Behavioral task
behavioral1
Sample
2024-02-24_f38a6f591f0d99f9564d9c6a0cdf30cc_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-24_f38a6f591f0d99f9564d9c6a0cdf30cc_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-24_f38a6f591f0d99f9564d9c6a0cdf30cc_cryptolocker
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Size
54KB
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MD5
f38a6f591f0d99f9564d9c6a0cdf30cc
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SHA1
9cff404bfe4f17df47fa6671fe96b87e0d1ce13d
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SHA256
e82eeb8191ea95ecd6c4f808c9a03f187822a32b10340f8aac6ca413b949aee0
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SHA512
47f1acc959c3ad47397bd8e261607700ee09c6d4b23f605c3ca317a92839b01c249cf74120cefb1b4e69765062a747be927fbaf6c50d18f3739bd035526a99d2
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLam5axzYg:T6QFElP6n+gxmddpMOtEvwDpjwaYalt
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 2024-02-24_f38a6f591f0d99f9564d9c6a0cdf30cc_cryptolocker
Files
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2024-02-24_f38a6f591f0d99f9564d9c6a0cdf30cc_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