Behavioral task
behavioral1
Sample
a99ca21b6c091cc678c898edbc0b04170735c3dbefb17cf73ba0504e8ab25c55.exe
Resource
win7-20240508-en
General
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Target
a99ca21b6c091cc678c898edbc0b04170735c3dbefb17cf73ba0504e8ab25c55
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Size
12.8MB
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MD5
8575068f568dc15e1186e75d4a2850a9
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SHA1
4ac2f5b4b93f8f80c4655f01611a171a31beaa60
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SHA256
a99ca21b6c091cc678c898edbc0b04170735c3dbefb17cf73ba0504e8ab25c55
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SHA512
05e831d34fb1deb58ed91594cf96f380f6a59930701a8e0d93a9f907381c7ec6556e5858dfb1c3a1ed72fffa26996f53937c157701bc14a9a44b7441faf892b3
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SSDEEP
393216:kyC96Jd4vZD5g+AiX2TY+u49NuQfVZyftW:ZC96Jd47g+20+dPfVsl
Malware Config
Signatures
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Blackmoon family
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Detect Blackmoon payload 1 IoCs
resource yara_rule static1/unpack001/out.upx family_blackmoon -
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource a99ca21b6c091cc678c898edbc0b04170735c3dbefb17cf73ba0504e8ab25c55 unpack001/out.upx
Files
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a99ca21b6c091cc678c898edbc0b04170735c3dbefb17cf73ba0504e8ab25c55.exe windows:4 windows x86 arch:x86
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
Sections
UPX0 Size: - Virtual size: 9.2MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12.8MB - Virtual size: 12.8MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:4 windows x86 arch:x86
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
Sections
.text Size: 1.1MB - Virtual size: 1.1MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 20.3MB - Virtual size: 20.3MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 96KB - Virtual size: 327KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 304KB - Virtual size: 302KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ