Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
03/04/2024, 12:39
Static task
static1
Behavioral task
behavioral1
Sample
980041bd4d6d52fe31e571a496db18bf9bebc87791b5624d8b71c1a2acfab9b2.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
980041bd4d6d52fe31e571a496db18bf9bebc87791b5624d8b71c1a2acfab9b2.exe
Resource
win10v2004-20240226-en
General
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Target
980041bd4d6d52fe31e571a496db18bf9bebc87791b5624d8b71c1a2acfab9b2.exe
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Size
328KB
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MD5
f79cae4a108b6f62b2b186274a62e195
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SHA1
742e5b643fb3ff6e5f3e7e57d4a44ed851b5f9ef
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SHA256
980041bd4d6d52fe31e571a496db18bf9bebc87791b5624d8b71c1a2acfab9b2
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SHA512
250c80a04648ed5de882eb9a15735218058185c50dc6854bf5955003d88120d2f28c888cd39ee2e085bfd01d1e2a6d499a07eb6a39905ef42d60c1d35fdaf3eb
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SSDEEP
6144:YTtn00UPXQhvsSt/okvbxIYWXDGemuHR2buxa/vlygAi:YTt18IvsM/omSpGelHR2yxkly
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
webmail.fashiongroup.pl - Port:
587 - Username:
[email protected] - Password:
MAregm20! - 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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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\JWxJzQW = "C:\\Users\\Admin\\AppData\\Roaming\\JWxJzQW\\JWxJzQW.exe" 980041bd4d6d52fe31e571a496db18bf9bebc87791b5624d8b71c1a2acfab9b2.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3200 set thread context of 2320 3200 980041bd4d6d52fe31e571a496db18bf9bebc87791b5624d8b71c1a2acfab9b2.exe 87 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2320 980041bd4d6d52fe31e571a496db18bf9bebc87791b5624d8b71c1a2acfab9b2.exe 2320 980041bd4d6d52fe31e571a496db18bf9bebc87791b5624d8b71c1a2acfab9b2.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2320 980041bd4d6d52fe31e571a496db18bf9bebc87791b5624d8b71c1a2acfab9b2.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2320 980041bd4d6d52fe31e571a496db18bf9bebc87791b5624d8b71c1a2acfab9b2.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3200 wrote to memory of 2320 3200 980041bd4d6d52fe31e571a496db18bf9bebc87791b5624d8b71c1a2acfab9b2.exe 87 PID 3200 wrote to memory of 2320 3200 980041bd4d6d52fe31e571a496db18bf9bebc87791b5624d8b71c1a2acfab9b2.exe 87 PID 3200 wrote to memory of 2320 3200 980041bd4d6d52fe31e571a496db18bf9bebc87791b5624d8b71c1a2acfab9b2.exe 87 PID 3200 wrote to memory of 2320 3200 980041bd4d6d52fe31e571a496db18bf9bebc87791b5624d8b71c1a2acfab9b2.exe 87 PID 3200 wrote to memory of 2320 3200 980041bd4d6d52fe31e571a496db18bf9bebc87791b5624d8b71c1a2acfab9b2.exe 87 PID 3200 wrote to memory of 2320 3200 980041bd4d6d52fe31e571a496db18bf9bebc87791b5624d8b71c1a2acfab9b2.exe 87 PID 3200 wrote to memory of 2320 3200 980041bd4d6d52fe31e571a496db18bf9bebc87791b5624d8b71c1a2acfab9b2.exe 87 PID 3200 wrote to memory of 2320 3200 980041bd4d6d52fe31e571a496db18bf9bebc87791b5624d8b71c1a2acfab9b2.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\980041bd4d6d52fe31e571a496db18bf9bebc87791b5624d8b71c1a2acfab9b2.exe"C:\Users\Admin\AppData\Local\Temp\980041bd4d6d52fe31e571a496db18bf9bebc87791b5624d8b71c1a2acfab9b2.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3200 -
C:\Users\Admin\AppData\Local\Temp\980041bd4d6d52fe31e571a496db18bf9bebc87791b5624d8b71c1a2acfab9b2.exe"C:\Users\Admin\AppData\Local\Temp\980041bd4d6d52fe31e571a496db18bf9bebc87791b5624d8b71c1a2acfab9b2.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2320
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\980041bd4d6d52fe31e571a496db18bf9bebc87791b5624d8b71c1a2acfab9b2.exe.log
Filesize42B
MD584cfdb4b995b1dbf543b26b86c863adc
SHA1d2f47764908bf30036cf8248b9ff5541e2711fa2
SHA256d8988d672d6915b46946b28c06ad8066c50041f6152a91d37ffa5cf129cc146b
SHA512485f0ed45e13f00a93762cbf15b4b8f996553baa021152fae5aba051e3736bcd3ca8f4328f0e6d9e3e1f910c96c4a9ae055331123ee08e3c2ce3a99ac2e177ce