8720a981944d57ee0a797ac239ad976cb66fdfca3b0596b1567c49f74c2ffe95

General

Target

8720a981944d57ee0a797ac239ad976cb66fdfca3b0596b1567c49f74c2ffe95.exe
Size

847KB
MD5

2e72250ee937d3edb8dc9172454e6c40
SHA1

2f03af41bcc1a38efe05d0b76f7a30a92dd8cc6b
SHA256

8720a981944d57ee0a797ac239ad976cb66fdfca3b0596b1567c49f74c2ffe95
SHA512

e240f7fa81fbe7d4771cc45aeb049de2f909ad8beaa77440e55187f399fa420bddbc12ae7601227c3ee86e9946c91608e497e09e79720719132883a0eb47d2be
SSDEEP

12288:PgvzTFzNZOO8GFmM7/8sYHKCi0rVbv3BdS0y4C8dYb9h5waJ5YHuhVH:iHMO8qmM7/vH4/BdS0y4C8dYD57JWOfH

Score

7^/10

persistence

Malware Config

Signatures

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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	8720a981944d57ee0a797ac239ad976cb66fdfca3b0596b1567c49f74c2ffe95.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Ms.word = "C:\\Users\\Admin\\AppData\\Roaming\\WINWORD.EXE"	8720a981944d57ee0a797ac239ad976cb66fdfca3b0596b1567c49f74c2ffe95.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 3 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings	8720a981944d57ee0a797ac239ad976cb66fdfca3b0596b1567c49f74c2ffe95.exe

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
4976	WINWORD.EXE
4976	WINWORD.EXE

Suspicious use of SetWindowsHookEx 17 IoCs

pid	Process
4976	WINWORD.EXE
4976	WINWORD.EXE
4976	WINWORD.EXE
4976	WINWORD.EXE
4976	WINWORD.EXE
4976	WINWORD.EXE
4976	WINWORD.EXE
4976	WINWORD.EXE
4976	WINWORD.EXE
4976	WINWORD.EXE
4976	WINWORD.EXE
4976	WINWORD.EXE
4976	WINWORD.EXE
4976	WINWORD.EXE
4976	WINWORD.EXE
4976	WINWORD.EXE
4976	WINWORD.EXE

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4896 wrote to memory of 4976	4896	8720a981944d57ee0a797ac239ad976cb66fdfca3b0596b1567c49f74c2ffe95.exe	80
PID 4896 wrote to memory of 4976	4896	8720a981944d57ee0a797ac239ad976cb66fdfca3b0596b1567c49f74c2ffe95.exe	80

C:\Users\Admin\AppData\Local\Temp\8720a981944d57ee0a797ac239ad976cb66fdfca3b0596b1567c49f74c2ffe95.exe
"C:\Users\Admin\AppData\Local\Temp\8720a981944d57ee0a797ac239ad976cb66fdfca3b0596b1567c49f74c2ffe95.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4896
- C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
  "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\8720a981944d57ee0a797ac239ad976cb66fdfca3b0596b1567c49f74c2ffe95.exe.doc" /o ""
  2⤵
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious use of SetWindowsHookEx
  PID:4976

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

4

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\8720a981944d57ee0a797ac239ad976cb66fdfca3b0596b1567c49f74c2ffe95.exe.doc

Filesize
11KB

MD5
1ce82e18db835054f8a7dd2624e12236

SHA1
0463fc1e58252bd697dcfde517e3c4cc78e45e55

SHA256
f6344c54a786448d11ea3fd2600597a8cbb0bc8d0b6f3ea3ca5ce63100cdc9c1

SHA512
4e9129fca7a18b4f42340ae9d9369f844e0890877e1f93894197087f47f956c5c9046b637e1966de7abf6207ec0143b75b47b45737329ea196501a9a4ec94345

Download Submit
memory/4976-138-0x00007FFD92AA0000-0x00007FFD92AB0000-memory.dmp

Filesize
64KB

Download
memory/4976-134-0x00007FFD94C10000-0x00007FFD94C20000-memory.dmp

Filesize
64KB

Download
memory/4976-135-0x00007FFD94C10000-0x00007FFD94C20000-memory.dmp

Filesize
64KB

Download
memory/4976-136-0x00007FFD94C10000-0x00007FFD94C20000-memory.dmp

Filesize
64KB

Download
memory/4976-137-0x00007FFD94C10000-0x00007FFD94C20000-memory.dmp

Filesize
64KB

Download
memory/4976-139-0x00007FFD92AA0000-0x00007FFD92AB0000-memory.dmp

Filesize
64KB

Download
memory/4976-133-0x00007FFD94C10000-0x00007FFD94C20000-memory.dmp

Filesize
64KB

Download
memory/4976-143-0x00007FFD94C10000-0x00007FFD94C20000-memory.dmp

Filesize
64KB

Download
memory/4976-142-0x00007FFD94C10000-0x00007FFD94C20000-memory.dmp

Filesize
64KB

Download
memory/4976-144-0x00007FFD94C10000-0x00007FFD94C20000-memory.dmp

Filesize
64KB

Download
memory/4976-145-0x00007FFD94C10000-0x00007FFD94C20000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads