Behavioral task
behavioral1
Sample
2024-05-27_f1dfccdaec0dff325fa3dd8ed65c7cc5_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-27_f1dfccdaec0dff325fa3dd8ed65c7cc5_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-27_f1dfccdaec0dff325fa3dd8ed65c7cc5_cryptolocker
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Size
59KB
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MD5
f1dfccdaec0dff325fa3dd8ed65c7cc5
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SHA1
68ac69a8c97228a0e72003ab8503d6e25ce408cc
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SHA256
ac625e7cfacf3e648e5f1750ba5e6b356d738758539595185ac1d0e24782a4f7
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SHA512
ef01e230e287f02df81ffd63bf2d6dfa7add39ccc801cb11e063ee5a1df7ead6074f81cb2f62a29e9823144e618543fa2d79bd11a5fb61f207e0a2ba018e3329
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPjK:H6QFElP6n+gou9cvMOtEvwDpjCpVXj
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 2024-05-27_f1dfccdaec0dff325fa3dd8ed65c7cc5_cryptolocker
Files
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2024-05-27_f1dfccdaec0dff325fa3dd8ed65c7cc5_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: 11KB - 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