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Analysis
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max time kernel
149s -
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
11/12/2023, 06:05
Static task
static1
Behavioral task
behavioral1
Sample
Request_J3M4KY4.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
Request_J3M4KY4.exe
Resource
win10v2004-20231127-en
General
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Target
Request_J3M4KY4.exe
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Size
586KB
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MD5
f9f528333ecafe75f5a1bda99f5078ba
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SHA1
f0bad69ec4e17b2a9ea58cc2111e217bf20ebeec
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SHA256
36c7aadbf176670afd5f3b43adc0fe552cacf641079f6b6f71f285acf0c34e63
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SHA512
dfad66174ab7c8178143337b9dadc4afd1709ec4f9f518abd906cb4273fd0e6c4b8c63ff5f6a7dfb7e715052fc4915a9a1b3ba347b14120642cbde23b8b309ff
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SSDEEP
12288:+3IU8S6eUdvPW4kqce1SlltOH/+/gNx1/2beQC+yvWDw8e:UItSAdvzceKjOEM/MC+yKw
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot5556229164:AAG06WuQ2Ibcy5ZKb4lTSDlmionK0lTPWiM/
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/4048-6-0x00000000067E0000-0x00000000067F8000-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-1-5-21-3028534956-1709433221-1313273668-1000\Control Panel\International\Geo\Nation Request_J3M4KY4.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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3028534956-1709433221-1313273668-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Request_J3M4KY4.exe Key opened \REGISTRY\USER\S-1-5-21-3028534956-1709433221-1313273668-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Request_J3M4KY4.exe Key opened \REGISTRY\USER\S-1-5-21-3028534956-1709433221-1313273668-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Request_J3M4KY4.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3028534956-1709433221-1313273668-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fOLFRQq = "C:\\Users\\Admin\\AppData\\Roaming\\fOLFRQq\\fOLFRQq.exe" Request_J3M4KY4.exe -
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 62 api.ipify.org 63 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4048 set thread context of 3444 4048 Request_J3M4KY4.exe 110 -
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 2200 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 19 IoCs
pid Process 4048 Request_J3M4KY4.exe 4048 Request_J3M4KY4.exe 4048 Request_J3M4KY4.exe 4048 Request_J3M4KY4.exe 4048 Request_J3M4KY4.exe 4048 Request_J3M4KY4.exe 4048 Request_J3M4KY4.exe 4048 Request_J3M4KY4.exe 4048 Request_J3M4KY4.exe 4048 Request_J3M4KY4.exe 3456 powershell.exe 3456 powershell.exe 4048 Request_J3M4KY4.exe 4048 Request_J3M4KY4.exe 1844 powershell.exe 1844 powershell.exe 4048 Request_J3M4KY4.exe 1844 powershell.exe 3456 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4048 Request_J3M4KY4.exe Token: SeDebugPrivilege 1844 powershell.exe Token: SeDebugPrivilege 3456 powershell.exe Token: SeDebugPrivilege 3444 Request_J3M4KY4.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3444 Request_J3M4KY4.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 4048 wrote to memory of 1844 4048 Request_J3M4KY4.exe 103 PID 4048 wrote to memory of 1844 4048 Request_J3M4KY4.exe 103 PID 4048 wrote to memory of 1844 4048 Request_J3M4KY4.exe 103 PID 4048 wrote to memory of 3456 4048 Request_J3M4KY4.exe 105 PID 4048 wrote to memory of 3456 4048 Request_J3M4KY4.exe 105 PID 4048 wrote to memory of 3456 4048 Request_J3M4KY4.exe 105 PID 4048 wrote to memory of 2200 4048 Request_J3M4KY4.exe 107 PID 4048 wrote to memory of 2200 4048 Request_J3M4KY4.exe 107 PID 4048 wrote to memory of 2200 4048 Request_J3M4KY4.exe 107 PID 4048 wrote to memory of 3596 4048 Request_J3M4KY4.exe 109 PID 4048 wrote to memory of 3596 4048 Request_J3M4KY4.exe 109 PID 4048 wrote to memory of 3596 4048 Request_J3M4KY4.exe 109 PID 4048 wrote to memory of 3444 4048 Request_J3M4KY4.exe 110 PID 4048 wrote to memory of 3444 4048 Request_J3M4KY4.exe 110 PID 4048 wrote to memory of 3444 4048 Request_J3M4KY4.exe 110 PID 4048 wrote to memory of 3444 4048 Request_J3M4KY4.exe 110 PID 4048 wrote to memory of 3444 4048 Request_J3M4KY4.exe 110 PID 4048 wrote to memory of 3444 4048 Request_J3M4KY4.exe 110 PID 4048 wrote to memory of 3444 4048 Request_J3M4KY4.exe 110 PID 4048 wrote to memory of 3444 4048 Request_J3M4KY4.exe 110 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3028534956-1709433221-1313273668-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Request_J3M4KY4.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3028534956-1709433221-1313273668-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Request_J3M4KY4.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Request_J3M4KY4.exe"C:\Users\Admin\AppData\Local\Temp\Request_J3M4KY4.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4048 -
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\Request_J3M4KY4.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1844
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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\RHZANWgIKLUCv.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3456
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RHZANWgIKLUCv" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAE8.tmp"2⤵
- Creates scheduled task(s)
PID:2200
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C:\Users\Admin\AppData\Local\Temp\Request_J3M4KY4.exe"C:\Users\Admin\AppData\Local\Temp\Request_J3M4KY4.exe"2⤵PID:3596
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C:\Users\Admin\AppData\Local\Temp\Request_J3M4KY4.exe"C:\Users\Admin\AppData\Local\Temp\Request_J3M4KY4.exe"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:3444
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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
MD5e67c642eb66177cde9f3dd75152dc9a7
SHA12b524d53bb71ab91dbbfa62ba20352ecdc2fae28
SHA2564fbf7c7ae4bd32af6c09e8bdc3a2678d0be97a38c764ffde371f4f557281498b
SHA5127aec1e48c739bea6e78afa0acbdc9062434c970a1e68afebf3fdfc134c146d3edd5b993cc8a3fc08042e997f972b7d3cc8bc7bb82e64fae3a4544cf6e5341be7
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD575b0a079de7d3992caf7fc4772fe9607
SHA1eceec60cda54552a78bb82c2b779ed918166f5d6
SHA256b431551e3c5bb55aca4ac41409fd2b6b7189cae8ccc38770a9f60062a54a1a7b
SHA5120d2b8eeb96f9afaef55ce8edad66c4c23091e3fbbc2056e6fe736d13581d3a537b5dc4dce78578140e1a216ad7e8a61d38a7291b9b46547fbc7341d813913653