Behavioral task
behavioral1
Sample
hirrew.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
hirrew.exe
Resource
win10v2004-20240802-en
General
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Target
hirrew.exe
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Size
77KB
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MD5
f8104d6800c12ee73a8991c881b73a15
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SHA1
87d9c597eb8b22835bc8e94ca89513b3ab9a2512
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SHA256
db1d01443d81fe4daffb7f22967b64b6f66bc5cb3a0476b99b9b5da749a8727e
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SHA512
5496d235ea82d53c17ceb5cd09ed1f4993e27f3f963317f48de5e1836facec22f1a8f89818788d38ec3f15523fd526d301ddb432228a8b7eb49f8a527b5af439
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SSDEEP
1536:+bqI97eJvslTBuTplpXkbgg8smj7pYOO9FzBSPR9+1YGqS:+bqU74vslTcpXkbg//uOO9FzBSPR93LS
Malware Config
Extracted
xworm
192.168.100.28:7777
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Install_directory
%ProgramData%
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install_file
USB.exe
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 hirrew.exe
Files
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hirrew.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: 70KB - Virtual size: 70KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 6KB - Virtual size: 5KB
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