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17/04/2024, 14:27
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240415-razzdaac7s 7Analysis
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max time kernel
1798s -
max time network
1800s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system -
submitted
15/04/2024, 14:00
Static task
static1
Behavioral task
behavioral1
Sample
4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe
Resource
win10-20240404-en
Behavioral task
behavioral2
Sample
4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe
Resource
win7-20231129-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
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Target
4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe
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Size
1.7MB
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MD5
b2da193fb590153c1e0bafa590b65e34
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SHA1
4a3f97ab1fbe710e51a3bdcd7adb20701668e603
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SHA256
4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9
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SHA512
0663db0e37376564d52135be90babf1a117140b4fcf1a2155b4a91b1a87ea1d7ed8955453ab4125e468da3d701ef7ca7bed4d41931978e5b7a2657237cff5f3f
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SSDEEP
24576:pa71p1u7UctrbawQEWsey8clgWe/YPdtjgWZ45bc7X+0VdW/hF:pap/uprbt+xyDLVtM8pW5F
Malware Config
Signatures
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resource yara_rule behavioral3/memory/4460-1-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-5-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-6-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-7-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-8-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-9-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-14-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-15-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-16-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-22-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-42-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-46-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-47-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-50-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-54-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-55-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-56-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-57-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-58-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-59-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-63-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-64-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-65-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-66-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-67-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-68-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-72-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-73-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-74-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-78-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-79-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-80-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-84-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-88-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-89-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-90-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-94-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-95-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-96-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-97-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-98-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-99-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-100-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-101-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-102-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-103-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-104-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-105-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-106-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-107-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-108-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-115-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-116-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-117-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-121-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-122-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-123-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-127-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-128-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-129-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-130-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-131-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-132-0x0000000000400000-0x00000000007A3000-memory.dmp upx behavioral3/memory/4460-133-0x0000000000400000-0x00000000007A3000-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 4144 set thread context of 4460 4144 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe 73 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4460 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe 4460 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe 4460 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe 4460 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe 4460 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe 4460 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4144 wrote to memory of 4460 4144 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe 73 PID 4144 wrote to memory of 4460 4144 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe 73 PID 4144 wrote to memory of 4460 4144 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe 73 PID 4144 wrote to memory of 4460 4144 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe 73 PID 4144 wrote to memory of 4460 4144 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe 73 PID 4144 wrote to memory of 4460 4144 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe 73 PID 4144 wrote to memory of 4460 4144 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe 73 PID 4144 wrote to memory of 4460 4144 4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe 73
Processes
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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:4144 -
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:4460
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2.7MB
MD5594bc11a22f6ad9a45902717a32389ab
SHA15293f754dbb16babdedb3df3bb99c12ca747420a
SHA256b3c5596ad30700c266f52c0e2279e70eedca31bdedfc4e4861f2f5ed46c55563
SHA512ac5c339d53d78068a291529380fd6afa0b9c6d1dd9a6d7c8ecdc2ee7d32ac3f68ab984e6413ee5b752fe7236a36a3544b34f10d16abdce994e076e38ae9114c9
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Filesize
9.7MB
MD58f47a927fbf7ce29938916ef5476d67a
SHA1e38cb62ffb226b8f1ee2f4919a1978ffa8c00827
SHA256bdba40136aebd762e3531f28f8367f6272b3f1ae1b0f5cef52bcbe4b42c41369
SHA51225568d53a5e6bc662624f704aad1328c8f9d752730dd2ed03d592c09ce9f988192f2f7fdf6a9b5ea6a1f226f9f1818a5c6dfbffce4dbd55cdf59a584117eb3ee