Analysis
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max time kernel
141s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
09-03-2023 22:18
Static task
static1
Behavioral task
behavioral1
Sample
HTTP-FJhT8v1B1K4X8P3Ui7.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
HTTP-FJhT8v1B1K4X8P3Ui7.exe
Resource
win10v2004-20230220-en
General
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Target
HTTP-FJhT8v1B1K4X8P3Ui7.exe
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Size
465KB
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MD5
c1dbc7ab29c207faf77a13023149471d
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SHA1
999eae41d16e5a2577234193c7621bc17919e9cc
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SHA256
26b1f1df386879044711fd6aeba55d6de8590409cd47d09f2b06211199bf00f2
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SHA512
22e5b20cb4373afcf3605aea3e860af6a7c75d2a1a740b96599ca681a4919ad9559a79ef32dd260775afa633f575f5f41f028e197a1619a3ace1909355d9d691
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SSDEEP
12288:tXTYKKF81SfIetsdIHNYxeglGiT8yg5Ej:tDTq8tItpglG2gaj
Malware Config
Signatures
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ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
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Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
mshta.exedescription pid pid_target process target process Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1484 3692 mshta.exe -
ModiLoader Second Stage 8 IoCs
Processes:
resource yara_rule behavioral2/memory/548-133-0x0000000000400000-0x000000000047DF20-memory.dmp modiloader_stage2 behavioral2/memory/548-134-0x0000000002290000-0x000000000236C000-memory.dmp modiloader_stage2 behavioral2/memory/548-136-0x0000000002290000-0x000000000236C000-memory.dmp modiloader_stage2 behavioral2/memory/548-135-0x0000000002290000-0x000000000236C000-memory.dmp modiloader_stage2 behavioral2/memory/548-139-0x0000000002290000-0x000000000236C000-memory.dmp modiloader_stage2 behavioral2/memory/548-140-0x0000000002290000-0x000000000236C000-memory.dmp modiloader_stage2 behavioral2/memory/548-162-0x0000000000400000-0x000000000047DF20-memory.dmp modiloader_stage2 behavioral2/memory/548-163-0x0000000002290000-0x000000000236C000-memory.dmp modiloader_stage2 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
mshta.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation mshta.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
powershell.exepid process 5108 powershell.exe 5108 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 5108 powershell.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
mshta.exedescription pid process target process PID 1484 wrote to memory of 5108 1484 mshta.exe powershell.exe PID 1484 wrote to memory of 5108 1484 mshta.exe powershell.exe PID 1484 wrote to memory of 5108 1484 mshta.exe powershell.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\HTTP-FJhT8v1B1K4X8P3Ui7.exe"C:\Users\Admin\AppData\Local\Temp\HTTP-FJhT8v1B1K4X8P3Ui7.exe"1⤵PID:548
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C:\Windows\system32\mshta.exe"C:\Windows\system32\mshta.exe" javascript:sShN13N="WPp8Lv";ss77=new%20ActiveXObject("WScript.Shell");DttV1yv="8TDFrNS";ZwA0s=ss77.RegRead("HKCU\\software\\yQNM7vUSU7\\sgz30HdC");I0eWCQ="iYKXSs";eval(ZwA0s);STYL6fhk="goNEH";1⤵
- Process spawned unexpected child process
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1484 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" iex $env:bejya2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5108
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_bcwlywoj.a0m.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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memory/548-133-0x0000000000400000-0x000000000047DF20-memory.dmpFilesize
503KB
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memory/548-134-0x0000000002290000-0x000000000236C000-memory.dmpFilesize
880KB
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memory/548-136-0x0000000002290000-0x000000000236C000-memory.dmpFilesize
880KB
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memory/548-135-0x0000000002290000-0x000000000236C000-memory.dmpFilesize
880KB
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memory/548-139-0x0000000002290000-0x000000000236C000-memory.dmpFilesize
880KB
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memory/548-140-0x0000000002290000-0x000000000236C000-memory.dmpFilesize
880KB
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memory/548-163-0x0000000002290000-0x000000000236C000-memory.dmpFilesize
880KB
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memory/548-162-0x0000000000400000-0x000000000047DF20-memory.dmpFilesize
503KB
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memory/5108-146-0x0000000005030000-0x0000000005052000-memory.dmpFilesize
136KB
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memory/5108-145-0x0000000005100000-0x0000000005728000-memory.dmpFilesize
6.2MB
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memory/5108-147-0x0000000005730000-0x0000000005796000-memory.dmpFilesize
408KB
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memory/5108-148-0x0000000005890000-0x00000000058F6000-memory.dmpFilesize
408KB
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memory/5108-143-0x0000000002700000-0x0000000002710000-memory.dmpFilesize
64KB
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memory/5108-158-0x0000000005E00000-0x0000000005E1E000-memory.dmpFilesize
120KB
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memory/5108-159-0x0000000002700000-0x0000000002710000-memory.dmpFilesize
64KB
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memory/5108-160-0x00000000075D0000-0x0000000007C4A000-memory.dmpFilesize
6.5MB
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memory/5108-161-0x0000000006EA0000-0x0000000006EBA000-memory.dmpFilesize
104KB
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memory/5108-144-0x0000000002700000-0x0000000002710000-memory.dmpFilesize
64KB
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memory/5108-142-0x00000000026C0000-0x00000000026F6000-memory.dmpFilesize
216KB
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memory/5108-164-0x0000000002700000-0x0000000002710000-memory.dmpFilesize
64KB
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memory/5108-165-0x0000000002700000-0x0000000002710000-memory.dmpFilesize
64KB