hancitor | 0405ec33b626eaebad4e45c116d01bd38471398dfc68c7f86de794a3463548a3

Analysis

max time kernel
117s
max time network
151s
platform
windows10_x64
resource
win10-en
submitted
04/09/2021, 04:25

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General

Target
0902_5006434265.doc
Size 430KB
Sample210904-e1y4jsghek
SHA256 0405ec33b626eaebad4e45c116d01bd38471398dfc68c7f86de794a3463548a3
MD5 b1b1f3740b0ee78deeb1474092d885c0
SHA1 1577f2853b6e72a4448ce85e0166be0ea6f728fd
SHA512 dfa8a1efd446894cba53652006486c5979654e4af80f77598364bec2862a0d3d77bdfa9e2310342af36a476057efdbfdb9cdbf66ba33a18dcb3de4c55f1f1014
MD5 SHA1 SHA512

Score

10^/10

hancitor 0109_iqwnm downloader

Malware Config

Extracted

Family

hancitor

Botnet

0109_iqwnm

http://asinvotheir.com/8/forum.php
http://ditrismale.ru/8/forum.php
http://clatrommon.ru/8/forum.php

Signatures

Hancitor
Hancitor is downloader used to deliver other malware families.
downloader hancitor

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process	2448	2248	rundll32.exe	68

Blocklisted process makes network request 2 IoCs

flow	pid	Process
30	3844	rundll32.exe
32	3844	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
3844	rundll32.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
29	api.ipify.org

Checks processor information in registry 2 TTPs 3 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	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE

NTFS ADS 2 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Local\Temp\{A14330C1-1332-423A-9970-B624724D2B05}\glib.bax:Zone.Identifier	WINWORD.EXE
File opened for modification	C:\Users\Admin\AppData\Local\Temp\{A14330C1-1332-423A-9970-B624724D2B05}\jjy.dll:Zone.Identifier	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
2248	WINWORD.EXE
2248	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3844	rundll32.exe
3844	rundll32.exe

Suspicious use of SetWindowsHookEx 16 IoCs

pid	Process
2248	WINWORD.EXE
2248	WINWORD.EXE
2248	WINWORD.EXE
2248	WINWORD.EXE
2248	WINWORD.EXE
2248	WINWORD.EXE
2248	WINWORD.EXE
2248	WINWORD.EXE
2248	WINWORD.EXE
2248	WINWORD.EXE
2248	WINWORD.EXE
2248	WINWORD.EXE
2248	WINWORD.EXE
2248	WINWORD.EXE
2248	WINWORD.EXE
2248	WINWORD.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2248 wrote to memory of 3872	2248	WINWORD.EXE	76
PID 2248 wrote to memory of 3872	2248	WINWORD.EXE	76
PID 2248 wrote to memory of 2448	2248	WINWORD.EXE	78
PID 2248 wrote to memory of 2448	2248	WINWORD.EXE	78
PID 2448 wrote to memory of 3844	2448	rundll32.exe	79
PID 2448 wrote to memory of 3844	2448	rundll32.exe	79
PID 2448 wrote to memory of 3844	2448	rundll32.exe	79

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\0902_5006434265.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2248
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:3872
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 c:\users\admin\appdata\roaming\microsoft\templates\yefff.dll,VVNOUNDWUMR
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:2448
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32 c:\users\admin\appdata\roaming\microsoft\templates\yefff.dll,VVNOUNDWUMR
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    PID:3844

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2248-120-0x00007FFC77540000-0x00007FFC77550000-memory.dmp

Download

memory/2248-410-0x00007FFC77540000-0x00007FFC77550000-memory.dmp

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memory/2248-115-0x00007FFC77540000-0x00007FFC77550000-memory.dmp

Download

memory/2248-119-0x00007FFC990A0000-0x00007FFC9BBC3000-memory.dmp

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memory/2248-123-0x00007FFC94CB0000-0x00007FFC95D9E000-memory.dmp

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memory/2248-124-0x00007FFC914B0000-0x00007FFC933A5000-memory.dmp

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memory/2248-413-0x00007FFC77540000-0x00007FFC77550000-memory.dmp

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memory/2248-412-0x00007FFC77540000-0x00007FFC77550000-memory.dmp

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memory/2248-117-0x00007FFC77540000-0x00007FFC77550000-memory.dmp

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memory/2248-411-0x00007FFC77540000-0x00007FFC77550000-memory.dmp

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memory/2248-116-0x00007FFC77540000-0x00007FFC77550000-memory.dmp

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memory/2248-118-0x00007FFC77540000-0x00007FFC77550000-memory.dmp

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memory/3844-345-0x0000000004110000-0x0000000004111000-memory.dmp

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memory/3844-344-0x0000000074450000-0x000000007445A000-memory.dmp

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