Behavioral task
behavioral1
Sample
2024-01-28_8cb96f18b27e598ac570cfcb0f9c53f4_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-28_8cb96f18b27e598ac570cfcb0f9c53f4_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-28_8cb96f18b27e598ac570cfcb0f9c53f4_cryptolocker
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Size
63KB
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MD5
8cb96f18b27e598ac570cfcb0f9c53f4
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SHA1
efd1676f37195cf21702a9e0720324ea4901c67b
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SHA256
447b5085cd021434f14a0792f9cbfe3332feaf941a0f7b8c5faaded97f165d10
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SHA512
dd20bb448348737dc005b1027647c3b179ce44693b4d96c0362efc6d15eb308eb36a464c4c481032ada34e138967656b49b5f947261deb2d9536072ad8492e09
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAoe:1nK6a+qdOOtEvwDpjM
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 2024-01-28_8cb96f18b27e598ac570cfcb0f9c53f4_cryptolocker
Files
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2024-01-28_8cb96f18b27e598ac570cfcb0f9c53f4_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE