a8462d86259376aaff500ac50dfbc31caf8bf10ae0313403425957f6d635f300

General

Target

8d45d4a6c47ab63ff6d8406ef3b51f00N.exe
Size

490KB
MD5

8d45d4a6c47ab63ff6d8406ef3b51f00
SHA1

fd3e789930abe7fb3d19555d2fd98be8cf9f39d7
SHA256

a8462d86259376aaff500ac50dfbc31caf8bf10ae0313403425957f6d635f300
SHA512

506ab245b727b07c79238530a2ee31fd88ce35c2b19a6d75cd7f4e216bb3f9f630753cce150850da8268b3d2efa1d247eb1223b65bdf6b4f6db47fd217950eaf
SSDEEP

12288:U+TRL7A0wg5rYzCm4juSIBS2RVFW4P6gr646b19mmVj:U+17A0wRs92V1By6mVj

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-1-5-21-2721909339-1374969515-2476821579-1000\Control Panel\International\Geo\Nation	8d45d4a6c47ab63ff6d8406ef3b51f00N.exe

Executes dropped EXE 1 IoCs

pid	Process
4380	s6323.exe

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	s6323.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	s6323.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\assembly	s6323.exe
File created	C:\Windows\assembly\Desktop.ini	s6323.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	s6323.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3172	3412	WerFault.exe	82

System Location Discovery: System Language Discovery 1 TTPs 1 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	8d45d4a6c47ab63ff6d8406ef3b51f00N.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
3412	8d45d4a6c47ab63ff6d8406ef3b51f00N.exe
3412	8d45d4a6c47ab63ff6d8406ef3b51f00N.exe
4380	s6323.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4380	s6323.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4380	s6323.exe
4380	s6323.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3412 wrote to memory of 4380	3412	8d45d4a6c47ab63ff6d8406ef3b51f00N.exe	86
PID 3412 wrote to memory of 4380	3412	8d45d4a6c47ab63ff6d8406ef3b51f00N.exe	86

C:\Users\Admin\AppData\Local\Temp\8d45d4a6c47ab63ff6d8406ef3b51f00N.exe
"C:\Users\Admin\AppData\Local\Temp\8d45d4a6c47ab63ff6d8406ef3b51f00N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3412
- C:\Users\Admin\AppData\Local\Temp\n6323\s6323.exe
  "C:\Users\Admin\AppData\Local\Temp\n6323\s6323.exe" ins.exe /e12386661 /u52fe2c91-49dc-40b7-b209-1f140a000013
  2⤵
  - Executes dropped EXE
  - Drops desktop.ini file(s)
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:4380
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3412 -s 4472
  2⤵
  - Program crash
  PID:3172

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3412 -ip 3412
1⤵
PID:3576

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\n6323\s6323.exe

Filesize
269KB

MD5
ad76cab590ec4c1d3008589d2d2eb052

SHA1
3fd9b837fd4a078411c0958a41b1adb321e1016a

SHA256
a2111f7d4b36800e840b63573fcb044ea18fb4bc3fef2b8f2724d0d4b5e6c51a

SHA512
b8f6695a4c4c18046fb3da55f5c6d1fd60b4e90d8952bceb27296da1a522a97a829494bab103375595a599c602d337926270f2422401678af8d5393490e53432

Download Submit
memory/4380-11-0x00007FFA02B35000-0x00007FFA02B36000-memory.dmp

Filesize
4KB

Download
memory/4380-12-0x00007FFA02880000-0x00007FFA03221000-memory.dmp

Filesize
9.6MB

Download
memory/4380-14-0x0000000001AA0000-0x0000000001AAA000-memory.dmp

Filesize
40KB

Download
memory/4380-13-0x00007FFA02880000-0x00007FFA03221000-memory.dmp

Filesize
9.6MB

Download
memory/4380-17-0x000000001C6E0000-0x000000001CBAE000-memory.dmp

Filesize
4.8MB

Download
memory/4380-18-0x000000001CC50000-0x000000001CCEC000-memory.dmp

Filesize
624KB

Download
memory/4380-19-0x0000000001A80000-0x0000000001A88000-memory.dmp

Filesize
32KB

Download
memory/4380-20-0x00007FFA02880000-0x00007FFA03221000-memory.dmp

Filesize
9.6MB

Download
memory/4380-21-0x00007FFA02880000-0x00007FFA03221000-memory.dmp

Filesize
9.6MB

Download
memory/4380-22-0x00007FFA02880000-0x00007FFA03221000-memory.dmp

Filesize
9.6MB

Download
memory/4380-23-0x00007FFA02880000-0x00007FFA03221000-memory.dmp

Filesize
9.6MB

Download
memory/4380-24-0x00000000204F0000-0x0000000020552000-memory.dmp

Filesize
392KB

Download
memory/4380-25-0x0000000020B70000-0x0000000020CAC000-memory.dmp

Filesize
1.2MB

Download
memory/4380-26-0x00000000211C0000-0x00000000216CE000-memory.dmp

Filesize
5.1MB

Download
memory/4380-27-0x00007FFA02880000-0x00007FFA03221000-memory.dmp

Filesize
9.6MB

Download
memory/4380-28-0x00007FFA02B35000-0x00007FFA02B36000-memory.dmp

Filesize
4KB

Download
memory/4380-29-0x00007FFA02880000-0x00007FFA03221000-memory.dmp

Filesize
9.6MB

Download
memory/4380-31-0x00007FFA02880000-0x00007FFA03221000-memory.dmp

Filesize
9.6MB

Download

Analysis

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