hancitor | 99b6ae648c779e65aacd21d02be4e64bb2ad894690a03cd89515b100c1273a70

Analysis

max time kernel
121s
max time network
141s
platform
windows10_x64
resource
win10v20210410
submitted
17/08/2021, 15:10

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General

Target
0817_3885680415.doc
Size 837KB
Sample210817-pl4bd14ba6
SHA256 99b6ae648c779e65aacd21d02be4e64bb2ad894690a03cd89515b100c1273a70
MD5 0753f1dd26d5baf0b87d7a814937a8c2
SHA1 7f2baabc3d8bd68a59cad677345219f1fcaa00de
SHA512 271c1720a7ff2301e338dcc728310dfa438083118cc26dc24d00246232b493a42d5a17ba254767289801a359de4998aa1f758a4d445af00371a9211f7c1c4fb4
MD5 SHA1 SHA512

Score

10^/10

hancitor 1608_febd downloader

Malware Config

Extracted

Family

hancitor

Botnet

1608_febd

http://patiennerrhe.com/8/forum.php
http://thougolograrly.ru/8/forum.php
http://chopprousite.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	1596	3908	rundll32.exe	68

Blocklisted process makes network request 2 IoCs

flow	pid	Process
35	4016	rundll32.exe
38	4016	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
4016	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
34	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\{01B18332-FB2F-464F-8DA3-66DA45A3E1B0}\glib.bax:Zone.Identifier	WINWORD.EXE
File opened for modification	C:\Users\Admin\AppData\Local\Temp\{01B18332-FB2F-464F-8DA3-66DA45A3E1B0}\jjy.dll:Zone.Identifier	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
3908	WINWORD.EXE
3908	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4016	rundll32.exe
4016	rundll32.exe

Suspicious use of SetWindowsHookEx 16 IoCs

pid	Process
3908	WINWORD.EXE
3908	WINWORD.EXE
3908	WINWORD.EXE
3908	WINWORD.EXE
3908	WINWORD.EXE
3908	WINWORD.EXE
3908	WINWORD.EXE
3908	WINWORD.EXE
3908	WINWORD.EXE
3908	WINWORD.EXE
3908	WINWORD.EXE
3908	WINWORD.EXE
3908	WINWORD.EXE
3908	WINWORD.EXE
3908	WINWORD.EXE
3908	WINWORD.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3908 wrote to memory of 2064	3908	WINWORD.EXE	76
PID 3908 wrote to memory of 2064	3908	WINWORD.EXE	76
PID 3908 wrote to memory of 1596	3908	WINWORD.EXE	81
PID 3908 wrote to memory of 1596	3908	WINWORD.EXE	81
PID 1596 wrote to memory of 4016	1596	rundll32.exe	82
PID 1596 wrote to memory of 4016	1596	rundll32.exe	82
PID 1596 wrote to memory of 4016	1596	rundll32.exe	82

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\0817_3885680415.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:3908
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:2064
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 c:\users\admin\appdata\roaming\microsoft\templates\yefff.dll,UTGJOCYWRIA
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:1596
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32 c:\users\admin\appdata\roaming\microsoft\templates\yefff.dll,UTGJOCYWRIA
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    PID:4016

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/3908-116-0x00007FF949B80000-0x00007FF949B90000-memory.dmp

Download

memory/3908-391-0x00007FF949B80000-0x00007FF949B90000-memory.dmp

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memory/3908-122-0x00007FF9648A0000-0x00007FF96598E000-memory.dmp

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memory/3908-123-0x00007FF9629A0000-0x00007FF964895000-memory.dmp

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memory/3908-114-0x00007FF949B80000-0x00007FF949B90000-memory.dmp

Download

memory/3908-117-0x00007FF949B80000-0x00007FF949B90000-memory.dmp

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memory/3908-118-0x00007FF96B110000-0x00007FF96DC33000-memory.dmp

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memory/3908-115-0x00007FF949B80000-0x00007FF949B90000-memory.dmp

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memory/3908-119-0x00007FF949B80000-0x00007FF949B90000-memory.dmp

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memory/3908-393-0x00007FF949B80000-0x00007FF949B90000-memory.dmp

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memory/3908-392-0x00007FF949B80000-0x00007FF949B90000-memory.dmp

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memory/3908-390-0x00007FF949B80000-0x00007FF949B90000-memory.dmp

Download

memory/4016-326-0x0000000002E10000-0x0000000002F5A000-memory.dmp

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memory/4016-325-0x00000000739A0000-0x00000000739AA000-memory.dmp

Download