Analysis
-
max time kernel
89s -
max time network
33s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
03-04-2023 11:26
Static task
static1
Behavioral task
behavioral1
Sample
31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe
Resource
win10v2004-20230220-en
General
-
Target
31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe
-
Size
923KB
-
MD5
5aa33c0ff774e15ceda6fb3f19f4bc9c
-
SHA1
e473649407f5dce2f99f5ef8b26210f73f887292
-
SHA256
31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33
-
SHA512
59c9aa58c4fdf713deb339727f6faf2e1c64b6fdf4df8568eaa6216d236a521ed48f991cc839fd5f7b6856e68d30452dde57e692aad7d018547fd8fb4e614cf4
-
SSDEEP
12288:EQwGNnSZcCyKxaP0AO9ee5dR6MOMeF2qSafV/wcE0yE9kkDpTQ7UpikAOROPrXkb:EQTgZc9U4OBPtSfVoe9kR709k
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
graceofgod@amenn
Signatures
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
AgentTesla payload 7 IoCs
Processes:
resource yara_rule behavioral1/memory/1100-72-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/1100-71-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/1100-74-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/1100-77-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/1100-79-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/268-80-0x00000000026D0000-0x0000000002710000-memory.dmp family_agenttesla behavioral1/memory/1100-81-0x0000000004BD0000-0x0000000004C10000-memory.dmp family_agenttesla -
Suspicious use of SetThreadContext 1 IoCs
Processes:
31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exedescription pid process target process PID 1536 set thread context of 1100 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe RegSvcs.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 4 IoCs
Processes:
31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exeRegSvcs.exepowershell.exepid process 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe 1100 RegSvcs.exe 1100 RegSvcs.exe 268 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exeRegSvcs.exepowershell.exedescription pid process Token: SeDebugPrivilege 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe Token: SeDebugPrivilege 1100 RegSvcs.exe Token: SeDebugPrivilege 268 powershell.exe -
Suspicious use of WriteProcessMemory 27 IoCs
Processes:
31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exedescription pid process target process PID 1536 wrote to memory of 268 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe powershell.exe PID 1536 wrote to memory of 268 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe powershell.exe PID 1536 wrote to memory of 268 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe powershell.exe PID 1536 wrote to memory of 268 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe powershell.exe PID 1536 wrote to memory of 1628 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe schtasks.exe PID 1536 wrote to memory of 1628 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe schtasks.exe PID 1536 wrote to memory of 1628 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe schtasks.exe PID 1536 wrote to memory of 1628 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe schtasks.exe PID 1536 wrote to memory of 1800 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe RegSvcs.exe PID 1536 wrote to memory of 1800 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe RegSvcs.exe PID 1536 wrote to memory of 1800 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe RegSvcs.exe PID 1536 wrote to memory of 1800 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe RegSvcs.exe PID 1536 wrote to memory of 1800 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe RegSvcs.exe PID 1536 wrote to memory of 1800 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe RegSvcs.exe PID 1536 wrote to memory of 1800 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe RegSvcs.exe PID 1536 wrote to memory of 1100 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe RegSvcs.exe PID 1536 wrote to memory of 1100 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe RegSvcs.exe PID 1536 wrote to memory of 1100 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe RegSvcs.exe PID 1536 wrote to memory of 1100 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe RegSvcs.exe PID 1536 wrote to memory of 1100 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe RegSvcs.exe PID 1536 wrote to memory of 1100 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe RegSvcs.exe PID 1536 wrote to memory of 1100 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe RegSvcs.exe PID 1536 wrote to memory of 1100 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe RegSvcs.exe PID 1536 wrote to memory of 1100 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe RegSvcs.exe PID 1536 wrote to memory of 1100 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe RegSvcs.exe PID 1536 wrote to memory of 1100 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe RegSvcs.exe PID 1536 wrote to memory of 1100 1536 31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe RegSvcs.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe"C:\Users\Admin\AppData\Local\Temp\31172a6da2d4b232acc28aac3e7345a428f73aa67430f5da1ad436ddc48eba33.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1536 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ZBvXLPcGcFJWf.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:268 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZBvXLPcGcFJWf" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC17C.tmp"2⤵
- Creates scheduled task(s)
PID:1628 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵PID:1800
-
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
PID:1100
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\tmpC17C.tmpFilesize
1KB
MD56fdb9fa4e84b0d09eeaddd3599491e47
SHA1bbfad1d695a3157eddbe4693f1d32d4d9660e82f
SHA256976046a84e13f5123fb7454ec23d1ce4a0e5b6fc58226fbeeb8e319cb6633494
SHA512011d4ba266fb1aa168fadf39a9e01f48fecc71a1ad02ef7a525a5cd8422f538893feca489212f1c09026d73f1cdff41bc72593d910913b5cf86d48e921129bd1
-
memory/268-82-0x00000000026D0000-0x0000000002710000-memory.dmpFilesize
256KB
-
memory/268-80-0x00000000026D0000-0x0000000002710000-memory.dmpFilesize
256KB
-
memory/268-76-0x00000000026D0000-0x0000000002710000-memory.dmpFilesize
256KB
-
memory/1100-70-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
-
memory/1100-74-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
-
memory/1100-81-0x0000000004BD0000-0x0000000004C10000-memory.dmpFilesize
256KB
-
memory/1100-79-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
-
memory/1100-77-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
-
memory/1100-69-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
-
memory/1100-73-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
-
memory/1100-72-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
-
memory/1100-71-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
-
memory/1536-59-0x0000000007760000-0x0000000007816000-memory.dmpFilesize
728KB
-
memory/1536-54-0x00000000003B0000-0x000000000049E000-memory.dmpFilesize
952KB
-
memory/1536-57-0x0000000006FF0000-0x0000000007030000-memory.dmpFilesize
256KB
-
memory/1536-66-0x0000000007190000-0x00000000071CE000-memory.dmpFilesize
248KB
-
memory/1536-65-0x00000000043B0000-0x00000000043B6000-memory.dmpFilesize
24KB
-
memory/1536-56-0x0000000001D80000-0x0000000001D9A000-memory.dmpFilesize
104KB
-
memory/1536-58-0x0000000000500000-0x000000000050C000-memory.dmpFilesize
48KB
-
memory/1536-55-0x0000000006FF0000-0x0000000007030000-memory.dmpFilesize
256KB