b333a3313b8dd85dd55945e657961d2854d5d9687b585fffc7360bbac87d19a3

General

Target

b333a3313b8dd85dd55945e657961d2854d5d9687b585fffc7360bbac87d19a3.exe
Size

109KB
MD5

394552a4f1b116ccd5825a5f27928435
SHA1

eb19a98f59c0a17bd09f04d618743c5365292fdb
SHA256

b333a3313b8dd85dd55945e657961d2854d5d9687b585fffc7360bbac87d19a3
SHA512

ca4ad388fed404794287443ed768e913624454e2acbd2b0b5b7b34ea9c3e081e874478f165b23ea6444a1fe53af5e80fdb12be4482f441810ff9e2697c293397
SSDEEP

1536:WwHTYXvGC2Ek61ZNe2cIBGh90nEmhOZOEpn1qtMyO895bbdSCMhr/GXK9BvKXvE9:JTY/5k6fEnxS9Rbdcr/GzXTM

Score

8^/10

evasion persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

Trojan.exe

pid process

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

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

516 netsh.exe

pid	process
516	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:

b333a3313b8dd85dd55945e657961d2854d5d9687b585fffc7360bbac87d19a3.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	b333a3313b8dd85dd55945e657961d2854d5d9687b585fffc7360bbac87d19a3.exe

Drops startup file 2 IoCs

Processes:

Trojan.exe

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

Processes:

Trojan.exe

description	ioc	process
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
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 25 IoCs

Processes:

Trojan.exe

pid	process
260	Trojan.exe
260	Trojan.exe
260	Trojan.exe
260	Trojan.exe
260	Trojan.exe
260	Trojan.exe
260	Trojan.exe
260	Trojan.exe
260	Trojan.exe
260	Trojan.exe
260	Trojan.exe
260	Trojan.exe
260	Trojan.exe
260	Trojan.exe
260	Trojan.exe
260	Trojan.exe
260	Trojan.exe
260	Trojan.exe
260	Trojan.exe
260	Trojan.exe
260	Trojan.exe
260	Trojan.exe
260	Trojan.exe
260	Trojan.exe
260	Trojan.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Trojan.exe

description pid process

Token: SeDebugPrivilege 260 Trojan.exe

description	pid	process
Token: SeDebugPrivilege	260	Trojan.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

b333a3313b8dd85dd55945e657961d2854d5d9687b585fffc7360bbac87d19a3.exeTrojan.exe

description	pid	process	target process
PID 4252 wrote to memory of 260	4252	b333a3313b8dd85dd55945e657961d2854d5d9687b585fffc7360bbac87d19a3.exe	Trojan.exe
PID 4252 wrote to memory of 260	4252	b333a3313b8dd85dd55945e657961d2854d5d9687b585fffc7360bbac87d19a3.exe	Trojan.exe
PID 4252 wrote to memory of 260	4252	b333a3313b8dd85dd55945e657961d2854d5d9687b585fffc7360bbac87d19a3.exe	Trojan.exe
PID 260 wrote to memory of 516	260	Trojan.exe	netsh.exe
PID 260 wrote to memory of 516	260	Trojan.exe	netsh.exe
PID 260 wrote to memory of 516	260	Trojan.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\b333a3313b8dd85dd55945e657961d2854d5d9687b585fffc7360bbac87d19a3.exe
"C:\Users\Admin\AppData\Local\Temp\b333a3313b8dd85dd55945e657961d2854d5d9687b585fffc7360bbac87d19a3.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4252

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:260

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:516

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
109KB

MD5
394552a4f1b116ccd5825a5f27928435

SHA1
eb19a98f59c0a17bd09f04d618743c5365292fdb

SHA256
b333a3313b8dd85dd55945e657961d2854d5d9687b585fffc7360bbac87d19a3

SHA512
ca4ad388fed404794287443ed768e913624454e2acbd2b0b5b7b34ea9c3e081e874478f165b23ea6444a1fe53af5e80fdb12be4482f441810ff9e2697c293397

Download Submit
C:\Users\Admin\AppData\Local\Temp\Trojan.exe
Filesize
109KB

MD5
394552a4f1b116ccd5825a5f27928435

SHA1
eb19a98f59c0a17bd09f04d618743c5365292fdb

SHA256
b333a3313b8dd85dd55945e657961d2854d5d9687b585fffc7360bbac87d19a3

SHA512
ca4ad388fed404794287443ed768e913624454e2acbd2b0b5b7b34ea9c3e081e874478f165b23ea6444a1fe53af5e80fdb12be4482f441810ff9e2697c293397

Download Submit
memory/260-133-0x0000000000000000-mapping.dmp

Download
memory/260-138-0x0000000074F10000-0x00000000754C1000-memory.dmp

Filesize
5.7MB

Download
memory/260-139-0x0000000074F10000-0x00000000754C1000-memory.dmp

Filesize
5.7MB

Download
memory/516-136-0x0000000000000000-mapping.dmp

Download
memory/4252-132-0x0000000074F10000-0x00000000754C1000-memory.dmp

Filesize
5.7MB

Download
memory/4252-137-0x0000000074F10000-0x00000000754C1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads