Behavioral task
behavioral1
Sample
2024-02-18_b7b32dc093ff0394f3c3c15eb294839f_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_b7b32dc093ff0394f3c3c15eb294839f_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-18_b7b32dc093ff0394f3c3c15eb294839f_cryptolocker
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Size
83KB
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MD5
b7b32dc093ff0394f3c3c15eb294839f
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SHA1
8318f7e8af2cd22813e8e503fb4d88d18146cf73
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SHA256
605836d3ad17aa79b236383a570bdf0788646d043afb4bbbcba005bf8f3c1521
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SHA512
64c982d55f4c3e8aa582747ae2931e4711109f4738b9bf20d1113432fe78f942c8e0255f32043529508cf8c292ab0434ceae6a74ce6efdc239d4b60a59235dc5
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7po:T6a+rdOOtEvwDpjNG
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 2024-02-18_b7b32dc093ff0394f3c3c15eb294839f_cryptolocker
Files
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2024-02-18_b7b32dc093ff0394f3c3c15eb294839f_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