Analysis
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max time kernel
128s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
21-05-2022 01:23
Static task
static1
Behavioral task
behavioral1
Sample
updtd-paymentcopy.xls.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
updtd-paymentcopy.xls.exe
Resource
win10v2004-20220414-en
General
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Target
updtd-paymentcopy.xls.exe
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Size
205KB
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MD5
a46f773ea9590ab7e9670b8834daaf76
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SHA1
2724e0a06beb614b52311571b0ddab0c9e99260f
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SHA256
2c47fd67c3768c03972a8883c7313a4c06445b0c1b92c286abc611820fa33580
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SHA512
30e1fc71f4a051435028155b27c621e93c17d9ced96f90f18b178e902ceecbc0673733905e28e28f6a9e8be6c21d55dc29d933634f6a98c2f53dc67cdfc2f636
Malware Config
Extracted
lokibot
http://tradeslushpool.com/widgets/five/fre.php
http://kbfvzoboss.bid/alien/fre.php
http://alphastand.trade/alien/fre.php
http://alphastand.win/alien/fre.php
http://alphastand.top/alien/fre.php
Signatures
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CoreCCC Packer 1 IoCs
Detects CoreCCC packer used to load .NET malware.
Processes:
resource yara_rule behavioral2/memory/988-130-0x0000000000660000-0x000000000069A000-memory.dmp coreccc -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
updtd-paymentcopy.xls.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation updtd-paymentcopy.xls.exe -
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
Processes:
updtd-paymentcopy.xls.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook updtd-paymentcopy.xls.exe Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook updtd-paymentcopy.xls.exe Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook updtd-paymentcopy.xls.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
updtd-paymentcopy.xls.exedescription pid process target process PID 988 set thread context of 3968 988 updtd-paymentcopy.xls.exe updtd-paymentcopy.xls.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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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.
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Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
updtd-paymentcopy.xls.exepid process 988 updtd-paymentcopy.xls.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
updtd-paymentcopy.xls.exepid process 3968 updtd-paymentcopy.xls.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
updtd-paymentcopy.xls.exeupdtd-paymentcopy.xls.exedescription pid process Token: SeDebugPrivilege 988 updtd-paymentcopy.xls.exe Token: SeDebugPrivilege 3968 updtd-paymentcopy.xls.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
updtd-paymentcopy.xls.exedescription pid process target process PID 988 wrote to memory of 4316 988 updtd-paymentcopy.xls.exe schtasks.exe PID 988 wrote to memory of 4316 988 updtd-paymentcopy.xls.exe schtasks.exe PID 988 wrote to memory of 4316 988 updtd-paymentcopy.xls.exe schtasks.exe PID 988 wrote to memory of 3968 988 updtd-paymentcopy.xls.exe updtd-paymentcopy.xls.exe PID 988 wrote to memory of 3968 988 updtd-paymentcopy.xls.exe updtd-paymentcopy.xls.exe PID 988 wrote to memory of 3968 988 updtd-paymentcopy.xls.exe updtd-paymentcopy.xls.exe PID 988 wrote to memory of 3968 988 updtd-paymentcopy.xls.exe updtd-paymentcopy.xls.exe PID 988 wrote to memory of 3968 988 updtd-paymentcopy.xls.exe updtd-paymentcopy.xls.exe PID 988 wrote to memory of 3968 988 updtd-paymentcopy.xls.exe updtd-paymentcopy.xls.exe PID 988 wrote to memory of 3968 988 updtd-paymentcopy.xls.exe updtd-paymentcopy.xls.exe PID 988 wrote to memory of 3968 988 updtd-paymentcopy.xls.exe updtd-paymentcopy.xls.exe PID 988 wrote to memory of 3968 988 updtd-paymentcopy.xls.exe updtd-paymentcopy.xls.exe -
outlook_office_path 1 IoCs
Processes:
updtd-paymentcopy.xls.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook updtd-paymentcopy.xls.exe -
outlook_win_path 1 IoCs
Processes:
updtd-paymentcopy.xls.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook updtd-paymentcopy.xls.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\updtd-paymentcopy.xls.exe"C:\Users\Admin\AppData\Local\Temp\updtd-paymentcopy.xls.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:988 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BRWtwa" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAAFA.tmp"2⤵
- Creates scheduled task(s)
PID:4316 -
C:\Users\Admin\AppData\Local\Temp\updtd-paymentcopy.xls.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3968
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmpAAFA.tmpFilesize
1KB
MD578064bf47814032d4d3d58ce066aeca3
SHA1f1f6e6e5359f9b5542505d5e6dd52a452ea8733b
SHA2568df2415249c2f29011540b8db2b0019f8369b632a6a3f55522dcea1ea9ab19a6
SHA5121791630f009e8383137b6bbfd6e44d64ed82c78c6a250ee7d3ee7eac816a9940512f9768dd0623bdfe31545f778010ef2f7763f319a029216673dfac0670ce6f
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memory/988-130-0x0000000000660000-0x000000000069A000-memory.dmpFilesize
232KB
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memory/988-131-0x0000000005670000-0x0000000005C14000-memory.dmpFilesize
5.6MB
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memory/988-132-0x00000000050C0000-0x0000000005152000-memory.dmpFilesize
584KB
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memory/988-133-0x0000000005040000-0x000000000504A000-memory.dmpFilesize
40KB
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memory/988-134-0x0000000008790000-0x000000000882C000-memory.dmpFilesize
624KB
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memory/3968-137-0x0000000000000000-mapping.dmp
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memory/3968-138-0x0000000000400000-0x00000000004A2000-memory.dmpFilesize
648KB
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memory/3968-140-0x0000000000400000-0x00000000004A2000-memory.dmpFilesize
648KB
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memory/3968-141-0x0000000000400000-0x00000000004A2000-memory.dmpFilesize
648KB
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memory/4316-135-0x0000000000000000-mapping.dmp