5535bc82df85839160f07deeaf831f2dde01d07971d043cc15d4c61970b58121

General

Target

5535bc82df85839160f07deeaf831f2dde01d07971d043cc15d4c61970b58121.exe
Size

43KB
MD5

05644cb171e8bff76c6f1ce637258827
SHA1

f0b3e858cb2934e98bc613be3dbc88aa47eca2c5
SHA256

5535bc82df85839160f07deeaf831f2dde01d07971d043cc15d4c61970b58121
SHA512

f92d373b590e2ed847c6c43c423a9bd06848af6ec7dd8b177f113e0e54bc7f9e18790e57067eefc9a42437188c94f14b10b281198125ca41a429837fa0705adb
SSDEEP

768:WGjYUzZS+Xhx4bLaDyixkqy1h5d/sW/RKnY/iSw+neaNWqNXOZCss5KGrMYKvfPn:qgh+dq8Z3vu2xMYKnz4sB

Score

8^/10

evasion persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

Trojan.exe

pid process

1532 Trojan.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

992 netsh.exe

pid	process
1532	Trojan.exe

pid	process
992	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:

5535bc82df85839160f07deeaf831f2dde01d07971d043cc15d4c61970b58121.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation	5535bc82df85839160f07deeaf831f2dde01d07971d043cc15d4c61970b58121.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-1-5-21-2971393436-602173351-1645505021-1000\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 1 IoCs

Processes:

Trojan.exe

pid process

1532 Trojan.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Trojan.exe

description pid process

Token: SeDebugPrivilege 1532 Trojan.exe

pid	process
1532	Trojan.exe

description	pid	process
Token: SeDebugPrivilege	1532	Trojan.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

5535bc82df85839160f07deeaf831f2dde01d07971d043cc15d4c61970b58121.exeTrojan.exe

description	pid	process	target process
PID 3288 wrote to memory of 1532	3288	5535bc82df85839160f07deeaf831f2dde01d07971d043cc15d4c61970b58121.exe	Trojan.exe
PID 3288 wrote to memory of 1532	3288	5535bc82df85839160f07deeaf831f2dde01d07971d043cc15d4c61970b58121.exe	Trojan.exe
PID 3288 wrote to memory of 1532	3288	5535bc82df85839160f07deeaf831f2dde01d07971d043cc15d4c61970b58121.exe	Trojan.exe
PID 1532 wrote to memory of 992	1532	Trojan.exe	netsh.exe
PID 1532 wrote to memory of 992	1532	Trojan.exe	netsh.exe
PID 1532 wrote to memory of 992	1532	Trojan.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\5535bc82df85839160f07deeaf831f2dde01d07971d043cc15d4c61970b58121.exe
"C:\Users\Admin\AppData\Local\Temp\5535bc82df85839160f07deeaf831f2dde01d07971d043cc15d4c61970b58121.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3288

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:1532

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:992

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
43KB

MD5
05644cb171e8bff76c6f1ce637258827

SHA1
f0b3e858cb2934e98bc613be3dbc88aa47eca2c5

SHA256
5535bc82df85839160f07deeaf831f2dde01d07971d043cc15d4c61970b58121

SHA512
f92d373b590e2ed847c6c43c423a9bd06848af6ec7dd8b177f113e0e54bc7f9e18790e57067eefc9a42437188c94f14b10b281198125ca41a429837fa0705adb

Download Submit
C:\Users\Admin\AppData\Local\Temp\Trojan.exe
Filesize
43KB

MD5
05644cb171e8bff76c6f1ce637258827

SHA1
f0b3e858cb2934e98bc613be3dbc88aa47eca2c5

SHA256
5535bc82df85839160f07deeaf831f2dde01d07971d043cc15d4c61970b58121

SHA512
f92d373b590e2ed847c6c43c423a9bd06848af6ec7dd8b177f113e0e54bc7f9e18790e57067eefc9a42437188c94f14b10b281198125ca41a429837fa0705adb

Download Submit
memory/992-138-0x0000000000000000-mapping.dmp

Download
memory/1532-134-0x0000000000000000-mapping.dmp

Download
memory/1532-137-0x00000000754D0000-0x0000000075A81000-memory.dmp

Filesize
5.7MB

Download
memory/1532-140-0x00000000754D0000-0x0000000075A81000-memory.dmp

Filesize
5.7MB

Download
memory/3288-132-0x00000000754D0000-0x0000000075A81000-memory.dmp

Filesize
5.7MB

Download
memory/3288-133-0x00000000754D0000-0x0000000075A81000-memory.dmp

Filesize
5.7MB

Download
memory/3288-139-0x00000000754D0000-0x0000000075A81000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads