Behavioral task
behavioral1
Sample
2024-05-29_3d8d16542f383783d7b8efff36dd8e21_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-29_3d8d16542f383783d7b8efff36dd8e21_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-29_3d8d16542f383783d7b8efff36dd8e21_cryptolocker
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Size
81KB
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MD5
3d8d16542f383783d7b8efff36dd8e21
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SHA1
f761df79d490b0afe776238786109278659d3846
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SHA256
028112864e2cd31df2efd6521161a35b772d2e5a0bf2aa439e8d89d1b95eeb14
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SHA512
24ccc9eee8ca9888b9880aca7496b9b5a17eba2857f27b282710bc2f6c6ac581467dd746f55defef619902f7a589ec7da301e1c420907d3868528a2dfd531dbe
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qsk:zCsanOtEvwDpjT
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 2024-05-29_3d8d16542f383783d7b8efff36dd8e21_cryptolocker
Files
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2024-05-29_3d8d16542f383783d7b8efff36dd8e21_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