Behavioral task
behavioral1
Sample
virussign.com_2131f3e6d2e631f2e3d4e52507ce21b0.exe
Resource
win7-20240221-en
General
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Target
virussign.com_2131f3e6d2e631f2e3d4e52507ce21b0.vir
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Size
2.4MB
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MD5
2131f3e6d2e631f2e3d4e52507ce21b0
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SHA1
ef53ff76d6966650909042896ef0ada452614079
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SHA256
c3a9e1b2de1669f608d8d40a6b49a00df8057bba3c603b53791d973d7986a974
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SHA512
3d74bfa863a68eb2e3f71ceb52041c191f2ca5fe923a0506af1a1c6966c633f1c3436b4e201805ab97cff4cdf06042522e3fa97764f7d8f5ee4f44f9e9cb62da
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SSDEEP
49152:BezaTF8FcNkNdfE0pZ9ozt4wIC5aIwC+Agr6tdlmU1/eodIE:BemTLkNdfE0pZrwN
Malware Config
Signatures
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KPOT Core Executable 1 IoCs
resource yara_rule sample family_kpot -
Kpot family
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XMRig Miner payload 1 IoCs
resource yara_rule sample xmrig -
Xmrig family
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource virussign.com_2131f3e6d2e631f2e3d4e52507ce21b0.vir
Files
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virussign.com_2131f3e6d2e631f2e3d4e52507ce21b0.vir.exe windows:6 windows x64 arch:x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 724KB - Virtual size: 3.0MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 272KB - Virtual size: 272KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 7KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE