Behavioral task
behavioral1
Sample
CheckTest.exe
Resource
win10ltsc2021-20241023-en
General
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Target
CheckTest.exe
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Size
60KB
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MD5
a149091ddbbf8a023adf75cdc7678f73
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SHA1
260e9073577aeb16d041a77dd38bb90f03c7f856
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SHA256
0d37563cf9648338bf0e1f6f4a4463d4ffad04528fc0dc5f5939ea4d71199e30
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SHA512
56b198e9f90b26461b62cb8160b4e2e12b2c35a7a17967b5a7dc51d4d3d2c8d8028cf0dd7abb572fc77c0938e06d5e8454c81891c7adc84560d9d8e30ed4a3ef
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SSDEEP
1536:7jOuFsPymlKEgGbETDZDkb5eRfrwh5BOVC0S5p:7jmzKVH5kb5TVOVFS5p
Malware Config
Extracted
xworm
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install_file
svchost.exe
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pastebin_url
https://pastebin.com/raw/vJmE27fr
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 CheckTest.exe
Files
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CheckTest.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: 58KB - Virtual size: 57KB
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