Analysis
-
max time kernel
141s -
max time network
134s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
27-11-2022 16:16
Static task
static1
Behavioral task
behavioral1
Sample
3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe
Resource
win10v2004-20220901-en
General
-
Target
3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe
-
Size
776KB
-
MD5
f6669c4e5245e525a0a1428001c5e590
-
SHA1
f437c521654e51b7fa2ca4498651e5fe8d1568a0
-
SHA256
3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64
-
SHA512
e1c62d067b943dd0236cf40b3952920501ab370ef9339ff51d018597a467c71ab48c7b696e724be82a1790830ea8c77a9560a29419a5ff224072e89ab4904da9
-
SSDEEP
12288:Lqu1rgUUoiTuqw7jYpTMyJuy7HMIO85LJi1Pg2ddP/59r3DzKjGuME+ctfDgKirn:L91rg8LqCjcS0S1dP/59rzaV/irGw/v
Malware Config
Signatures
-
NirSoft MailPassView 5 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral1/memory/2008-105-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/2008-106-0x0000000000411654-mapping.dmp MailPassView behavioral1/memory/2008-109-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/2008-110-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/2008-111-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
Nirsoft 9 IoCs
Processes:
resource yara_rule behavioral1/memory/1800-87-0x0000000000400000-0x0000000000418000-memory.dmp Nirsoft behavioral1/memory/1800-88-0x000000000040E758-mapping.dmp Nirsoft behavioral1/memory/1800-91-0x0000000000400000-0x0000000000418000-memory.dmp Nirsoft behavioral1/memory/1800-92-0x0000000000400000-0x0000000000418000-memory.dmp Nirsoft behavioral1/memory/2008-105-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/2008-106-0x0000000000411654-mapping.dmp Nirsoft behavioral1/memory/2008-109-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/2008-110-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/2008-111-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft -
Disables Task Manager via registry modification
-
Executes dropped EXE 1 IoCs
Processes:
3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exepid process 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe -
Loads dropped DLL 3 IoCs
Processes:
3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exedw20.exepid process 1768 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe 1768 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe 1832 dw20.exe -
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 Microsoft Outlook accounts 1 TTPs 1 IoCs
Processes:
vbc.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
reg.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run reg.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\GoogleUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\WinApp\\GoogleUpdate.exe.lnk" reg.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 6 bot.whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
Processes:
3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exedescription pid process target process PID 1768 set thread context of 1880 1768 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe PID 1880 set thread context of 1800 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe vbc.exe PID 1880 set thread context of 2008 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe vbc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exepid process 1768 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exedescription pid process Token: SeDebugPrivilege 1768 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe Token: SeDebugPrivilege 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exepid process 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe -
Suspicious use of WriteProcessMemory 45 IoCs
Processes:
3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.execmd.exe3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exedescription pid process target process PID 1768 wrote to memory of 1588 1768 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe cmd.exe PID 1768 wrote to memory of 1588 1768 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe cmd.exe PID 1768 wrote to memory of 1588 1768 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe cmd.exe PID 1768 wrote to memory of 1588 1768 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe cmd.exe PID 1588 wrote to memory of 1576 1588 cmd.exe reg.exe PID 1588 wrote to memory of 1576 1588 cmd.exe reg.exe PID 1588 wrote to memory of 1576 1588 cmd.exe reg.exe PID 1588 wrote to memory of 1576 1588 cmd.exe reg.exe PID 1768 wrote to memory of 1880 1768 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe PID 1768 wrote to memory of 1880 1768 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe PID 1768 wrote to memory of 1880 1768 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe PID 1768 wrote to memory of 1880 1768 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe PID 1768 wrote to memory of 1880 1768 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe PID 1768 wrote to memory of 1880 1768 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe PID 1768 wrote to memory of 1880 1768 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe PID 1768 wrote to memory of 1880 1768 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe PID 1768 wrote to memory of 1880 1768 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe PID 1880 wrote to memory of 1164 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe cmd.exe PID 1880 wrote to memory of 1164 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe cmd.exe PID 1880 wrote to memory of 1164 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe cmd.exe PID 1880 wrote to memory of 1164 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe cmd.exe PID 1880 wrote to memory of 1800 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe vbc.exe PID 1880 wrote to memory of 1800 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe vbc.exe PID 1880 wrote to memory of 1800 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe vbc.exe PID 1880 wrote to memory of 1800 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe vbc.exe PID 1880 wrote to memory of 1800 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe vbc.exe PID 1880 wrote to memory of 1800 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe vbc.exe PID 1880 wrote to memory of 1800 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe vbc.exe PID 1880 wrote to memory of 1800 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe vbc.exe PID 1880 wrote to memory of 1800 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe vbc.exe PID 1880 wrote to memory of 1800 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe vbc.exe PID 1880 wrote to memory of 1832 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe dw20.exe PID 1880 wrote to memory of 1832 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe dw20.exe PID 1880 wrote to memory of 1832 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe dw20.exe PID 1880 wrote to memory of 1832 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe dw20.exe PID 1880 wrote to memory of 2008 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe vbc.exe PID 1880 wrote to memory of 2008 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe vbc.exe PID 1880 wrote to memory of 2008 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe vbc.exe PID 1880 wrote to memory of 2008 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe vbc.exe PID 1880 wrote to memory of 2008 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe vbc.exe PID 1880 wrote to memory of 2008 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe vbc.exe PID 1880 wrote to memory of 2008 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe vbc.exe PID 1880 wrote to memory of 2008 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe vbc.exe PID 1880 wrote to memory of 2008 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe vbc.exe PID 1880 wrote to memory of 2008 1880 3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe vbc.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe"C:\Users\Admin\AppData\Local\Temp\3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1768 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "GoogleUpdate" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\WinApp\GoogleUpdate.exe.lnk"2⤵
- Suspicious use of WriteProcessMemory
PID:1588 -
C:\Windows\SysWOW64\reg.exereg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "GoogleUpdate" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\WinApp\GoogleUpdate.exe.lnk"3⤵
- Adds Run key to start application
PID:1576
-
-
-
C:\Users\Admin\AppData\Local\Temp\3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe"C:\Users\Admin\AppData\Local\Temp\3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1880 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c copy /z "C:\Users\Admin\AppData\Local\Temp\3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe"3⤵PID:1164
-
-
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /stext "C:\Users\Admin\AppData\Local\Temp\logff.txt3⤵PID:1800
-
-
C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exedw20.exe -x -s 17763⤵
- Loads dropped DLL
PID:1832
-
-
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /stext "C:\Users\Admin\AppData\Local\Temp\logmail.txt3⤵
- Accesses Microsoft Outlook accounts
PID:2008
-
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe
Filesize776KB
MD5f6669c4e5245e525a0a1428001c5e590
SHA1f437c521654e51b7fa2ca4498651e5fe8d1568a0
SHA2563e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64
SHA512e1c62d067b943dd0236cf40b3952920501ab370ef9339ff51d018597a467c71ab48c7b696e724be82a1790830ea8c77a9560a29419a5ff224072e89ab4904da9
-
Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
-
\Users\Admin\AppData\Local\Temp\3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe
Filesize776KB
MD5f6669c4e5245e525a0a1428001c5e590
SHA1f437c521654e51b7fa2ca4498651e5fe8d1568a0
SHA2563e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64
SHA512e1c62d067b943dd0236cf40b3952920501ab370ef9339ff51d018597a467c71ab48c7b696e724be82a1790830ea8c77a9560a29419a5ff224072e89ab4904da9
-
\Users\Admin\AppData\Local\Temp\3e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64.exe
Filesize776KB
MD5f6669c4e5245e525a0a1428001c5e590
SHA1f437c521654e51b7fa2ca4498651e5fe8d1568a0
SHA2563e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64
SHA512e1c62d067b943dd0236cf40b3952920501ab370ef9339ff51d018597a467c71ab48c7b696e724be82a1790830ea8c77a9560a29419a5ff224072e89ab4904da9
-
Filesize
776KB
MD5f6669c4e5245e525a0a1428001c5e590
SHA1f437c521654e51b7fa2ca4498651e5fe8d1568a0
SHA2563e15d3f1dc5e6440d455a6417fe5bf0d2860b573e6da026059f958e4c07f5b64
SHA512e1c62d067b943dd0236cf40b3952920501ab370ef9339ff51d018597a467c71ab48c7b696e724be82a1790830ea8c77a9560a29419a5ff224072e89ab4904da9