hancitor | c3c4f4f918261928351db2ed00da67c43e9cb96d54b232252165f95653767b4c

Analysis

max time kernel
141s
max time network
143s
platform
windows10_x64
resource
win10v20210410
submitted
25/08/2021, 04:42

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General

Target
0824_7552110168.doc
Size 623KB
Sample210825-hlr462d7pe
SHA256 c3c4f4f918261928351db2ed00da67c43e9cb96d54b232252165f95653767b4c
MD5 9b4fcd22f6240318fa36a91922cfccf5
SHA1 795bbe08e711ccd3d1b9d6e49d6d85612f8f8e6f
SHA512 e520de494cdc14795be1dbdd224852e519f98d991d9b43794b9dddf71ba089f343b6bfcfe1229e5f70944e80403d899044d3db6292645e371ebac68a1a67314d
MD5 SHA1 SHA512

Score

10^/10

hancitor 1908_jkdsf downloader

Malware Config

Extracted

Family

hancitor

Botnet

1908_jkdsf

http://thookedaurce.com/8/forum.php
http://foolockpary.ru/8/forum.php
http://usitemithe.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	4064	3964	rundll32.exe	68

Blocklisted process makes network request 3 IoCs

flow	pid	Process
24	3692	rundll32.exe
30	3692	rundll32.exe
39	3692	rundll32.exe

Loads dropped DLL 2 IoCs

pid	Process
3692	rundll32.exe
3692	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
23	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\{2067A08A-44A0-44F3-9D76-FE39D3FA8B6E}\glib.bax:Zone.Identifier	WINWORD.EXE
File opened for modification	C:\Users\Admin\AppData\Local\Temp\{2067A08A-44A0-44F3-9D76-FE39D3FA8B6E}\jjy.dll:Zone.Identifier	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
3964	WINWORD.EXE
3964	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3692	rundll32.exe
3692	rundll32.exe
3692	rundll32.exe
3692	rundll32.exe

Suspicious use of SetWindowsHookEx 16 IoCs

pid	Process
3964	WINWORD.EXE
3964	WINWORD.EXE
3964	WINWORD.EXE
3964	WINWORD.EXE
3964	WINWORD.EXE
3964	WINWORD.EXE
3964	WINWORD.EXE
3964	WINWORD.EXE
3964	WINWORD.EXE
3964	WINWORD.EXE
3964	WINWORD.EXE
3964	WINWORD.EXE
3964	WINWORD.EXE
3964	WINWORD.EXE
3964	WINWORD.EXE
3964	WINWORD.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3964 wrote to memory of 2784	3964	WINWORD.EXE	76
PID 3964 wrote to memory of 2784	3964	WINWORD.EXE	76
PID 3964 wrote to memory of 4064	3964	WINWORD.EXE	79
PID 3964 wrote to memory of 4064	3964	WINWORD.EXE	79
PID 4064 wrote to memory of 3692	4064	rundll32.exe	80
PID 4064 wrote to memory of 3692	4064	rundll32.exe	80
PID 4064 wrote to memory of 3692	4064	rundll32.exe	80

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\0824_7552110168.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:3964
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:2784
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 c:\users\admin\appdata\roaming\microsoft\templates\yefff.dll,KBLQIJOPAQU
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:4064
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32 c:\users\admin\appdata\roaming\microsoft\templates\yefff.dll,KBLQIJOPAQU
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    PID:3692

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/3692-301-0x00000000023D0000-0x00000000023F3000-memory.dmp

Download

memory/3692-302-0x0000000002730000-0x000000000273A000-memory.dmp

Download

memory/3692-298-0x0000000002600000-0x00000000026D2000-memory.dmp

Download

memory/3964-392-0x00007FF800890000-0x00007FF8008A0000-memory.dmp

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memory/3964-117-0x00007FF800890000-0x00007FF8008A0000-memory.dmp

Download

memory/3964-119-0x00007FF800890000-0x00007FF8008A0000-memory.dmp

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memory/3964-116-0x00007FF800890000-0x00007FF8008A0000-memory.dmp

Download

memory/3964-123-0x00007FF81A3B0000-0x00007FF81C2A5000-memory.dmp

Download

memory/3964-115-0x00007FF800890000-0x00007FF8008A0000-memory.dmp

Download

memory/3964-114-0x00007FF800890000-0x00007FF8008A0000-memory.dmp

Download

memory/3964-122-0x00007FF81C2B0000-0x00007FF81D39E000-memory.dmp

Download

memory/3964-118-0x00007FF822470000-0x00007FF824F93000-memory.dmp

Download

memory/3964-393-0x00007FF800890000-0x00007FF8008A0000-memory.dmp

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memory/3964-394-0x00007FF800890000-0x00007FF8008A0000-memory.dmp

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memory/3964-395-0x00007FF800890000-0x00007FF8008A0000-memory.dmp

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