Behavioral task
behavioral1
Sample
NursultanSetup.exe
Resource
win7-20231129-en
General
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Target
NursultanSetup.exe
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Size
59KB
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MD5
68152587ca46bf9974ad4e5a0ac77b47
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SHA1
5435ae05b1cf0eac83d5635e20a52214432260ef
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SHA256
972adedc69f159942f3fab6528d80e428066fa8ce297b0be6d4af988185711dc
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SHA512
7aeb7e4c6c94357061e05cac1530cf922191655679e82c36b7f06c4106b966c1bdd18e86035437c87953fa3c4adc60b021b3bd5859df3b62f9acf12db563b520
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SSDEEP
1536:Mpfw0K7+wQS4f47Rb0jbtViTqLQr6npOcoqKGQG6:Mpfi7+wQSU+Rb0jbt6MOczTf6
Malware Config
Extracted
xworm
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install_file
USB.exe
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pastebin_url
https://pastebin.com/raw/mXwT6uNv
Signatures
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Detect Xworm Payload 1 IoCs
resource yara_rule sample family_xworm -
Xworm family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource NursultanSetup.exe
Files
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NursultanSetup.exe.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
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_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 57KB - Virtual size: 56KB
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