Analysis
- max time kernel
150s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20220901-en - resource tags
- submitted
20/10/2022, 09:34
General
- Target file.exe
- Size 192KB
- Sample221020-ljrrgaffdk
- SHA256 76ea853c6a90b30ee7bedc905f2a0c5ece9062d098aed35db3de361c77f70a76
Malware Config
Extracted
-
djvu
-
http://winnlinne.com/lancer/get.php
-
extension
.tury
-
offline_id
Uz66zEbmA32arcxwT81zZhkb23026oHz5iSp8qt1
-
payload_url
http://rgyui.top/dl/build2.exe
http://winnlinne.com/files/1/build3.exe
-
ransomnote
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Extracted
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vidar
-
55.1
-
517
-
https://t.me/tg_privatetalk
-
https://nerdculture.de/@yixehi33
-
profile_id
517
Extracted
-
danabot
-
192.236.233.188:443
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192.119.70.159:443
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23.106.124.171:443
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213.227.155.103:443
-
embedded_hash
56951C922035D696BFCE443750496462
-
type
loader
Signatures
- Danabot
Danabot is a modular banking Trojan that has been linked with other malware.
- Detected Djvu ransomware 10 IoCs
- Detects Smokeloader packer 3 IoCs
- Djvu Ransomware
Ransomware which is a variant of the STOP family.
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Vidar
Vidar is an infostealer based on Arkei stealer.
- Blocklisted process makes network request 1 IoCs
- Downloads MZ/PE file
- Executes dropped EXE 12 IoCs
- Checks computer location settings 2 TTPs 3 IoCs
Looks up country code configured in the registry, likely geofence.
- Loads dropped DLL 4 IoCs
- Modifies file permissions 1 TTPs 1 IoCs
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses 2FA software files, possible credential harvesting 2 TTPs
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Adds Run key to start application 2 TTPs 1 IoCs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 3 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Program crash 3 IoCs
- Checks SCSI registry key(s) 3 TTPs 42 IoCs
SCSI information is often read in order to detect sandboxing environments.
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Delays execution with timeout.exe 1 IoCs
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 6 IoCs
- Suspicious use of AdjustPrivilegeToken 33 IoCs
- Suspicious use of WriteProcessMemory 64 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
-
C:\Users\Admin\AppData\Local\Temp\4343.exeC:\Users\Admin\AppData\Local\Temp\4343.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1316 -s 3562⤵
- Program crash
-
-
C:\Users\Admin\AppData\Local\Temp\445D.exeC:\Users\Admin\AppData\Local\Temp\445D.exe1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
-
C:\Users\Admin\AppData\Local\Temp\4652.exeC:\Users\Admin\AppData\Local\Temp\4652.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1632 -s 2682⤵
- Program crash
-
-
C:\Users\Admin\AppData\Local\Temp\4808.exeC:\Users\Admin\AppData\Local\Temp\4808.exe1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\4808.exeC:\Users\Admin\AppData\Local\Temp\4808.exe2⤵
- Executes dropped EXE
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\icacls.exeicacls "C:\Users\Admin\AppData\Local\0d802f6e-1a53-435d-8f5f-41965c5d12fe" /deny *S-1-1-0:(OI)(CI)(DE,DC)3⤵
- Modifies file permissions
-
-
C:\Users\Admin\AppData\Local\Temp\4808.exe"C:\Users\Admin\AppData\Local\Temp\4808.exe" --Admin IsNotAutoStart IsNotTask3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\4808.exe"C:\Users\Admin\AppData\Local\Temp\4808.exe" --Admin IsNotAutoStart IsNotTask4⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\86bd9b6b-6779-4d51-a1b8-30e93c3a7de5\build2.exe"C:\Users\Admin\AppData\Local\86bd9b6b-6779-4d51-a1b8-30e93c3a7de5\build2.exe"5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\86bd9b6b-6779-4d51-a1b8-30e93c3a7de5\build2.exe"C:\Users\Admin\AppData\Local\86bd9b6b-6779-4d51-a1b8-30e93c3a7de5\build2.exe"6⤵
- Executes dropped EXE
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\86bd9b6b-6779-4d51-a1b8-30e93c3a7de5\build2.exe" & exit7⤵
-
C:\Windows\SysWOW64\timeout.exetimeout /t 68⤵
- Delays execution with timeout.exe
-
-
-
-
-
C:\Users\Admin\AppData\Local\86bd9b6b-6779-4d51-a1b8-30e93c3a7de5\build3.exe"C:\Users\Admin\AppData\Local\86bd9b6b-6779-4d51-a1b8-30e93c3a7de5\build3.exe"5⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"6⤵
- Creates scheduled task(s)
-
-
-
-
-
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\4BF1.dll1⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\4BF1.dll2⤵
- Loads dropped DLL
-
-
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵
- Accesses Microsoft Outlook profiles
- outlook_office_path
- outlook_win_path
-
C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1316 -ip 13161⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 1632 -ip 16321⤵
-
C:\Users\Admin\AppData\Local\Temp\D7E6.exeC:\Users\Admin\AppData\Local\Temp\D7E6.exe1⤵
- Executes dropped EXE
-
C:\Windows\SysWOW64\agentactivationruntimestarter.exeC:\Windows\system32\agentactivationruntimestarter.exe2⤵
-
-
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\syswow64\rundll32.exe" "C:\Windows\syswow64\shell32.dll",#612⤵
- Blocklisted process makes network request
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3988 -s 6282⤵
- Program crash
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k AarSvcGroup -p -s AarSvc1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x524 0x2c81⤵
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe1⤵
- Executes dropped EXE
-
C:\Windows\SysWOW64\schtasks.exe/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"2⤵
- Creates scheduled task(s)
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 3988 -ip 39881⤵
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
mozglue.dll
nss3.dll
sqlite3.dll
07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
4808.exe
build2.exe
build2.exe
build2.exe
build3.exe
build3.exe
4343.exe
4343.exe
445D.exe
445D.exe
4652.exe
4652.exe
4808.exe
4808.exe
4808.exe
4808.exe
4808.exe
4BF1.dll
4BF1.dll
D7E6.exe
D7E6.exe
mstsca.exe
mstsca.exe
memory/432-172-0x0000000002270000-0x000000000238B000-memory.dmp
memory/432-171-0x00000000005C8000-0x000000000065A000-memory.dmp
memory/448-164-0x00000000004E8000-0x00000000004F9000-memory.dmp
memory/448-165-0x0000000000400000-0x0000000000436000-memory.dmp
memory/448-186-0x0000000000400000-0x0000000000436000-memory.dmp
memory/1016-156-0x0000000000BD0000-0x0000000000BDC000-memory.dmp
memory/1316-160-0x0000000000699000-0x00000000006AA000-memory.dmp
memory/1316-162-0x0000000000400000-0x0000000000435000-memory.dmp
memory/1316-161-0x00000000004B0000-0x00000000004B9000-memory.dmp
memory/1632-179-0x0000000000400000-0x0000000000435000-memory.dmp
memory/1632-178-0x0000000000470000-0x0000000000479000-memory.dmp
memory/1632-177-0x00000000005D8000-0x00000000005E9000-memory.dmp
memory/2756-270-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-254-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-255-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-256-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-257-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-258-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-259-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-260-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-261-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-263-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-264-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-265-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-262-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-266-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-267-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-268-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-269-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-236-0x0000000002B00000-0x0000000002B10000-memory.dmp
memory/2756-271-0x0000000002AA0000-0x0000000002AB0000-memory.dmp
memory/2756-242-0x0000000002B00000-0x0000000002B10000-memory.dmp
memory/2756-241-0x0000000002B00000-0x0000000002B10000-memory.dmp
memory/2756-272-0x0000000002AA0000-0x0000000002AB0000-memory.dmp
memory/2756-273-0x0000000002AA0000-0x0000000002AB0000-memory.dmp
memory/2756-274-0x0000000001100000-0x0000000001110000-memory.dmp
memory/2756-275-0x0000000002AA0000-0x0000000002AB0000-memory.dmp
memory/2756-276-0x0000000002AA0000-0x0000000002AB0000-memory.dmp
memory/2756-277-0x0000000002AA0000-0x0000000002AB0000-memory.dmp
memory/2756-235-0x0000000002B00000-0x0000000002B10000-memory.dmp
memory/2756-217-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-218-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-219-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-220-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-222-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-221-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-223-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-224-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-225-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-226-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-227-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-228-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-229-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-230-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-231-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-232-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-233-0x0000000002AD0000-0x0000000002AE0000-memory.dmp
memory/2756-234-0x0000000002AE0000-0x0000000002AF0000-memory.dmp
memory/3416-208-0x0000000000400000-0x0000000000458000-memory.dmp
memory/3416-206-0x0000000000400000-0x0000000000458000-memory.dmp
memory/3416-237-0x0000000000400000-0x0000000000458000-memory.dmp
memory/3416-252-0x0000000000400000-0x0000000000458000-memory.dmp
memory/3416-212-0x0000000000400000-0x0000000000458000-memory.dmp
memory/3416-210-0x0000000000400000-0x0000000000458000-memory.dmp
memory/3892-211-0x0000000000730000-0x0000000000774000-memory.dmp
memory/3892-209-0x0000000000812000-0x000000000083A000-memory.dmp
memory/3988-244-0x000000000245C000-0x000000000257A000-memory.dmp
memory/3988-245-0x0000000002580000-0x0000000002842000-memory.dmp
memory/3988-246-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/3988-247-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/3988-281-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/3988-279-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/3988-278-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/4328-189-0x0000000001FB2000-0x0000000002044000-memory.dmp
memory/4460-170-0x0000000003620000-0x00000000036CE000-memory.dmp
memory/4460-159-0x0000000003400000-0x000000000352C000-memory.dmp
memory/4460-158-0x00000000031A0000-0x00000000032CC000-memory.dmp
memory/4460-180-0x0000000003400000-0x000000000352C000-memory.dmp
memory/4460-163-0x0000000003540000-0x0000000003602000-memory.dmp
memory/4640-173-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4640-169-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4640-167-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4640-176-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4640-185-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4812-153-0x0000000000C00000-0x0000000000C75000-memory.dmp
memory/4812-157-0x0000000000970000-0x00000000009DB000-memory.dmp
memory/4812-154-0x0000000000970000-0x00000000009DB000-memory.dmp
memory/4896-192-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4896-191-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4896-216-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4896-197-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4908-135-0x0000000000400000-0x0000000000435000-memory.dmp
memory/4908-134-0x0000000000400000-0x0000000000435000-memory.dmp
memory/4908-133-0x0000000002030000-0x0000000002039000-memory.dmp
memory/4908-132-0x00000000004B9000-0x00000000004CA000-memory.dmp