Analysis
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max time kernel
122s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
13/02/2024, 02:53
Static task
static1
Behavioral task
behavioral1
Sample
4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
Resource
win10v2004-20231215-en
General
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Target
4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
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Size
790KB
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MD5
4a8534b3579fc2e0b3903dec85a38f12
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SHA1
2506a0a6a2303e53e400de74c21474440e563e3b
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SHA256
4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7
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SHA512
08f3c76cb933735f78fe248675919d1e4a0be54030c3d810f737a2d9d8317b378656508d13e2a1b7319a212fa29a0309b85aa23f018fd419e2dceb518821a697
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SSDEEP
24576:fs3ZPyRt9g4hxWR1HJSKSta5V0CJxJUinq3:fsJ6RtugxWR1H4c5XJUinq
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.elektronikkutu.com - Port:
587 - Username:
[email protected] - Password:
9U:e3@wpS3:U7h_V - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Detect packed .NET executables. Mostly AgentTeslaV4. 6 IoCs
resource yara_rule behavioral1/memory/2760-22-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2760-26-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2232-34-0x00000000029C0000-0x0000000002A00000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2760-24-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2760-19-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2760-18-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 -
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 6 IoCs
resource yara_rule behavioral1/memory/2760-22-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2760-26-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2232-34-0x00000000029C0000-0x0000000002A00000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2760-24-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2760-19-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2760-18-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 6 IoCs
resource yara_rule behavioral1/memory/2760-22-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL behavioral1/memory/2760-26-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL behavioral1/memory/2232-34-0x00000000029C0000-0x0000000002A00000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL behavioral1/memory/2760-24-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL behavioral1/memory/2760-19-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL behavioral1/memory/2760-18-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL -
Detects executables referencing Windows vault credential objects. Observed in infostealers 6 IoCs
resource yara_rule behavioral1/memory/2760-22-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2760-26-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2232-34-0x00000000029C0000-0x0000000002A00000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2760-24-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2760-19-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2760-18-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID -
Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 6 IoCs
resource yara_rule behavioral1/memory/2760-22-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2760-26-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2232-34-0x00000000029C0000-0x0000000002A00000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2760-24-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2760-19-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2760-18-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store -
Detects executables referencing many email and collaboration clients. Observed in information stealers 6 IoCs
resource yara_rule behavioral1/memory/2760-22-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2760-26-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2232-34-0x00000000029C0000-0x0000000002A00000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2760-24-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2760-19-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2760-18-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients -
Detects executables referencing many file transfer clients. Observed in information stealers 6 IoCs
resource yara_rule behavioral1/memory/2760-22-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2760-26-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2232-34-0x00000000029C0000-0x0000000002A00000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2760-24-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2760-19-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2760-18-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 4 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2352 set thread context of 2760 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 33 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2764 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 21 IoCs
pid Process 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 2760 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 2760 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 2232 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe Token: SeDebugPrivilege 2760 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe Token: SeDebugPrivilege 2232 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2760 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe -
Suspicious use of WriteProcessMemory 25 IoCs
description pid Process procid_target PID 2352 wrote to memory of 2232 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 31 PID 2352 wrote to memory of 2232 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 31 PID 2352 wrote to memory of 2232 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 31 PID 2352 wrote to memory of 2232 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 31 PID 2352 wrote to memory of 2764 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 29 PID 2352 wrote to memory of 2764 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 29 PID 2352 wrote to memory of 2764 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 29 PID 2352 wrote to memory of 2764 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 29 PID 2352 wrote to memory of 2472 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 35 PID 2352 wrote to memory of 2472 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 35 PID 2352 wrote to memory of 2472 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 35 PID 2352 wrote to memory of 2472 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 35 PID 2352 wrote to memory of 2608 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 34 PID 2352 wrote to memory of 2608 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 34 PID 2352 wrote to memory of 2608 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 34 PID 2352 wrote to memory of 2608 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 34 PID 2352 wrote to memory of 2760 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 33 PID 2352 wrote to memory of 2760 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 33 PID 2352 wrote to memory of 2760 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 33 PID 2352 wrote to memory of 2760 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 33 PID 2352 wrote to memory of 2760 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 33 PID 2352 wrote to memory of 2760 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 33 PID 2352 wrote to memory of 2760 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 33 PID 2352 wrote to memory of 2760 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 33 PID 2352 wrote to memory of 2760 2352 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe 33
Processes
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C:\Users\Admin\AppData\Local\Temp\4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe"C:\Users\Admin\AppData\Local\Temp\4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2352 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PSTnEcHsBeaZp" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9B27.tmp"2⤵
- Creates scheduled task(s)
PID:2764
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\PSTnEcHsBeaZp.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2232
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C:\Users\Admin\AppData\Local\Temp\4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe"C:\Users\Admin\AppData\Local\Temp\4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2760
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C:\Users\Admin\AppData\Local\Temp\4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe"C:\Users\Admin\AppData\Local\Temp\4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe"2⤵PID:2608
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C:\Users\Admin\AppData\Local\Temp\4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe"C:\Users\Admin\AppData\Local\Temp\4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe"2⤵PID:2472
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD553cc6984e4ff15f3fd8d933fb1105665
SHA1c3bd20c9a96b15b98bfb76f789fc5165ca34c4f1
SHA2562b6a1dc706e6ae53d798cda89dc030018cf5df36994c8c973b1c078521e61a0e
SHA512809caf108776c00717098733d45d34007194b1c3983599338df9e15e29e581c75e8a2377a3a0b53c85d0329419c2925626f12538f60e33eaf953370d9378a5c0