C:\Users\!DEVIL\Desktop\\Umbral-Stealer-main\Umbral.payload\obj\Release\dead.payload.pdb
Behavioral task
behavioral1
Sample
Dead Stealer/dead-builder.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
Dead Stealer/dead-builder.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
Dead Stealer/dead.exe
Resource
win7-20240705-en
General
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Target
Dead+Stealer.rar
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Size
200KB
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MD5
0d95c0b8381a7eea1b391c0c4c1b705a
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SHA1
b9777d1eb06902c161f0a88925de3c49d61dadf1
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SHA256
1b9385d02d7257137ac792f32b3109b02a01c720de368c1f334ec8f54638f795
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SHA512
1d86bfca0e998ce7e6a67eb37189d18f3c66e311b7a2ec393e7f7549f7f5467fed4c10e4965ae77d0799aad2e9d72bc6c62a5e9cc3547eaae1aa5aaaaccc9852
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SSDEEP
6144:oXGhaBEyvGC8UasGt9dWiwZIUnD16gXIDS18Q56BB:kGhByeuaRWxIUp6PDOjMBB
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1267112581206904925/Gkx9-NA-5FKJL-3Ehaqtj5lpmNzG-yFwxfY66lVxsyoKGIcae-bbaUO7d-hvSLDQU1-n
Signatures
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Detect Umbral payload 2 IoCs
resource yara_rule static1/unpack001/Dead Stealer/dead-builder.exe family_umbral static1/unpack001/Dead Stealer/dead.payload family_umbral -
Umbral family
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Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/Dead Stealer/dead-builder.exe unpack001/Dead Stealer/dead.payload
Files
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Dead+Stealer.rar.rar
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Dead Stealer/dead-builder.exe.exe windows:4 windows x86 arch: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: 251KB - Virtual size: 251KB
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
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Dead Stealer/dead.payload.exe windows:4 windows x86 arch: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
PDB Paths
Imports
mscoree
_CorExeMain
Sections
.text Size: 251KB - Virtual size: 250KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - 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