djvu | 8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f

Analysis

max time kernel
118s
max time network
189s
platform
windows7_x64
resource
win7v20210408
submitted
22/09/2021, 13:21

Sharing

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General

Target
8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe
Size 763KB
Sample210922-qlqdmsfchm
SHA256 8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f
MD5 42641148d169c91748209ac49b18cdd6
SHA1 815394e3e3fe21a9f3103446c558496571a5ad31
SHA512 7e4f51f595fca664e52f18f40c9f19ba08f66eb11ffb2b594040cf3b3ffbf4efc18be33023e021a978884e30f8885834ce0632312664055ec8c1cea7699d6d02
MD5 SHA1 SHA512

Score

10^/10

djvu vidar 517 discovery persistence ransomware stealer suricata

Malware Config

Extracted

Family

vidar

Version

40.8

Botnet

https://pavlovoler.tumblr.com/

Attributes

profile_id
517

Signatures

Detected Djvu ransomware 6 IoCs

resource	yara_rule
behavioral1/memory/2044-59-0x0000000000660000-0x000000000077B000-memory.dmp	family_djvu
behavioral1/memory/664-60-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/664-61-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/664-63-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1628-68-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/1628-70-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu

Djvu Ransomware
Ransomware which is a variant of the STOP family.
ransomware djvu
Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata

Vidar Stealer 5 IoCs

stealer

resource	yara_rule
behavioral1/memory/1984-82-0x0000000000400000-0x00000000004D7000-memory.dmp	family_vidar
behavioral1/memory/1984-83-0x00000000004A033D-mapping.dmp	family_vidar
behavioral1/memory/112-86-0x0000000000220000-0x00000000002F4000-memory.dmp	family_vidar
behavioral1/memory/1984-87-0x0000000000400000-0x00000000004D7000-memory.dmp	family_vidar
behavioral1/memory/1992-93-0x0000000000220000-0x00000000002DF000-memory.dmp	family_vidar

Downloads MZ/PE file

Executes dropped EXE 2 IoCs

pid	Process
112	build2.exe
1984	build2.exe

Loads dropped DLL 6 IoCs

pid	Process
1628	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe
1628	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe
1992	WerFault.exe
1992	WerFault.exe
1992	WerFault.exe
1992	WerFault.exe

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
1412	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\83719231-3df6-41e8-a9b5-4f0e7351e7cf\\8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe\" --AutoStart"	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe

Looks up external IP address via web service 3 IoCs

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

flow	ioc
5	api.2ip.ua
13	api.2ip.ua
4	api.2ip.ua

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2044 set thread context of 664	2044	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	27
PID 1216 set thread context of 1628	1216	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	32
PID 112 set thread context of 1984	112	build2.exe	35

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1992	1984	WerFault.exe	35

Modifies system certificate store 2 TTPs 5 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
664	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe
664	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe
1628	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe
1628	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe
1992	WerFault.exe
1992	WerFault.exe
1992	WerFault.exe
1992	WerFault.exe
1992	WerFault.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1992	WerFault.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1992	WerFault.exe

Suspicious use of WriteProcessMemory 47 IoCs

description	pid	Process	procid_target
PID 2044 wrote to memory of 664	2044	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	27
PID 2044 wrote to memory of 664	2044	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	27
PID 2044 wrote to memory of 664	2044	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	27
PID 2044 wrote to memory of 664	2044	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	27
PID 2044 wrote to memory of 664	2044	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	27
PID 2044 wrote to memory of 664	2044	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	27
PID 2044 wrote to memory of 664	2044	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	27
PID 2044 wrote to memory of 664	2044	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	27
PID 2044 wrote to memory of 664	2044	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	27
PID 2044 wrote to memory of 664	2044	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	27
PID 2044 wrote to memory of 664	2044	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	27
PID 664 wrote to memory of 1412	664	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	30
PID 664 wrote to memory of 1412	664	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	30
PID 664 wrote to memory of 1412	664	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	30
PID 664 wrote to memory of 1412	664	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	30
PID 664 wrote to memory of 1216	664	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	31
PID 664 wrote to memory of 1216	664	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	31
PID 664 wrote to memory of 1216	664	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	31
PID 664 wrote to memory of 1216	664	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	31
PID 1216 wrote to memory of 1628	1216	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	32
PID 1216 wrote to memory of 1628	1216	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	32
PID 1216 wrote to memory of 1628	1216	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	32
PID 1216 wrote to memory of 1628	1216	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	32
PID 1216 wrote to memory of 1628	1216	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	32
PID 1216 wrote to memory of 1628	1216	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	32
PID 1216 wrote to memory of 1628	1216	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	32
PID 1216 wrote to memory of 1628	1216	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	32
PID 1216 wrote to memory of 1628	1216	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	32
PID 1216 wrote to memory of 1628	1216	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	32
PID 1216 wrote to memory of 1628	1216	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	32
PID 1628 wrote to memory of 112	1628	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	33
PID 1628 wrote to memory of 112	1628	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	33
PID 1628 wrote to memory of 112	1628	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	33
PID 1628 wrote to memory of 112	1628	8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe	33
PID 112 wrote to memory of 1984	112	build2.exe	35
PID 112 wrote to memory of 1984	112	build2.exe	35
PID 112 wrote to memory of 1984	112	build2.exe	35
PID 112 wrote to memory of 1984	112	build2.exe	35
PID 112 wrote to memory of 1984	112	build2.exe	35
PID 112 wrote to memory of 1984	112	build2.exe	35
PID 112 wrote to memory of 1984	112	build2.exe	35
PID 112 wrote to memory of 1984	112	build2.exe	35
PID 112 wrote to memory of 1984	112	build2.exe	35
PID 1984 wrote to memory of 1992	1984	build2.exe	36
PID 1984 wrote to memory of 1992	1984	build2.exe	36
PID 1984 wrote to memory of 1992	1984	build2.exe	36
PID 1984 wrote to memory of 1992	1984	build2.exe	36

C:\Users\Admin\AppData\Local\Temp\8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe
"C:\Users\Admin\AppData\Local\Temp\8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2044
- C:\Users\Admin\AppData\Local\Temp\8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe
  "C:\Users\Admin\AppData\Local\Temp\8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe"
  2⤵
  - Adds Run key to start application
  - Modifies system certificate store
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:664
- - C:\Windows\SysWOW64\icacls.exe
    icacls "C:\Users\Admin\AppData\Local\83719231-3df6-41e8-a9b5-4f0e7351e7cf" /deny *S-1-1-0:(OI)(CI)(DE,DC)
    3⤵
    - Modifies file permissions
    PID:1412
- - C:\Users\Admin\AppData\Local\Temp\8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe
    "C:\Users\Admin\AppData\Local\Temp\8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe" --Admin IsNotAutoStart IsNotTask
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:1216
  - - C:\Users\Admin\AppData\Local\Temp\8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe
      "C:\Users\Admin\AppData\Local\Temp\8a7a5384394e62b20745f2a786a8184b26e88afc9cc0e96b2a3d2a6acb13ea7f.exe" --Admin IsNotAutoStart IsNotTask
      4⤵
      Loads dropped DLL
      Modifies system certificate store
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:1628
    - - C:\Users\Admin\AppData\Local\e60a0c6f-5b10-4c6c-b593-3dc6a2d2894e\build2.exe
        
        "C:\Users\Admin\AppData\Local\e60a0c6f-5b10-4c6c-b593-3dc6a2d2894e\build2.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:112
      - C:\Users\Admin\AppData\Local\e60a0c6f-5b10-4c6c-b593-3dc6a2d2894e\build2.exe
        
        "C:\Users\Admin\AppData\Local\e60a0c6f-5b10-4c6c-b593-3dc6a2d2894e\build2.exe"
        6⤵
        Executes dropped EXE
        Suspicious use of WriteProcessMemory
        
        PID:1984
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1984 -s 888
        7⤵
        Loads dropped DLL
        Program crash
        Suspicious behavior: EnumeratesProcesses
        Suspicious behavior: GetForegroundWindowSpam
        Suspicious use of AdjustPrivilegeToken
        
        PID:1992

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

File and Directory Permissions Modification

T1222

Install Root Certificate

T1130

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/112-86-0x0000000000220000-0x00000000002F4000-memory.dmp

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memory/664-63-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/664-60-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/664-62-0x0000000075D11000-0x0000000075D13000-memory.dmp

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memory/1628-70-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/1984-87-0x0000000000400000-0x00000000004D7000-memory.dmp

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memory/1984-82-0x0000000000400000-0x00000000004D7000-memory.dmp

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memory/1992-93-0x0000000000220000-0x00000000002DF000-memory.dmp

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memory/2044-59-0x0000000000660000-0x000000000077B000-memory.dmp

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