b10812fc64d6957a08de37285136741e2227c433aca1cb9c5299deffba92f671

General

Target

b10812fc64d6957a08de37285136741e2227c433aca1cb9c5299deffba92f671.exe
Size

443KB
MD5

0d5ad9759753cb4639cd405eddbe2a16
SHA1

59ebd6f375075bf3581ab07d0a59109ca6846085
SHA256

b10812fc64d6957a08de37285136741e2227c433aca1cb9c5299deffba92f671
SHA512

e586921c4eaee8fc16fecc04a6dec4aab3982773d77c0622363a9d844cbcafc2ad7339f5ea47af3e7a4b68d44c23c72ad1d03e4462d0bb17e6a7be36076f20df
SSDEEP

12288:CO9/kQthsWG/BXYEBZOXxN5PjF7n5KyB4hebXfdRLAwVOlRR5mHw1kFGnnuQbsBm:CO9/kQthsWG/BXYEBZOXxN5PjF7n5Ky2

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

alter.exe

pid process

560 alter.exe
Deletes itself 1 IoCs

Processes:

alter.exe

pid process

560 alter.exe
Loads dropped DLL 1 IoCs

Processes:

b10812fc64d6957a08de37285136741e2227c433aca1cb9c5299deffba92f671.exe

pid process

1668 b10812fc64d6957a08de37285136741e2227c433aca1cb9c5299deffba92f671.exe

pid	process
560	alter.exe

pid	process
560	alter.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

alter.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run	alter.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\ = "C:\\Users\\Admin\\AppData\\Local\\alter.exe"	alter.exe

Drops file in System32 directory 2 IoCs

Processes:

description	ioc	process
File created	C:\Windows\system32\config\systemprofile\AppData\Local\whr458da.db
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\Local\whr458da.db

Drops file in Windows directory 2 IoCs

Processes:

alter.exeb10812fc64d6957a08de37285136741e2227c433aca1cb9c5299deffba92f671.exe

description	ioc	process
File opened for modification	C:\Windows\alter.INI	alter.exe
File opened for modification	C:\Windows\b10812fc64d6957a08de37285136741e2227c433aca1cb9c5299deffba92f671.INI	b10812fc64d6957a08de37285136741e2227c433aca1cb9c5299deffba92f671.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

alter.exe

pid process

560 alter.exe
560 alter.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

alter.exe

pid process

560 alter.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

alter.exe

description pid process

Token: SeDebugPrivilege 560 alter.exe
Token: SeDebugPrivilege 600

pid	process
560	alter.exe
560	alter.exe

pid	process
560	alter.exe

description	pid	process
Token: SeDebugPrivilege	560	alter.exe
Token: SeDebugPrivilege	600

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

b10812fc64d6957a08de37285136741e2227c433aca1cb9c5299deffba92f671.exealter.exe

pid	process
1668	b10812fc64d6957a08de37285136741e2227c433aca1cb9c5299deffba92f671.exe
1668	b10812fc64d6957a08de37285136741e2227c433aca1cb9c5299deffba92f671.exe
560	alter.exe
560	alter.exe

Suspicious use of UnmapMainImage 2 IoCs

Processes:

b10812fc64d6957a08de37285136741e2227c433aca1cb9c5299deffba92f671.exealter.exe

pid process

1668 b10812fc64d6957a08de37285136741e2227c433aca1cb9c5299deffba92f671.exe
560 alter.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

b10812fc64d6957a08de37285136741e2227c433aca1cb9c5299deffba92f671.exe

description	pid	process	target process
PID 1668 wrote to memory of 560	1668	b10812fc64d6957a08de37285136741e2227c433aca1cb9c5299deffba92f671.exe	alter.exe
PID 1668 wrote to memory of 560	1668	b10812fc64d6957a08de37285136741e2227c433aca1cb9c5299deffba92f671.exe	alter.exe
PID 1668 wrote to memory of 560	1668	b10812fc64d6957a08de37285136741e2227c433aca1cb9c5299deffba92f671.exe	alter.exe
PID 1668 wrote to memory of 560	1668	b10812fc64d6957a08de37285136741e2227c433aca1cb9c5299deffba92f671.exe	alter.exe

C:\Users\Admin\AppData\Local\Temp\b10812fc64d6957a08de37285136741e2227c433aca1cb9c5299deffba92f671.exe
"C:\Users\Admin\AppData\Local\Temp\b10812fc64d6957a08de37285136741e2227c433aca1cb9c5299deffba92f671.exe"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1668
- C:\Users\Admin\AppData\Local\alter.exe
  C:\Users\Admin\AppData\Local\Temp\b10812fc64d6957a08de37285136741e2227c433aca1cb9c5299deffba92f671.exe
  2⤵
  - Executes dropped EXE
  - Deletes itself
  - Adds Run key to start application
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of UnmapMainImage
  PID:560

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
443KB

MD5
0d5ad9759753cb4639cd405eddbe2a16

SHA1
59ebd6f375075bf3581ab07d0a59109ca6846085

SHA256
b10812fc64d6957a08de37285136741e2227c433aca1cb9c5299deffba92f671

SHA512
e586921c4eaee8fc16fecc04a6dec4aab3982773d77c0622363a9d844cbcafc2ad7339f5ea47af3e7a4b68d44c23c72ad1d03e4462d0bb17e6a7be36076f20df

Download Submit
\Users\Admin\AppData\Local\alter.exe

Filesize
443KB

MD5
0d5ad9759753cb4639cd405eddbe2a16

SHA1
59ebd6f375075bf3581ab07d0a59109ca6846085

SHA256
b10812fc64d6957a08de37285136741e2227c433aca1cb9c5299deffba92f671

SHA512
e586921c4eaee8fc16fecc04a6dec4aab3982773d77c0622363a9d844cbcafc2ad7339f5ea47af3e7a4b68d44c23c72ad1d03e4462d0bb17e6a7be36076f20df

Download Submit
memory/560-70-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/560-59-0x0000000000000000-mapping.dmp

Download
memory/560-65-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/560-69-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/600-71-0x00000000001D0000-0x00000000001FD000-memory.dmp

Filesize
180KB

Download
memory/600-73-0x0000000000480000-0x00000000004B3000-memory.dmp

Filesize
204KB

Download
memory/600-72-0x0000000000410000-0x0000000000443000-memory.dmp

Filesize
204KB

Download
memory/600-66-0x00000000001D0000-0x00000000001FD000-memory.dmp

Filesize
180KB

Download
memory/600-67-0x0000000000410000-0x0000000000443000-memory.dmp

Filesize
204KB

Download
memory/600-68-0x0000000000480000-0x00000000004B3000-memory.dmp

Filesize
204KB

Download
memory/1668-60-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1668-54-0x0000000074DA1000-0x0000000074DA3000-memory.dmp

Filesize
8KB

Download
memory/1668-57-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/1668-55-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads