Analysis
- max time kernel
146s - max time network
154s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
27/10/2022, 06:21
General
- Target cad2fa84130f1f16d1a6306afd91312f.exe
- Size 255KB
- Sample221027-g4ce3abbh8
- SHA256 b2ec1da622efd71ede57ee1d463bd34cc52644767a63d696ad22292a55b2dd41
Malware Config
Extracted
-
djvu
-
http://winnlinne.com/lancer/get.php
-
extension
.nury
-
offline_id
KFBzXY7hTnWvKHIgFKUOR1MsE6RDJJwQPj1ozPt1
-
payload_url
http://uaery.top/dl/build2.exe
http://winnlinne.com/files/1/build3.exe
-
ransomnote
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Extracted
-
vidar
-
55.2
-
1752
-
https://t.me/slivetalks
-
https://c.im/@xinibin420
-
profile_id
1752
Extracted
-
redline
-
mario23_10
-
167.235.252.160:10642
-
auth_value
eca57cfb5172f71dc45986763bb98942
Extracted
-
vidar
-
55.2
-
517
-
https://t.me/slivetalks
-
https://c.im/@xinibin420
-
profile_id
517
Extracted
-
danabot
-
172.86.120.215:443
-
213.227.155.103:443
-
103.187.26.147:443
-
172.86.120.138:443
-
embedded_hash
BBBB0DB8CB7E6D152424535822E445A7
-
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.
- RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
- RedLine payload 1 IoCs
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Vidar
Vidar is an infostealer based on Arkei stealer.
- Blocklisted process makes network request 3 IoCs
- Downloads MZ/PE file
- Executes dropped EXE 14 IoCs
- Checks computer location settings 2 TTPs 4 IoCs
Looks up country code configured in the registry, likely geofence.
- Loads dropped DLL 8 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.
- Uses the VBS compiler for execution 1 TTPs
- 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 4 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Program crash 9 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 4 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 2 IoCs
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 6 IoCs
- Suspicious use of AdjustPrivilegeToken 42 IoCs
- Suspicious use of WriteProcessMemory 64 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\cad2fa84130f1f16d1a6306afd91312f.exe"C:\Users\Admin\AppData\Local\Temp\cad2fa84130f1f16d1a6306afd91312f.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
-
C:\Users\Admin\AppData\Local\Temp\C4FA.exeC:\Users\Admin\AppData\Local\Temp\C4FA.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2080 -s 3402⤵
- Program crash
-
-
C:\Users\Admin\AppData\Local\Temp\C6FF.exeC:\Users\Admin\AppData\Local\Temp\C6FF.exe1⤵
- Executes dropped EXE
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4000 -s 3402⤵
- Program crash
-
-
C:\Users\Admin\AppData\Local\Temp\C8B6.exeC:\Users\Admin\AppData\Local\Temp\C8B6.exe1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\CC22.dll1⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\CC22.dll2⤵
- Loads dropped DLL
-
-
C:\Users\Admin\AppData\Local\Temp\CE26.exeC:\Users\Admin\AppData\Local\Temp\CE26.exe1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\CE26.exeC:\Users\Admin\AppData\Local\Temp\CE26.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\5b1585d4-f54a-4bcb-bdd2-f9763ac48d01" /deny *S-1-1-0:(OI)(CI)(DE,DC)3⤵
- Modifies file permissions
-
-
C:\Users\Admin\AppData\Local\Temp\CE26.exe"C:\Users\Admin\AppData\Local\Temp\CE26.exe" --Admin IsNotAutoStart IsNotTask3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\CE26.exe"C:\Users\Admin\AppData\Local\Temp\CE26.exe" --Admin IsNotAutoStart IsNotTask4⤵
- Executes dropped EXE
- Checks computer location settings
-
C:\Users\Admin\AppData\Local\21ab66e6-1206-4143-9242-d7d536b45fe9\build2.exe"C:\Users\Admin\AppData\Local\21ab66e6-1206-4143-9242-d7d536b45fe9\build2.exe"5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
-
C:\Users\Admin\AppData\Local\21ab66e6-1206-4143-9242-d7d536b45fe9\build2.exe"C:\Users\Admin\AppData\Local\21ab66e6-1206-4143-9242-d7d536b45fe9\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\21ab66e6-1206-4143-9242-d7d536b45fe9\build2.exe" & exit7⤵
-
C:\Windows\SysWOW64\timeout.exetimeout /t 68⤵
- Delays execution with timeout.exe
-
-
-
-
-
C:\Users\Admin\AppData\Local\21ab66e6-1206-4143-9242-d7d536b45fe9\build3.exe"C:\Users\Admin\AppData\Local\21ab66e6-1206-4143-9242-d7d536b45fe9\build3.exe"5⤵
- 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"6⤵
- Creates scheduled task(s)
-
-
-
-
-
-
C:\Users\Admin\AppData\Local\Temp\D03A.exeC:\Users\Admin\AppData\Local\Temp\D03A.exe1⤵
- Executes dropped EXE
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\D03A.exe" & exit2⤵
- Blocklisted process makes network request
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4548 -s 19402⤵
- Program crash
-
-
C:\Users\Admin\AppData\Local\Temp\D4C0.exeC:\Users\Admin\AppData\Local\Temp\D4C0.exe1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"2⤵
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 616 -s 669362⤵
- Program crash
-
-
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵
- Accesses Microsoft Outlook profiles
- outlook_office_path
- outlook_win_path
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2080 -ip 20801⤵
-
C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4000 -ip 40001⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 616 -ip 6161⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4548 -ip 45481⤵
-
C:\Users\Admin\AppData\Local\Temp\5AC9.exeC:\Users\Admin\AppData\Local\Temp\5AC9.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 4308 -s 6202⤵
- Program crash
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4308 -s 8842⤵
- Program crash
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4308 -s 8842⤵
- Program crash
-
-
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\syswow64\rundll32.exe" "C:\Windows\syswow64\shell32.dll",#612⤵
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4308 -s 9202⤵
- Program crash
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4308 -s 6282⤵
- Program crash
-
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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 0x370 0x48c1⤵
-
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)
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4308 -ip 43081⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 4308 -ip 43081⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 4308 -ip 43081⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 4308 -ip 43081⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4308 -ip 43081⤵
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
freebl3.dll
mozglue.dll
mozglue.dll
mozglue.dll
msvcp140.dll
nss3.dll
nss3.dll
nss3.dll
softokn3.dll
sqlite3.dll
sqlite3.dll
sqlite3.dll
vcruntime140.dll
07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
70C71DBB8B7D2BBCA12DF82826D851E0_278EAB15C57802B8465F5CA2986E9B30
B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
EB2C4AB8B68FFA4B7733A9139239A396_D76DB901EE986B889F30D8CC06229E2D
07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
70C71DBB8B7D2BBCA12DF82826D851E0_278EAB15C57802B8465F5CA2986E9B30
B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
EB2C4AB8B68FFA4B7733A9139239A396_D76DB901EE986B889F30D8CC06229E2D
build2.exe
build2.exe
build2.exe
build3.exe
build3.exe
CE26.exe
5AC9.exe
5AC9.exe
C4FA.exe
C4FA.exe
C6FF.exe
C6FF.exe
C8B6.exe
C8B6.exe
CC22.dll
CC22.dll
CC22.dll
CE26.exe
CE26.exe
CE26.exe
CE26.exe
CE26.exe
D03A.exe
D03A.exe
D4C0.exe
D4C0.exe
Dhfteep.tmp
mstsca.exe
mstsca.exe
memory/1664-135-0x0000000000400000-0x0000000002C2E000-memory.dmp
memory/1664-132-0x0000000002EE2000-0x0000000002EF7000-memory.dmp
memory/1664-134-0x0000000000400000-0x0000000002C2E000-memory.dmp
memory/1664-133-0x00000000001F0000-0x00000000001F9000-memory.dmp
memory/2036-168-0x0000000000350000-0x000000000035C000-memory.dmp
memory/2080-167-0x0000000002C83000-0x0000000002C99000-memory.dmp
memory/2080-169-0x00000000001F0000-0x00000000001F9000-memory.dmp
memory/2080-177-0x0000000000400000-0x0000000002C2E000-memory.dmp
memory/2112-219-0x00000000022C4000-0x0000000002356000-memory.dmp
memory/2352-236-0x0000000000400000-0x000000000045E000-memory.dmp
memory/2352-264-0x0000000000400000-0x000000000045E000-memory.dmp
memory/2352-246-0x0000000000400000-0x000000000045E000-memory.dmp
memory/2352-239-0x0000000000400000-0x000000000045E000-memory.dmp
memory/2352-241-0x0000000000400000-0x000000000045E000-memory.dmp
memory/3688-165-0x0000000000EB0000-0x0000000000F25000-memory.dmp
memory/3688-166-0x0000000000E40000-0x0000000000EAB000-memory.dmp
memory/3688-183-0x0000000000E40000-0x0000000000EAB000-memory.dmp
memory/3896-176-0x0000000002380000-0x000000000249B000-memory.dmp
memory/3896-174-0x00000000021AD000-0x000000000223F000-memory.dmp
memory/4000-180-0x0000000000400000-0x0000000002C2E000-memory.dmp
memory/4000-178-0x0000000002DF3000-0x0000000002E09000-memory.dmp
memory/4000-230-0x0000000000400000-0x0000000002C2E000-memory.dmp
memory/4056-159-0x0000000000609000-0x000000000061A000-memory.dmp
memory/4056-162-0x0000000000400000-0x0000000000595000-memory.dmp
memory/4056-179-0x0000000000400000-0x0000000000595000-memory.dmp
memory/4056-161-0x00000000005D0000-0x00000000005D9000-memory.dmp
memory/4308-285-0x0000000005850000-0x000000000630C000-memory.dmp
memory/4308-291-0x00000000064D0000-0x0000000006610000-memory.dmp
memory/4308-283-0x0000000005850000-0x000000000630C000-memory.dmp
memory/4308-271-0x0000000003050000-0x0000000003171000-memory.dmp
memory/4308-284-0x0000000005850000-0x000000000630C000-memory.dmp
memory/4308-278-0x0000000000400000-0x0000000002D3B000-memory.dmp
memory/4308-272-0x0000000004BF0000-0x0000000004EBC000-memory.dmp
memory/4308-289-0x00000000064D0000-0x0000000006610000-memory.dmp
memory/4308-282-0x0000000000400000-0x0000000002D3B000-memory.dmp
memory/4308-290-0x00000000064D0000-0x0000000006610000-memory.dmp
memory/4308-288-0x00000000064D0000-0x0000000006610000-memory.dmp
memory/4308-287-0x00000000064D0000-0x0000000006610000-memory.dmp
memory/4308-286-0x00000000064D0000-0x0000000006610000-memory.dmp
memory/4308-279-0x0000000000400000-0x0000000002D3B000-memory.dmp
memory/4308-292-0x00000000064D0000-0x0000000006610000-memory.dmp
memory/4308-293-0x00000000064D0000-0x0000000006610000-memory.dmp
memory/4308-274-0x0000000000400000-0x0000000002D3B000-memory.dmp
memory/4308-273-0x0000000000400000-0x0000000002D3B000-memory.dmp
memory/4388-218-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4388-266-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4388-220-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4388-221-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4548-214-0x0000000000699000-0x00000000006C5000-memory.dmp
memory/4548-182-0x0000000000400000-0x00000000005B0000-memory.dmp
memory/4548-187-0x0000000000699000-0x00000000006C5000-memory.dmp
memory/4548-181-0x0000000000630000-0x0000000000679000-memory.dmp
memory/4548-213-0x0000000000400000-0x00000000005B0000-memory.dmp
memory/4668-242-0x0000000000930000-0x0000000000979000-memory.dmp
memory/4668-238-0x0000000000632000-0x000000000065E000-memory.dmp
memory/4964-184-0x0000000002F00000-0x0000000003048000-memory.dmp
memory/4964-186-0x0000000002B20000-0x0000000002DAE000-memory.dmp
memory/4964-153-0x00000000025A0000-0x0000000002886000-memory.dmp
memory/4964-203-0x0000000003050000-0x000000000311C000-memory.dmp
memory/4964-208-0x0000000003120000-0x00000000031D6000-memory.dmp
memory/4964-211-0x0000000002F00000-0x0000000003048000-memory.dmp
memory/5200-299-0x0000000004060000-0x00000000041A0000-memory.dmp
memory/5200-298-0x0000000004060000-0x00000000041A0000-memory.dmp
memory/5200-297-0x00000000034E0000-0x0000000003F9C000-memory.dmp
memory/5200-296-0x00000000034E0000-0x0000000003F9C000-memory.dmp
memory/5200-295-0x0000000001200000-0x0000000001B9C000-memory.dmp
memory/6712-173-0x0000000000400000-0x0000000000537000-memory.dmp
memory/6712-185-0x0000000000400000-0x0000000000537000-memory.dmp
memory/6712-175-0x0000000000400000-0x0000000000537000-memory.dmp
memory/6712-206-0x0000000000400000-0x0000000000537000-memory.dmp
memory/6712-171-0x0000000000400000-0x0000000000537000-memory.dmp
memory/70520-229-0x0000000006A10000-0x0000000006BD2000-memory.dmp
memory/70520-201-0x0000000005740000-0x0000000005752000-memory.dmp
memory/70520-200-0x0000000005820000-0x000000000592A000-memory.dmp
memory/70520-190-0x0000000001120000-0x0000000001180000-memory.dmp
memory/70520-202-0x00000000057A0000-0x00000000057DC000-memory.dmp
memory/70520-198-0x0000000005CF0000-0x0000000006308000-memory.dmp
memory/70520-226-0x0000000006DB0000-0x0000000007354000-memory.dmp
memory/70520-227-0x0000000005C00000-0x0000000005C92000-memory.dmp
memory/70520-228-0x0000000006310000-0x0000000006376000-memory.dmp
memory/70520-231-0x0000000007F80000-0x00000000084AC000-memory.dmp