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240415-razzdaac7s7Analysis
- max time kernel
292s - max time network
302s - platform
windows11-21h2_x64 - resource
win11-20240412-en - resource tags
arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system - submitted
17/04/2024, 14:26
Static task
static1
Behavioral task
behavioral1
Sample
4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe
Resource
win11-20240412-en
Behavioral task
behavioral2
Sample
4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe
Resource
win7-20240220-en
Behavioral task
behavioral3
Sample
4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe
Resource
win10-20240404-en
Behavioral task
behavioral4
Sample
4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral5
Sample
4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe
Resource
win11-20240412-en
General
- Target 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe
- Size 1.7MB
- Sample240417-rr89dadd2t
- SHA256 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9
- MD5 b2da193fb590153c1e0bafa590b65e34
- SHA1 4a3f97ab1fbe710e51a3bdcd7adb20701668e603
- SHA512 0663db0e37376564d52135be90babf1a117140b4fcf1a2155b4a91b1a87ea1d7ed8955453ab4125e468da3d701ef7ca7bed4d41931978e5b7a2657237cff5f3f
- SSDEEP 24576:pa71p1u7UctrbawQEWsey8clgWe/YPdtjgWZ45bc7X+0VdW/hF:pap/uprbt+xyDLVtM8pW5F
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
-
resource yara_rule behavioral1/memory/3036-3-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-4-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-6-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-7-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-8-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-9-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-14-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-15-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-16-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-28-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-39-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-41-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-47-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-48-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-49-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-50-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-51-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-53-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-54-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-57-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-63-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-64-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-65-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-69-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-70-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-74-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-75-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-76-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-77-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-78-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-82-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-83-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-84-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-85-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-86-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral1/memory/3036-87-0x0000000000400000-0x00000000007A3000-memory.dmp upx - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CSRSS = "\"C:\\ProgramData\\Drivers\\csrss.exe\"" 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4872 set thread context of 3036 4872 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe 81 - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3036 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe 3036 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe 3036 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe 3036 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe 3036 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe 3036 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4872 wrote to memory of 3036 4872 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe 81 PID 4872 wrote to memory of 3036 4872 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe 81 PID 4872 wrote to memory of 3036 4872 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe 81 PID 4872 wrote to memory of 3036 4872 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe 81 PID 4872 wrote to memory of 3036 4872 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe 81 PID 4872 wrote to memory of 3036 4872 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe 81 PID 4872 wrote to memory of 3036 4872 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe 81 PID 4872 wrote to memory of 3036 4872 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe 81
Processes
-
C:\Users\Admin\AppData\Local\Temp\4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe"C:\Users\Admin\AppData\Local\Temp\4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4872 -
C:\Users\Admin\AppData\Local\Temp\4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe"C:\Users\Admin\AppData\Local\Temp\4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:3036
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\4KPV6A~1\cached-microdesc-consensus
- Size 2.6MB
- SHA256 b684399e3c8c9fe286edc15d8a6e14ea9ae7795ea7b5371865140e50fb678b3a
- MD5 8c8bc1908db7ac54e1dd393839811249
- SHA1 00d3e7d05a0abd7dd8d764a13a90d027c06382a4
- SHA512 438d374c3c0ba6db776767906f8ee5cadc4e6042c26f2da4715049f697a7d63e7d178c0e191b8edf91ed1e401401f813c34cd66c0f0b9911826d0b913f3de6d4
- SSDEEP 12288:lIxZqAFjoVtJR9RIRPNzyjHSj1YpFYGOR/2Y5Ng4HgDYzty54:leobw1ZxhYuz5tAci4
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\4KPV6A~1\cached-microdescs.new
- Size 14.5MB
- SHA256 6e960d88674a16db13842f9de65a35e62583383b564a0e5b040838259712929c
- MD5 a402d1d9cf49c515288944fe0d52033a
- SHA1 019c9a891a51a50ce325d9515d48e4d8b961e4ad
- SHA512 f922e9468efcb034929b9a4e2c36b24c5f1433af7eaffe4510dba3f01b85753baf05e415d8d12ae28c85894e99186f08aa8a946c5f9fc6574ac5d596278cba03
- SSDEEP 24576:6g9SaK2b1obxAdc/Gl1X3ghlHlUY28zYNQTRQan96bdC8U2YM66byZ6VFUwx1E86:JN54LYFCXZ1yk
- MD5 SHA1 SHA512 SSDEEP