nw.exe.pdb
Static task
static1
Behavioral task
behavioral1
Sample
2024-05-30_a3aa3af9e863b095019516749c703c42_ryuk.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-30_a3aa3af9e863b095019516749c703c42_ryuk.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-30_a3aa3af9e863b095019516749c703c42_ryuk
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Size
17.0MB
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MD5
a3aa3af9e863b095019516749c703c42
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SHA1
373b9b8b352d0910f003899cece19d4fe5d2a31c
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SHA256
ce695c4bf5b8d0eabb8c035640136830ea63a9a465311b809a8ecd0232fc0946
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SHA512
d2973255969f941ee4b72f8ff55aca65612e329fcb4fda3b6495d3541be6a863cb0ceef22dae256d7b4ac2c56bf06d3f62f2331757548ec29d61e4846f814c9f
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SSDEEP
49152:AMKeLJ95d90stngnOIoYcGfXZRcu+CsT1mTZ/Yyiy+3V9pgO+yj8Igf36ilC5xlF:M+sSuJR/hiyQgO+cy+sSuJBU9p0p
Malware Config
Signatures
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Detects executables containing URLs to raw contents of a Github gist 1 IoCs
resource yara_rule sample INDICATOR_SUSPICIOUS_EXE_RawGitHub_URL -
Detects executables packed with Enigma 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_Enigma -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-30_a3aa3af9e863b095019516749c703c42_ryuk
Files
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2024-05-30_a3aa3af9e863b095019516749c703c42_ryuk.exe windows:5 windows x64 arch:x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
PDB Paths
Exports
Exports
GetHandleVerifier
IsSandboxedProcess
Sections
.text Size: 1.4MB - Virtual size: 1.4MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 298KB - Virtual size: 298KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 14KB - Virtual size: 37KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 53KB - Virtual size: 52KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.00cfg Size: 512B - Virtual size: 16B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.retplne Size: 512B - Virtual size: 12B
.tls Size: 512B - Virtual size: 25B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
CPADinfo Size: 512B - Virtual size: 56B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 314KB - Virtual size: 313KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 9KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.enigma1 Size: 14.3MB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.enigma2 Size: 748KB - Virtual size: 748KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE