Analysis
-
max time kernel
122s -
max time network
131s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
29-11-2022 16:55
Static task
static1
Behavioral task
behavioral1
Sample
b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c.exe
Resource
win10v2004-20220901-en
General
-
Target
b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c.exe
-
Size
205KB
-
MD5
6ebe673b67f6e09ebc8d12c1c2228820
-
SHA1
9c31a26fdc6ad270a35dbab8c65c69a5f32fcc59
-
SHA256
b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c
-
SHA512
5459fa4ab307c9bb8807050fdd2e9334e73cdd9efd814977596d213d17ee122648468f8b383f45d0098905d2d62cb02fc9edb4fa6588aaff4ee1f66993d75640
-
SSDEEP
3072:xEDbGq+SNqbj37y5mKSLaICiuCz4SebdwvboQ5Ix2LKtuskzp8UtNc+D:2Gq+sa3CS1CqcyvboQOxKsstT
Malware Config
Extracted
amadey
3.50
193.56.146.194/h49vlBP/index.php
Signatures
-
Detect Amadey credential stealer module 5 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll amadey_cred_module \Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll amadey_cred_module \Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll amadey_cred_module \Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll amadey_cred_module \Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll amadey_cred_module -
Blocklisted process makes network request 1 IoCs
Processes:
rundll32.exeflow pid process 5 1836 rundll32.exe -
Executes dropped EXE 3 IoCs
Processes:
rovwer.exerovwer.exerovwer.exepid process 1352 rovwer.exe 1772 rovwer.exe 1636 rovwer.exe -
Loads dropped DLL 6 IoCs
Processes:
b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c.exerundll32.exepid process 1564 b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c.exe 1564 b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c.exe 1836 rundll32.exe 1836 rundll32.exe 1836 rundll32.exe 1836 rundll32.exe -
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
-
Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rundll32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
rundll32.exepid process 1836 rundll32.exe 1836 rundll32.exe -
Suspicious use of WriteProcessMemory 23 IoCs
Processes:
b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c.exerovwer.exetaskeng.exedescription pid process target process PID 1564 wrote to memory of 1352 1564 b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c.exe rovwer.exe PID 1564 wrote to memory of 1352 1564 b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c.exe rovwer.exe PID 1564 wrote to memory of 1352 1564 b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c.exe rovwer.exe PID 1564 wrote to memory of 1352 1564 b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c.exe rovwer.exe PID 1352 wrote to memory of 1112 1352 rovwer.exe schtasks.exe PID 1352 wrote to memory of 1112 1352 rovwer.exe schtasks.exe PID 1352 wrote to memory of 1112 1352 rovwer.exe schtasks.exe PID 1352 wrote to memory of 1112 1352 rovwer.exe schtasks.exe PID 1352 wrote to memory of 1836 1352 rovwer.exe rundll32.exe PID 1352 wrote to memory of 1836 1352 rovwer.exe rundll32.exe PID 1352 wrote to memory of 1836 1352 rovwer.exe rundll32.exe PID 1352 wrote to memory of 1836 1352 rovwer.exe rundll32.exe PID 1352 wrote to memory of 1836 1352 rovwer.exe rundll32.exe PID 1352 wrote to memory of 1836 1352 rovwer.exe rundll32.exe PID 1352 wrote to memory of 1836 1352 rovwer.exe rundll32.exe PID 1308 wrote to memory of 1772 1308 taskeng.exe rovwer.exe PID 1308 wrote to memory of 1772 1308 taskeng.exe rovwer.exe PID 1308 wrote to memory of 1772 1308 taskeng.exe rovwer.exe PID 1308 wrote to memory of 1772 1308 taskeng.exe rovwer.exe PID 1308 wrote to memory of 1636 1308 taskeng.exe rovwer.exe PID 1308 wrote to memory of 1636 1308 taskeng.exe rovwer.exe PID 1308 wrote to memory of 1636 1308 taskeng.exe rovwer.exe PID 1308 wrote to memory of 1636 1308 taskeng.exe rovwer.exe -
outlook_win_path 1 IoCs
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rundll32.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c.exe"C:\Users\Admin\AppData\Local\Temp\b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe"C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN rovwer.exe /TR "C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe" /F3⤵
- Creates scheduled task(s)
-
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll, Main3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- outlook_win_path
-
C:\Windows\system32\taskeng.exetaskeng.exe {3DB1D5FB-AC80-4C3B-84E2-0DC961E30955} S-1-5-21-4063495947-34355257-727531523-1000:RYNKSFQE\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeC:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe2⤵
- Executes dropped EXE
-
C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeC:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe2⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeFilesize
205KB
MD56ebe673b67f6e09ebc8d12c1c2228820
SHA19c31a26fdc6ad270a35dbab8c65c69a5f32fcc59
SHA256b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c
SHA5125459fa4ab307c9bb8807050fdd2e9334e73cdd9efd814977596d213d17ee122648468f8b383f45d0098905d2d62cb02fc9edb4fa6588aaff4ee1f66993d75640
-
C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeFilesize
205KB
MD56ebe673b67f6e09ebc8d12c1c2228820
SHA19c31a26fdc6ad270a35dbab8c65c69a5f32fcc59
SHA256b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c
SHA5125459fa4ab307c9bb8807050fdd2e9334e73cdd9efd814977596d213d17ee122648468f8b383f45d0098905d2d62cb02fc9edb4fa6588aaff4ee1f66993d75640
-
C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeFilesize
205KB
MD56ebe673b67f6e09ebc8d12c1c2228820
SHA19c31a26fdc6ad270a35dbab8c65c69a5f32fcc59
SHA256b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c
SHA5125459fa4ab307c9bb8807050fdd2e9334e73cdd9efd814977596d213d17ee122648468f8b383f45d0098905d2d62cb02fc9edb4fa6588aaff4ee1f66993d75640
-
C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeFilesize
205KB
MD56ebe673b67f6e09ebc8d12c1c2228820
SHA19c31a26fdc6ad270a35dbab8c65c69a5f32fcc59
SHA256b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c
SHA5125459fa4ab307c9bb8807050fdd2e9334e73cdd9efd814977596d213d17ee122648468f8b383f45d0098905d2d62cb02fc9edb4fa6588aaff4ee1f66993d75640
-
C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dllFilesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
-
\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeFilesize
205KB
MD56ebe673b67f6e09ebc8d12c1c2228820
SHA19c31a26fdc6ad270a35dbab8c65c69a5f32fcc59
SHA256b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c
SHA5125459fa4ab307c9bb8807050fdd2e9334e73cdd9efd814977596d213d17ee122648468f8b383f45d0098905d2d62cb02fc9edb4fa6588aaff4ee1f66993d75640
-
\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeFilesize
205KB
MD56ebe673b67f6e09ebc8d12c1c2228820
SHA19c31a26fdc6ad270a35dbab8c65c69a5f32fcc59
SHA256b7842ab0ab8222d82bc85fed657c6b654934273c8879bc54a514ed1b11f4dc4c
SHA5125459fa4ab307c9bb8807050fdd2e9334e73cdd9efd814977596d213d17ee122648468f8b383f45d0098905d2d62cb02fc9edb4fa6588aaff4ee1f66993d75640
-
\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dllFilesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
-
\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dllFilesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
-
\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dllFilesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
-
\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dllFilesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
-
memory/1112-67-0x0000000000000000-mapping.dmp
-
memory/1352-60-0x0000000000000000-mapping.dmp
-
memory/1352-65-0x00000000005CD000-0x00000000005EC000-memory.dmpFilesize
124KB
-
memory/1352-69-0x0000000000400000-0x0000000000469000-memory.dmpFilesize
420KB
-
memory/1352-66-0x0000000000400000-0x0000000000469000-memory.dmpFilesize
420KB
-
memory/1564-57-0x0000000000400000-0x0000000000469000-memory.dmpFilesize
420KB
-
memory/1564-55-0x000000000030D000-0x000000000032D000-memory.dmpFilesize
128KB
-
memory/1564-62-0x000000000030D000-0x000000000032D000-memory.dmpFilesize
128KB
-
memory/1564-54-0x0000000075681000-0x0000000075683000-memory.dmpFilesize
8KB
-
memory/1564-63-0x0000000000400000-0x0000000000469000-memory.dmpFilesize
420KB
-
memory/1564-56-0x0000000000290000-0x00000000002CE000-memory.dmpFilesize
248KB
-
memory/1636-83-0x0000000000000000-mapping.dmp
-
memory/1636-86-0x00000000005BD000-0x00000000005DC000-memory.dmpFilesize
124KB
-
memory/1636-87-0x0000000000400000-0x0000000000469000-memory.dmpFilesize
420KB
-
memory/1772-78-0x0000000000000000-mapping.dmp
-
memory/1772-81-0x00000000002ED000-0x000000000030C000-memory.dmpFilesize
124KB
-
memory/1772-82-0x0000000000400000-0x0000000000469000-memory.dmpFilesize
420KB
-
memory/1836-70-0x0000000000000000-mapping.dmp
-
memory/1836-77-0x0000000000121000-0x000000000013B000-memory.dmpFilesize
104KB