General
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Target
citizen.exe
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Size
231KB
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MD5
8fcef0c1c33c1f00b585f79e484a63fa
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SHA1
57eaedd0de6fc7b965a6b132cf23380076e63336
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SHA256
dc2a8b1f1aec321b087018c6177a9a6478d3ee10b04ef0ed525e3b33206ea3fc
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SHA512
ab422374c0f26ce2834b3738d7c4611f214ebb7090f98b7aa92bc1a7a273ead93186013268b5c15878f0df9c075c870ff9648001efc3f9ec03951d83df820fb0
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SSDEEP
6144:RloZM+rIkd8g+EtXHkv/iD42i6kgGhZqLfiQBFUAjb8e1mAi:joZtL+EP82i6kgGhZqLfiQBFU+e
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1320454676080103465/W6LdShCFhm1tqQOZ7F78sDgYM-wcYax6bTcou8_CxzWljm8rXr7REB-KdFUQR_9zggA7
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 citizen.exe
Files
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citizen.exe.exe windows:4 windows x86 arch:x86
Password: ا
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: 228KB - Virtual size: 228KB
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