Behavioral task
behavioral1
Sample
2024-05-27_1b04747509b21e95a24e7ed3d7599953_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-27_1b04747509b21e95a24e7ed3d7599953_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-27_1b04747509b21e95a24e7ed3d7599953_cryptolocker
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Size
69KB
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MD5
1b04747509b21e95a24e7ed3d7599953
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SHA1
7ef652c3ac6f010d505e7ab3f28e9868204c45dd
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SHA256
0061721574c8d05fda93457898d3384c690bf245c14b6d4e03fb1513729b1cca
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SHA512
f02eab55eb37c7ea01eb3917639ffe7ee163bae538b24d5ca792584ea719ae55c5d3b4b5be46a4301a2f96989da6e1e857d9b299786972a06d4c873c2c758ea3
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SSDEEP
768:quVbxjgQNQXtckstOOtEvwDpjAaDOK6PsED3VK2+ZtyOjgO4r9vFAg2rq6W1A1PD:quJu9cvMOtEvwDpjWYTjipvF2bx1PQAD
Malware Config
Signatures
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Detection of CryptoLocker Variants 2 IoCs
resource yara_rule sample CryptoLocker_rule2 static1/unpack001/out.upx CryptoLocker_rule2 -
Detection of Cryptolocker Samples 2 IoCs
resource yara_rule sample CryptoLocker_set1 static1/unpack001/out.upx CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-05-27_1b04747509b21e95a24e7ed3d7599953_cryptolocker unpack001/out.upx
Files
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2024-05-27_1b04747509b21e95a24e7ed3d7599953_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
Sections
UPX0 Size: - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - 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
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out.upx.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
Sections
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ