3deb741f236280b2ffd3811cfbc274fc2244f1d69ed098bfeb07c712ced61139

General

Target

3deb741f236280b2ffd3811cfbc274fc2244f1d69ed098bfeb07c712ced61139.exe
Size

208KB
MD5

f43b5f37a9b66c9fed898574e5b1c8e2
SHA1

219d594d0918e84552857580228ceba4c35c9876
SHA256

3deb741f236280b2ffd3811cfbc274fc2244f1d69ed098bfeb07c712ced61139
SHA512

34a26366f9bc91da30b66eb5605928b87d7d0ba12844c684d300e1077b98a85c0868f0ead1e4f79d06cbf6e5affee7e03a8c9324e75bb77631417775f0e0530e
SSDEEP

3072:bkc0r3vl7j1/1zZL0DkeGHbr07zjXwf7wxRCLU0m9LhF:bM75/1zZL6aZm13

Score

8^/10

evasion persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

system.exe

pid process

524 system.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

1500 netsh.exe

pid	process
1500	netsh.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

system.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\12ce4e06a81e8d54fd01d9b762f1b1bb = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\system.exe\" .."	system.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\12ce4e06a81e8d54fd01d9b762f1b1bb = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\system.exe\" .."	system.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 21 IoCs

Processes:

system.exe

pid	process
524	system.exe
524	system.exe
524	system.exe
524	system.exe
524	system.exe
524	system.exe
524	system.exe
524	system.exe
524	system.exe
524	system.exe
524	system.exe
524	system.exe
524	system.exe
524	system.exe
524	system.exe
524	system.exe
524	system.exe
524	system.exe
524	system.exe
524	system.exe
524	system.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

system.exe

description pid process

Token: SeDebugPrivilege 524 system.exe

description	pid	process
Token: SeDebugPrivilege	524	system.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

3deb741f236280b2ffd3811cfbc274fc2244f1d69ed098bfeb07c712ced61139.exesystem.exe

description	pid	process	target process
PID 1824 wrote to memory of 524	1824	3deb741f236280b2ffd3811cfbc274fc2244f1d69ed098bfeb07c712ced61139.exe	system.exe
PID 1824 wrote to memory of 524	1824	3deb741f236280b2ffd3811cfbc274fc2244f1d69ed098bfeb07c712ced61139.exe	system.exe
PID 1824 wrote to memory of 524	1824	3deb741f236280b2ffd3811cfbc274fc2244f1d69ed098bfeb07c712ced61139.exe	system.exe
PID 524 wrote to memory of 1500	524	system.exe	netsh.exe
PID 524 wrote to memory of 1500	524	system.exe	netsh.exe
PID 524 wrote to memory of 1500	524	system.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\3deb741f236280b2ffd3811cfbc274fc2244f1d69ed098bfeb07c712ced61139.exe
"C:\Users\Admin\AppData\Local\Temp\3deb741f236280b2ffd3811cfbc274fc2244f1d69ed098bfeb07c712ced61139.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1824

C:\Users\Admin\AppData\Local\Temp\system.exe
"C:\Users\Admin\AppData\Local\Temp\system.exe"
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:524

C:\Windows\system32\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\system.exe" "system.exe" ENABLE
3⤵
- Modifies Windows Firewall
PID:1500

Network

MITRE ATT&CK Matrix ATT&CK 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

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\system.exe
Filesize
208KB

MD5
f43b5f37a9b66c9fed898574e5b1c8e2

SHA1
219d594d0918e84552857580228ceba4c35c9876

SHA256
3deb741f236280b2ffd3811cfbc274fc2244f1d69ed098bfeb07c712ced61139

SHA512
34a26366f9bc91da30b66eb5605928b87d7d0ba12844c684d300e1077b98a85c0868f0ead1e4f79d06cbf6e5affee7e03a8c9324e75bb77631417775f0e0530e

Download Submit
C:\Users\Admin\AppData\Local\Temp\system.exe
Filesize
208KB

MD5
f43b5f37a9b66c9fed898574e5b1c8e2

SHA1
219d594d0918e84552857580228ceba4c35c9876

SHA256
3deb741f236280b2ffd3811cfbc274fc2244f1d69ed098bfeb07c712ced61139

SHA512
34a26366f9bc91da30b66eb5605928b87d7d0ba12844c684d300e1077b98a85c0868f0ead1e4f79d06cbf6e5affee7e03a8c9324e75bb77631417775f0e0530e

Download Submit
memory/524-57-0x0000000000000000-mapping.dmp

Download
memory/524-60-0x000007FEF29E0000-0x000007FEF3403000-memory.dmp

Filesize
10.1MB

Download
memory/524-61-0x000007FEEC780000-0x000007FEED816000-memory.dmp

Filesize
16.6MB

Download
memory/524-64-0x0000000001E96000-0x0000000001EB5000-memory.dmp

Filesize
124KB

Download
memory/524-65-0x0000000001E96000-0x0000000001EB5000-memory.dmp

Filesize
124KB

Download
memory/1500-62-0x0000000000000000-mapping.dmp

Download
memory/1824-54-0x000007FEF3410000-0x000007FEF3E33000-memory.dmp

Filesize
10.1MB

Download
memory/1824-55-0x000007FEED820000-0x000007FEEE8B6000-memory.dmp

Filesize
16.6MB

Download
memory/1824-56-0x000007FEFB751000-0x000007FEFB753000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads