Behavioral task
behavioral1
Sample
2024-04-28_a7fc29eb6208a9f0c63ffa0def23e6b8_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-04-28_a7fc29eb6208a9f0c63ffa0def23e6b8_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-28_a7fc29eb6208a9f0c63ffa0def23e6b8_cryptolocker
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Size
52KB
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MD5
a7fc29eb6208a9f0c63ffa0def23e6b8
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SHA1
8c60d2483ad4ba5256791da39e330c4a261dd9e2
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SHA256
be41d1db6ad7f820db5511be38fd6df1a65dd68012b52513f42bbe1aff9639b6
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SHA512
0afd47f2804cffabdd5f7898207c7d1971aac8275108ed2c6f8b48ce352406f5a3c16cdf70c87de65efc6868c0fff7048ce6ed83fced4607ea7129513c14c1c4
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOE:z6QFElP6n+gKmddpMOtEvwDpj31iE
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 2024-04-28_a7fc29eb6208a9f0c63ffa0def23e6b8_cryptolocker
Files
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2024-04-28_a7fc29eb6208a9f0c63ffa0def23e6b8_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