General
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Target
Amruus promo link generator.rar
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Size
79KB
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MD5
0b25d0cf701d9c68ae40085c1afe2e3d
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SHA1
0266c00fdcddc3e2f835cfb4109dffe1e7cf32c7
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SHA256
8f0352553ab0acb32642074579db93344be53f54c700ee70bef3335db09c6529
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SHA512
cb797620225ab96d36f58dd50570e00a71909ad68d5080ce5d85e0e0b8b85ea38aba4487b434973d8c28b61c5a3914f8e7779c488a67f4b3a9d80bd95fcf0b6a
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SSDEEP
1536:shAHcE4HDPB61u7iqzzMXCcCwi8vLusrqAVVEHqdO9A745ig8KHQjDy:aAHcEkZqXfC4rqegqY5FL
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1196551286892535848/BI-4wJMe0VqcV998bhbMUu_wWa9MHqKDsvG2bhmZuynbA6FvVmQpf3BApw4_YqBZ6TZ5
Signatures
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Detect Umbral payload 1 IoCs
resource yara_rule static1/unpack001/Amruus promo link generator/Promo link generator.exe family_umbral -
Umbral family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/Amruus promo link generator/Promo link generator.exe
Files
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Amruus promo link generator.rar.rar
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Amruus promo link generator/Promo link generator.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: 225KB - Virtual size: 225KB
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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Amruus promo link generator/links.txt