Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system - submitted
27/03/2024, 22:34
Behavioral task
behavioral1
Sample
99bbe19343a485d8fe133a88dd44330b3899dd6e7b6cec734eadf20195e15998.exe
Resource
win7-20240221-en
7 signatures
150 seconds
General
- Target 99bbe19343a485d8fe133a88dd44330b3899dd6e7b6cec734eadf20195e15998.exe
- Size 218KB
- Sample240327-2hjbpscg83
- SHA256 99bbe19343a485d8fe133a88dd44330b3899dd6e7b6cec734eadf20195e15998
- MD5 84b1018902e4b4acb96008f337d496ae
- SHA1 bd5ac34f7242825be352440a294a656840c77245
- SHA512 742bd97ddd2bf99c64f93c86e3716672eef36354764a7d4e38a4ad7cc86cd51d85b4dff8e0bb3c0e09440ee13e407b7f3a52e7cea63bf2a2b9dbc8c7461c03bd
- SSDEEP 3072:1fPdWqV0CvL6GGCPNqWUxrR/x9sTBHDpK:1flWqV0sL6h9xr9ABHDpK
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
urelas
C2
-
218.54.47.77
-
218.54.47.74
Signatures
- Detects executables built or packed with MPress PE compressor 6 IoCs
resource yara_rule behavioral2/memory/2988-0-0x0000000000400000-0x0000000000439000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/files/0x000b000000023127-6.dat INDICATOR_EXE_Packed_MPress behavioral2/memory/3008-15-0x0000000000400000-0x0000000000439000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/2988-17-0x0000000000400000-0x0000000000439000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/3008-20-0x0000000000400000-0x0000000000439000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/3008-21-0x0000000000400000-0x0000000000439000-memory.dmp INDICATOR_EXE_Packed_MPress - 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-1-5-21-566096764-1992588923-1249862864-1000\Control Panel\International\Geo\Nation 99bbe19343a485d8fe133a88dd44330b3899dd6e7b6cec734eadf20195e15998.exe - Executes dropped EXE 1 IoCs
pid Process 3008 huter.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2988 wrote to memory of 3008 2988 99bbe19343a485d8fe133a88dd44330b3899dd6e7b6cec734eadf20195e15998.exe 90 PID 2988 wrote to memory of 3008 2988 99bbe19343a485d8fe133a88dd44330b3899dd6e7b6cec734eadf20195e15998.exe 90 PID 2988 wrote to memory of 3008 2988 99bbe19343a485d8fe133a88dd44330b3899dd6e7b6cec734eadf20195e15998.exe 90 PID 2988 wrote to memory of 3932 2988 99bbe19343a485d8fe133a88dd44330b3899dd6e7b6cec734eadf20195e15998.exe 91 PID 2988 wrote to memory of 3932 2988 99bbe19343a485d8fe133a88dd44330b3899dd6e7b6cec734eadf20195e15998.exe 91 PID 2988 wrote to memory of 3932 2988 99bbe19343a485d8fe133a88dd44330b3899dd6e7b6cec734eadf20195e15998.exe 91
Processes
-
C:\Users\Admin\AppData\Local\Temp\99bbe19343a485d8fe133a88dd44330b3899dd6e7b6cec734eadf20195e15998.exe"C:\Users\Admin\AppData\Local\Temp\99bbe19343a485d8fe133a88dd44330b3899dd6e7b6cec734eadf20195e15998.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2988 -
C:\Users\Admin\AppData\Local\Temp\huter.exe"C:\Users\Admin\AppData\Local\Temp\huter.exe"2⤵
- Executes dropped EXE
PID:3008
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "2⤵PID:3932
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
- Size 512B
- SHA256 df1edebe6911c5127449117bdcec2878b0ecaff3e930a37e13aefe54363be228
- MD5 d8c69e006046149f40585fb3e1bfafb4
- SHA1 97073fb1d116248dbecd009e4bf873ab45c6c2da
- SHA512 b8f5c75fbbddbb185a82395b59f75802cf800dac792c7256261998f3b4a965f180a901f4bd4e873b1cec0ac7acb77e09ec793c8b19ac2d1fdf115e57c42626b9
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\huter.exe
- Size 218KB
- SHA256 a208455b6da981b76485ab5f31a148430d1aa26840092c3d637a032c8783934e
- MD5 fd9e7c788b76d5f5ce83e0cc77953086
- SHA1 b13dacb9323f642b76d1a2a5e4124098b26fd9b7
- SHA512 1ffb2c4ee410f0e313c226dceb92725d48ec953a6c525394b3fdbd115a214821e758b61305f58a5a75e7a4775f9777b472929e0dd7f805a64868958e0c75efb8
- SSDEEP 3072:1fPdWqV0CvL6GGCPNqWUxrR/x9sTBHDp+:1flWqV0sL6h9xr9ABHDp+
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\sanfdr.bat
- Size 338B
- SHA256 4038240cad80eaef99dec09dce4cab2f893091b197e72233827587698f1a6f6e
- MD5 714313fefb7cf551b93c96ba1dbbcb9f
- SHA1 5d1aba29b775fcef90ce5828cc626f2760292cfd
- SHA512 983e6c2adf5c31f7d4684eb4883d5ae6d6a7b451e58d15bad2feee809aef26e4390b5c3bf9fd406a24dff0f811596bf6414921c73fab0846b92ff32aad5170f5
- MD5 SHA1 SHA512