Behavioral task
behavioral1
Sample
Remcos Professional.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Remcos Professional.exe
Resource
win10v2004-20240508-en
General
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Target
Remcos Professional.exe
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Size
6.5MB
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MD5
1ecae7b88236fff686604c40f2ec8ef0
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SHA1
5338d387c764b7da0a097e4dd38c17c603e62b08
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SHA256
95a3f82e8e77aeb491d7faaf17c4f206763ff7eb08b8696e28ad109b67b984cf
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SHA512
6a396bf98181250a2a386c2ee4dbcd8a4be6e23de029d614296e6f33a66b6f6049b487ef07d70936812c31f6cce7bb1b709361b749e0b1ad3507382b26c00a5c
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SSDEEP
196608:CyDxS34Qskc93Uuze5VbN0Wp4ctz7Z9aVi:txb1kcWuzku84cNd
Malware Config
Signatures
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Processes:
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
Processes:
resource Remcos Professional.exe unpack001/out.upx
Files
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Remcos Professional.exe.exe windows:6 windows x64 arch:x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
UPX0 Size: - Virtual size: 18.8MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 6.5MB - Virtual size: 6.5MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX2 Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:6 windows x64 arch:x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
.text Size: 19.0MB - Virtual size: 19.0MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4.6MB - Virtual size: 4.6MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 150KB - Virtual size: 156KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 1.4MB - Virtual size: 1.4MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 83KB - Virtual size: 83KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ