9a82c4fad07dc635e518e6812c39b4f1ed7f73a335af1d4859a6008eefa2a163

General

Target

9baf4a52daaa678ea4cd75eb54842080N.exe
Size

2.0MB
MD5

9baf4a52daaa678ea4cd75eb54842080
SHA1

7b79c052ea80f756e8b412e49f5ff450cbb6f8c4
SHA256

9a82c4fad07dc635e518e6812c39b4f1ed7f73a335af1d4859a6008eefa2a163
SHA512

4823c0231b4d3d27d310c9a81166e0f547cd7d22e5785c2c7795c024ea7c1c6fbc96b6cf381f21d9562ffbb18b228acd51b29922b5964c2a9c8047b0c71aa8fd
SSDEEP

49152:OFUcx88PWPOpX0SFnccYYlBr95t7uAWZF9j7KqyGc:O+K88uPCHVccbBr9CAyyGc

Score

7^/10

discovery

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-1-5-21-2721909339-1374969515-2476821579-1000\Control Panel\International\Geo\Nation	DBF8.tmp

Executes dropped EXE 1 IoCs

pid	Process
4432	DBF8.tmp

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9baf4a52daaa678ea4cd75eb54842080N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DBF8.tmp

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

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2721909339-1374969515-2476821579-1000_Classes\Local Settings	DBF8.tmp

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
1352	WINWORD.EXE
1352	WINWORD.EXE

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
4432	DBF8.tmp

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
1352	WINWORD.EXE
1352	WINWORD.EXE
1352	WINWORD.EXE
1352	WINWORD.EXE
1352	WINWORD.EXE
1352	WINWORD.EXE
1352	WINWORD.EXE

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4832 wrote to memory of 4432	4832	9baf4a52daaa678ea4cd75eb54842080N.exe	86
PID 4832 wrote to memory of 4432	4832	9baf4a52daaa678ea4cd75eb54842080N.exe	86
PID 4832 wrote to memory of 4432	4832	9baf4a52daaa678ea4cd75eb54842080N.exe	86
PID 4432 wrote to memory of 1352	4432	DBF8.tmp	87
PID 4432 wrote to memory of 1352	4432	DBF8.tmp	87

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012
Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\9baf4a52daaa678ea4cd75eb54842080N.exe
"C:\Users\Admin\AppData\Local\Temp\9baf4a52daaa678ea4cd75eb54842080N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4832
- C:\Users\Admin\AppData\Local\Temp\DBF8.tmp
  "C:\Users\Admin\AppData\Local\Temp\DBF8.tmp" --splashC:\Users\Admin\AppData\Local\Temp\9baf4a52daaa678ea4cd75eb54842080N.exe 75B7CF461234FA0B34F18E9ED29A7E8135ADAE5A15F6D3F1AC38B58391845AF512BA505E0FC15E279CD68A34AC12271C39E403CBBE4C425DBB57A7C8E0B4A745
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious behavior: RenamesItself
  - Suspicious use of WriteProcessMemory
  PID:4432
- - 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\9baf4a52daaa678ea4cd75eb54842080N.docx" /o ""
    3⤵
    - Checks processor information in registry
    - Enumerates system info in registry
    - Suspicious behavior: AddClipboardFormatListener
    - Suspicious use of SetWindowsHookEx
    PID:1352

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

4

T1012

System Information Discovery

4

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\9baf4a52daaa678ea4cd75eb54842080N.docx

Filesize
19KB

MD5
4046ff080673cffac6529512b8d3bdbb

SHA1
d3cbc39065b7a55e995fa25397da2140bdac80c1

SHA256
f0c1b360c0b24b5450a79138650e6ee254afae6ce8f6c68da7d1f32f91582680

SHA512
453f70730b7560e3d3e23ddfa0fe74e014753f8b34b45254c1c0cf5fec0546a2b8b109a4f9d096e91711b6d02cb383a7136c2cb7bd6600d0598acf7c90c25418

Download Submit
C:\Users\Admin\AppData\Local\Temp\DBF8.tmp

Filesize
2.0MB

MD5
eec50285d47bd163f51d7c8a580e384c

SHA1
52d08fe9d7137b332add8d656ce6f8f5639e9dc5

SHA256
09516b547442da56753a0ef9b7fe5bc165b3df4815a33f6cf961565f2ac90aac

SHA512
7cc8b8f70d8633ac92a443f3b7da15a58e3803e3ab32521e0091f256ddc4b590fe44695325a645a4126dbf71304b6bf1f6582907ae17beb25332989218b35b06

Download Submit
memory/1352-21-0x00007FF843750000-0x00007FF843945000-memory.dmp

Filesize
2.0MB

Download
memory/1352-25-0x00007FF8011E0000-0x00007FF8011F0000-memory.dmp

Filesize
64KB

Download
memory/1352-11-0x00007FF8037D0000-0x00007FF8037E0000-memory.dmp

Filesize
64KB

Download
memory/1352-12-0x00007FF8437ED000-0x00007FF8437EE000-memory.dmp

Filesize
4KB

Download
memory/1352-14-0x00007FF8037D0000-0x00007FF8037E0000-memory.dmp

Filesize
64KB

Download
memory/1352-13-0x00007FF8037D0000-0x00007FF8037E0000-memory.dmp

Filesize
64KB

Download
memory/1352-19-0x00007FF843750000-0x00007FF843945000-memory.dmp

Filesize
2.0MB

Download
memory/1352-22-0x00007FF843750000-0x00007FF843945000-memory.dmp

Filesize
2.0MB

Download
memory/1352-38-0x00007FF843750000-0x00007FF843945000-memory.dmp

Filesize
2.0MB

Download
memory/1352-23-0x00007FF843750000-0x00007FF843945000-memory.dmp

Filesize
2.0MB

Download
memory/1352-24-0x00007FF843750000-0x00007FF843945000-memory.dmp

Filesize
2.0MB

Download
memory/1352-37-0x00007FF8437ED000-0x00007FF8437EE000-memory.dmp

Filesize
4KB

Download
memory/1352-20-0x00007FF843750000-0x00007FF843945000-memory.dmp

Filesize
2.0MB

Download
memory/1352-18-0x00007FF843750000-0x00007FF843945000-memory.dmp

Filesize
2.0MB

Download
memory/1352-17-0x00007FF843750000-0x00007FF843945000-memory.dmp

Filesize
2.0MB

Download
memory/1352-16-0x00007FF8037D0000-0x00007FF8037E0000-memory.dmp

Filesize
64KB

Download
memory/1352-15-0x00007FF8037D0000-0x00007FF8037E0000-memory.dmp

Filesize
64KB

Download
memory/1352-26-0x00007FF8011E0000-0x00007FF8011F0000-memory.dmp

Filesize
64KB

Download
memory/1352-36-0x00007FF843750000-0x00007FF843945000-memory.dmp

Filesize
2.0MB

Download
memory/4432-5-0x0000000000400000-0x0000000000606000-memory.dmp

Filesize
2.0MB

Download
memory/4832-0-0x0000000000400000-0x0000000000606000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads