Analysis
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max time kernel
148s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
29/02/2024, 02:41
Static task
static1
Behavioral task
behavioral1
Sample
21617dc0cc29a6ea8edff704df59a7ccafb65af05f1c40abb653b186868432e4.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
21617dc0cc29a6ea8edff704df59a7ccafb65af05f1c40abb653b186868432e4.exe
Resource
win10v2004-20240226-en
General
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Target
21617dc0cc29a6ea8edff704df59a7ccafb65af05f1c40abb653b186868432e4.exe
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Size
511KB
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MD5
fcb1d7037370153d2b6d10e292c1ba8a
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SHA1
3464ca53571f33a746527d0b9f2a237cc1385cf5
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SHA256
21617dc0cc29a6ea8edff704df59a7ccafb65af05f1c40abb653b186868432e4
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SHA512
9abf18802c7dde448f43a3cc512d2dced6ae4330ed6420b0135a5491b772e29172b583b407deab0bae03fcce8c2612e626f4b82b2fad7ffa630b5fcaad49c50a
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SSDEEP
12288:rgfhA7sRZy3L0CQ6sAL8gemhDzO0Y6GTAfcFaVj:sfhA7s/y3LgngeCzO0RGTAf
Malware Config
Extracted
Protocol: smtp- Host:
smtp.ionos.es - Port:
587 - Username:
[email protected] - Password:
Bian_Conv-20-00
Extracted
agenttesla
Protocol: smtp- Host:
smtp.ionos.es - Port:
587 - Username:
[email protected] - Password:
Bian_Conv-20-00 - 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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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 27 api.ipify.org 28 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2804 set thread context of 2892 2804 21617dc0cc29a6ea8edff704df59a7ccafb65af05f1c40abb653b186868432e4.exe 88 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2892 21617dc0cc29a6ea8edff704df59a7ccafb65af05f1c40abb653b186868432e4.exe 2892 21617dc0cc29a6ea8edff704df59a7ccafb65af05f1c40abb653b186868432e4.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2892 21617dc0cc29a6ea8edff704df59a7ccafb65af05f1c40abb653b186868432e4.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2892 21617dc0cc29a6ea8edff704df59a7ccafb65af05f1c40abb653b186868432e4.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2804 wrote to memory of 2892 2804 21617dc0cc29a6ea8edff704df59a7ccafb65af05f1c40abb653b186868432e4.exe 88 PID 2804 wrote to memory of 2892 2804 21617dc0cc29a6ea8edff704df59a7ccafb65af05f1c40abb653b186868432e4.exe 88 PID 2804 wrote to memory of 2892 2804 21617dc0cc29a6ea8edff704df59a7ccafb65af05f1c40abb653b186868432e4.exe 88 PID 2804 wrote to memory of 2892 2804 21617dc0cc29a6ea8edff704df59a7ccafb65af05f1c40abb653b186868432e4.exe 88 PID 2804 wrote to memory of 2892 2804 21617dc0cc29a6ea8edff704df59a7ccafb65af05f1c40abb653b186868432e4.exe 88 PID 2804 wrote to memory of 2892 2804 21617dc0cc29a6ea8edff704df59a7ccafb65af05f1c40abb653b186868432e4.exe 88 PID 2804 wrote to memory of 2892 2804 21617dc0cc29a6ea8edff704df59a7ccafb65af05f1c40abb653b186868432e4.exe 88 PID 2804 wrote to memory of 2892 2804 21617dc0cc29a6ea8edff704df59a7ccafb65af05f1c40abb653b186868432e4.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\21617dc0cc29a6ea8edff704df59a7ccafb65af05f1c40abb653b186868432e4.exe"C:\Users\Admin\AppData\Local\Temp\21617dc0cc29a6ea8edff704df59a7ccafb65af05f1c40abb653b186868432e4.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2804 -
C:\Users\Admin\AppData\Local\Temp\21617dc0cc29a6ea8edff704df59a7ccafb65af05f1c40abb653b186868432e4.exe"C:\Users\Admin\AppData\Local\Temp\21617dc0cc29a6ea8edff704df59a7ccafb65af05f1c40abb653b186868432e4.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2892
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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\21617dc0cc29a6ea8edff704df59a7ccafb65af05f1c40abb653b186868432e4.exe.log
Filesize706B
MD5f8bcaf312de8591707436c1dcebba8e4
SHA1a1269828e5f644601622f4a7a611aec8f2eda0b2
SHA256f0f5a90777c70cdceea22bd66b33c1703a318acc45cb012d0b01585a1ac12b29
SHA5123a714f5950584abbc94a27bbd4623bfc5acb1135c8c9fca4d74e70c8481b71ace7dbc1dfbf101dd07c76a050acfb4852f31dd57fc7ae196382336c5edc9e6413