hancitor | 5106d27c6ad307b79bc3d86678dcaef8e858335afc8a0bc801c205778ae93184

Analysis

max time kernel
152s
max time network
151s
platform
windows10_x64
resource
win10v20210408
submitted
19/08/2021, 04:28

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General

Target
0818_4630283540.doc
Size 612KB
Sample210819-e28n9bwz56
SHA256 5106d27c6ad307b79bc3d86678dcaef8e858335afc8a0bc801c205778ae93184
MD5 6e2218d9db39b1f530926a382f192804
SHA1 5e0d259843f6160b40b85ecc9994383b77d39098
SHA512 87fbe92a6d98fe03f6fe85230880c783879920542da0ab5ca833292c54533b3a11ba6d337d08c804f7393c145dd8aef1e1138307b6ba06798b9bf0ffd3ede1dd
MD5 SHA1 SHA512

Score

10^/10

hancitor 1808_plfr downloader

Malware Config

Extracted

Family

hancitor

Botnet

1808_plfr

http://madmilons.com/8/forum.php
http://counteent.ru/8/forum.php
http://simatereare.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	3104	644	rundll32.exe	67

Blocklisted process makes network request 3 IoCs

flow	pid	Process
31	2728	rundll32.exe
33	2728	rundll32.exe
38	2728	rundll32.exe

Loads dropped DLL 2 IoCs

pid	Process
2728	rundll32.exe
2728	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
30	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 opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE

NTFS ADS 2 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Local\Temp\{12582170-B198-4D92-8F03-0D6995B8E9E5}\glib.bax:Zone.Identifier	WINWORD.EXE
File opened for modification	C:\Users\Admin\AppData\Local\Temp\{12582170-B198-4D92-8F03-0D6995B8E9E5}\jjy.dll:Zone.Identifier	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
644	WINWORD.EXE
644	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe

Suspicious use of SetWindowsHookEx 16 IoCs

pid	Process
644	WINWORD.EXE
644	WINWORD.EXE
644	WINWORD.EXE
644	WINWORD.EXE
644	WINWORD.EXE
644	WINWORD.EXE
644	WINWORD.EXE
644	WINWORD.EXE
644	WINWORD.EXE
644	WINWORD.EXE
644	WINWORD.EXE
644	WINWORD.EXE
644	WINWORD.EXE
644	WINWORD.EXE
644	WINWORD.EXE
644	WINWORD.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 644 wrote to memory of 2000	644	WINWORD.EXE	76
PID 644 wrote to memory of 2000	644	WINWORD.EXE	76
PID 644 wrote to memory of 3104	644	WINWORD.EXE	80
PID 644 wrote to memory of 3104	644	WINWORD.EXE	80
PID 3104 wrote to memory of 2728	3104	rundll32.exe	81
PID 3104 wrote to memory of 2728	3104	rundll32.exe	81
PID 3104 wrote to memory of 2728	3104	rundll32.exe	81

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\0818_4630283540.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:644
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:2000
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 c:\users\admin\appdata\roaming\microsoft\templates\yefff.dll,DJJEQGVHMRG
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:3104
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32 c:\users\admin\appdata\roaming\microsoft\templates\yefff.dll,DJJEQGVHMRG
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    PID:2728

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/644-118-0x00007FFDC06E0000-0x00007FFDC3203000-memory.dmp

Download

memory/644-395-0x00007FFD9F860000-0x00007FFD9F870000-memory.dmp

Download

memory/644-114-0x00007FFD9F860000-0x00007FFD9F870000-memory.dmp

Download

memory/644-122-0x00007FFDBC340000-0x00007FFDBD42E000-memory.dmp

Download

memory/644-123-0x00007FFDBA440000-0x00007FFDBC335000-memory.dmp

Download

memory/644-119-0x00007FFD9F860000-0x00007FFD9F870000-memory.dmp

Download

memory/644-398-0x00007FFD9F860000-0x00007FFD9F870000-memory.dmp

Download

memory/644-117-0x00007FFD9F860000-0x00007FFD9F870000-memory.dmp

Download

memory/644-397-0x00007FFD9F860000-0x00007FFD9F870000-memory.dmp

Download

memory/644-116-0x00007FFD9F860000-0x00007FFD9F870000-memory.dmp

Download

memory/644-115-0x00007FFD9F860000-0x00007FFD9F870000-memory.dmp

Download

memory/644-396-0x00007FFD9F860000-0x00007FFD9F870000-memory.dmp

Download

memory/2728-305-0x0000000000640000-0x0000000000663000-memory.dmp

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memory/2728-304-0x0000000000640000-0x0000000000663000-memory.dmp

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memory/2728-303-0x0000000000A60000-0x0000000000B2C000-memory.dmp

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