Analysis
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max time kernel
75s -
max time network
70s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
17-12-2024 21:04
Static task
static1
Behavioral task
behavioral1
Sample
a9ea99ba9c236d5cdf10b28ffdfd5d80d5bbe18968456a90730566de13747c71.exe
Resource
win7-20240903-en
General
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Target
a9ea99ba9c236d5cdf10b28ffdfd5d80d5bbe18968456a90730566de13747c71.exe
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Size
81KB
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MD5
eea37dc012a4d62d0fc0248f80667f6e
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SHA1
0de8b0368e89ba25bde508ee7149618ae78ff8bc
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SHA256
a9ea99ba9c236d5cdf10b28ffdfd5d80d5bbe18968456a90730566de13747c71
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SHA512
44dcdb6d516bc48e99b08a89fdbcae649eac0a7353ed6f39054b4705b94e1fc26f1e8c8bf12e4455caba4227c198238e861d0d27b9ba0688b9a1cf5b68beabf0
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SSDEEP
1536:zxKyhnAUfUiZR9G84qk+Be/HZ17hmZpDsxu13:zLCEZTGx518ox63
Malware Config
Extracted
urelas
218.54.28.139
121.88.5.183
Signatures
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Urelas family
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Deletes itself 1 IoCs
pid Process 2776 cmd.exe -
Executes dropped EXE 1 IoCs
pid Process 2728 poldge.exe -
Loads dropped DLL 1 IoCs
pid Process 3068 a9ea99ba9c236d5cdf10b28ffdfd5d80d5bbe18968456a90730566de13747c71.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a9ea99ba9c236d5cdf10b28ffdfd5d80d5bbe18968456a90730566de13747c71.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language poldge.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3068 wrote to memory of 2728 3068 a9ea99ba9c236d5cdf10b28ffdfd5d80d5bbe18968456a90730566de13747c71.exe 30 PID 3068 wrote to memory of 2728 3068 a9ea99ba9c236d5cdf10b28ffdfd5d80d5bbe18968456a90730566de13747c71.exe 30 PID 3068 wrote to memory of 2728 3068 a9ea99ba9c236d5cdf10b28ffdfd5d80d5bbe18968456a90730566de13747c71.exe 30 PID 3068 wrote to memory of 2728 3068 a9ea99ba9c236d5cdf10b28ffdfd5d80d5bbe18968456a90730566de13747c71.exe 30 PID 3068 wrote to memory of 2776 3068 a9ea99ba9c236d5cdf10b28ffdfd5d80d5bbe18968456a90730566de13747c71.exe 31 PID 3068 wrote to memory of 2776 3068 a9ea99ba9c236d5cdf10b28ffdfd5d80d5bbe18968456a90730566de13747c71.exe 31 PID 3068 wrote to memory of 2776 3068 a9ea99ba9c236d5cdf10b28ffdfd5d80d5bbe18968456a90730566de13747c71.exe 31 PID 3068 wrote to memory of 2776 3068 a9ea99ba9c236d5cdf10b28ffdfd5d80d5bbe18968456a90730566de13747c71.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\a9ea99ba9c236d5cdf10b28ffdfd5d80d5bbe18968456a90730566de13747c71.exe"C:\Users\Admin\AppData\Local\Temp\a9ea99ba9c236d5cdf10b28ffdfd5d80d5bbe18968456a90730566de13747c71.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3068 -
C:\Users\Admin\AppData\Local\Temp\poldge.exe"C:\Users\Admin\AppData\Local\Temp\poldge.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2728
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C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
PID:2776
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
512B
MD5af6f90fee60d60070d9076eba7533c76
SHA1015da84cb0cfce8699e8b1937dfac54a15e7e792
SHA25614360d90f621ef9e1d84b269de67f782c9f6a904cf3226c2724d4898c157b687
SHA51253ce60ef6f9dc9241d106d4e160833430e7855a221babf9835578096313a7a8ba1285df8d5620850ffe9f41f860e04e758a2f0be6fe688a87ea13d780234c3dc
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Filesize
338B
MD56f1eb2cfc9272c8088ee4c3fbcba882b
SHA196320a15c8e4b6fab8f3c4262cb6240204407098
SHA256b90e78ddf648f328c780a47110b7dfcf6c72bcc9dc1c067a78ceb8950fe10898
SHA512b46fbcf8b615f2979f06ca5d1bd2daa86086765487fa804729c8735a3eae379280d16ae2f7ce316607428ade29cf9f299719960a1ec4b2970c81a9702171cae5
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Filesize
81KB
MD544a988554fda850c29b980c2c61da0a1
SHA1386d4935c05a19da72e7d70bb0ebec2f302eda44
SHA2568df1c667c293e2a40959d1ee426901d98d3a7335b7b96238a86dcd8a046219da
SHA5128c88a287e67f1d9dad9261b9a25b2e1343aa7c14d2007e981776929f398e200afe7eedb281be32014ac82127159556c120fb5a9a964d3075564b3d16a83fbbce