hancitor | f6375e696e2e5b3b738346a86a19991eccf89be18e731807114d87fedf77f415

Resubmissions

31-01-2022 17:33

220131-v42a3sadfj 10

31-01-2022 17:25

220131-vzcrxsadam 8

Analysis

max time kernel
153s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-en-20220112
submitted
31-01-2022 17:33

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General

Target

help.doc
Size

735KB
MD5

271666888b46008b726d889c40f5e92c
SHA1

5ac08cbdf22aa6a376c51da037aeab03392ee009
SHA256

f6375e696e2e5b3b738346a86a19991eccf89be18e731807114d87fedf77f415
SHA512

af6cc3e91d78c985813484d13eeeaf4026b82c49f4c6536f51f64b25e8702aca01de79db25c2fb37a47af1da51c320d573e03097c243fa6aaac952bed6c7cc16

Score

10^/10

hancitor 3101_sjiuwe downloader persistence

Malware Config

Extracted

Family

hancitor

Botnet

3101_sjiuwe

http://cinenmera.com/9/forum.php

http://biquagin.ru/9/forum.php

http://joirwsin.ru/9/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	2744	792	cmd.exe	51

Blocklisted process makes network request 2 IoCs

flow	pid	Process
66	3448	rundll32.exe
71	3448	rundll32.exe

Sets service image path in registry 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1060

Modify Registry
T1112

Loads dropped DLL 1 IoCs

pid	Process
3448	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
65	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

Modifies data under HKEY_USERS 41 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates	WaaSMedicAgent.exe

NTFS ADS 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Local\Temp\{516B4FA8-3939-485A-83BB-DCFDDE7DBB46}\if.bin:Zone.Identifier	WINWORD.EXE

Runs ping.exe 1 TTPs 2 IoCs

Remote System Discovery

T1018

pid	Process
1640	PING.EXE
3104	PING.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
792	WINWORD.EXE
792	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3448	rundll32.exe
3448	rundll32.exe

Suspicious use of SetWindowsHookEx 13 IoCs

pid	Process
792	WINWORD.EXE
792	WINWORD.EXE
792	WINWORD.EXE
792	WINWORD.EXE
792	WINWORD.EXE
792	WINWORD.EXE
792	WINWORD.EXE
792	WINWORD.EXE
792	WINWORD.EXE
792	WINWORD.EXE
792	WINWORD.EXE
792	WINWORD.EXE
792	WINWORD.EXE

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 792 wrote to memory of 2368	792	WINWORD.EXE	65
PID 792 wrote to memory of 2368	792	WINWORD.EXE	65
PID 792 wrote to memory of 2744	792	WINWORD.EXE	66
PID 792 wrote to memory of 2744	792	WINWORD.EXE	66
PID 2744 wrote to memory of 3104	2744	cmd.exe	68
PID 2744 wrote to memory of 3104	2744	cmd.exe	68
PID 2744 wrote to memory of 4072	2744	cmd.exe	71
PID 2744 wrote to memory of 4072	2744	cmd.exe	71
PID 4072 wrote to memory of 1640	4072	cmd.exe	72
PID 4072 wrote to memory of 1640	4072	cmd.exe	72
PID 2744 wrote to memory of 3048	2744	cmd.exe	78
PID 2744 wrote to memory of 3048	2744	cmd.exe	78
PID 3048 wrote to memory of 3448	3048	rundll32.exe	79
PID 3048 wrote to memory of 3448	3048	rundll32.exe	79
PID 3048 wrote to memory of 3448	3048	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\help.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:792
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:2368
- C:\Windows\SYSTEM32\cmd.exe
  cmd.exe /c cd c:\users\admin\appdata\roaming\microsoft\templates && ping localhost -n 10 && c:\users\admin\appdata\roaming\microsoft\templates/1.bat
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:2744
- - C:\Windows\system32\PING.EXE
    ping localhost -n 10
    3⤵
    - Runs ping.exe
    PID:3104
- - C:\Windows\system32\cmd.exe
    cmd.exe /c ping localhost -n 10
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4072
  - - C:\Windows\system32\PING.EXE
      ping localhost -n 10
      4⤵
      Runs ping.exe
      PID:1640
- - C:\Windows\system32\rundll32.exe
    rundll32.exe iff.bin,NKBBAYRMEIHGRIM
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3048
  - - C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe iff.bin,NKBBAYRMEIHGRIM
      4⤵
      Blocklisted process makes network request
      Loads dropped DLL
      Suspicious behavior: EnumeratesProcesses
      PID:3448

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p
1⤵
PID:3744

C:\Windows\System32\WaaSMedicAgent.exe
C:\Windows\System32\WaaSMedicAgent.exe eb7f796056fe6d4a827198a2c7d3d8b5 TBo7b32vUkOXZ7eVEHrhRg.0.1.0.0.0
1⤵
- Modifies data under HKEY_USERS
PID:2808

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/792-134-0x00007FF91BBB0000-0x00007FF91BBC0000-memory.dmp

Filesize
64KB

Download
memory/792-130-0x00007FF91BBB0000-0x00007FF91BBC0000-memory.dmp

Filesize
64KB

Download
memory/792-137-0x00007FF919850000-0x00007FF919860000-memory.dmp

Filesize
64KB

Download
memory/792-138-0x00007FF919850000-0x00007FF919860000-memory.dmp

Filesize
64KB

Download
memory/792-373-0x00007FF91BBB0000-0x00007FF91BBC0000-memory.dmp

Filesize
64KB

Download
memory/792-374-0x00007FF91BBB0000-0x00007FF91BBC0000-memory.dmp

Filesize
64KB

Download
memory/792-375-0x00007FF91BBB0000-0x00007FF91BBC0000-memory.dmp

Filesize
64KB

Download
memory/792-376-0x00007FF91BBB0000-0x00007FF91BBC0000-memory.dmp

Filesize
64KB

Download
memory/792-133-0x00007FF91BBB0000-0x00007FF91BBC0000-memory.dmp

Filesize
64KB

Download
memory/792-132-0x00007FF91BBB0000-0x00007FF91BBC0000-memory.dmp

Filesize
64KB

Download
memory/792-131-0x00007FF91BBB0000-0x00007FF91BBC0000-memory.dmp

Filesize
64KB

Download
memory/3448-380-0x0000000002D40000-0x0000000002D47000-memory.dmp

Filesize
28KB

Download
memory/3448-381-0x0000000002D60000-0x0000000002D68000-memory.dmp

Filesize
32KB

Download