Analysis
- max time kernel
116s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20231222-en - resource tags
- submitted
15/02/2024, 11:02
General
- Target Arrival Notice - S2304118292.exe
- Size 905KB
- Sample240215-m45phafd27
- SHA256 23b9305a71e2b3f191ebf0d37a9cfeafc894dbe417165ea4bc3a0c100fa6c217
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
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Host
mail.wasstech.com
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Port
587
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Username
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Password
Sunray2700@@
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Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- 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 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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 12 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of WriteProcessMemory 23 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Arrival Notice - S2304118292.exe"C:\Users\Admin\AppData\Local\Temp\Arrival Notice - S2304118292.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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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\Local\Temp\Arrival Notice - S2304118292.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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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\xtVtapzPb.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\xtVtapzPb" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7186.tmp"2⤵
- Creates scheduled task(s)
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
powershell.exe.log
StartupProfileData-NonInteractive
__PSScriptPolicyTest_ocmrayka.401.ps1
tmp7186.tmp
memory/1780-99-0x0000000005850000-0x0000000005860000-memory.dmp
memory/1780-98-0x0000000074670000-0x0000000074E20000-memory.dmp
memory/1780-97-0x0000000006D90000-0x0000000006DE0000-memory.dmp
memory/1780-50-0x0000000074670000-0x0000000074E20000-memory.dmp
memory/1780-52-0x0000000005850000-0x0000000005860000-memory.dmp
memory/1780-37-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2120-40-0x00000000063F0000-0x0000000006744000-memory.dmp
memory/2120-55-0x0000000007790000-0x00000000077C2000-memory.dmp
memory/2120-17-0x0000000005A20000-0x0000000006048000-memory.dmp
memory/2120-16-0x0000000074670000-0x0000000074E20000-memory.dmp
memory/2120-19-0x0000000002E90000-0x0000000002EA0000-memory.dmp
memory/2120-18-0x0000000002E90000-0x0000000002EA0000-memory.dmp
memory/2120-96-0x0000000074670000-0x0000000074E20000-memory.dmp
memory/2120-89-0x0000000007E40000-0x0000000007E48000-memory.dmp
memory/2120-88-0x0000000007E60000-0x0000000007E7A000-memory.dmp
memory/2120-22-0x0000000006080000-0x00000000060A2000-memory.dmp
memory/2120-36-0x0000000006330000-0x0000000006396000-memory.dmp
memory/2120-87-0x0000000007D60000-0x0000000007D74000-memory.dmp
memory/2120-34-0x0000000006250000-0x00000000062B6000-memory.dmp
memory/2120-86-0x0000000007D50000-0x0000000007D5E000-memory.dmp
memory/2120-84-0x0000000007DA0000-0x0000000007E36000-memory.dmp
memory/2120-82-0x0000000007B20000-0x0000000007B3A000-memory.dmp
memory/2120-78-0x0000000002E90000-0x0000000002EA0000-memory.dmp
memory/2120-79-0x00000000077D0000-0x0000000007873000-memory.dmp
memory/2120-67-0x0000000007750000-0x000000000776E000-memory.dmp
memory/2120-57-0x0000000074ED0000-0x0000000074F1C000-memory.dmp
memory/2120-15-0x0000000002F20000-0x0000000002F56000-memory.dmp
memory/3812-83-0x0000000006E70000-0x0000000006E7A000-memory.dmp
memory/3812-54-0x0000000005B80000-0x0000000005BCC000-memory.dmp
memory/3812-95-0x0000000074670000-0x0000000074E20000-memory.dmp
memory/3812-85-0x0000000007000000-0x0000000007011000-memory.dmp
memory/3812-56-0x000000007F810000-0x000000007F820000-memory.dmp
memory/3812-23-0x0000000004880000-0x0000000004890000-memory.dmp
memory/3812-68-0x0000000074ED0000-0x0000000074F1C000-memory.dmp
memory/3812-35-0x0000000004880000-0x0000000004890000-memory.dmp
memory/3812-21-0x0000000074670000-0x0000000074E20000-memory.dmp
memory/3812-80-0x0000000004880000-0x0000000004890000-memory.dmp
memory/3812-81-0x0000000007440000-0x0000000007ABA000-memory.dmp
memory/3812-53-0x0000000005AD0000-0x0000000005AEE000-memory.dmp
memory/4044-4-0x0000000004DF0000-0x0000000004E00000-memory.dmp
memory/4044-10-0x0000000007EF0000-0x0000000007F74000-memory.dmp
memory/4044-38-0x0000000004DF0000-0x0000000004E00000-memory.dmp
memory/4044-9-0x0000000007AB0000-0x0000000007ABE000-memory.dmp
memory/4044-0-0x0000000000340000-0x0000000000428000-memory.dmp
memory/4044-51-0x0000000074670000-0x0000000074E20000-memory.dmp
memory/4044-7-0x0000000004F50000-0x0000000004F64000-memory.dmp
memory/4044-8-0x0000000007AA0000-0x0000000007AAA000-memory.dmp
memory/4044-6-0x0000000005100000-0x000000000519C000-memory.dmp
memory/4044-5-0x0000000004ED0000-0x0000000004EDA000-memory.dmp
memory/4044-29-0x0000000074670000-0x0000000074E20000-memory.dmp
memory/4044-3-0x0000000004E00000-0x0000000004E92000-memory.dmp
memory/4044-2-0x0000000005310000-0x00000000058B4000-memory.dmp
memory/4044-1-0x0000000074670000-0x0000000074E20000-memory.dmp