Behavioral task
behavioral1
Sample
2024-02-29_89824ce20db03293c17952b532b74dee_blackmatter_darkside.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-02-29_89824ce20db03293c17952b532b74dee_blackmatter_darkside.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-29_89824ce20db03293c17952b532b74dee_blackmatter_darkside
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Size
82KB
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MD5
89824ce20db03293c17952b532b74dee
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SHA1
4ecb0617e2f0b79dc570dff69ae8ed9d1253d6c5
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SHA256
f631bd53baa45c78b784cca95d86db9322b41f340f0e714be7f01ad27c52ffda
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SHA512
1e43667954022a645d615ef260988ed1214b7003652f64dd80e318d2aa06982c0f93da1f3b51ce962fb3e7f6e5c2be6c7af63d836931ae5f90099f2f0f5719bc
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SSDEEP
768:4DjahoICS4AIiaVRShxdEe+T0iN2QwdincJ9JGEKvrXSLA6zbjon8:azICS4AT6GxdEe+TOdincJXvKvGLBf
Malware Config
Signatures
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Blackmatter family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-02-29_89824ce20db03293c17952b532b74dee_blackmatter_darkside
Files
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2024-02-29_89824ce20db03293c17952b532b74dee_blackmatter_darkside.exe windows:5 windows x86 arch:x86
70d9e8e8edaa66a5a94b8afa0845401c
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
SetLastError
GetModuleHandleA
GetFileAttributesW
GetCommandLineW
GetCommandLineA
FormatMessageW
GetAtomNameW
FreeLibrary
gdi32
SelectPalette
GetTextCharset
GetDeviceCaps
CreateSolidBrush
CreateFontW
user32
DefWindowProcW
GetClassNameW
GetDlgItem
GetDlgItemTextW
IsDlgButtonChecked
LoadImageW
LoadMenuW
CreateMenu
CreateDialogParamW
EndDialog
Sections
.ransom Size: 56KB - Virtual size: 56KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.ransom Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.ransom Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ransom Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ransom Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
gu_idata Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ