Behavioral task
behavioral1
Sample
Fnf corrupted.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
Fnf corrupted.exe
Resource
win10v2004-20240704-en
General
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Target
Expa.rar
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Size
370KB
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MD5
922abec1262eef2a3a6b9137422deefb
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SHA1
5eff491e0c91602fe393c23e59189555956b67ac
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SHA256
b19045dbcc841cd63be96bbaf0f5df366007fdd5180a1f62ef797e536a5d4c4b
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SHA512
a52bce09ed039a43c2eb480d7a8aab0bf8635fa68043e79593d45e8265d60cf5daf5f73c4d73bf1de1d9ceb18588a4ed227e7769e1b71f9e3d5a0a499c7e9594
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SSDEEP
6144:PFypEniVzdiyopILXiU5gMmpDEhvHP6OotW47VAi8bTJucrXkbZoT7D36cMjnPej:PApEniVBdwI2U5QDAvHP3iotuca8QnPu
Malware Config
Extracted
xworm
loss-winners.gl.at.ply.gg:1567
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Install_directory
%AppData%
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install_file
svchost.exe
Signatures
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Detect Xworm Payload 1 IoCs
resource yara_rule static1/unpack001/Fnf corrupted.exe family_xworm -
Xworm family
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Unsigned PE 3 IoCs
Checks for missing Authenticode signature.
resource unpack001/Expensive 3.1.exe unpack001/Fnf corrupted.exe unpack001/rat.exe
Files
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Expa.rar.rar
Password: 123
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Expensive 3.1.exe.exe windows:4 windows x86 arch:x86
Password: 123
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_LARGE_ADDRESS_AWARE
Imports
mscoree
_CorExeMain
Sections
.text Size: 340KB - Virtual size: 339KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - 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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Fnf corrupted.exe.exe windows:4 windows x86 arch:x86
Password: 123
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: 76KB - Virtual size: 75KB
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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rat.exe.exe windows:4 windows x86 arch:x86
Password: 123
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_LARGE_ADDRESS_AWARE
Imports
mscoree
_CorExeMain
Sections
.text Size: 327KB - Virtual size: 327KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - 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