hijackloader | f8a0e27af4b7dccf34efacd67fa9ad7857233e47f9742764bcc09f89bde84424

General

Target

3b28e3d07c4dd156f221c72f4f2b53ea.exe
Size

1006KB
MD5

3b28e3d07c4dd156f221c72f4f2b53ea
SHA1

c9f2ecb67b7ef1910af459d44386882d9238d72f
SHA256

f8a0e27af4b7dccf34efacd67fa9ad7857233e47f9742764bcc09f89bde84424
SHA512

2e363e989868342043553f80a346fa82fe01cb4988111a037172fa8e031ed82951b7beb49a28f53617ec307b204eafc75d0d1c16296f5b026d4c00a04a2df4db
SSDEEP

24576:fxj1COA6fYrK4O7+FZTYPhFrjuDl+QlclC:x1COZfT4O4ZTYX6Plc

Score

10^/10

hijackloader stealc doralands23 credential_access discovery loader spyware stealer

Malware Config

Extracted

Family

stealc

Botnet

doralands23

C2

http://188.130.207.115

Attributes

url_path
/8b4c5bd1ddc1cb18.php

Signatures

Detects HijackLoader (aka IDAT Loader) 1 IoCs

resource	yara_rule
behavioral2/memory/6072-0-0x0000000000610000-0x000000000070C000-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
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003
Downloads MZ/PE file

Deletes itself 1 IoCs

pid	Process
452	cmd.exe

Loads dropped DLL 2 IoCs

pid	Process
4628	explorer.exe
4628	explorer.exe

Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001
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 6072 set thread context of 452	6072	3b28e3d07c4dd156f221c72f4f2b53ea.exe	84

System Location Discovery: System Language Discovery 1 TTPs 5 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	3b28e3d07c4dd156f221c72f4f2b53ea.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe

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

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
3180	timeout.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
6072	3b28e3d07c4dd156f221c72f4f2b53ea.exe
6072	3b28e3d07c4dd156f221c72f4f2b53ea.exe
452	cmd.exe
452	cmd.exe
4628	explorer.exe
4628	explorer.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
6072	3b28e3d07c4dd156f221c72f4f2b53ea.exe
452	cmd.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 6072 wrote to memory of 452	6072	3b28e3d07c4dd156f221c72f4f2b53ea.exe	84
PID 6072 wrote to memory of 452	6072	3b28e3d07c4dd156f221c72f4f2b53ea.exe	84
PID 6072 wrote to memory of 452	6072	3b28e3d07c4dd156f221c72f4f2b53ea.exe	84
PID 6072 wrote to memory of 452	6072	3b28e3d07c4dd156f221c72f4f2b53ea.exe	84
PID 452 wrote to memory of 4628	452	cmd.exe	86
PID 452 wrote to memory of 4628	452	cmd.exe	86
PID 452 wrote to memory of 4628	452	cmd.exe	86
PID 452 wrote to memory of 4628	452	cmd.exe	86
PID 4628 wrote to memory of 5856	4628	explorer.exe	88
PID 4628 wrote to memory of 5856	4628	explorer.exe	88
PID 4628 wrote to memory of 5856	4628	explorer.exe	88
PID 5856 wrote to memory of 3180	5856	cmd.exe	90
PID 5856 wrote to memory of 3180	5856	cmd.exe	90
PID 5856 wrote to memory of 3180	5856	cmd.exe	90

C:\Users\Admin\AppData\Local\Temp\3b28e3d07c4dd156f221c72f4f2b53ea.exe
"C:\Users\Admin\AppData\Local\Temp\3b28e3d07c4dd156f221c72f4f2b53ea.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:6072
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\SysWOW64\cmd.exe
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:452
- - C:\Windows\SysWOW64\explorer.exe
    C:\Windows\SysWOW64\explorer.exe
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Checks processor information in registry
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:4628
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Windows\SysWOW64\explorer.exe" & del "C:\ProgramData\*.dll"" & exit
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:5856
    - - C:\Windows\SysWOW64\timeout.exe
        
        timeout /t 5
        5⤵
        System Location Discovery: System Language Discovery
        Delays execution with timeout.exe
        
        PID:3180

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

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\ce32ecd4

Filesize
901KB

MD5
1c53250ebc332c53324dc0c498380b2a

SHA1
9155e435747f8922c7125b2072cc9c8b7a860ec7

SHA256
7bbc7740953fed1a213add94df9fb67c6d7225460636b0940e76c84ba19385bd

SHA512
af0093b1ccf1e2941568d7a7998b742af0f7b809fc3bf57b98237768ecab8e75e7b5e5c4cd7e8361cb8c21916519303b4154a748fe5036bf13c961a74b31eb95

Download Submit
memory/452-9-0x00007FFAAFF90000-0x00007FFAB0185000-memory.dmp

Filesize
2.0MB

Download
memory/452-13-0x0000000074E00000-0x0000000074F7B000-memory.dmp

Filesize
1.5MB

Download
memory/452-11-0x0000000074E00000-0x0000000074F7B000-memory.dmp

Filesize
1.5MB

Download
memory/452-10-0x0000000074E00000-0x0000000074F7B000-memory.dmp

Filesize
1.5MB

Download
memory/452-7-0x0000000074E00000-0x0000000074F7B000-memory.dmp

Filesize
1.5MB

Download
memory/4628-19-0x0000000000173000-0x000000000017B000-memory.dmp

Filesize
32KB

Download
memory/4628-69-0x0000000000B00000-0x0000000000D45000-memory.dmp

Filesize
2.3MB

Download
memory/4628-93-0x0000000000B00000-0x0000000000D45000-memory.dmp

Filesize
2.3MB

Download
memory/4628-21-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/4628-14-0x0000000000B00000-0x0000000000D45000-memory.dmp

Filesize
2.3MB

Download
memory/4628-15-0x00007FFAAFF90000-0x00007FFAB0185000-memory.dmp

Filesize
2.0MB

Download
memory/4628-16-0x0000000000B00000-0x0000000000D45000-memory.dmp

Filesize
2.3MB

Download
memory/4628-20-0x0000000000090000-0x00000000004C3000-memory.dmp

Filesize
4.2MB

Download
memory/6072-0-0x0000000000610000-0x000000000070C000-memory.dmp

Filesize
1008KB

Download
memory/6072-3-0x0000000074E12000-0x0000000074E14000-memory.dmp

Filesize
8KB

Download
memory/6072-5-0x0000000074E00000-0x0000000074F7B000-memory.dmp

Filesize
1.5MB

Download
memory/6072-2-0x00007FFAAFF90000-0x00007FFAB0185000-memory.dmp

Filesize
2.0MB

Download
memory/6072-1-0x0000000074E00000-0x0000000074F7B000-memory.dmp

Filesize
1.5MB

Download
memory/6072-4-0x0000000074E00000-0x0000000074F7B000-memory.dmp

Filesize
1.5MB

Download

Analysis

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