Analysis
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max time kernel
120s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20231023-en -
resource tags
arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system -
submitted
07-12-2023 15:10
Static task
static1
Behavioral task
behavioral1
Sample
43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe
Resource
win10v2004-20231127-en
General
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Target
43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe
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Size
611KB
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MD5
fd6d672a8de00f7784bece75dfe59c6e
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SHA1
03ea256e5347ec179d152ba59b1e63e69090dabe
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SHA256
43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a
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SHA512
d94ac613a398cc49ef73ffc4abe75c0af81a6fc40b1c7e614eb810a946120002f9356f8e2ff0716d358f3768539bf6d538b6dc58214a72807914b0cf58d440ff
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SSDEEP
12288:g272CRNsXD6VMiA/TJ0rzPpQD/uIKfSKm79mQ9I3knTdmr0H7J2h:/KDiMiAL/buTKKi919I3knAobJ
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
laingenieros.com - Port:
587 - Username:
[email protected] - Password:
Uxrfk!94 - 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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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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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2456 set thread context of 2580 2456 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 34 -
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 2700 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2456 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 2456 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 2540 powershell.exe 2580 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 2580 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 2680 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2456 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe Token: SeDebugPrivilege 2580 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe Token: SeDebugPrivilege 2540 powershell.exe Token: SeDebugPrivilege 2680 powershell.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 2456 wrote to memory of 2680 2456 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 28 PID 2456 wrote to memory of 2680 2456 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 28 PID 2456 wrote to memory of 2680 2456 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 28 PID 2456 wrote to memory of 2680 2456 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 28 PID 2456 wrote to memory of 2540 2456 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 30 PID 2456 wrote to memory of 2540 2456 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 30 PID 2456 wrote to memory of 2540 2456 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 30 PID 2456 wrote to memory of 2540 2456 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 30 PID 2456 wrote to memory of 2700 2456 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 32 PID 2456 wrote to memory of 2700 2456 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 32 PID 2456 wrote to memory of 2700 2456 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 32 PID 2456 wrote to memory of 2700 2456 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 32 PID 2456 wrote to memory of 2580 2456 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 34 PID 2456 wrote to memory of 2580 2456 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 34 PID 2456 wrote to memory of 2580 2456 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 34 PID 2456 wrote to memory of 2580 2456 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 34 PID 2456 wrote to memory of 2580 2456 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 34 PID 2456 wrote to memory of 2580 2456 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 34 PID 2456 wrote to memory of 2580 2456 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 34 PID 2456 wrote to memory of 2580 2456 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 34 PID 2456 wrote to memory of 2580 2456 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 34
Processes
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C:\Users\Admin\AppData\Local\Temp\43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe"C:\Users\Admin\AppData\Local\Temp\43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2456 -
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\43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2680
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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\fwZBnhxon.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2540
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fwZBnhxon" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC0C0.tmp"2⤵
- Creates scheduled task(s)
PID:2700
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C:\Users\Admin\AppData\Local\Temp\43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe"C:\Users\Admin\AppData\Local\Temp\43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2580
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD54554c5d64fa3f65105c04745447859b0
SHA1a2259b0b058bdb06976b239af95e85f2f65a189a
SHA256bf66f3220fd911f2c53fba76d63fc769e27d651361df6ace2795140bb3d69a2d
SHA51274533aa031a49688ddd7ee92ab33cae13adb0eccdf21cab020324a09cc37168ecec41a20011e8bc41a8c5df553f1cd96670a33c6de7e59c749b53a04ecfe6955
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\W9JE3XR1F5EDFWHXJUTZ.temp
Filesize7KB
MD55dc22a34b8f2ac6ee3defcbefcf3078a
SHA172d10ac54c4f76b6cd78cfc01a250ca46dfd1f13
SHA2562a59b0f94af038ed3b23c45cb1ea58791f9e550fdfd6717105652f41847c0e43
SHA512bea59f24231a91978ae0b438265ec7513961e1e528da4f69bf548fa4b52a53c11b05cadd6a67b35154653da9a7379019079f353b1acb47cb9a25641d83d69b7d
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize7KB
MD55dc22a34b8f2ac6ee3defcbefcf3078a
SHA172d10ac54c4f76b6cd78cfc01a250ca46dfd1f13
SHA2562a59b0f94af038ed3b23c45cb1ea58791f9e550fdfd6717105652f41847c0e43
SHA512bea59f24231a91978ae0b438265ec7513961e1e528da4f69bf548fa4b52a53c11b05cadd6a67b35154653da9a7379019079f353b1acb47cb9a25641d83d69b7d