Behavioral task
behavioral1
Sample
2024-04-25_1b9ec4ab1bf54104e660b781c2e4de1e_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-25_1b9ec4ab1bf54104e660b781c2e4de1e_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-25_1b9ec4ab1bf54104e660b781c2e4de1e_cryptolocker
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Size
76KB
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MD5
1b9ec4ab1bf54104e660b781c2e4de1e
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SHA1
f695bd2297e253f2d79ab5df79738290f9f0ce9d
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SHA256
74f0561bd640c828ca358e96d3f62d58b1eaf355fd0c6824e080aa14164a408a
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SHA512
9c6bf57cd967a988e2719f779f2dc0ab2b03fe37626bd63a02c75b34c93a8d28018f6fd1cde1a42827210e32d762ed26827dc63c484b87a279be171a505730d9
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUx+:T6a+rdOOtEvwDpjNtHPt
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 2024-04-25_1b9ec4ab1bf54104e660b781c2e4de1e_cryptolocker
Files
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2024-04-25_1b9ec4ab1bf54104e660b781c2e4de1e_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