Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
26/12/2022, 00:31
General
- Target file.exe
- Size 231KB
- Sample221226-at2tmsfe3w
- SHA256 f736c791d850fb8378bdb78b5fac31839a00b509df05f9c728f0d8b118d00aed
Malware Config
Extracted
-
djvu
-
http://ex3mall.com/lancer/get.php
-
extension
.isza
-
offline_id
m3KmScxfDyEQzJYP8qjOSfP4FvpsOXlekGuMPzt1
-
payload_url
http://uaery.top/dl/build2.exe
http://ex3mall.com/files/1/build3.exe
-
ransomnote
ATTENTION! Don't worry, you can return all your files! All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. You can get and look video overview decrypt tool: https://we.tl/t-oWam3yYrSr Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. Please note that you'll never restore your data without payment. Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: [email protected] Reserve e-mail address to contact us: [email protected] Your personal ID: 0622JOsie
Extracted
-
amadey
-
3.63
-
62.204.41.165/g8sjnd3xe/index.php
Signatures
- Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
- Detect Amadey credential stealer module 4 IoCs
- Detected Djvu ransomware 10 IoCs
- Detects Smokeloader packer 2 IoCs
- Djvu Ransomware
Ransomware which is a variant of the STOP family.
- Process spawned unexpected child process 3 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Blocklisted process makes network request 1 IoCs
- Downloads MZ/PE file
- Executes dropped EXE 22 IoCs
- Checks computer location settings 2 TTPs 9 IoCs
Looks up country code configured in the registry, likely geofence.
- Loads dropped DLL 7 IoCs
- Modifies file permissions 1 TTPs 1 IoCs
- Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
- 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 1 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 4 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 4 IoCs
- Checks SCSI registry key(s) 3 TTPs 6 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 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Delays execution with timeout.exe 1 IoCs
- Script User-Agent 3 IoCs
Uses user-agent string associated with script host/environment.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 2 IoCs
- Suspicious use of AdjustPrivilegeToken 64 IoCs
- Suspicious use of WriteProcessMemory 64 IoCs
- outlook_win_path 1 IoCs
Processes
-
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\D6CD.exeC:\Users\Admin\AppData\Local\Temp\D6CD.exe1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\D6CD.exeC:\Users\Admin\AppData\Local\Temp\D6CD.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\96554859-f670-4fa8-92f3-9bfc0f397517" /deny *S-1-1-0:(OI)(CI)(DE,DC)3⤵
- Modifies file permissions
-
-
C:\Users\Admin\AppData\Local\Temp\D6CD.exe"C:\Users\Admin\AppData\Local\Temp\D6CD.exe" --Admin IsNotAutoStart IsNotTask3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\D6CD.exe"C:\Users\Admin\AppData\Local\Temp\D6CD.exe" --Admin IsNotAutoStart IsNotTask4⤵
- Executes dropped EXE
- Checks computer location settings
-
C:\Users\Admin\AppData\Local\9172c537-3f88-4546-8649-1fcff14fc389\build2.exe"C:\Users\Admin\AppData\Local\9172c537-3f88-4546-8649-1fcff14fc389\build2.exe"5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
-
C:\Users\Admin\AppData\Local\9172c537-3f88-4546-8649-1fcff14fc389\build2.exe"C:\Users\Admin\AppData\Local\9172c537-3f88-4546-8649-1fcff14fc389\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\9172c537-3f88-4546-8649-1fcff14fc389\build2.exe" & exit7⤵
-
C:\Windows\SysWOW64\timeout.exetimeout /t 68⤵
- Delays execution with timeout.exe
-
-
-
-
-
C:\Users\Admin\AppData\Local\9172c537-3f88-4546-8649-1fcff14fc389\build3.exe"C:\Users\Admin\AppData\Local\9172c537-3f88-4546-8649-1fcff14fc389\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\D9BC.exeC:\Users\Admin\AppData\Local\Temp\D9BC.exe1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
-
C:\Users\Admin\AppData\Local\Temp\DB82.exeC:\Users\Admin\AppData\Local\Temp\DB82.exe1⤵
- Executes dropped EXE
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4012 -s 3402⤵
- Program crash
-
-
C:\Users\Admin\AppData\Local\Temp\E2E6.exeC:\Users\Admin\AppData\Local\Temp\E2E6.exe1⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\cb465ca805\nbveek.exe"C:\Users\Admin\AppData\Local\Temp\cb465ca805\nbveek.exe"2⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN nbveek.exe /TR "C:\Users\Admin\AppData\Local\Temp\cb465ca805\nbveek.exe" /F3⤵
- Creates scheduled task(s)
-
-
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\006700e5a2ab05\cred64.dll, Main3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- outlook_win_path
-
-
-
C:\Users\Admin\AppData\Local\Temp\E519.exeC:\Users\Admin\AppData\Local\Temp\E519.exe1⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\cb465ca805\nbveek.exe"C:\Users\Admin\AppData\Local\Temp\cb465ca805\nbveek.exe"2⤵
- Executes dropped EXE
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4012 -ip 40121⤵
-
C:\Users\Admin\AppData\Local\Temp\E9ED.exeC:\Users\Admin\AppData\Local\Temp\E9ED.exe1⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\E9ED.exe"C:\Users\Admin\AppData\Local\Temp\E9ED.exe" -h2⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Temp\EC20.exeC:\Users\Admin\AppData\Local\Temp\EC20.exe1⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\EC20.exe"C:\Users\Admin\AppData\Local\Temp\EC20.exe" -h2⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Temp\ED4A.exeC:\Users\Admin\AppData\Local\Temp\ED4A.exe1⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\ED4A.exe"C:\Users\Admin\AppData\Local\Temp\ED4A.exe" -h2⤵
- Executes dropped EXE
-
-
C:\Windows\system32\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\db.dll",open1⤵
- Process spawned unexpected child process
-
C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\db.dll",open2⤵
- Loads dropped DLL
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5052 -s 6003⤵
- Program crash
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 5052 -ip 50521⤵
-
C:\Windows\system32\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\db.dll",open1⤵
- Process spawned unexpected child process
-
C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\db.dll",open2⤵
- Loads dropped DLL
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 756 -s 5563⤵
- Program crash
-
-
-
C:\Windows\system32\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\db.dll",open1⤵
- Process spawned unexpected child process
-
C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\db.dll",open2⤵
- Loads dropped DLL
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2460 -s 6003⤵
- Program crash
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 756 -ip 7561⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2460 -ip 24601⤵
-
C:\Users\Admin\AppData\Local\Temp\cb465ca805\nbveek.exeC:\Users\Admin\AppData\Local\Temp\cb465ca805\nbveek.exe1⤵
- Executes dropped EXE
-
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:\Users\Admin\AppData\Local\Temp\cb465ca805\nbveek.exeC:\Users\Admin\AppData\Local\Temp\cb465ca805\nbveek.exe1⤵
- Executes dropped EXE
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
mozglue.dll
nss3.dll
07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
build2.exe
build2.exe
build2.exe
build3.exe
build3.exe
D6CD.exe
D6CD.exe
D6CD.exe
D6CD.exe
D6CD.exe
D6CD.exe
D9BC.exe
D9BC.exe
DB82.exe
DB82.exe
E2E6.exe
E2E6.exe
E519.exe
E519.exe
E9ED.exe
E9ED.exe
E9ED.exe
EC20.exe
EC20.exe
EC20.exe
ED4A.exe
ED4A.exe
ED4A.exe
nbveek.exe
nbveek.exe
nbveek.exe
nbveek.exe
nbveek.exe
nbveek.exe
db.dat
db.dat
db.dat
db.dll
db.dll
db.dll
db.dll
db.dll
db.dll
cred64.dll
cred64.dll
cred64.dll
mstsca.exe
mstsca.exe
memory/1060-208-0x0000000000400000-0x000000000045E000-memory.dmp
memory/1060-166-0x000000000059D000-0x00000000005AD000-memory.dmp
memory/1060-168-0x0000000000400000-0x000000000045E000-memory.dmp
memory/1060-167-0x0000000000570000-0x0000000000579000-memory.dmp
memory/2176-147-0x0000000000590000-0x0000000000621000-memory.dmp
memory/2176-150-0x0000000002300000-0x000000000241B000-memory.dmp
memory/2268-135-0x0000000000400000-0x000000000045E000-memory.dmp
memory/2268-133-0x0000000000580000-0x0000000000589000-memory.dmp
memory/2268-134-0x0000000000400000-0x000000000045E000-memory.dmp
memory/2268-132-0x00000000005BD000-0x00000000005CD000-memory.dmp
memory/3720-146-0x0000000000400000-0x0000000000537000-memory.dmp
memory/3720-151-0x0000000000400000-0x0000000000537000-memory.dmp
memory/3720-149-0x0000000000400000-0x0000000000537000-memory.dmp
memory/3720-155-0x0000000000400000-0x0000000000537000-memory.dmp
memory/3720-176-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4012-169-0x00000000004AD000-0x00000000004BE000-memory.dmp
memory/4012-171-0x0000000000400000-0x000000000045E000-memory.dmp
memory/4140-195-0x0000000002182000-0x0000000002213000-memory.dmp
memory/4400-262-0x0000000000820000-0x0000000000844000-memory.dmp
memory/4512-221-0x0000000000400000-0x0000000000467000-memory.dmp
memory/4512-230-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/4512-229-0x0000000000400000-0x0000000000467000-memory.dmp
memory/4512-223-0x0000000000400000-0x0000000000467000-memory.dmp
memory/4512-219-0x0000000000400000-0x0000000000467000-memory.dmp
memory/4512-252-0x0000000000400000-0x0000000000467000-memory.dmp
memory/4540-224-0x0000000001F60000-0x0000000001FB3000-memory.dmp
memory/4540-222-0x0000000000598000-0x00000000005C6000-memory.dmp
memory/4784-250-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4784-194-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4784-196-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4784-201-0x0000000000400000-0x0000000000537000-memory.dmp