Behavioral task
behavioral1
Sample
2024-05-17_ac5a12d6211e98b4b950b8afe6180770_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-17_ac5a12d6211e98b4b950b8afe6180770_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-17_ac5a12d6211e98b4b950b8afe6180770_cryptolocker
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Size
78KB
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MD5
ac5a12d6211e98b4b950b8afe6180770
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SHA1
c45bff96e64d2c57f25d3a3e705c546d28da4d7a
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SHA256
da6ad96018452fce965f65fa7eacdf35179480fe199f1c5f3b206fdd96ae729b
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SHA512
dc31ae4fa06732393ecbb5666a99399b981d53fd1f1a3d01e460613d767587a157ae13947124f1c04c7d1b9d4d7b210213efb46ee74be085394abf817032eba4
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxnF:T6a+rdOOtEvwDpjNtHPO
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 2024-05-17_ac5a12d6211e98b4b950b8afe6180770_cryptolocker
Files
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2024-05-17_ac5a12d6211e98b4b950b8afe6180770_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