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Analysis
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max time kernel
143s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20231130-en -
resource tags
arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system -
submitted
12/12/2023, 14:39
Static task
static1
Behavioral task
behavioral1
Sample
attached final docs.exe
Resource
win7-20231130-en
Behavioral task
behavioral2
Sample
attached final docs.exe
Resource
win10v2004-20231130-en
General
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Target
attached final docs.exe
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Size
672KB
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MD5
05bdbf0f45e344ba71847553e4900da0
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SHA1
108de8169c3e3affadabb29a3da9d953efb79c87
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SHA256
7f382cc5928a8adf09033a4412af83f103fe25384f7fb39343344432fc71f8c1
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SHA512
922c275dd6ae6ed21a0a9789343d1848b739ff0dc5d4f0db4f8722b3b5804e0f9061d4ad1a22a7aef83044ed9fa9adbae33014b2df743fa52f364f9f57bd0198
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SSDEEP
12288:2S3IU8S6eUd+qKo5v8XCQNhtFJXuxgOwZ0GPkqxEvYnfgAJ7pArHaBtUzefE:2IItSAd+qKo96vNxZMeA0tHE
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.precise.co.in - Port:
587 - Username:
[email protected] - Password:
Singh@2022$ - 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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Detect ZGRat V1 1 IoCs
resource yara_rule behavioral2/memory/2488-6-0x0000000005A50000-0x0000000005A68000-memory.dmp family_zgrat_v1 -
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-1-5-21-1791582586-1997866593-3795608343-1000\Control Panel\International\Geo\Nation attached final docs.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1791582586-1997866593-3795608343-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boqXv = "C:\\Users\\Admin\\AppData\\Roaming\\boqXv\\boqXv.exe" RegSvcs.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2488 set thread context of 2996 2488 attached final docs.exe 91 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 3080 2996 WerFault.exe 91 -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3448 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 15 IoCs
pid Process 2488 attached final docs.exe 2488 attached final docs.exe 2488 attached final docs.exe 2488 attached final docs.exe 2488 attached final docs.exe 2488 attached final docs.exe 4300 powershell.exe 844 powershell.exe 2488 attached final docs.exe 2488 attached final docs.exe 2488 attached final docs.exe 4300 powershell.exe 2996 RegSvcs.exe 2996 RegSvcs.exe 844 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2488 attached final docs.exe Token: SeDebugPrivilege 4300 powershell.exe Token: SeDebugPrivilege 844 powershell.exe Token: SeDebugPrivilege 2996 RegSvcs.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 2488 wrote to memory of 4300 2488 attached final docs.exe 96 PID 2488 wrote to memory of 4300 2488 attached final docs.exe 96 PID 2488 wrote to memory of 4300 2488 attached final docs.exe 96 PID 2488 wrote to memory of 844 2488 attached final docs.exe 95 PID 2488 wrote to memory of 844 2488 attached final docs.exe 95 PID 2488 wrote to memory of 844 2488 attached final docs.exe 95 PID 2488 wrote to memory of 3448 2488 attached final docs.exe 94 PID 2488 wrote to memory of 3448 2488 attached final docs.exe 94 PID 2488 wrote to memory of 3448 2488 attached final docs.exe 94 PID 2488 wrote to memory of 4380 2488 attached final docs.exe 92 PID 2488 wrote to memory of 4380 2488 attached final docs.exe 92 PID 2488 wrote to memory of 4380 2488 attached final docs.exe 92 PID 2488 wrote to memory of 2996 2488 attached final docs.exe 91 PID 2488 wrote to memory of 2996 2488 attached final docs.exe 91 PID 2488 wrote to memory of 2996 2488 attached final docs.exe 91 PID 2488 wrote to memory of 2996 2488 attached final docs.exe 91 PID 2488 wrote to memory of 2996 2488 attached final docs.exe 91 PID 2488 wrote to memory of 2996 2488 attached final docs.exe 91 PID 2488 wrote to memory of 2996 2488 attached final docs.exe 91 PID 2488 wrote to memory of 2996 2488 attached final docs.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\attached final docs.exe"C:\Users\Admin\AppData\Local\Temp\attached final docs.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2488 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2996 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2996 -s 14163⤵
- Program crash
PID:3080
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵PID:4380
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TbuoHeok" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAFC8.tmp"2⤵
- Creates scheduled task(s)
PID:3448
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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\TbuoHeok.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:844
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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\Local\Temp\attached final docs.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4300
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2996 -ip 29961⤵PID:3836
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
MD52cfd861054d83b63f1106a07c2a0f886
SHA18c4410e50f8503d5197c92a6b7cbd67ce428d49a
SHA256c0444c13d20504503158dec6666928c2b6bbd363ba6e019f9ece838f949d4e29
SHA5125ca9c36e42514b805875f3be477371d78bed75d9870f90ee7d79663e4c1a44f0f10c2c620165d73eb0375b0b20b38eedd7f4010a5834ad29a48e217e6b8ed6c1
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD516d0a8f768a817b001500d90061479d9
SHA1ef756a0d4ec35cef67d6ba1afd2a4b61ea44c970
SHA256854c45c1a0a84a8ccaef0b9706b3215b595af0c01707a9cebfefee60a6875a89
SHA512a4f445006ea51e86ccfdf60a7ff3d1421a9ff1bcd8d2cd56565a4782e3569b8934de20a74ac7db8939159049a73c2fd34ec9c6eaed3c2d88a6b8ab3e155adbeb