Static task
static1
Behavioral task
behavioral1
Sample
2024-02-04_41b7d7bc70b2e4ddf492cfb77d1f0c9f_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-04_41b7d7bc70b2e4ddf492cfb77d1f0c9f_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-04_41b7d7bc70b2e4ddf492cfb77d1f0c9f_cryptolocker
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Size
40KB
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MD5
41b7d7bc70b2e4ddf492cfb77d1f0c9f
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SHA1
19aa5c62caa62310b9a89e281bc0271eaffb8b0d
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SHA256
d7894938bbc4464e65d692ae69f54e1acde2965b96b142be0c1bb1b51dde2df5
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SHA512
384dbd8d6251e890412e995aaa98471f454f14346d2180db2d6412a37ca294d0d2cc2a86a01d55f9107abac1f65101c57203539372bccdedbc9be995c82c24ba
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqh6n8VC:6j+1NMOtEvwDpjrR8c
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 2024-02-04_41b7d7bc70b2e4ddf492cfb77d1f0c9f_cryptolocker
Files
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2024-02-04_41b7d7bc70b2e4ddf492cfb77d1f0c9f_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: 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