Behavioral task
behavioral1
Sample
2024-02-23_35bfe7b492b72f34ab93951385a0b7c8_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-23_35bfe7b492b72f34ab93951385a0b7c8_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_35bfe7b492b72f34ab93951385a0b7c8_cryptolocker
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Size
57KB
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MD5
35bfe7b492b72f34ab93951385a0b7c8
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SHA1
f46fb982b5886d40cd75b076e946dfe71a52aeb2
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SHA256
91570e56f814365a1ccf25cd70b0fd88b1a6f0ab5fc8bf2886016a495193e1cb
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SHA512
9c2ffec546eac58d246ba9bd1b12028e5f5e9ceb8143d32f1724dd75e8fed150cc3b6156f1ee2436d17488464e86e37842ca94bedef619a725488de11bcb1af3
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpLzbC:zj+soPSMOtEvwDpj4yzbC
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 2024-02-23_35bfe7b492b72f34ab93951385a0b7c8_cryptolocker
Files
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2024-02-23_35bfe7b492b72f34ab93951385a0b7c8_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