Behavioral task
behavioral1
Sample
2024-02-22_f4e3cfcf5007c8bfb98f0e8eef091c6b_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-22_f4e3cfcf5007c8bfb98f0e8eef091c6b_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_f4e3cfcf5007c8bfb98f0e8eef091c6b_cryptolocker
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Size
108KB
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MD5
f4e3cfcf5007c8bfb98f0e8eef091c6b
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SHA1
02842650c5ef3bf1f5df3e67647d484f742db019
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SHA256
09a42a771a8e161270d938d8f7c3a14c02ae5f3588073f433d760f8f1f162f4c
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SHA512
0f4432ac56aa40404d2fded6d09a71032415eef07658eac44067e0528fbce256f51c33824b45c3911ba8284139571be8714321ab28b057706a78ea6074b65628
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksgEne+:1nK6a+qdOOtEvwDpjZ
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 2024-02-22_f4e3cfcf5007c8bfb98f0e8eef091c6b_cryptolocker
Files
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2024-02-22_f4e3cfcf5007c8bfb98f0e8eef091c6b_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE