Static task
static1
Behavioral task
behavioral1
Sample
2024-05-22_62bb5395f750132c7f12778877ebd98d_cobalt-strike_ryuk.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-22_62bb5395f750132c7f12778877ebd98d_cobalt-strike_ryuk.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-22_62bb5395f750132c7f12778877ebd98d_cobalt-strike_ryuk
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Size
317KB
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MD5
62bb5395f750132c7f12778877ebd98d
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SHA1
43a8862b1be9503fd7fa83c89ff69df1e71f565c
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SHA256
041d4182cc85f6459e48546f3988f3fd4fdb1f5b2660f8fa4dbcdf396f89c401
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SHA512
3b2fa2c7b1bea6387271f793fe2fe4fc693154052a2b62218b6842fb40036c20f57302a39893aaa7ed224d2575c809b62d1faf5ddf1ea2fcb589b11a99e1356c
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SSDEEP
6144:ZkwEXpnPX542J17agcSLM74kNZQcCkqzAVQiI+WjFDfoY9+6s6Be/ODsTnJzQlnm:ZPEZnPX542J17agcSLM74kNZQczqcQiR
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-22_62bb5395f750132c7f12778877ebd98d_cobalt-strike_ryuk
Files
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2024-05-22_62bb5395f750132c7f12778877ebd98d_cobalt-strike_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
Sections
.text Size: 768KB - Virtual size: 768KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 131KB - Virtual size: 131KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 37KB - Virtual size: 69KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 27KB - Virtual size: 27KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.00cfg Size: 512B - Virtual size: 40B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.gxfg Size: 10KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.retplne Size: 512B - Virtual size: 92B
.tls Size: 512B - Virtual size: 297B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.voltbl Size: 512B - Virtual size: 68B
_RDATA Size: 512B - Virtual size: 244B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ