29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02

General

Target

29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02.exe
Size

839KB
MD5

3736c418a5a3c2d9deba7766881c17f9
SHA1

5c5ecf31c34d36b819fc1083d2070cd09d1970ae
SHA256

29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02
SHA512

3279e4a01e08ddfefbade6e2920a48af3b2e146c824ce8142c1ae2a32b629a47d66695dcf89d324b13e2d71ab400f72a425f8d6ed587417a4164983d4852eb15
SSDEEP

12288:whkDgouVA2nxKkorvdRgQriDwOIxmxiZnYQE7PJcE4a28x7A6:4RmJkcoQricOIQxiZY1ia28x7L

Score

8^/10

evasion persistence

Malware Config

Signatures

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\15949 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\mstouravo.pif"	svchost.exe

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Modify Existing Service

T1031

pid	Process
1612	netsh.exe

Deletes itself 1 IoCs

pid	Process
1680	svchost.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windowsrepair32 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\29B836~1.EXE"	29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\disk\enum	29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1032 set thread context of 1484	1032	29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02.exe	30

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\PROGRA~3\LOCALS~1\Temp\mstouravo.pif	svchost.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

pid	Process
1484	29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1484	29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02.exe
1484	29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1032 wrote to memory of 1612	1032	29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02.exe	28
PID 1032 wrote to memory of 1612	1032	29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02.exe	28
PID 1032 wrote to memory of 1612	1032	29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02.exe	28
PID 1032 wrote to memory of 1612	1032	29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02.exe	28
PID 1032 wrote to memory of 1484	1032	29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02.exe	30
PID 1032 wrote to memory of 1484	1032	29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02.exe	30
PID 1032 wrote to memory of 1484	1032	29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02.exe	30
PID 1032 wrote to memory of 1484	1032	29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02.exe	30
PID 1032 wrote to memory of 1484	1032	29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02.exe	30
PID 1032 wrote to memory of 1484	1032	29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02.exe	30
PID 1032 wrote to memory of 1484	1032	29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02.exe	30
PID 1484 wrote to memory of 1680	1484	29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02.exe	31
PID 1484 wrote to memory of 1680	1484	29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02.exe	31
PID 1484 wrote to memory of 1680	1484	29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02.exe	31
PID 1484 wrote to memory of 1680	1484	29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02.exe	31

C:\Users\Admin\AppData\Local\Temp\29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02.exe
"C:\Users\Admin\AppData\Local\Temp\29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1032
- C:\Windows\SysWOW64\netsh.exe
  "C:\Windows\System32\netsh.exe" firewall delete allowedprogram "C:\Users\Admin\AppData\Local\Temp\29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02.exe"
  2⤵
  - Modifies Windows Firewall
  PID:1612
- C:\Users\Admin\AppData\Local\Temp\29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02.exe
  "C:\Users\Admin\AppData\Local\Temp\29b8362241e3914bf9b9923f12a07f7a024bc6d9d390c8262197984f796f8e02.exe"
  2⤵
  - Maps connected drives based on registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:1484
- - C:\Windows\syswow64\svchost.exe
    C:\Windows\syswow64\svchost.exe
    3⤵
    - Adds policy Run key to start application
    - Deletes itself
    - Drops file in Program Files directory
    PID:1680

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

2

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1032-54-0x0000000075501000-0x0000000075503000-memory.dmp

Filesize
8KB

Download
memory/1484-57-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1484-58-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1484-60-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1680-63-0x00000000002A0000-0x00000000002A8000-memory.dmp

Filesize
32KB

Download
memory/1680-64-0x0000000000020000-0x0000000000025000-memory.dmp

Filesize
20KB

Download
memory/1680-65-0x0000000000020000-0x0000000000025000-memory.dmp

Filesize
20KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads