Behavioral task
behavioral1
Sample
2024-03-29_4e69fb6ba8edd8d16896f735727a5bd0_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-29_4e69fb6ba8edd8d16896f735727a5bd0_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-29_4e69fb6ba8edd8d16896f735727a5bd0_cryptolocker
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Size
50KB
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MD5
4e69fb6ba8edd8d16896f735727a5bd0
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SHA1
0907fe6f1c22a2a15314f87b8f62ce46ad134c7c
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SHA256
559bd64ca1211cf6b9e277d01126b5893e64581198710248ffc94078842f12b2
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SHA512
8044a60a9f3c5749444d16ece352182c0f19f075f5d9d098e436b3ec52e6a00fffae09a2f737f72440fd3a8eaabbd691ac8568db97aba26b3ed9713fb29b5e93
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTe:z6QFElP6n+gKmddpMOtEvwDpj31i
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 2024-03-29_4e69fb6ba8edd8d16896f735727a5bd0_cryptolocker
Files
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2024-03-29_4e69fb6ba8edd8d16896f735727a5bd0_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_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