4c41f2783d06008860fab234871376902930f6e07b85ab0c0a0f0c47e555534c

Analysis

max time kernel
150s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
13/01/2024, 23:23

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General

Target

CR173Soft.exe
Size

2.8MB
MD5

a12342c04ae7081ef5608d9e18f9cd54
SHA1

e44a7d89cb4e286e593964cd62cb377040fcb2b7
SHA256

4ad778cfb89c20a9ea623e5c240add9fd7787ab9008ee7c58e5d121866020788
SHA512

2da4e2c4496933118322f47a579d0f9b799b09f1c9354ff2f98f5daa4daab8e757628925c4cf51118c46d6cf26a3406080e661ad08b6559427295e15042dcd17
SSDEEP

49152:S5jUNSJOLl/Uj+CR5GEDgzly/vlNWfPl2wmkfA:S52/5C6flyLWf0Lk4

Score

7^/10

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-1-5-21-996941297-2279405024-2328152752-1000\Control Panel\International\Geo\Nation	CR173Soft.exe

Enumerates connected drives 3 TTPs 22 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\J:	CR173Soft.exe
File opened (read-only)	\??\P:	CR173Soft.exe
File opened (read-only)	\??\S:	CR173Soft.exe
File opened (read-only)	\??\T:	CR173Soft.exe
File opened (read-only)	\??\V:	CR173Soft.exe
File opened (read-only)	\??\H:	CR173Soft.exe
File opened (read-only)	\??\Q:	CR173Soft.exe
File opened (read-only)	\??\U:	CR173Soft.exe
File opened (read-only)	\??\W:	CR173Soft.exe
File opened (read-only)	\??\Z:	CR173Soft.exe
File opened (read-only)	\??\B:	CR173Soft.exe
File opened (read-only)	\??\E:	CR173Soft.exe
File opened (read-only)	\??\M:	CR173Soft.exe
File opened (read-only)	\??\N:	CR173Soft.exe
File opened (read-only)	\??\O:	CR173Soft.exe
File opened (read-only)	\??\R:	CR173Soft.exe
File opened (read-only)	\??\G:	CR173Soft.exe
File opened (read-only)	\??\I:	CR173Soft.exe
File opened (read-only)	\??\K:	CR173Soft.exe
File opened (read-only)	\??\L:	CR173Soft.exe
File opened (read-only)	\??\X:	CR173Soft.exe
File opened (read-only)	\??\Y:	CR173Soft.exe

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 4 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	CR173Soft.exe
Key created	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Software\Microsoft\Internet Explorer\IESettingSync	CR173Soft.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	CR173Soft.exe
Key created	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	CR173Soft.exe

Suspicious use of FindShellTrayWindow 15 IoCs

pid	Process
2712	CR173Soft.exe
2712	CR173Soft.exe
2712	CR173Soft.exe
2712	CR173Soft.exe
2712	CR173Soft.exe
2712	CR173Soft.exe
2712	CR173Soft.exe
2712	CR173Soft.exe
2712	CR173Soft.exe
2712	CR173Soft.exe
2712	CR173Soft.exe
2712	CR173Soft.exe
2712	CR173Soft.exe
2712	CR173Soft.exe
2712	CR173Soft.exe

Suspicious use of SendNotifyMessage 15 IoCs

pid	Process
2712	CR173Soft.exe
2712	CR173Soft.exe
2712	CR173Soft.exe
2712	CR173Soft.exe
2712	CR173Soft.exe
2712	CR173Soft.exe
2712	CR173Soft.exe
2712	CR173Soft.exe
2712	CR173Soft.exe
2712	CR173Soft.exe
2712	CR173Soft.exe
2712	CR173Soft.exe
2712	CR173Soft.exe
2712	CR173Soft.exe
2712	CR173Soft.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2712	CR173Soft.exe
2712	CR173Soft.exe
2712	CR173Soft.exe
492	CR173Soft.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2712 wrote to memory of 492	2712	CR173Soft.exe	92
PID 2712 wrote to memory of 492	2712	CR173Soft.exe	92
PID 2712 wrote to memory of 492	2712	CR173Soft.exe	92

C:\Users\Admin\AppData\Local\Temp\CR173Soft.exe
"C:\Users\Admin\AppData\Local\Temp\CR173Soft.exe"
1⤵
- Checks computer location settings
- Enumerates connected drives
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2712
- C:\Users\Admin\AppData\Local\Temp\CR173Soft.exe
  "C:\Users\Admin\AppData\Local\Temp\CR173Soft.exe" CheckUpdate
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:492

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/492-1-0x0000000002590000-0x0000000002591000-memory.dmp

Filesize
4KB

Download
memory/492-4-0x0000000000400000-0x00000000006D5000-memory.dmp

Filesize
2.8MB

Download
memory/2712-0-0x0000000000800000-0x0000000000801000-memory.dmp

Filesize
4KB

Download
memory/2712-2-0x0000000002730000-0x0000000002731000-memory.dmp

Filesize
4KB

Download
memory/2712-14-0x0000000000400000-0x00000000006D5000-memory.dmp

Filesize
2.8MB

Download
memory/2712-21-0x0000000000800000-0x0000000000801000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads