Behavioral task
behavioral1
Sample
cohtrnmg.exe
Resource
win7-20240729-en
General
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Target
a3f87af04e8e6cc56e6825f410f7abaa_JaffaCakes118
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Size
161KB
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MD5
a3f87af04e8e6cc56e6825f410f7abaa
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SHA1
b7ac9aece6065da9acddad73a79a995c8272bcd1
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SHA256
2ebcfcd576aa6003ee4b6efd385707a9f097d1cfa9875d3ceff9fe61357ecf85
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SHA512
76bf581df6b7b924fe0b46a35cb0ebf081bedbbbffc476985657ddc3401aea7f1e40ec04eb06abaa653ba996886b510ac2d46baa0194f71daaf6bb8e6e6ce505
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SSDEEP
3072:WycVEUioG0wu0AKG0MzLCzWF4y0akz130wfaVeyAfbnnMIke9kQy0pkf86AnYGvV:WyhfobwurK+VoJ1spgbnMIV9KEN
Malware Config
Signatures
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resource yara_rule static1/unpack001/cohtrnmg.exe upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/cohtrnmg.exe
Files
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a3f87af04e8e6cc56e6825f410f7abaa_JaffaCakes118.zip
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cohtrnmg.exe.exe windows:4 windows x86 arch:x86
9c8decf3582072f6edfc385a689f44f4
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
CloseHandle
CreateDirectoryA
CreateFileA
DeleteFileA
ExitProcess
FreeLibrary
GetCommandLineA
GetFileTime
GetModuleHandleA
GetProcAddress
GetSystemDirectoryA
GetTempPathA
GetWindowsDirectoryA
LoadLibraryA
lstrcatA
lstrcmpiA
RemoveDirectoryA
SetFileTime
VirtualAlloc
VirtualFree
WriteFile
Sections
UPX0 Size: - Virtual size: 228KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 69KB - Virtual size: 72KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 18KB - Virtual size: 20KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
pebundle Size: 129KB - Virtual size: 132KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
pebundle Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE