Analysis
-
max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
23-01-2025 13:33
Static task
static1
Behavioral task
behavioral1
Sample
Doc_874009379.vbe
Resource
win7-20240903-en
General
-
Target
Doc_874009379.vbe
-
Size
8KB
-
MD5
608aa4b6781b5333f940f9d0a933313f
-
SHA1
72282fe231e6e43d0785188e5e8509ff9bd59b8c
-
SHA256
13d3a1cdba937a0d1dcf706e85b320da66b2cc1ec1193839319511688847abbc
-
SHA512
3dbf0e3538070a372adb492b771e8360b02f4f3c0cf09092493d0c9bf487eefb26a8ee3a468047f3f36b284f34325e21f6c77b7352ca9e38a20b53c092f2684c
-
SSDEEP
192:3eS9aNfePvTsC7kYna9INmRo4OCk01bB3K:tsmj7k4aaYRtOCLBa
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
162.254.34.31 - Port:
587 - Username:
[email protected] - Password:
M992uew1mw6Z - Email To:
[email protected]
Signatures
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
Agenttesla family
-
Blocklisted process makes network request 1 IoCs
flow pid Process 3 4024 WScript.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation WScript.exe -
Drops desktop.ini file(s) 7 IoCs
description ioc Process File opened for modification C:\Users\Admin\Pictures\desktop.ini wmplayer.exe File opened for modification C:\Users\Public\Pictures\desktop.ini wmplayer.exe File opened for modification C:\Users\Admin\Music\desktop.ini wmplayer.exe File opened for modification C:\Users\Public\desktop.ini wmplayer.exe File opened for modification C:\Users\Public\Music\desktop.ini wmplayer.exe File opened for modification C:\Users\Admin\Videos\desktop.ini wmplayer.exe File opened for modification C:\Users\Public\Videos\desktop.ini wmplayer.exe -
Enumerates connected drives 3 TTPs 46 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\B: unregmp2.exe File opened (read-only) \??\B: wmplayer.exe File opened (read-only) \??\Y: wmplayer.exe File opened (read-only) \??\O: unregmp2.exe File opened (read-only) \??\X: unregmp2.exe File opened (read-only) \??\S: wmplayer.exe File opened (read-only) \??\X: wmplayer.exe File opened (read-only) \??\W: unregmp2.exe File opened (read-only) \??\Y: unregmp2.exe File opened (read-only) \??\K: wmplayer.exe File opened (read-only) \??\O: wmplayer.exe File opened (read-only) \??\V: wmplayer.exe File opened (read-only) \??\A: unregmp2.exe File opened (read-only) \??\H: unregmp2.exe File opened (read-only) \??\J: unregmp2.exe File opened (read-only) \??\K: unregmp2.exe File opened (read-only) \??\M: unregmp2.exe File opened (read-only) \??\U: unregmp2.exe File opened (read-only) \??\P: wmplayer.exe File opened (read-only) \??\I: unregmp2.exe File opened (read-only) \??\N: unregmp2.exe File opened (read-only) \??\S: unregmp2.exe File opened (read-only) \??\V: unregmp2.exe File opened (read-only) \??\L: wmplayer.exe File opened (read-only) \??\R: wmplayer.exe File opened (read-only) \??\W: wmplayer.exe File opened (read-only) \??\Q: unregmp2.exe File opened (read-only) \??\E: wmplayer.exe File opened (read-only) \??\J: wmplayer.exe File opened (read-only) \??\M: wmplayer.exe File opened (read-only) \??\G: unregmp2.exe File opened (read-only) \??\P: unregmp2.exe File opened (read-only) \??\T: unregmp2.exe File opened (read-only) \??\A: wmplayer.exe File opened (read-only) \??\G: wmplayer.exe File opened (read-only) \??\U: wmplayer.exe File opened (read-only) \??\Z: wmplayer.exe File opened (read-only) \??\Q: wmplayer.exe File opened (read-only) \??\E: unregmp2.exe File opened (read-only) \??\L: unregmp2.exe File opened (read-only) \??\R: unregmp2.exe File opened (read-only) \??\Z: unregmp2.exe File opened (read-only) \??\H: wmplayer.exe File opened (read-only) \??\I: wmplayer.exe File opened (read-only) \??\N: wmplayer.exe File opened (read-only) \??\T: wmplayer.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.
flow ioc 40 api.ipify.org 41 api.ipify.org -
Drops file in System32 directory 2 IoCs
description ioc Process File opened for modification C:\Windows\System32\%AppData%\Microsoft\Windows\Start Menu\Programs\Windows PowerShell\Windows PowerShell.lnk powershell.exe File opened for modification C:\Windows\System32\%AppData%\Microsoft\Windows\Start Menu\Programs\Windows PowerShell\Windows PowerShell.lnk powershell.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4564 set thread context of 3688 4564 powershell.exe 112 -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\ServiceProfiles\LocalService\AppData\Roaming\Microsoft\UPnP Device Host\upnphost\udhisapi.dll svchost.exe File opened for modification C:\Windows\ServiceProfiles\LocalService\AppData\Roaming\Microsoft\UPnP Device Host\upnphost\udhisapi.dll svchost.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wmplayer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language unregmp2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MSBuild.exe -
Checks processor information in registry 2 TTPs 6 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 wermgr.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz wermgr.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString wermgr.exe Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 wermgr.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz wermgr.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString wermgr.exe -
Enumerates system info in registry 2 TTPs 4 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU wermgr.exe Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS wermgr.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU wermgr.exe Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS wermgr.exe -
Modifies registry class 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Content Type\application/x-wmplayer\CLSID = "{cd3afa96-b84f-48f0-9393-7edc34128127}" wmplayer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Content Type\application/x-wmplayer wmplayer.exe -
Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.
description flow ioc HTTP User-Agent header 3 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 4564 powershell.exe 4564 powershell.exe 1940 powershell.exe 1940 powershell.exe 1940 powershell.exe 4564 powershell.exe 4564 powershell.exe 3688 MSBuild.exe 3688 MSBuild.exe 3688 MSBuild.exe -
Suspicious use of AdjustPrivilegeToken 7 IoCs
description pid Process Token: SeDebugPrivilege 4564 powershell.exe Token: SeShutdownPrivilege 4924 unregmp2.exe Token: SeCreatePagefilePrivilege 4924 unregmp2.exe Token: SeShutdownPrivilege 4784 wmplayer.exe Token: SeCreatePagefilePrivilege 4784 wmplayer.exe Token: SeDebugPrivilege 1940 powershell.exe Token: SeDebugPrivilege 3688 MSBuild.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4784 wmplayer.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 1516 wrote to memory of 4564 1516 WScript.exe 96 PID 1516 wrote to memory of 4564 1516 WScript.exe 96 PID 4784 wrote to memory of 4916 4784 wmplayer.exe 103 PID 4784 wrote to memory of 4916 4784 wmplayer.exe 103 PID 4784 wrote to memory of 4916 4784 wmplayer.exe 103 PID 4916 wrote to memory of 4924 4916 unregmp2.exe 104 PID 4916 wrote to memory of 4924 4916 unregmp2.exe 104 PID 1516 wrote to memory of 1940 1516 WScript.exe 108 PID 1516 wrote to memory of 1940 1516 WScript.exe 108 PID 4564 wrote to memory of 3688 4564 powershell.exe 112 PID 4564 wrote to memory of 3688 4564 powershell.exe 112 PID 4564 wrote to memory of 3688 4564 powershell.exe 112 PID 4564 wrote to memory of 3688 4564 powershell.exe 112 PID 4564 wrote to memory of 3688 4564 powershell.exe 112 PID 4564 wrote to memory of 3688 4564 powershell.exe 112 PID 4564 wrote to memory of 3688 4564 powershell.exe 112 PID 4564 wrote to memory of 3688 4564 powershell.exe 112 PID 4564 wrote to memory of 3532 4564 powershell.exe 113 PID 4564 wrote to memory of 3532 4564 powershell.exe 113 PID 1940 wrote to memory of 4508 1940 powershell.exe 114 PID 1940 wrote to memory of 4508 1940 powershell.exe 114 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Doc_874009379.vbe"1⤵
- Blocklisted process makes network request
PID:4024
-
C:\Windows\System32\WScript.exeC:\Windows\System32\WScript.exe "C:\Users\Admin\AppData\Roaming\MGarnpObOtlJFvM.vbs"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1516 -
C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe"2⤵
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4564 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3688
-
-
C:\Windows\system32\wermgr.exe"C:\Windows\system32\wermgr.exe" "-outproc" "0" "4564" "2700" "2640" "2704" "0" "0" "2708" "0" "0" "0" "0" "0"3⤵
- Checks processor information in registry
- Enumerates system info in registry
PID:3532
-
-
-
C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe"2⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1940 -
C:\Windows\system32\wermgr.exe"C:\Windows\system32\wermgr.exe" "-outproc" "0" "1940" "2428" "2616" "2500" "0" "0" "2180" "0" "0" "0" "0" "0"3⤵
- Checks processor information in registry
- Enumerates system info in registry
PID:4508
-
-
-
C:\Program Files (x86)\Windows Media Player\wmplayer.exe"C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /Play -Embedding1⤵
- Drops desktop.ini file(s)
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4784 -
C:\Windows\SysWOW64\unregmp2.exe"C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4916 -
C:\Windows\system32\unregmp2.exe"C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT3⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
PID:4924
-
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s upnphost1⤵
- Drops file in Windows directory
PID:924
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
384KB
MD5c7ca2711d80cd052da0d98ce7e6dec6b
SHA1b051f0425224cf70e3a10636c21bf113bd1cd301
SHA256a0c1147d7f6adb99735dc3fa370ef6fb8e6ddd3687eb7afd677af5c71df6957f
SHA512487b985fe8a4fb9a0cb59ffb0b485133e0b089115e36b9bc3f0cbb64babd899daf1b282a9554b45874a59a4c7d9c07db370650c28a5731bde50f52e66a0fc0af
-
Filesize
1024KB
MD511fa440983bf920e1cc2434dd15c7857
SHA1be3645dca84aaf207c603020d79afc0d2533776b
SHA2561138271c46af7070fb70d9314562d7e71906999a2dc33e4b9e149ba4c69f87b3
SHA512814298d47efbece01925c2213e567ace7d4c3b2d4b1f27bd4b2430e68609ccbfa8a0184e227e7511916d724c97b4b8394e5da5185618abce86b7c934a3b74fb4
-
Filesize
68KB
MD5821ba837eabf7145f0d16b7306b18ee2
SHA12157ef750e65788b4f134f24a611932932dbe6a3
SHA25658474432e293ea6c30148b415a8e38515f02fdc16a89e689415dd1f032c896ca
SHA5125c363ffedcbcdb96caf4a3833e1b6acf48385b1d0177478f59256cd658fa68b7d3f78f2768c88c191a59b7e8e2432d9bb2ccc0de60abc03b1927874926717bb7
-
Filesize
498B
MD590be2701c8112bebc6bd58a7de19846e
SHA1a95be407036982392e2e684fb9ff6602ecad6f1e
SHA256644fbcdc20086e16d57f31c5bad98be68d02b1c061938d2f5f91cbe88c871fbf
SHA512d618b473b68b48d746c912ac5fc06c73b047bd35a44a6efc7a859fe1162d68015cf69da41a5db504dcbc4928e360c095b32a3b7792fcc6a38072e1ebd12e7cbe
-
Filesize
9KB
MD55433eab10c6b5c6d55b7cbd302426a39
SHA1c5b1604b3350dab290d081eecd5389a895c58de5
SHA25623dbf7014e99e93af5f2760f18ee1370274f06a453145c8d539b66d798dad131
SHA512207b40d6bec65ab147f963a5f42263ae5bf39857987b439a4fa1647bf9b40e99cdc43ff68b7e2463aa9a948284126ac3c9c7af8350c91134b36d8b1a9c61fd34
-
Filesize
9KB
MD57050d5ae8acfbe560fa11073fef8185d
SHA15bc38e77ff06785fe0aec5a345c4ccd15752560e
SHA256cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b
SHA512a7a295ac8921bb3dde58d4bcde9372ed59def61d4b7699057274960fa8c1d1a1daff834a93f7a0698e9e5c16db43af05e9fd2d6d7c9232f7d26ffcff5fc5900b
-
Filesize
53KB
MD5a26df49623eff12a70a93f649776dab7
SHA1efb53bd0df3ac34bd119adf8788127ad57e53803
SHA2564ebde1c12625cb55034d47e5169f709b0bd02a8caa76b5b9854efad7f4710245
SHA512e5f9b8645fb2a50763fcbffe877ca03e9cadf099fe2d510b74bfa9ff18d0a6563d11160e00f495eeefebde63450d0ade8d6b6a824e68bd8a59e1971dc842709c
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
1KB
MD52afc77e4427ac0cdcefc456907f011d6
SHA1f98f8181cd92b1a5ead88aa0d0b713a289baeea4
SHA256fe71f24eb6830007d2000a8a8b0717981837e4d55b2500ee6f21557af6e907e3
SHA51256de581dd3c1529cb3dc8917d6f9c55b09e0e784ddd6e8075e9b2319c6828d2fe8278567e755252a0c57224f86f4b17221a7550e0dcb071a1b377d9d0c2a907d
-
Filesize
2KB
MD56892edb9f965b62befb2ef9a8b583b55
SHA1fa825f6f1639d4f7a58e4b6a0e3d3b016a5194cf
SHA2560dae80f252e22ede7270ecb5ee2142b9d711479595c71279201738b539d934c6
SHA512e6ef2854016748f997e7a251f2a9e6cbe71906dd4f30bd72bc3478d08771a9261afd7a7ed1b52968135ea657f9c6886d0cb9b6e36a382db4f800fccebf09ecbd
-
Filesize
217B
MD55a7e8848e1b4aa141369105680d97409
SHA1f99ae1ce8fd1d07e3514c7764dc7ca292ec6106a
SHA256980dfb2b6ac90b8847bb81a32d64fe17ce52a4408e8043b45fbc9df4796b8674
SHA512dbe083cd2f5816351df494da801ea22c474f81541dc4ee1beae721c3bec9173ff48cf6a16087ad321e900831129b12c4156d25c1b0da85a2be6d07d7631b2b3b
-
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms
Filesize6KB
MD552f563fba9f5df6d0304a1bbaf7d6de0
SHA1ca68b2cae7a4212994a30738e0947256f8b8034b
SHA2562f5c0df906b39c6ac9391063ce481c24a41dead4d52209cf26f6f63f7bd78020
SHA512f4151ea3f9b72abcb0e245d33a89d6046e1f0977f37f12cb9159fcd52b46c09c0cded4d1d5cf3c69c217d159265e882e743f3afb8a50a0ec1e003f5c1dc0ae6f
-
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms
Filesize6KB
MD5b8f7b6aa2a7af73d1f6bec03f813971d
SHA1d4c2a90a0920a5267f127aeafd649816ecc8d7ed
SHA256415518100b112b0c618a4bd030903056ca022cb880a5a0c1d7171d20ebe0e6a1
SHA51215dc4748a158041c1305dc4e2cee06ba940ff1769705addf42ee06d39f5eb79a876b611de347b962272bba16170aa8dae497791fd3b7e83ee68570c20c2206d2