hijackloader | 2018909ea853d972659d1dee439da81b963d8addb44c87ed533ca6320112cac1

General

Target

63079f34-b294-4790-bfd5-bbad82995295/snss1.exe
Size

2.5MB
MD5

000e90eccf68a55c18d556b9255e0cf7
SHA1

4ba436301ec8511e9e45647cd3f3298df47c0f07
SHA256

fbce9f6897452177133b628f8dcd289564c3d28428cdcd2cbed519d9b8724b07
SHA512

9c80be1473eade67ad2cdc034bfe3bd00fb949740c4933933dfe835c36c442a02a1aaa9c1e9a3fc2cc47e0ea02549a035e0e446685a1edc7c7049ec262f5d034
SSDEEP

49152:Yk70vECi0ZwHlZK+cw//RM73jR3ETZFF//X9yJWgs/CgEY:Yv2FZKkRM73jJETZT9mof

Score

10^/10

hijackloader stealc vor11 loader spyware stealer

Malware Config

Extracted

Family

stealc

Botnet

vor11

C2

http://45.132.105.157

Attributes

url_path
/eb155c7506e03ca9.php

Signatures

Detects HijackLoader (aka IDAT Loader) 1 IoCs

resource	yara_rule
behavioral2/memory/2456-0-0x0000000000400000-0x0000000000693000-memory.dmp	family_hijackloader

HijackLoader
HijackLoader is a multistage loader first seen in 2023.
loader hijackloader
Stealc
Stealc is an infostealer written in C++.
stealer stealc
Downloads MZ/PE file

Deletes itself 1 IoCs

pid	Process
2552	cmd.exe

Loads dropped DLL 2 IoCs

pid	Process
3188	explorer.exe
3188	explorer.exe

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2456 set thread context of 2552	2456	snss1.exe	84

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	explorer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	explorer.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2456	snss1.exe
2456	snss1.exe
2552	cmd.exe
2552	cmd.exe
3188	explorer.exe
3188	explorer.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2456	snss1.exe
2552	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2456 wrote to memory of 2552	2456	snss1.exe	84
PID 2456 wrote to memory of 2552	2456	snss1.exe	84
PID 2456 wrote to memory of 2552	2456	snss1.exe	84
PID 2456 wrote to memory of 2552	2456	snss1.exe	84
PID 2552 wrote to memory of 3188	2552	cmd.exe	86
PID 2552 wrote to memory of 3188	2552	cmd.exe	86
PID 2552 wrote to memory of 3188	2552	cmd.exe	86
PID 2552 wrote to memory of 3188	2552	cmd.exe	86

C:\Users\Admin\AppData\Local\Temp\63079f34-b294-4790-bfd5-bbad82995295\snss1.exe
"C:\Users\Admin\AppData\Local\Temp\63079f34-b294-4790-bfd5-bbad82995295\snss1.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2456
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\SysWOW64\cmd.exe
  2⤵
  - Deletes itself
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2552
- - C:\Windows\SysWOW64\explorer.exe
    C:\Windows\SysWOW64\explorer.exe
    3⤵
    - Loads dropped DLL
    - Checks processor information in registry
    - Suspicious behavior: EnumeratesProcesses
    PID:3188

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\mozglue.dll

Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
C:\ProgramData\nss3.dll

Filesize
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

Download Submit
C:\Users\Admin\AppData\Local\Temp\a9f559d8

Filesize
872KB

MD5
0b92340835870ae197ce0af487a3ae3f

SHA1
5e9288a18a898d75c410eb9be7418f095d49b9a7

SHA256
1c794e04d01bf7f09f485566efb429dd3a765b6c8acc4968c887b0bbd683c17b

SHA512
d3ad670ca67be9b289d53a9df76cabc5692027175951a83848faf773bff5c4126c193bd377103dc3c5e8354086b98675b981f1b96eb618c688902a4c9cd5d119

Download Submit
memory/2456-0-0x0000000000400000-0x0000000000693000-memory.dmp

Filesize
2.6MB

Download
memory/2456-1-0x00000000748D0000-0x0000000074A4B000-memory.dmp

Filesize
1.5MB

Download
memory/2456-2-0x00007FFE558D0000-0x00007FFE55AC5000-memory.dmp

Filesize
2.0MB

Download
memory/2456-3-0x00000000748E2000-0x00000000748E4000-memory.dmp

Filesize
8KB

Download
memory/2456-4-0x00000000748D0000-0x0000000074A4B000-memory.dmp

Filesize
1.5MB

Download
memory/2456-5-0x00000000748D0000-0x0000000074A4B000-memory.dmp

Filesize
1.5MB

Download
memory/2552-11-0x00000000748D0000-0x0000000074A4B000-memory.dmp

Filesize
1.5MB

Download
memory/2552-10-0x00000000748D0000-0x0000000074A4B000-memory.dmp

Filesize
1.5MB

Download
memory/2552-13-0x00000000748D0000-0x0000000074A4B000-memory.dmp

Filesize
1.5MB

Download
memory/2552-9-0x00007FFE558D0000-0x00007FFE55AC5000-memory.dmp

Filesize
2.0MB

Download
memory/2552-7-0x00000000748D0000-0x0000000074A4B000-memory.dmp

Filesize
1.5MB

Download
memory/3188-14-0x00000000008A0000-0x0000000000ADE000-memory.dmp

Filesize
2.2MB

Download
memory/3188-15-0x00007FFE558D0000-0x00007FFE55AC5000-memory.dmp

Filesize
2.0MB

Download
memory/3188-16-0x00000000008A0000-0x0000000000ADE000-memory.dmp

Filesize
2.2MB

Download
memory/3188-19-0x0000000000243000-0x000000000024B000-memory.dmp

Filesize
32KB

Download
memory/3188-20-0x0000000000160000-0x0000000000593000-memory.dmp

Filesize
4.2MB

Download
memory/3188-21-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/3188-63-0x00000000008A0000-0x0000000000ADE000-memory.dmp

Filesize
2.2MB

Download
memory/3188-92-0x00000000008A0000-0x0000000000ADE000-memory.dmp

Filesize
2.2MB

Download

Analysis

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