724f8520d99a55f5c75d3ca2f459b52666b1f17b251ba68b263074c81c12e1cd

General

Target

724f8520d99a55f5c75d3ca2f459b52666b1f17b251ba68b263074c81c12e1cd.exe
Size

60KB
MD5

c55ab28ce79cad1eed364855a04cb730
SHA1

ec41a439f453bab0d9d5a674cd2ebbfb1dbe050a
SHA256

724f8520d99a55f5c75d3ca2f459b52666b1f17b251ba68b263074c81c12e1cd
SHA512

ec4b7b6e75504887c8c9968df99af357cd6b859bac8772b7afb2107e3c2a3a362604daadf2d7711dc3d635d23d9ce63fbc898a0236bf41aae0b11b7281b2f050
SSDEEP

768:E/RdnCmIJNy9J6eBj4nQNMYOgULYHga2M5LgPKC5FKjcy6+KKKKKKKKKKKKKKiKf:KCmIPy/zBUQlPULYHga2M52/5a6OJ

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4396	Scren Recorder.exe

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Modify Existing Service

T1031

pid	Process
5076	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-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	724f8520d99a55f5c75d3ca2f459b52666b1f17b251ba68b263074c81c12e1cd.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\c026ff79f4b24e68f2235c04b1b26cc1.exe	Scren Recorder.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\c026ff79f4b24e68f2235c04b1b26cc1.exe	Scren Recorder.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-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\c026ff79f4b24e68f2235c04b1b26cc1 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Scren Recorder.exe\" .."	Scren Recorder.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\c026ff79f4b24e68f2235c04b1b26cc1 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Scren Recorder.exe\" .."	Scren Recorder.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
4396	Scren Recorder.exe
4396	Scren Recorder.exe
4396	Scren Recorder.exe
4396	Scren Recorder.exe
4396	Scren Recorder.exe
4396	Scren Recorder.exe
4396	Scren Recorder.exe
4396	Scren Recorder.exe
4396	Scren Recorder.exe
4396	Scren Recorder.exe
4396	Scren Recorder.exe
4396	Scren Recorder.exe
4396	Scren Recorder.exe
4396	Scren Recorder.exe
4396	Scren Recorder.exe
4396	Scren Recorder.exe
4396	Scren Recorder.exe
4396	Scren Recorder.exe
4396	Scren Recorder.exe
4396	Scren Recorder.exe
4396	Scren Recorder.exe
4396	Scren Recorder.exe
4396	Scren Recorder.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4396	Scren Recorder.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4740 wrote to memory of 4396	4740	724f8520d99a55f5c75d3ca2f459b52666b1f17b251ba68b263074c81c12e1cd.exe	79
PID 4740 wrote to memory of 4396	4740	724f8520d99a55f5c75d3ca2f459b52666b1f17b251ba68b263074c81c12e1cd.exe	79
PID 4740 wrote to memory of 4396	4740	724f8520d99a55f5c75d3ca2f459b52666b1f17b251ba68b263074c81c12e1cd.exe	79
PID 4396 wrote to memory of 5076	4396	Scren Recorder.exe	80
PID 4396 wrote to memory of 5076	4396	Scren Recorder.exe	80
PID 4396 wrote to memory of 5076	4396	Scren Recorder.exe	80

C:\Users\Admin\AppData\Local\Temp\724f8520d99a55f5c75d3ca2f459b52666b1f17b251ba68b263074c81c12e1cd.exe
"C:\Users\Admin\AppData\Local\Temp\724f8520d99a55f5c75d3ca2f459b52666b1f17b251ba68b263074c81c12e1cd.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4740
- C:\Users\Admin\AppData\Local\Temp\Scren Recorder.exe
  "C:\Users\Admin\AppData\Local\Temp\Scren Recorder.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:4396
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Scren Recorder.exe" "Scren Recorder.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    PID:5076

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Scren Recorder.exe

Filesize
60KB

MD5
c55ab28ce79cad1eed364855a04cb730

SHA1
ec41a439f453bab0d9d5a674cd2ebbfb1dbe050a

SHA256
724f8520d99a55f5c75d3ca2f459b52666b1f17b251ba68b263074c81c12e1cd

SHA512
ec4b7b6e75504887c8c9968df99af357cd6b859bac8772b7afb2107e3c2a3a362604daadf2d7711dc3d635d23d9ce63fbc898a0236bf41aae0b11b7281b2f050

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

Filesize
60KB

MD5
c55ab28ce79cad1eed364855a04cb730

SHA1
ec41a439f453bab0d9d5a674cd2ebbfb1dbe050a

SHA256
724f8520d99a55f5c75d3ca2f459b52666b1f17b251ba68b263074c81c12e1cd

SHA512
ec4b7b6e75504887c8c9968df99af357cd6b859bac8772b7afb2107e3c2a3a362604daadf2d7711dc3d635d23d9ce63fbc898a0236bf41aae0b11b7281b2f050

Download Submit
memory/4396-136-0x0000000074780000-0x0000000074D31000-memory.dmp

Filesize
5.7MB

Download
memory/4396-139-0x0000000074780000-0x0000000074D31000-memory.dmp

Filesize
5.7MB

Download
memory/4740-132-0x0000000074780000-0x0000000074D31000-memory.dmp

Filesize
5.7MB

Download
memory/4740-137-0x0000000074780000-0x0000000074D31000-memory.dmp

Filesize
5.7MB

Download

Analysis

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