hijackloader | 7db476bac7c4fb519a57bf09e2da7b2919fcc915c38c198c2c2d19952527b3e0

General

Target

5c1febd710c36943efd0184ed5896500N.exe
Size

5.8MB
MD5

5c1febd710c36943efd0184ed5896500
SHA1

543642a5deb9e6ae6fdd34becfd0a7604e4e5b71
SHA256

7db476bac7c4fb519a57bf09e2da7b2919fcc915c38c198c2c2d19952527b3e0
SHA512

bf16dd5dcbd633d97bfa4ce947a63e46ad71d228f8222efb72b5006d96874d0bfa9773cac11bce879aab5e34548c9b8e14a0615477d55b4f9b1ec6703665a6f6
SSDEEP

98304:9k6fySOV4iCLKvGCbYfim50CrIG3JCa/ITE5kdVTGPYivZ:9k6qSOOiCOvGCs6x2rImkdeZ

Score

10^/10

hijackloader stealc wasp8 credential_access discovery loader spyware stealer

Malware Config

Extracted

Family

stealc

Botnet

wasp8

C2

http://45.152.112.103

Attributes

url_path
/1cf3aa1810feeb67.php

Signatures

Detects HijackLoader (aka IDAT Loader) 2 IoCs

resource	yara_rule
behavioral2/memory/2348-0-0x0000000000400000-0x00000000009CD000-memory.dmp	family_hijackloader
behavioral2/memory/2348-2-0x0000000000400000-0x00000000009CD000-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
1040	cmd.exe

Loads dropped DLL 2 IoCs

pid	Process
2020	explorer.exe
2020	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 2348 set thread context of 1040	2348	5c1febd710c36943efd0184ed5896500N.exe	87

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

System Information Discovery
T1082

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	5c1febd710c36943efd0184ed5896500N.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
3544	timeout.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2348	5c1febd710c36943efd0184ed5896500N.exe
2348	5c1febd710c36943efd0184ed5896500N.exe
1040	cmd.exe
1040	cmd.exe
2020	explorer.exe
2020	explorer.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2348	5c1febd710c36943efd0184ed5896500N.exe
1040	cmd.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2348 wrote to memory of 1040	2348	5c1febd710c36943efd0184ed5896500N.exe	87
PID 2348 wrote to memory of 1040	2348	5c1febd710c36943efd0184ed5896500N.exe	87
PID 2348 wrote to memory of 1040	2348	5c1febd710c36943efd0184ed5896500N.exe	87
PID 2348 wrote to memory of 1040	2348	5c1febd710c36943efd0184ed5896500N.exe	87
PID 1040 wrote to memory of 2020	1040	cmd.exe	96
PID 1040 wrote to memory of 2020	1040	cmd.exe	96
PID 1040 wrote to memory of 2020	1040	cmd.exe	96
PID 1040 wrote to memory of 2020	1040	cmd.exe	96
PID 1040 wrote to memory of 2020	1040	cmd.exe	96
PID 2020 wrote to memory of 1996	2020	explorer.exe	101
PID 2020 wrote to memory of 1996	2020	explorer.exe	101
PID 2020 wrote to memory of 1996	2020	explorer.exe	101
PID 1996 wrote to memory of 3544	1996	cmd.exe	103
PID 1996 wrote to memory of 3544	1996	cmd.exe	103
PID 1996 wrote to memory of 3544	1996	cmd.exe	103

C:\Users\Admin\AppData\Local\Temp\5c1febd710c36943efd0184ed5896500N.exe
"C:\Users\Admin\AppData\Local\Temp\5c1febd710c36943efd0184ed5896500N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2348
- 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:1040
- - 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:2020
  - - 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:1996
    - - C:\Windows\SysWOW64\timeout.exe
        
        timeout /t 5
        5⤵
        System Location Discovery: System Language Discovery
        Delays execution with timeout.exe
        
        PID:3544

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

2

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\42396910

Filesize
905KB

MD5
79e9c399ecfd4c7dc8e9af63c4cb3bc4

SHA1
58acce7d163cbef306b3cce8fb8922358523230a

SHA256
e13968a917660a177e7e9814c4b9bfef233b8b80aa551d0790aa524e061a32d9

SHA512
8ccc0a48bc41ff349c66f0ab729dc1312fbdd458a1f69a07bee0b97e80bcbc7bd935b6c86b43420325417b57ebd24fba074f68794e7eda29521a266939adb81c

Download Submit
memory/1040-9-0x0000000074510000-0x000000007468B000-memory.dmp

Filesize
1.5MB

Download
memory/1040-18-0x0000000074510000-0x000000007468B000-memory.dmp

Filesize
1.5MB

Download
memory/1040-14-0x0000000074510000-0x000000007468B000-memory.dmp

Filesize
1.5MB

Download
memory/1040-15-0x0000000074510000-0x000000007468B000-memory.dmp

Filesize
1.5MB

Download
memory/1040-12-0x00007FFCC7B70000-0x00007FFCC7D65000-memory.dmp

Filesize
2.0MB

Download
memory/2020-23-0x00000000007A3000-0x00000000007AB000-memory.dmp

Filesize
32KB

Download
memory/2020-24-0x00000000006C0000-0x0000000000AF3000-memory.dmp

Filesize
4.2MB

Download
memory/2020-99-0x0000000000EE0000-0x0000000001124000-memory.dmp

Filesize
2.3MB

Download
memory/2020-28-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/2020-26-0x0000000000EE0000-0x0000000001124000-memory.dmp

Filesize
2.3MB

Download
memory/2020-17-0x0000000000EE0000-0x0000000001124000-memory.dmp

Filesize
2.3MB

Download
memory/2020-25-0x0000000000EE0000-0x0000000001124000-memory.dmp

Filesize
2.3MB

Download
memory/2020-19-0x00007FFCC7B70000-0x00007FFCC7D65000-memory.dmp

Filesize
2.0MB

Download
memory/2020-20-0x0000000000EE0000-0x0000000001124000-memory.dmp

Filesize
2.3MB

Download
memory/2348-7-0x0000000074510000-0x000000007468B000-memory.dmp

Filesize
1.5MB

Download
memory/2348-0-0x0000000000400000-0x00000000009CD000-memory.dmp

Filesize
5.8MB

Download
memory/2348-3-0x0000000074510000-0x000000007468B000-memory.dmp

Filesize
1.5MB

Download
memory/2348-4-0x00007FFCC7B70000-0x00007FFCC7D65000-memory.dmp

Filesize
2.0MB

Download
memory/2348-5-0x0000000074523000-0x0000000074525000-memory.dmp

Filesize
8KB

Download
memory/2348-2-0x0000000000400000-0x00000000009CD000-memory.dmp

Filesize
5.8MB

Download
memory/2348-1-0x0000000000BF0000-0x0000000000BF1000-memory.dmp

Filesize
4KB

Download
memory/2348-6-0x0000000074510000-0x000000007468B000-memory.dmp

Filesize
1.5MB

Download

Analysis

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