c10a9918c2f8a252d2039561c1723e1cd942c631900791e22245b0b30a0edf21

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02/08/2024, 20:22

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General

Target

ca9c0f8940544fb3f5ee6eb62dc40620N.exe
Size

37KB
MD5

ca9c0f8940544fb3f5ee6eb62dc40620
SHA1

f87df209d17601a71abb3c898ebb4dc2a2554958
SHA256

c10a9918c2f8a252d2039561c1723e1cd942c631900791e22245b0b30a0edf21
SHA512

779659e8db5f3d6d76960a1348477e070417dfc26e00e9a565f1eb45b08b4d046cb745355be26d9511c18db48951e9c6926df6817bdcf35e683d54efa019287f
SSDEEP

384:MApc8m4e0LvQak4JI341CNabnkIU0Sq0yD8:MApQr0LvdFJI34nTkIU0Eyw

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-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	ca9c0f8940544fb3f5ee6eb62dc40620N.exe

Executes dropped EXE 1 IoCs

pid	Process
3684	sal.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	\??\c:\windows\SysWOW64\sal.exe	ca9c0f8940544fb3f5ee6eb62dc40620N.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	ca9c0f8940544fb3f5ee6eb62dc40620N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sal.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4476 wrote to memory of 3684	4476	ca9c0f8940544fb3f5ee6eb62dc40620N.exe	80
PID 4476 wrote to memory of 3684	4476	ca9c0f8940544fb3f5ee6eb62dc40620N.exe	80
PID 4476 wrote to memory of 3684	4476	ca9c0f8940544fb3f5ee6eb62dc40620N.exe	80

C:\Users\Admin\AppData\Local\Temp\ca9c0f8940544fb3f5ee6eb62dc40620N.exe
"C:\Users\Admin\AppData\Local\Temp\ca9c0f8940544fb3f5ee6eb62dc40620N.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4476
- C:\windows\SysWOW64\sal.exe
  "C:\windows\system32\sal.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3684

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:\Windows\SysWOW64\sal.exe

Filesize
37KB

MD5
97e0268f1987622d422a5ff0224c033d

SHA1
1299fb496d32fc47bc1de1a73803217543a6a9af

SHA256
508259e46ac2f0047666358e2a5d0b9f1ac01f249380ce336b51914f0037c16b

SHA512
fb02a0402e64c4c3f8e425636c801d6f899199cbfd48882a2ef72e59bb31f281779d0b1314d7ad8bcebe9dfcb8c05f6be5cf08df2d2a184b45338a998bc40b21

Download Submit
memory/3684-10-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4476-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4476-9-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download