97fd3759edf1a4f9e705f951ee1a19f741f8acce36a9c1b56d6dae870a5c1ab3

Analysis

max time kernel
108s
max time network
117s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
03/10/2024, 08:25

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General

Target

97fd3759edf1a4f9e705f951ee1a19f741f8acce36a9c1b56d6dae870a5c1ab3N.exe
Size

62KB
MD5

8e393aea55cda0cf40b414aaf81a4f70
SHA1

67265973bebe124552807158283175f3b2c5fa37
SHA256

97fd3759edf1a4f9e705f951ee1a19f741f8acce36a9c1b56d6dae870a5c1ab3
SHA512

f8dca6113873303173c4ee1b8632da775daaf14dbe9f13daa03e93ebae9691fb658916b37c0054419ef6e9478dbd41b381a5227de8f4c7b2fca58d6315f59cb3
SSDEEP

384:asjPGY2HXgrkEYYhQ98E8I1XAV/QcaYpATUgch1A9NB/erxlFHXTFDCuz:aePG5H8XhKD8ISZQjkgs1lxlFJ+y

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-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation	97fd3759edf1a4f9e705f951ee1a19f741f8acce36a9c1b56d6dae870a5c1ab3N.exe

Executes dropped EXE 1 IoCs

pid	Process
4784	winupdate.exe

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	97fd3759edf1a4f9e705f951ee1a19f741f8acce36a9c1b56d6dae870a5c1ab3N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winupdate.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 668 wrote to memory of 4784	668	97fd3759edf1a4f9e705f951ee1a19f741f8acce36a9c1b56d6dae870a5c1ab3N.exe	82
PID 668 wrote to memory of 4784	668	97fd3759edf1a4f9e705f951ee1a19f741f8acce36a9c1b56d6dae870a5c1ab3N.exe	82
PID 668 wrote to memory of 4784	668	97fd3759edf1a4f9e705f951ee1a19f741f8acce36a9c1b56d6dae870a5c1ab3N.exe	82

C:\Users\Admin\AppData\Local\Temp\97fd3759edf1a4f9e705f951ee1a19f741f8acce36a9c1b56d6dae870a5c1ab3N.exe
"C:\Users\Admin\AppData\Local\Temp\97fd3759edf1a4f9e705f951ee1a19f741f8acce36a9c1b56d6dae870a5c1ab3N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:668
- C:\Users\Admin\AppData\Local\Temp\winupdate.exe
  "C:\Users\Admin\AppData\Local\Temp\winupdate.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4784

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\winupdate.exe

Filesize
62KB

MD5
bf425f79143d9df247b95f4929fbe9c3

SHA1
46e641de087ec2eb887a32f9daadd509ddf6068b

SHA256
62e454a491642e40815cb951e45c0859333f38b0d74216c19687704cb12c75c2

SHA512
5dda2ac50cd4d67ed41b29ee19d36a0d72f377a7d41c577160db08cbc58731092ac36c03869803b69a23a4ae433d038e8388c0c535b17b9a3a2f3517f02fcb41

Download Submit
memory/668-0-0x0000000000500000-0x0000000000512000-memory.dmp

Filesize
72KB

Download
memory/668-1-0x0000000000501000-0x0000000000502000-memory.dmp

Filesize
4KB

Download
memory/668-10-0x0000000000500000-0x0000000000512000-memory.dmp

Filesize
72KB

Download
memory/4784-11-0x0000000000500000-0x0000000000512000-memory.dmp

Filesize
72KB

Download