Behavioral task
behavioral1
Sample
2024-05-23_bb9f81a50c4adda3bd95cd3aa085ad29_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-23_bb9f81a50c4adda3bd95cd3aa085ad29_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-23_bb9f81a50c4adda3bd95cd3aa085ad29_cryptolocker
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Size
78KB
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MD5
bb9f81a50c4adda3bd95cd3aa085ad29
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SHA1
a44c204d6901722116de3419583269a57b55ef56
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SHA256
4393f07de24899e2ec36e936f93410231bfd1dacf2b3a21b14d5612b463ae16d
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SHA512
531d3d653f6d184797a271370e2f1128618fa49def09ca7b3abeffeefb922a4c00150626e678526ba3ccb6bb94bfddc19658b29376f8ca9e83f55b55c560d62c
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxnl:T6a+rdOOtEvwDpjNtHPu
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-23_bb9f81a50c4adda3bd95cd3aa085ad29_cryptolocker
Files
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2024-05-23_bb9f81a50c4adda3bd95cd3aa085ad29_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE