c1764bac71bc705b900e232da0e2c17fdfc94fc3f1d125105785cc3727433886

General

Target

ad7f288c6c3528a5b8508f7bca6c1050N.exe
Size

2.0MB
MD5

ad7f288c6c3528a5b8508f7bca6c1050
SHA1

7e949316c76cfffd93533b49478244738f2a31fe
SHA256

c1764bac71bc705b900e232da0e2c17fdfc94fc3f1d125105785cc3727433886
SHA512

439ad4522557c90cefb651358fcb452adf4c21461a9290791bd9fae27bd796fd17f7761d1ac7d90a67221b9d31673341ea70071db7449bc4efce992b67cfe9c3
SSDEEP

49152:OFUcx88PWPOpX0SF5+9ycUWgm3M4cIHQHkJYXZOT7yGc:O+K88uPCHT+9y9WcqIOPyGc

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-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation	6C71.tmp

Executes dropped EXE 1 IoCs

pid	Process
2416	6C71.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	ad7f288c6c3528a5b8508f7bca6c1050N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6C71.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 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-1-5-21-2170637797-568393320-3232933035-1000_Classes\Local Settings	6C71.tmp

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
3024	WINWORD.EXE
3024	WINWORD.EXE

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2416	6C71.tmp

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
3024	WINWORD.EXE
3024	WINWORD.EXE
3024	WINWORD.EXE
3024	WINWORD.EXE
3024	WINWORD.EXE
3024	WINWORD.EXE
3024	WINWORD.EXE

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1972 wrote to memory of 2416	1972	ad7f288c6c3528a5b8508f7bca6c1050N.exe	93
PID 1972 wrote to memory of 2416	1972	ad7f288c6c3528a5b8508f7bca6c1050N.exe	93
PID 1972 wrote to memory of 2416	1972	ad7f288c6c3528a5b8508f7bca6c1050N.exe	93
PID 2416 wrote to memory of 3024	2416	6C71.tmp	94
PID 2416 wrote to memory of 3024	2416	6C71.tmp	94

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\ad7f288c6c3528a5b8508f7bca6c1050N.exe
"C:\Users\Admin\AppData\Local\Temp\ad7f288c6c3528a5b8508f7bca6c1050N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1972
- C:\Users\Admin\AppData\Local\Temp\6C71.tmp
  "C:\Users\Admin\AppData\Local\Temp\6C71.tmp" --splashC:\Users\Admin\AppData\Local\Temp\ad7f288c6c3528a5b8508f7bca6c1050N.exe 970A60B4DA0D1BC59363E7E3B9287E333150F68F6643B64296AA4E597CE8B69CF5AB5C1F60BF15914F36BAFB6952D83FE0DEA2C397102DFC98F496EC8833FE36
  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:2416
- - 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\ad7f288c6c3528a5b8508f7bca6c1050N.docx" /o ""
    3⤵
    - Checks processor information in registry
    - Enumerates system info in registry
    - Suspicious behavior: AddClipboardFormatListener
    - Suspicious use of SetWindowsHookEx
    PID:3024

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3804,i,3387628439405076340,17957358341235678872,262144 --variations-seed-version --mojo-platform-channel-handle=4220 /prefetch:8
1⤵
PID:432

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\6C71.tmp

Filesize
2.0MB

MD5
2d93786a92156c54b2aed0d743321416

SHA1
cc9fad2f96d551034fbc04ff450068ba9954ca22

SHA256
fceac5fdee10e44c4fbbfa8d66f3febcff9ff565fec9b6ad4e1e0900145570c3

SHA512
ae02359c772798a52384ccf2b2a509b8105e9c300e391040b4a37f932ed71e72f1f09d865d85c2021851d19db24efd8eca79998943e3077799cb2c4fc7887d39

Download Submit
C:\Users\Admin\AppData\Local\Temp\ad7f288c6c3528a5b8508f7bca6c1050N.docx

Filesize
19KB

MD5
4046ff080673cffac6529512b8d3bdbb

SHA1
d3cbc39065b7a55e995fa25397da2140bdac80c1

SHA256
f0c1b360c0b24b5450a79138650e6ee254afae6ce8f6c68da7d1f32f91582680

SHA512
453f70730b7560e3d3e23ddfa0fe74e014753f8b34b45254c1c0cf5fec0546a2b8b109a4f9d096e91711b6d02cb383a7136c2cb7bd6600d0598acf7c90c25418

Download Submit
memory/1972-0-0x0000000000400000-0x0000000000606000-memory.dmp

Filesize
2.0MB

Download
memory/2416-5-0x0000000000400000-0x0000000000606000-memory.dmp

Filesize
2.0MB

Download
memory/3024-19-0x00007FFE490F0000-0x00007FFE49100000-memory.dmp

Filesize
64KB

Download
memory/3024-22-0x00007FFE89070000-0x00007FFE89265000-memory.dmp

Filesize
2.0MB

Download
memory/3024-11-0x00007FFE490F0000-0x00007FFE49100000-memory.dmp

Filesize
64KB

Download
memory/3024-15-0x00007FFE89070000-0x00007FFE89265000-memory.dmp

Filesize
2.0MB

Download
memory/3024-16-0x00007FFE89070000-0x00007FFE89265000-memory.dmp

Filesize
2.0MB

Download
memory/3024-18-0x00007FFE89070000-0x00007FFE89265000-memory.dmp

Filesize
2.0MB

Download
memory/3024-13-0x00007FFE490F0000-0x00007FFE49100000-memory.dmp

Filesize
64KB

Download
memory/3024-21-0x00007FFE89070000-0x00007FFE89265000-memory.dmp

Filesize
2.0MB

Download
memory/3024-23-0x00007FFE89070000-0x00007FFE89265000-memory.dmp

Filesize
2.0MB

Download
memory/3024-12-0x00007FFE490F0000-0x00007FFE49100000-memory.dmp

Filesize
64KB

Download
memory/3024-24-0x00007FFE89070000-0x00007FFE89265000-memory.dmp

Filesize
2.0MB

Download
memory/3024-20-0x00007FFE89070000-0x00007FFE89265000-memory.dmp

Filesize
2.0MB

Download
memory/3024-17-0x00007FFE490F0000-0x00007FFE49100000-memory.dmp

Filesize
64KB

Download
memory/3024-14-0x00007FFE8910D000-0x00007FFE8910E000-memory.dmp

Filesize
4KB

Download
memory/3024-25-0x00007FFE46790000-0x00007FFE467A0000-memory.dmp

Filesize
64KB

Download
memory/3024-26-0x00007FFE46790000-0x00007FFE467A0000-memory.dmp

Filesize
64KB

Download
memory/3024-36-0x00007FFE89070000-0x00007FFE89265000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads