Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system - submitted
10/03/2024, 00:53
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
c2d51082918242a12703c1cb424f0848458831253571fd03f4c4ff642afac2a1.exe
Resource
win7-20240221-en
7 signatures
150 seconds
General
- Target c2d51082918242a12703c1cb424f0848458831253571fd03f4c4ff642afac2a1.exe
- Size 101KB
- Sample240310-a8vzmsgb5w
- SHA256 c2d51082918242a12703c1cb424f0848458831253571fd03f4c4ff642afac2a1
- MD5 498007c3828d1c75c2f7072f060f1372
- SHA1 82a3b73611d05705d9632d35097adc21d13f8dea
- SHA512 c4a43bd38296291fdbf09bfdd86a4f63d7d294660455ead2e416e40b346be9ce88a057208d62bb57cc80ff88f2243767b206f5647f19f2982c9de14e6177558e
- SSDEEP 1536:OVNSf7hyk+I6412V6PMqAax80XAFSrRd4BH7HU:SSf9yk+U2V63XAFSrRKBHDU
- 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 7 IoCs
resource yara_rule behavioral2/memory/4780-0-0x0000000000400000-0x0000000000438000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/files/0x0007000000023244-6.dat INDICATOR_EXE_Packed_MPress behavioral2/memory/1692-15-0x0000000000400000-0x0000000000438000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/4780-17-0x0000000000400000-0x0000000000438000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/1692-20-0x0000000000400000-0x0000000000438000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/1692-22-0x0000000000400000-0x0000000000438000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/1692-28-0x0000000000400000-0x0000000000438000-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-1-5-21-399997616-3400990511-967324271-1000\Control Panel\International\Geo\Nation c2d51082918242a12703c1cb424f0848458831253571fd03f4c4ff642afac2a1.exe - Executes dropped EXE 1 IoCs
pid Process 1692 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 4780 wrote to memory of 1692 4780 c2d51082918242a12703c1cb424f0848458831253571fd03f4c4ff642afac2a1.exe 94 PID 4780 wrote to memory of 1692 4780 c2d51082918242a12703c1cb424f0848458831253571fd03f4c4ff642afac2a1.exe 94 PID 4780 wrote to memory of 1692 4780 c2d51082918242a12703c1cb424f0848458831253571fd03f4c4ff642afac2a1.exe 94 PID 4780 wrote to memory of 1700 4780 c2d51082918242a12703c1cb424f0848458831253571fd03f4c4ff642afac2a1.exe 95 PID 4780 wrote to memory of 1700 4780 c2d51082918242a12703c1cb424f0848458831253571fd03f4c4ff642afac2a1.exe 95 PID 4780 wrote to memory of 1700 4780 c2d51082918242a12703c1cb424f0848458831253571fd03f4c4ff642afac2a1.exe 95
Processes
-
C:\Users\Admin\AppData\Local\Temp\c2d51082918242a12703c1cb424f0848458831253571fd03f4c4ff642afac2a1.exe"C:\Users\Admin\AppData\Local\Temp\c2d51082918242a12703c1cb424f0848458831253571fd03f4c4ff642afac2a1.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4780 -
C:\Users\Admin\AppData\Local\Temp\huter.exe"C:\Users\Admin\AppData\Local\Temp\huter.exe"2⤵
- Executes dropped EXE
PID:1692
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "2⤵PID:1700
-
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 101KB
- SHA256 f24f848043ea78d12434ed5bd2ddf3548d745d2c80a3d15f9a54b6f41587ab64
- MD5 64f779fbb2b159186fa11533c404565c
- SHA1 745466791c0f59e01f3e0b86685ac54ab7e41475
- SHA512 af121e243e983e1bc4bcf4ed183c751dce21160caa63ab50deaea03b7af71430a4c22d7d5eecc1e5ed191c29f1d0f2240aff039836867272850a99f161dac399
- SSDEEP 1536:OVNSf7hyk+I6412V6PMqAax80XAFSrRd4BH7H0:SSf9yk+U2V63XAFSrRKBHD0
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\sanfdr.bat
- Size 338B
- SHA256 35d35c3c81855bd85e6610285edf6d4cab6565e71d05c02ae8e4ac782e38a4d1
- MD5 60246483c5977390a02af2cf24b0b3dc
- SHA1 30220344459ca0a1cc0384815e572338cf9eca8e
- SHA512 b2aa0a07ce5859bbb09694b10303f6caca45453e95c6b7128dfe36f1caa2d25e82979a259c2739d348ce842089a842497d20987c45bc5de5a5af0b2fe18d8f63
- MD5 SHA1 SHA512