Analysis
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max time kernel
142s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-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
Protocol: smtp- Host:
laingenieros.com - Port:
587 - Username:
[email protected] - Password:
Uxrfk!94
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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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-1-5-21-2013768333-4045878716-2922883000-1000\Control Panel\International\Geo\Nation 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe -
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 1612 set thread context of 1684 1612 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 109 -
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 3332 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 1612 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 4380 powershell.exe 4380 powershell.exe 4840 powershell.exe 4840 powershell.exe 1612 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 1612 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 1684 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 1684 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 1684 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 4840 powershell.exe 4380 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1612 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe Token: SeDebugPrivilege 4380 powershell.exe Token: SeDebugPrivilege 4840 powershell.exe Token: SeDebugPrivilege 1684 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 1612 wrote to memory of 4380 1612 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 103 PID 1612 wrote to memory of 4380 1612 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 103 PID 1612 wrote to memory of 4380 1612 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 103 PID 1612 wrote to memory of 4840 1612 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 105 PID 1612 wrote to memory of 4840 1612 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 105 PID 1612 wrote to memory of 4840 1612 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 105 PID 1612 wrote to memory of 3332 1612 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 107 PID 1612 wrote to memory of 3332 1612 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 107 PID 1612 wrote to memory of 3332 1612 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 107 PID 1612 wrote to memory of 1684 1612 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 109 PID 1612 wrote to memory of 1684 1612 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 109 PID 1612 wrote to memory of 1684 1612 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 109 PID 1612 wrote to memory of 1684 1612 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 109 PID 1612 wrote to memory of 1684 1612 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 109 PID 1612 wrote to memory of 1684 1612 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 109 PID 1612 wrote to memory of 1684 1612 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 109 PID 1612 wrote to memory of 1684 1612 43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe 109
Processes
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C:\Users\Admin\AppData\Local\Temp\43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe"C:\Users\Admin\AppData\Local\Temp\43812dd4d2f3e8d95772c7687f2e0957c7c14fab76e77c7dfc75e0792e2f5a9a.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1612 -
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:4380
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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:4840
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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\tmpBD06.tmp"2⤵
- Creates scheduled task(s)
PID:3332
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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:1684
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
18KB
MD57feaab4d5a9a2f0770c344bb6e12b495
SHA1cee15b3d511f7127a3f86edf2d690f7c2044d7a9
SHA256458b041d5c20446e9d39cb614c281f20666eca7c966d22c6389baef4481854c2
SHA5128dc363c5c34155feb149eee283b1673cd3f04455e3edf6cf429db299663431259f98f7c9bd8538a906d526f7965b8273e3905349558a2159c8cce17fd3f8145b
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5a2c9e935e092d6931ee775d423f826bd
SHA110f3e04649c5446417d39b1ebb181ff7b6d9bddf
SHA25644bf7bc980d3f5f8f94446cb6aab427b8b6188bcee4f3a0d1500e8da2d005754
SHA512ff1fdde85629a55fcbb1d3bfb6cd5d16355ab9ec0db0a7f7cd322472d73d118b85a844879d3ea5c6b5dd74dd479ff9b15fae3f9c1379364cc94bf928ab7d7f0f