Analysis
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max time kernel
117s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20231020-en -
resource tags
arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system -
submitted
07-12-2023 15:09
Static task
static1
Behavioral task
behavioral1
Sample
43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe
Resource
win10v2004-20231130-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 2536 set thread context of 2604 2536 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 2852 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2536 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 2536 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 2604 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 2604 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 2716 powershell.exe 2660 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2536 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe Token: SeDebugPrivilege 2604 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe Token: SeDebugPrivilege 2716 powershell.exe Token: SeDebugPrivilege 2660 powershell.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 2536 wrote to memory of 2660 2536 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 28 PID 2536 wrote to memory of 2660 2536 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 28 PID 2536 wrote to memory of 2660 2536 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 28 PID 2536 wrote to memory of 2660 2536 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 28 PID 2536 wrote to memory of 2716 2536 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 30 PID 2536 wrote to memory of 2716 2536 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 30 PID 2536 wrote to memory of 2716 2536 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 30 PID 2536 wrote to memory of 2716 2536 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 30 PID 2536 wrote to memory of 2852 2536 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 32 PID 2536 wrote to memory of 2852 2536 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 32 PID 2536 wrote to memory of 2852 2536 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 32 PID 2536 wrote to memory of 2852 2536 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 32 PID 2536 wrote to memory of 2604 2536 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 34 PID 2536 wrote to memory of 2604 2536 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 34 PID 2536 wrote to memory of 2604 2536 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 34 PID 2536 wrote to memory of 2604 2536 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 34 PID 2536 wrote to memory of 2604 2536 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 34 PID 2536 wrote to memory of 2604 2536 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 34 PID 2536 wrote to memory of 2604 2536 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 34 PID 2536 wrote to memory of 2604 2536 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 34 PID 2536 wrote to memory of 2604 2536 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:2536 -
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:2660
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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:2716
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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\tmp8537.tmp"2⤵
- Creates scheduled task(s)
PID:2852
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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:2604
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD5236f6e4cb88609de4a14bb00e881c9b6
SHA1d660130e571a7601eb435d5f75a2d30a352d41d7
SHA2560e4bd9e2ebb3257b92160b234cbece28735ec567e2b8240bc7e95143f46df7c9
SHA51231165eecc35d55859f96a7b77df79797b598b74d68e032e4acdca2e405e0ec0f04e0f2592b7b7149405ef6234a2b49240ccb9575b0e2bb28a5626915bdc49746
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\UAOMTP8OMZGBKTT1QZYA.temp
Filesize7KB
MD5affc9359147ca5c45be18772b46794e4
SHA1de933d71d441379cafd78d8259f2e0ab9ca4674f
SHA256f5ae2fe607ee8b3212c0d5d79a8d26ddd78dea33a990b099c4ff1169d20008f0
SHA512d3608db96cf0a7d1781972d9effad4967b502d62a49203c3b6f69f152fd368d06a5b1171395bec2459b71a330d8b6d0329f4e1fc809309bc5e858db32ce88d17
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize7KB
MD5affc9359147ca5c45be18772b46794e4
SHA1de933d71d441379cafd78d8259f2e0ab9ca4674f
SHA256f5ae2fe607ee8b3212c0d5d79a8d26ddd78dea33a990b099c4ff1169d20008f0
SHA512d3608db96cf0a7d1781972d9effad4967b502d62a49203c3b6f69f152fd368d06a5b1171395bec2459b71a330d8b6d0329f4e1fc809309bc5e858db32ce88d17