21811fa8e34587a4ea8fd645dc6e29d5e5c7a09ba04174c40c33ed61bbc335f1

General

Target

21811fa8e34587a4ea8fd645dc6e29d5e5c7a09ba04174c40c33ed61bbc335f1.exe
Size

530KB
MD5

bda86539e4d6989fada77aeb10f99578
SHA1

4c0364571a6a047bb365cba500590dc53ee3d362
SHA256

21811fa8e34587a4ea8fd645dc6e29d5e5c7a09ba04174c40c33ed61bbc335f1
SHA512

ccdaf734b4775b600ead364768a6f8aa42829cc5030fffbc155ea9c968f4eca79abeb3675c075b810831e302a403e66dc4aaab4b710d7d0f123243b83f6e587c
SSDEEP

12288:Ac3qRM7ydh8Sy4eFVG54yiDgilSkk3kH37oPvqu69:JcM7SJy4eFVvyiDDZyS

Score

8^/10

evasion persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

Trojan.exe

pid process

3448 Trojan.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

4504 netsh.exe

pid	process
4504	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

Processes:

21811fa8e34587a4ea8fd645dc6e29d5e5c7a09ba04174c40c33ed61bbc335f1.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	21811fa8e34587a4ea8fd645dc6e29d5e5c7a09ba04174c40c33ed61bbc335f1.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Trojan.exe

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-1-5-21-2295526160-1155304984-640977766-1000\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 45 IoCs

Processes:

Trojan.exe

pid	process
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe
3448	Trojan.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Trojan.exe

description pid process

Token: SeDebugPrivilege 3448 Trojan.exe

description	pid	process
Token: SeDebugPrivilege	3448	Trojan.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

21811fa8e34587a4ea8fd645dc6e29d5e5c7a09ba04174c40c33ed61bbc335f1.exeTrojan.exe

description	pid	process	target process
PID 3576 wrote to memory of 3448	3576	21811fa8e34587a4ea8fd645dc6e29d5e5c7a09ba04174c40c33ed61bbc335f1.exe	Trojan.exe
PID 3576 wrote to memory of 3448	3576	21811fa8e34587a4ea8fd645dc6e29d5e5c7a09ba04174c40c33ed61bbc335f1.exe	Trojan.exe
PID 3576 wrote to memory of 3448	3576	21811fa8e34587a4ea8fd645dc6e29d5e5c7a09ba04174c40c33ed61bbc335f1.exe	Trojan.exe
PID 3448 wrote to memory of 4504	3448	Trojan.exe	netsh.exe
PID 3448 wrote to memory of 4504	3448	Trojan.exe	netsh.exe
PID 3448 wrote to memory of 4504	3448	Trojan.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\21811fa8e34587a4ea8fd645dc6e29d5e5c7a09ba04174c40c33ed61bbc335f1.exe
"C:\Users\Admin\AppData\Local\Temp\21811fa8e34587a4ea8fd645dc6e29d5e5c7a09ba04174c40c33ed61bbc335f1.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3576

C:\Users\Admin\AppData\Local\Temp\Trojan.exe
"C:\Users\Admin\AppData\Local\Temp\Trojan.exe"
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3448

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:4504

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Trojan.exe
Filesize
530KB

MD5
bda86539e4d6989fada77aeb10f99578

SHA1
4c0364571a6a047bb365cba500590dc53ee3d362

SHA256
21811fa8e34587a4ea8fd645dc6e29d5e5c7a09ba04174c40c33ed61bbc335f1

SHA512
ccdaf734b4775b600ead364768a6f8aa42829cc5030fffbc155ea9c968f4eca79abeb3675c075b810831e302a403e66dc4aaab4b710d7d0f123243b83f6e587c

Download Submit
C:\Users\Admin\AppData\Local\Temp\Trojan.exe
Filesize
530KB

MD5
bda86539e4d6989fada77aeb10f99578

SHA1
4c0364571a6a047bb365cba500590dc53ee3d362

SHA256
21811fa8e34587a4ea8fd645dc6e29d5e5c7a09ba04174c40c33ed61bbc335f1

SHA512
ccdaf734b4775b600ead364768a6f8aa42829cc5030fffbc155ea9c968f4eca79abeb3675c075b810831e302a403e66dc4aaab4b710d7d0f123243b83f6e587c

Download Submit
memory/3448-133-0x0000000000000000-mapping.dmp

Download
memory/3448-136-0x0000000074880000-0x0000000074E31000-memory.dmp

Filesize
5.7MB

Download
memory/3448-139-0x0000000074880000-0x0000000074E31000-memory.dmp

Filesize
5.7MB

Download
memory/3576-132-0x0000000074880000-0x0000000074E31000-memory.dmp

Filesize
5.7MB

Download
memory/3576-138-0x0000000074880000-0x0000000074E31000-memory.dmp

Filesize
5.7MB

Download
memory/4504-137-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads