Analysis
-
max time kernel
140s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20231130-en -
resource tags
arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system -
submitted
08-12-2023 01:49
Static task
static1
Behavioral task
behavioral1
Sample
55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe
Resource
win10v2004-20231130-en
General
-
Target
55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe
-
Size
763KB
-
MD5
f1bd9d7b95c0574bce081b4db67d9ac0
-
SHA1
d0d03d247ab719476973ac4baa4cb6f1f7bc2bec
-
SHA256
55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623
-
SHA512
dc4e02f93eb46183674aaed63b7a7705e6c5e758092ea582d7e0fb46ef5606b581eecbb3bebae648bfe5b0b3bab4a8e9bb3f5658a3afed1b53e860a88db244f8
-
SSDEEP
12288:4Nvq/IeD0XjZlSk0MCCbg/igCk/nUGaujjGGxXrTZYAO35XSnd2+k+koaNS:4lq/UFlEMCC8bva+/rrOJi
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot6336364775:AAEDkjlLajiBt-8GN_k5ZdqGEnltWbPdH20/
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.
Processes:
55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-596315103-1488671723-776734015-1000\Control Panel\International\Geo\Nation 55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-596315103-1488671723-776734015-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-596315103-1488671723-776734015-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-596315103-1488671723-776734015-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
RegSvcs.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-596315103-1488671723-776734015-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\UJuZmr = "C:\\Users\\Admin\\AppData\\Roaming\\UJuZmr\\UJuZmr.exe" RegSvcs.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 117 api.ipify.org 118 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exedescription pid process target process PID 2268 set thread context of 3764 2268 55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe RegSvcs.exe -
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 13 IoCs
Processes:
55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exepowershell.exepowershell.exeRegSvcs.exepid process 2268 55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe 2268 55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe 3904 powershell.exe 3904 powershell.exe 2724 powershell.exe 2724 powershell.exe 2268 55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe 2268 55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe 3764 RegSvcs.exe 3764 RegSvcs.exe 3764 RegSvcs.exe 2724 powershell.exe 3904 powershell.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
Processes:
55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exepowershell.exepowershell.exeRegSvcs.exesvchost.exedescription pid process Token: SeDebugPrivilege 2268 55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe Token: SeDebugPrivilege 2724 powershell.exe Token: SeDebugPrivilege 3904 powershell.exe Token: SeDebugPrivilege 3764 RegSvcs.exe Token: SeManageVolumePrivilege 1732 svchost.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
RegSvcs.exepid process 3764 RegSvcs.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exedescription pid process target process PID 2268 wrote to memory of 3904 2268 55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe powershell.exe PID 2268 wrote to memory of 3904 2268 55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe powershell.exe PID 2268 wrote to memory of 3904 2268 55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe powershell.exe PID 2268 wrote to memory of 2724 2268 55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe powershell.exe PID 2268 wrote to memory of 2724 2268 55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe powershell.exe PID 2268 wrote to memory of 2724 2268 55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe powershell.exe PID 2268 wrote to memory of 1788 2268 55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe schtasks.exe PID 2268 wrote to memory of 1788 2268 55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe schtasks.exe PID 2268 wrote to memory of 1788 2268 55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe schtasks.exe PID 2268 wrote to memory of 3764 2268 55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe RegSvcs.exe PID 2268 wrote to memory of 3764 2268 55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe RegSvcs.exe PID 2268 wrote to memory of 3764 2268 55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe RegSvcs.exe PID 2268 wrote to memory of 3764 2268 55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe RegSvcs.exe PID 2268 wrote to memory of 3764 2268 55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe RegSvcs.exe PID 2268 wrote to memory of 3764 2268 55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe RegSvcs.exe PID 2268 wrote to memory of 3764 2268 55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe RegSvcs.exe PID 2268 wrote to memory of 3764 2268 55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe RegSvcs.exe -
outlook_office_path 1 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-596315103-1488671723-776734015-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-596315103-1488671723-776734015-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe"C:\Users\Admin\AppData\Local\Temp\55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
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\55817a7453cd777b0ae9a0cc0c49358e6012558a55df445233098b4dc1de2623.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\OcJWPsN.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OcJWPsN" /XML "C:\Users\Admin\AppData\Local\Temp\tmp86E3.tmp"2⤵
- Creates scheduled task(s)
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
-
C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe1⤵
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k UnistackSvcGroup1⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.logFilesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
-
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractiveFilesize
18KB
MD5058122f8d12fc5b89114ed4f7f7199fb
SHA19b61cf287fa8fae10da5347e1ce6c3cb6b9e1b22
SHA256f2cff738ce093edc6f0a7cb77275efce5904098fd68584928ba90c79c1727e39
SHA512e8b551cc13cba5901925e9be0e99755c6ceed1895cff0f389a6ada8c25efe49ab8e4ecec6f6bb1daf5f2a0d3ccc59dcb93bde3ee9bbb414d5bdd5ae7a6e9a87f
-
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_g0qxdglr.f4l.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
C:\Users\Admin\AppData\Local\Temp\tmp86E3.tmpFilesize
1KB
MD53104a09f636da7fca6c3988bb5a3a2d7
SHA1ef29a01b91d5cb73784385964fe711cb0fee8466
SHA256ed8b166faae2b96c920f12d501c2bf88095ccb9bb96711eb3e22d52c753b1a7e
SHA512c7042e4bc22013ab2d63c9ad39de9bba8e56d5ed97ea98dd695085ea3b0b0afbe246369664974e48df9aa4797b87c2f63719698e230a88d48da8fdf38dff55ec
-
memory/1732-140-0x000001F369250000-0x000001F369251000-memory.dmpFilesize
4KB
-
memory/1732-141-0x000001F369250000-0x000001F369251000-memory.dmpFilesize
4KB
-
memory/1732-102-0x000001F360B40000-0x000001F360B50000-memory.dmpFilesize
64KB
-
memory/1732-148-0x000001F368E70000-0x000001F368E71000-memory.dmpFilesize
4KB
-
memory/1732-118-0x000001F360C40000-0x000001F360C50000-memory.dmpFilesize
64KB
-
memory/1732-134-0x000001F369220000-0x000001F369221000-memory.dmpFilesize
4KB
-
memory/1732-135-0x000001F369250000-0x000001F369251000-memory.dmpFilesize
4KB
-
memory/1732-170-0x000001F3690C0000-0x000001F3690C1000-memory.dmpFilesize
4KB
-
memory/1732-169-0x000001F368FB0000-0x000001F368FB1000-memory.dmpFilesize
4KB
-
memory/1732-168-0x000001F368FB0000-0x000001F368FB1000-memory.dmpFilesize
4KB
-
memory/1732-166-0x000001F368FA0000-0x000001F368FA1000-memory.dmpFilesize
4KB
-
memory/1732-136-0x000001F369250000-0x000001F369251000-memory.dmpFilesize
4KB
-
memory/1732-154-0x000001F368DA0000-0x000001F368DA1000-memory.dmpFilesize
4KB
-
memory/1732-151-0x000001F368E60000-0x000001F368E61000-memory.dmpFilesize
4KB
-
memory/1732-137-0x000001F369250000-0x000001F369251000-memory.dmpFilesize
4KB
-
memory/1732-138-0x000001F369250000-0x000001F369251000-memory.dmpFilesize
4KB
-
memory/1732-139-0x000001F369250000-0x000001F369251000-memory.dmpFilesize
4KB
-
memory/1732-146-0x000001F368E60000-0x000001F368E61000-memory.dmpFilesize
4KB
-
memory/1732-142-0x000001F369250000-0x000001F369251000-memory.dmpFilesize
4KB
-
memory/1732-145-0x000001F368E70000-0x000001F368E71000-memory.dmpFilesize
4KB
-
memory/1732-144-0x000001F369250000-0x000001F369251000-memory.dmpFilesize
4KB
-
memory/1732-143-0x000001F369250000-0x000001F369251000-memory.dmpFilesize
4KB
-
memory/2268-23-0x0000000004D80000-0x0000000004D90000-memory.dmpFilesize
64KB
-
memory/2268-1-0x0000000074E70000-0x0000000075620000-memory.dmpFilesize
7.7MB
-
memory/2268-51-0x0000000074E70000-0x0000000075620000-memory.dmpFilesize
7.7MB
-
memory/2268-7-0x0000000005410000-0x0000000005416000-memory.dmpFilesize
24KB
-
memory/2268-2-0x0000000005460000-0x0000000005A04000-memory.dmpFilesize
5.6MB
-
memory/2268-3-0x0000000004DB0000-0x0000000004E42000-memory.dmpFilesize
584KB
-
memory/2268-5-0x0000000004E80000-0x0000000004E8A000-memory.dmpFilesize
40KB
-
memory/2268-6-0x0000000005160000-0x0000000005170000-memory.dmpFilesize
64KB
-
memory/2268-9-0x0000000006040000-0x00000000060DC000-memory.dmpFilesize
624KB
-
memory/2268-10-0x0000000008C30000-0x0000000008CCC000-memory.dmpFilesize
624KB
-
memory/2268-19-0x0000000074E70000-0x0000000075620000-memory.dmpFilesize
7.7MB
-
memory/2268-8-0x0000000005420000-0x000000000542A000-memory.dmpFilesize
40KB
-
memory/2268-4-0x0000000004D80000-0x0000000004D90000-memory.dmpFilesize
64KB
-
memory/2268-0-0x0000000000320000-0x00000000003E4000-memory.dmpFilesize
784KB
-
memory/2724-22-0x0000000074E70000-0x0000000075620000-memory.dmpFilesize
7.7MB
-
memory/2724-57-0x00000000756D0000-0x000000007571C000-memory.dmpFilesize
304KB
-
memory/2724-21-0x00000000027D0000-0x00000000027E0000-memory.dmpFilesize
64KB
-
memory/2724-82-0x0000000007AB0000-0x000000000812A000-memory.dmpFilesize
6.5MB
-
memory/2724-27-0x0000000005AF0000-0x0000000005B56000-memory.dmpFilesize
408KB
-
memory/2724-26-0x0000000005850000-0x00000000058B6000-memory.dmpFilesize
408KB
-
memory/2724-38-0x0000000005B60000-0x0000000005EB4000-memory.dmpFilesize
3.3MB
-
memory/2724-52-0x0000000006140000-0x000000000615E000-memory.dmpFilesize
120KB
-
memory/2724-88-0x00000000076B0000-0x00000000076C4000-memory.dmpFilesize
80KB
-
memory/2724-89-0x00000000077B0000-0x00000000077CA000-memory.dmpFilesize
104KB
-
memory/2724-90-0x0000000007790000-0x0000000007798000-memory.dmpFilesize
32KB
-
memory/2724-80-0x0000000007130000-0x00000000071D3000-memory.dmpFilesize
652KB
-
memory/2724-54-0x00000000070C0000-0x00000000070F2000-memory.dmpFilesize
200KB
-
memory/2724-96-0x0000000074E70000-0x0000000075620000-memory.dmpFilesize
7.7MB
-
memory/2724-53-0x00000000061F0000-0x000000000623C000-memory.dmpFilesize
304KB
-
memory/2724-79-0x00000000027D0000-0x00000000027E0000-memory.dmpFilesize
64KB
-
memory/2724-81-0x00000000027D0000-0x00000000027E0000-memory.dmpFilesize
64KB
-
memory/2724-55-0x000000007F710000-0x000000007F720000-memory.dmpFilesize
64KB
-
memory/3764-50-0x0000000005250000-0x0000000005260000-memory.dmpFilesize
64KB
-
memory/3764-100-0x0000000074E70000-0x0000000075620000-memory.dmpFilesize
7.7MB
-
memory/3764-28-0x0000000000400000-0x0000000000444000-memory.dmpFilesize
272KB
-
memory/3764-39-0x0000000074E70000-0x0000000075620000-memory.dmpFilesize
7.7MB
-
memory/3764-99-0x0000000006640000-0x0000000006690000-memory.dmpFilesize
320KB
-
memory/3764-101-0x0000000005250000-0x0000000005260000-memory.dmpFilesize
64KB
-
memory/3904-86-0x0000000007900000-0x0000000007911000-memory.dmpFilesize
68KB
-
memory/3904-85-0x0000000007980000-0x0000000007A16000-memory.dmpFilesize
600KB
-
memory/3904-87-0x0000000007930000-0x000000000793E000-memory.dmpFilesize
56KB
-
memory/3904-56-0x00000000756D0000-0x000000007571C000-memory.dmpFilesize
304KB
-
memory/3904-68-0x0000000007380000-0x000000000739E000-memory.dmpFilesize
120KB
-
memory/3904-69-0x0000000002AC0000-0x0000000002AD0000-memory.dmpFilesize
64KB
-
memory/3904-58-0x000000007F840000-0x000000007F850000-memory.dmpFilesize
64KB
-
memory/3904-97-0x0000000074E70000-0x0000000075620000-memory.dmpFilesize
7.7MB
-
memory/3904-84-0x0000000007770000-0x000000000777A000-memory.dmpFilesize
40KB
-
memory/3904-25-0x0000000005400000-0x0000000005422000-memory.dmpFilesize
136KB
-
memory/3904-20-0x0000000002AC0000-0x0000000002AD0000-memory.dmpFilesize
64KB
-
memory/3904-83-0x0000000007700000-0x000000000771A000-memory.dmpFilesize
104KB
-
memory/3904-16-0x00000000054C0000-0x0000000005AE8000-memory.dmpFilesize
6.2MB
-
memory/3904-17-0x0000000074E70000-0x0000000075620000-memory.dmpFilesize
7.7MB
-
memory/3904-18-0x0000000002AC0000-0x0000000002AD0000-memory.dmpFilesize
64KB
-
memory/3904-15-0x0000000004E50000-0x0000000004E86000-memory.dmpFilesize
216KB