56f6a0b5eaad6add2e0178407f31f462c432e614da0c86a8c803747589066855

Analysis

max time kernel
145s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
05/03/2024, 16:22

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General

Target

b52254949fd52113e0888401f2ddfb76.exe
Size

323KB
MD5

b52254949fd52113e0888401f2ddfb76
SHA1

4ee5d96d55819ba88030f67bbb266273b308d55b
SHA256

56f6a0b5eaad6add2e0178407f31f462c432e614da0c86a8c803747589066855
SHA512

dd8ffe0cb977b2eb7f26505ec0a316ece3ba5e20641e09594e038ca86bf842347f601f4491fb262d24fb4da235942a7ed1551f670add62c972dbe81df9fcf0f6
SSDEEP

6144:8WE5Op3aq/md4qKMjD/goFARqmqXcTs17ppL7gpbnAapYUpRr9uW:8B5OpqgbpIpFiHk7nL7SuW

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-1-5-21-3270530367-132075249-2153716227-1000\Control Panel\International\Geo\Nation	b52254949fd52113e0888401f2ddfb76.exe

Executes dropped EXE 1 IoCs

pid	Process
2152	xsalhach.exe

Loads dropped DLL 1 IoCs

pid	Process
2152	xsalhach.exe

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1360	3312	WerFault.exe	87
2884	2152	WerFault.exe	99

Kills process with taskkill 1 IoCs

evasion

pid	Process
2400	taskkill.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3256	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2400	taskkill.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3312 wrote to memory of 3460	3312	b52254949fd52113e0888401f2ddfb76.exe	94
PID 3312 wrote to memory of 3460	3312	b52254949fd52113e0888401f2ddfb76.exe	94
PID 3312 wrote to memory of 3460	3312	b52254949fd52113e0888401f2ddfb76.exe	94
PID 3460 wrote to memory of 2400	3460	cmd.exe	96
PID 3460 wrote to memory of 2400	3460	cmd.exe	96
PID 3460 wrote to memory of 2400	3460	cmd.exe	96
PID 3460 wrote to memory of 3256	3460	cmd.exe	98
PID 3460 wrote to memory of 3256	3460	cmd.exe	98
PID 3460 wrote to memory of 3256	3460	cmd.exe	98
PID 3460 wrote to memory of 2152	3460	cmd.exe	99
PID 3460 wrote to memory of 2152	3460	cmd.exe	99
PID 3460 wrote to memory of 2152	3460	cmd.exe	99

C:\Users\Admin\AppData\Local\Temp\b52254949fd52113e0888401f2ddfb76.exe
"C:\Users\Admin\AppData\Local\Temp\b52254949fd52113e0888401f2ddfb76.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3312
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3312 -s 556
  2⤵
  - Program crash
  PID:1360
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /f /pid 3312 & ping -n 3 127.1 & del /f /q "C:\Users\Admin\AppData\Local\Temp\b52254949fd52113e0888401f2ddfb76.exe" & start C:\Users\Admin\AppData\Local\xsalhach.exe -f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3460
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /f /pid 3312
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2400
- - C:\Windows\SysWOW64\PING.EXE
    ping -n 3 127.1
    3⤵
    - Runs ping.exe
    PID:3256
- - C:\Users\Admin\AppData\Local\xsalhach.exe
    C:\Users\Admin\AppData\Local\xsalhach.exe -f
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    PID:2152
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2152 -s 568
      4⤵
      Program crash
      PID:2884

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3312 -ip 3312
1⤵
PID:1548

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 2152 -ip 2152
1⤵
PID:1952

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\xsalhach.exe

Filesize
323KB

MD5
b52254949fd52113e0888401f2ddfb76

SHA1
4ee5d96d55819ba88030f67bbb266273b308d55b

SHA256
56f6a0b5eaad6add2e0178407f31f462c432e614da0c86a8c803747589066855

SHA512
dd8ffe0cb977b2eb7f26505ec0a316ece3ba5e20641e09594e038ca86bf842347f601f4491fb262d24fb4da235942a7ed1551f670add62c972dbe81df9fcf0f6

Download Submit
memory/2152-8-0x0000000000C00000-0x0000000000C02000-memory.dmp

Filesize
8KB

Download
memory/2152-10-0x0000000001000000-0x00000000010B6000-memory.dmp

Filesize
728KB

Download
memory/3312-0-0x00000000006C0000-0x00000000006C2000-memory.dmp

Filesize
8KB

Download
memory/3312-1-0x0000000001000000-0x00000000010B6000-memory.dmp

Filesize
728KB

Download
memory/3312-2-0x00000000006B0000-0x00000000006B2000-memory.dmp

Filesize
8KB

Download
memory/3312-4-0x0000000001000000-0x00000000010B6000-memory.dmp

Filesize
728KB

Download