Behavioral task
behavioral1
Sample
750db35c728176edd361bee975326a5b1a270a835be7b272c68175f55d247029.exe
Resource
win7-20240729-en
General
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Target
750db35c728176edd361bee975326a5b1a270a835be7b272c68175f55d247029
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Size
231KB
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MD5
e5fe1871688f8786189ec49cc8124520
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SHA1
e2de4a187d3cc99969e888819f6cf2bf5c78e90d
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SHA256
750db35c728176edd361bee975326a5b1a270a835be7b272c68175f55d247029
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SHA512
095f4398d1af600565bf8e29fc8bf0acbbff1a3729a3b4f531f597342afeed375f248ab5c4b3e589e41fb5305702fbc07b42df9b3320502c9abe3ba4d8a7f30c
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SSDEEP
6144:xloZM+rIkd8g+EtXHkv/iD43upiLxCqVsQhTuOLPtb8e1m3Ai:DoZtL+EP83upiLxCqVsQhTuOL1mZ
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1269879410761269330/1ip1ZQS6gYdoB-Ta9pQahjff4RjJTrq5zqhSwDiEfc3rFcDTC-14fMTID6Z4bTmCa1cN
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 750db35c728176edd361bee975326a5b1a270a835be7b272c68175f55d247029
Files
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750db35c728176edd361bee975326a5b1a270a835be7b272c68175f55d247029.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: 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