b0e91337f91b8a6db1b76d45b890f1bd96aff552aa8591243d4cd2c28ecd6cd2

Analysis

max time kernel
190s
max time network
226s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
03/10/2022, 13:47

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

b0e91337f91b8a6db1b76d45b890f1bd96aff552aa8591243d4cd2c28ecd6cd2.exe
Size

72KB
MD5

6e192bea18adceac322e19a0e0f5ec80
SHA1

c05c2631be0f66ad6f15857d7dac47f4b10df7fd
SHA256

b0e91337f91b8a6db1b76d45b890f1bd96aff552aa8591243d4cd2c28ecd6cd2
SHA512

b9942cba45d283e501849435a49beb231bfb160ce2a54dd50184f837aaa90cc87af8ccd0dcbe2642aa5e2a497a2277f9e9dca2600a56c360118e5c6df25e530b
SSDEEP

1536:lYG0P6/63Xw9wE70Mr6cQgacMuAr5J1opIf2:ma/63XweE70MxacMueT2

Score

8^/10

evasion persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2092	Trojan.exe

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Modify Existing Service

T1031

pid	Process
3664	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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	b0e91337f91b8a6db1b76d45b890f1bd96aff552aa8591243d4cd2c28ecd6cd2.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\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .."	Trojan.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\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 23 IoCs

pid	Process
2092	Trojan.exe
2092	Trojan.exe
2092	Trojan.exe
2092	Trojan.exe
2092	Trojan.exe
2092	Trojan.exe
2092	Trojan.exe
2092	Trojan.exe
2092	Trojan.exe
2092	Trojan.exe
2092	Trojan.exe
2092	Trojan.exe
2092	Trojan.exe
2092	Trojan.exe
2092	Trojan.exe
2092	Trojan.exe
2092	Trojan.exe
2092	Trojan.exe
2092	Trojan.exe
2092	Trojan.exe
2092	Trojan.exe
2092	Trojan.exe
2092	Trojan.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2092	Trojan.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4916 wrote to memory of 2092	4916	b0e91337f91b8a6db1b76d45b890f1bd96aff552aa8591243d4cd2c28ecd6cd2.exe	85
PID 4916 wrote to memory of 2092	4916	b0e91337f91b8a6db1b76d45b890f1bd96aff552aa8591243d4cd2c28ecd6cd2.exe	85
PID 4916 wrote to memory of 2092	4916	b0e91337f91b8a6db1b76d45b890f1bd96aff552aa8591243d4cd2c28ecd6cd2.exe	85
PID 2092 wrote to memory of 3664	2092	Trojan.exe	86
PID 2092 wrote to memory of 3664	2092	Trojan.exe	86
PID 2092 wrote to memory of 3664	2092	Trojan.exe	86

C:\Users\Admin\AppData\Local\Temp\b0e91337f91b8a6db1b76d45b890f1bd96aff552aa8591243d4cd2c28ecd6cd2.exe
"C:\Users\Admin\AppData\Local\Temp\b0e91337f91b8a6db1b76d45b890f1bd96aff552aa8591243d4cd2c28ecd6cd2.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4916
- 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:2092
- - 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:3664

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

Loading Replay Monitor...

Downloads

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

Filesize
72KB

MD5
6e192bea18adceac322e19a0e0f5ec80

SHA1
c05c2631be0f66ad6f15857d7dac47f4b10df7fd

SHA256
b0e91337f91b8a6db1b76d45b890f1bd96aff552aa8591243d4cd2c28ecd6cd2

SHA512
b9942cba45d283e501849435a49beb231bfb160ce2a54dd50184f837aaa90cc87af8ccd0dcbe2642aa5e2a497a2277f9e9dca2600a56c360118e5c6df25e530b

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

Filesize
72KB

MD5
6e192bea18adceac322e19a0e0f5ec80

SHA1
c05c2631be0f66ad6f15857d7dac47f4b10df7fd

SHA256
b0e91337f91b8a6db1b76d45b890f1bd96aff552aa8591243d4cd2c28ecd6cd2

SHA512
b9942cba45d283e501849435a49beb231bfb160ce2a54dd50184f837aaa90cc87af8ccd0dcbe2642aa5e2a497a2277f9e9dca2600a56c360118e5c6df25e530b

Download Submit
memory/2092-138-0x0000000074A30000-0x0000000074FE1000-memory.dmp

Filesize
5.7MB

Download
memory/2092-139-0x0000000074A30000-0x0000000074FE1000-memory.dmp

Filesize
5.7MB

Download
memory/4916-132-0x0000000074A30000-0x0000000074FE1000-memory.dmp

Filesize
5.7MB

Download
memory/4916-136-0x0000000074A30000-0x0000000074FE1000-memory.dmp

Filesize
5.7MB

Download