Analysis
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max time kernel
127s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
26-03-2024 15:00
Static task
static1
Behavioral task
behavioral1
Sample
JUSTIF.TRANSF..exe
Resource
win7-20240221-en
General
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Target
JUSTIF.TRANSF..exe
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Size
798KB
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MD5
fb029eca94061f0186fc8701bdc85c77
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SHA1
08231601ad4894e80dc1bd323456ed5e4cacb13c
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SHA256
d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6
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SHA512
f46da4da503d580eb9fb9648141375f1a5c244d6832a7c426d65337d0e7cec6f515ae1ee9a0921002c4d04b99b01b09775ffe8823e9a557f0ff78aee57cf07d4
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SSDEEP
12288:R6dum27u49Zr7EwcCiCXZHvyK7m2GtW8rTRpJ9ShOWQ7G/GFH9eo:R6dufltdcCpPyPW8rTRp6I8+deo
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot7189076260:AAHEL9QuHqQcKXN8kPXNO5BpYSd3XtQOqFg/
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Processes:
JUSTIF.TRANSF..exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" JUSTIF.TRANSF..exe -
Processes:
JUSTIF.TRANSF..exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths JUSTIF.TRANSF..exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\JUSTIF.TRANSF..exe = "0" JUSTIF.TRANSF..exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
JUSTIF.TRANSF..exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\Control Panel\International\Geo\Nation JUSTIF.TRANSF..exe -
Processes:
JUSTIF.TRANSF..exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths JUSTIF.TRANSF..exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions JUSTIF.TRANSF..exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\JUSTIF.TRANSF..exe = "0" JUSTIF.TRANSF..exe -
Processes:
JUSTIF.TRANSF..exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA JUSTIF.TRANSF..exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" JUSTIF.TRANSF..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.
Processes:
flow ioc 24 api.ipify.org 27 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
JUSTIF.TRANSF..exedescription pid process target process PID 2508 set thread context of 2712 2508 JUSTIF.TRANSF..exe AddInProcess32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 35 IoCs
Processes:
JUSTIF.TRANSF..exepowershell.exeAddInProcess32.exepid process 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 2508 JUSTIF.TRANSF..exe 812 powershell.exe 812 powershell.exe 2712 AddInProcess32.exe 2712 AddInProcess32.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
JUSTIF.TRANSF..exepowershell.exeAddInProcess32.exedescription pid process Token: SeDebugPrivilege 2508 JUSTIF.TRANSF..exe Token: SeDebugPrivilege 812 powershell.exe Token: SeDebugPrivilege 2712 AddInProcess32.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
AddInProcess32.exepid process 2712 AddInProcess32.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
JUSTIF.TRANSF..exedescription pid process target process PID 2508 wrote to memory of 812 2508 JUSTIF.TRANSF..exe powershell.exe PID 2508 wrote to memory of 812 2508 JUSTIF.TRANSF..exe powershell.exe PID 2508 wrote to memory of 2712 2508 JUSTIF.TRANSF..exe AddInProcess32.exe PID 2508 wrote to memory of 2712 2508 JUSTIF.TRANSF..exe AddInProcess32.exe PID 2508 wrote to memory of 2712 2508 JUSTIF.TRANSF..exe AddInProcess32.exe PID 2508 wrote to memory of 2712 2508 JUSTIF.TRANSF..exe AddInProcess32.exe PID 2508 wrote to memory of 2712 2508 JUSTIF.TRANSF..exe AddInProcess32.exe PID 2508 wrote to memory of 2712 2508 JUSTIF.TRANSF..exe AddInProcess32.exe PID 2508 wrote to memory of 2712 2508 JUSTIF.TRANSF..exe AddInProcess32.exe PID 2508 wrote to memory of 2712 2508 JUSTIF.TRANSF..exe AddInProcess32.exe PID 2508 wrote to memory of 4864 2508 JUSTIF.TRANSF..exe AddInProcess32.exe PID 2508 wrote to memory of 4864 2508 JUSTIF.TRANSF..exe AddInProcess32.exe PID 2508 wrote to memory of 4864 2508 JUSTIF.TRANSF..exe AddInProcess32.exe -
System policy modification 1 TTPs 1 IoCs
Processes:
JUSTIF.TRANSF..exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" JUSTIF.TRANSF..exe
Processes
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C:\Users\Admin\AppData\Local\Temp\JUSTIF.TRANSF..exe"C:\Users\Admin\AppData\Local\Temp\JUSTIF.TRANSF..exe"1⤵
- UAC bypass
- Windows security bypass
- Checks computer location settings
- Windows security modification
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\JUSTIF.TRANSF..exe" -Force2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"2⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ljdf4kzu.uc5.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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memory/812-7-0x00007FFD45910000-0x00007FFD463D1000-memory.dmpFilesize
10.8MB
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memory/812-26-0x00007FFD45910000-0x00007FFD463D1000-memory.dmpFilesize
10.8MB
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memory/812-22-0x000001A9CB750000-0x000001A9CB760000-memory.dmpFilesize
64KB
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memory/812-21-0x000001A9CB750000-0x000001A9CB760000-memory.dmpFilesize
64KB
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memory/812-18-0x000001A9CB860000-0x000001A9CB882000-memory.dmpFilesize
136KB
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memory/812-8-0x000001A9CB750000-0x000001A9CB760000-memory.dmpFilesize
64KB
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memory/2508-5-0x00000226B0320000-0x00000226B03B4000-memory.dmpFilesize
592KB
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memory/2508-27-0x00007FFD45910000-0x00007FFD463D1000-memory.dmpFilesize
10.8MB
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memory/2508-0-0x0000022695B30000-0x0000022695B6A000-memory.dmpFilesize
232KB
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memory/2508-4-0x00000226977D0000-0x00000226977EE000-memory.dmpFilesize
120KB
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memory/2508-1-0x00007FFD45910000-0x00007FFD463D1000-memory.dmpFilesize
10.8MB
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memory/2508-2-0x00000226B0210000-0x00000226B0220000-memory.dmpFilesize
64KB
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memory/2508-3-0x00000226B21E0000-0x00000226B2256000-memory.dmpFilesize
472KB
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memory/2712-20-0x0000000075450000-0x0000000075C00000-memory.dmpFilesize
7.7MB
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memory/2712-23-0x0000000005620000-0x0000000005686000-memory.dmpFilesize
408KB
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memory/2712-19-0x0000000005A30000-0x0000000005FD4000-memory.dmpFilesize
5.6MB
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memory/2712-6-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2712-28-0x0000000006BB0000-0x0000000006C00000-memory.dmpFilesize
320KB
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memory/2712-29-0x0000000006CA0000-0x0000000006D32000-memory.dmpFilesize
584KB
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memory/2712-30-0x0000000006E30000-0x0000000006E3A000-memory.dmpFilesize
40KB
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memory/2712-31-0x0000000075450000-0x0000000075C00000-memory.dmpFilesize
7.7MB