Static task
static1
Behavioral task
behavioral1
Sample
2024-03-29_ad7fb5d05be7e8a37c9a60f0dfc7b736_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-29_ad7fb5d05be7e8a37c9a60f0dfc7b736_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-29_ad7fb5d05be7e8a37c9a60f0dfc7b736_cryptolocker
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Size
102KB
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MD5
ad7fb5d05be7e8a37c9a60f0dfc7b736
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SHA1
aa7af6d3d02a16dfad146f8a29c3fa34460e9162
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SHA256
2a56cc04f6f9d394002766a1800dd28103807f652fdb606a96d7e32084b1e7ac
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SHA512
597e908702e8ffbf356c6eb34ee26ba37c94fa0f3443921eec888890d5d77f0271f4a24fd834ea59e582484f569a8c1542b44d2c48fe7a0cdbd401fac386f6dc
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k2wSd8:xj+VGMOtEvwDpjubwQEIiVmkxv/A
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 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-03-29_ad7fb5d05be7e8a37c9a60f0dfc7b736_cryptolocker
Files
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2024-03-29_ad7fb5d05be7e8a37c9a60f0dfc7b736_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
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 13KB - Virtual size: 16KB
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