Analysis
- max time kernel
128s - max time network
154s - platform
windows7_x64 - resource
win7-20240221-en - resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system - submitted
07/06/2024, 01:12
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
7366efdc06cc42dfc6d84f4a51bc8bb4a6b2cb325374e16f4b08acc64657d6e1.exe
Resource
win7-20240221-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
7366efdc06cc42dfc6d84f4a51bc8bb4a6b2cb325374e16f4b08acc64657d6e1.exe
Resource
win10v2004-20240508-en
5 signatures
150 seconds
General
- Target 7366efdc06cc42dfc6d84f4a51bc8bb4a6b2cb325374e16f4b08acc64657d6e1.exe
- Size 80KB
- Sample240607-bknfbsga79
- SHA256 7366efdc06cc42dfc6d84f4a51bc8bb4a6b2cb325374e16f4b08acc64657d6e1
- MD5 f8829cc38925b68891ebb108ea5bc604
- SHA1 04b58789577d337357b4962164c84720c8a22c22
- SHA512 5723ce3243f2a7ae1c50668c380313cef01dcd77bee9ed1c8527a5a092d0d35a61dde985ab63b77e31cf8b9b0f400f0ca4ad6b4fb895d60697d507fa568e7d1a
- SSDEEP 1536:mB+FC9RntfWeoGiPyCHjKDjfQQQtUdtjVD/8yD:mB+F8tfPN4yCDKDjfQQQta
- MD5 SHA1 SHA512 SSDEEP
Score
9/10
Malware Config
Signatures
- Detects executables built or packed with MPress PE compressor 6 IoCs
resource yara_rule behavioral1/memory/2724-1-0x0000000000400000-0x000000000041C000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/2724-3-0x0000000000400000-0x000000000041C000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/2724-5-0x0000000000400000-0x000000000041C000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/940-17-0x0000000000400000-0x000000000041C000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/940-20-0x0000000000400000-0x000000000041C000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/940-18-0x0000000000400000-0x000000000041C000-memory.dmp INDICATOR_EXE_Packed_MPress - Executes dropped EXE 1 IoCs
pid Process 940 budha.exe - Loads dropped DLL 2 IoCs
pid Process 2724 7366efdc06cc42dfc6d84f4a51bc8bb4a6b2cb325374e16f4b08acc64657d6e1.exe 2724 7366efdc06cc42dfc6d84f4a51bc8bb4a6b2cb325374e16f4b08acc64657d6e1.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2724 wrote to memory of 940 2724 7366efdc06cc42dfc6d84f4a51bc8bb4a6b2cb325374e16f4b08acc64657d6e1.exe 28 PID 2724 wrote to memory of 940 2724 7366efdc06cc42dfc6d84f4a51bc8bb4a6b2cb325374e16f4b08acc64657d6e1.exe 28 PID 2724 wrote to memory of 940 2724 7366efdc06cc42dfc6d84f4a51bc8bb4a6b2cb325374e16f4b08acc64657d6e1.exe 28 PID 2724 wrote to memory of 940 2724 7366efdc06cc42dfc6d84f4a51bc8bb4a6b2cb325374e16f4b08acc64657d6e1.exe 28
Processes
-
C:\Users\Admin\AppData\Local\Temp\7366efdc06cc42dfc6d84f4a51bc8bb4a6b2cb325374e16f4b08acc64657d6e1.exe"C:\Users\Admin\AppData\Local\Temp\7366efdc06cc42dfc6d84f4a51bc8bb4a6b2cb325374e16f4b08acc64657d6e1.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2724 -
C:\Users\Admin\AppData\Local\Temp\budha.exe"C:\Users\Admin\AppData\Local\Temp\budha.exe"2⤵
- Executes dropped EXE
PID:940
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
- Size 70KB
- SHA256 b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
- MD5 49aebf8cbd62d92ac215b2923fb1b9f5
- SHA1 1723be06719828dda65ad804298d0431f6aff976
- SHA512 bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
- SSDEEP 1536:gc257bHnClJ3v5mnAQEBP+bfnW8Ctl8G1G4eu76NWDdB34w18R5cBWcJAm68+Q:gp2ld5jPqW8LgeulxB3fgcEfDQ
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\TarC49E.tmp
- Size 181KB
- SHA256 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
- MD5 4ea6026cf93ec6338144661bf1202cd1
- SHA1 a1dec9044f750ad887935a01430bf49322fbdcb7
- SHA512 6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
- SSDEEP 1536:aAZw/J+lCUsTRvsqgCyqWlUDNWdm1wpSru2A0XwjY/z02DTr3rmt6mZ:as2J+qTR0XCy/dmASru2AijbdG
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\AppData\Local\Temp\budha.exe
- Size 80KB
- SHA256 c111b475b91359463b64298956fb57e85d5d3f62a6ba5938ea16ed440e7f7507
- MD5 ded9a415b464657f4ee38013ab2f628c
- SHA1 d19cd7a800967ec12e1434d36cc0daf53aea6c72
- SHA512 55dc81970b4bbe7bc5e239644aea1a30cf44ec9a075e41ad251f1c23953e16e118ea8c108bcafe0ef1555b5f27568741e1cafc3020fb67462c43f32dd13d792e
- SSDEEP 1536:mB+FC9RntfWeoGiPyCHjKDjfQQQtUdtjVD/8yl:mB+F8tfPN4yCDKDjfQQQt4
- MD5 SHA1 SHA512 SSDEEP