d89e5d86393a9badba76b5e703eb17f324a787ecabcf83838ec0780013c4c567

Analysis

max time kernel
100s
max time network
101s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
28/08/2024, 21:59

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General

Target

b3f090f4cfd0bfd5ca11ed91117057d0N.exe
Size

38KB
MD5

b3f090f4cfd0bfd5ca11ed91117057d0
SHA1

7f1e34267cb5faa43cbe6ebb8ee69901abaa2ae7
SHA256

d89e5d86393a9badba76b5e703eb17f324a787ecabcf83838ec0780013c4c567
SHA512

d9313b811487eef8c3438a2d85e49953d46a6b2c495ed15ce8f487e39c5788645abb81f5e908dd521033ca7776d31f508b85245b99d0497b3e0c4be2295756f0
SSDEEP

384:MApc8m4e0LvQac4JI341CNabnkIU0Sq0yDAtc:MApQr0LvddJI34nTkIU0EyCc

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-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation	b3f090f4cfd0bfd5ca11ed91117057d0N.exe

Executes dropped EXE 1 IoCs

pid	Process
2708	sal.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	\??\c:\windows\SysWOW64\sal.exe	b3f090f4cfd0bfd5ca11ed91117057d0N.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	b3f090f4cfd0bfd5ca11ed91117057d0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sal.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2344 wrote to memory of 2708	2344	b3f090f4cfd0bfd5ca11ed91117057d0N.exe	88
PID 2344 wrote to memory of 2708	2344	b3f090f4cfd0bfd5ca11ed91117057d0N.exe	88
PID 2344 wrote to memory of 2708	2344	b3f090f4cfd0bfd5ca11ed91117057d0N.exe	88

C:\Users\Admin\AppData\Local\Temp\b3f090f4cfd0bfd5ca11ed91117057d0N.exe
"C:\Users\Admin\AppData\Local\Temp\b3f090f4cfd0bfd5ca11ed91117057d0N.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2344
- C:\windows\SysWOW64\sal.exe
  "C:\windows\system32\sal.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2708

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
38KB

MD5
d56c91078d457a4e347c518ce8143149

SHA1
6d8a927c1b0b1fc9e8eff7fd573e2100f6aedf95

SHA256
48270db6657e665de3925722374b09737d0fb49138713c292668a535bc8f8110

SHA512
546108af75d75eabf06bce7108df3257b1dc2a71e01ee9e88a80b30f2446e74c0cad7c5486318bdd9740ddea883ced00c8b171d3f04736d9030a30a93cd461be

Download Submit
memory/2344-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2344-9-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2708-10-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download