Behavioral task
behavioral1
Sample
2024-03-10_861aaf20f307e44389f8b10d87dcb2cb_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-10_861aaf20f307e44389f8b10d87dcb2cb_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-10_861aaf20f307e44389f8b10d87dcb2cb_cryptolocker
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Size
118KB
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MD5
861aaf20f307e44389f8b10d87dcb2cb
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SHA1
f4569dfeb10ed33893e34a7800d59a47c7332c00
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SHA256
4edaede13b6a1963c3676a1042c875a567acb52c097e33b8c74c81c8ca9f6283
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SHA512
7b0efdedb9542868d1af695b090907671543e0ec8d5bf4f59499e18658aaa5f8c51c420ad04ec0ef883f1767407de19660ed5873953ebc3dc110a882adc52359
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01Qa6:z6a+CdOOtEvwDpjczE
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 2024-03-10_861aaf20f307e44389f8b10d87dcb2cb_cryptolocker
Files
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2024-03-10_861aaf20f307e44389f8b10d87dcb2cb_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