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Behavioral task
behavioral1
Sample
Chainsaw man game.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
Chainsaw man game.exe
Resource
win10-20230703-en
General
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Target
Chainsaw man game.infected
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Size
227KB
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MD5
004651fee59587df29f0095ac31f53f6
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SHA1
e61c6bf3bbfbc21261fcc3b3e08877b6037478d0
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SHA256
a590ec1d73ded06dd8029777f3ec1a4d9f1d208f45d1401aff94c61f7877077b
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SHA512
be71239fdb1c54c03223ae719ba84355df72b08ee414d923a9ae963f2901a4c78b6c93d2bdd1929e7ea2cec3ad0d2f579c06386dd65fcf6d34aa24f512c6bec3
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SSDEEP
6144:eloZM+rIkd8g+EtXHkv/iD4xS+SbhS6F+AxDeebyd6ln8e1m5i:IoZtL+EP8o+SbhS6F+AxDeebFhx
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1132784789607415920/lEMHjphitq_4n2qUmQR5Hl0XUpG-I0y6LdCtzssJAEGn5KNEUwzM7mpWCGKvIc38hDvt
Signatures
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Detect Umbral payload 1 IoCs
resource yara_rule sample family_umbral -
Umbral family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Chainsaw man game.infected
Files
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Chainsaw man game.infected.exe windows x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 224KB - Virtual size: 224KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ