe
1020	Trojan.exe
1020	Trojan.exe
1020	Trojan.exe
1020	Trojan.exe
1020	Trojan.exe
1020	Trojan.exe
1020	Trojan.exe
1020	Trojan.exe
1020	Trojan.exe
1020	Trojan.exe
1020	Trojan.exe
1020	Trojan.exe
1020	Trojan.exe
1020	Trojan.exe
1020	Trojan.exe
1020	Trojan.exe
1020	Trojan.exe
1020	Trojan.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1020	Trojan.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1516 wrote to memory of 1020	1516	6c42459c1638b6eaa783c9cbf6886761c6e8e9cd11c891abc34d664e539dffce.exe	81
PID 1516 wrote to memory of 1020	1516	6c42459c1638b6eaa783c9cbf6886761c6e8e9cd11c891abc34d664e539dffce.exe	81
PID 1516 wrote to memory of 1020	1516	6c42459c1638b6eaa783c9cbf6886761c6e8e9cd11c891abc34d664e539dffce.exe	81
PID 1020 wrote to memory of 4500	1020	Trojan.exe	82
PID 1020 wrote to memory of 4500	1020	Trojan.exe	82
PID 1020 wrote to memory of 4500	1020	Trojan.exe	82

C:\Users\Admin\AppData\Local\Temp\6c42459c1638b6eaa783c9cbf6886761c6e8e9cd11c891abc34d664e539dffce.exe
"C:\Users\Admin\AppData\Local\Temp\6c42459c1638b6eaa783c9cbf6886761c6e8e9cd11c891abc34d664e539dffce.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1516
- C:\Users\Admin\AppData\Local\Temp\Trojan.exe
  "C:\Users\Admin\AppData\Local\Temp\Trojan.exe"
  2⤵
  - Executes dropped EXE
  - Drops startup file
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1020
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Trojan.exe" "Trojan.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    PID:4500

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

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\Trojan.exe

Filesize
45KB

MD5
3d084b92117a693c81bf256a9782ddb0

SHA1
dc50c7aad3f4cbd3d4f89474ab78cea9df41f8e9

SHA256
6c42459c1638b6eaa783c9cbf6886761c6e8e9cd11c891abc34d664e539dffce

SHA512
28716bc5fd69fa7d8cb03de1b500e878ec4793a9206bff25135df80d8966cbd5b92e57de81f86ea5ebd000426cb585f00084986993b672e01e63818bc5d939db

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

Filesize
45KB

MD5
3d084b92117a693c81bf256a9782ddb0

SHA1
dc50c7aad3f4cbd3d4f89474ab78cea9df41f8e9

SHA256
6c42459c1638b6eaa783c9cbf6886761c6e8e9cd11c891abc34d664e539dffce

SHA512
28716bc5fd69fa7d8cb03de1b500e878ec4793a9206bff25135df80d8966cbd5b92e57de81f86ea5ebd000426cb585f00084986993b672e01e63818bc5d939db

Download Submit
memory/1020-138-0x0000000074D00000-0x00000000752B1000-memory.dmp

Filesize
5.7MB

Download
memory/1020-139-0x0000000074D00000-0x00000000752B1000-memory.dmp

Filesize
5.7MB

Download
memory/1516-132-0x0000000074D00000-0x00000000752B1000-memory.dmp

Filesize
5.7MB

Download
memory/1516-136-0x0000000074D00000-0x00000000752B1000-memory.dmp

Filesize
5.7MB

Download