Behavioral task
behavioral1
Sample
2024-05-23_f158118e8047c8dcbe0592d0804db400_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-23_f158118e8047c8dcbe0592d0804db400_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-23_f158118e8047c8dcbe0592d0804db400_cryptolocker
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Size
85KB
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MD5
f158118e8047c8dcbe0592d0804db400
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SHA1
e00c29644b1ef0c013c61476cb03ff42bbe8327d
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SHA256
c934a16da796aa8043d62684f58f4201b377fd9d548c5ec7a9bd949838d7394d
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SHA512
7c007e4bf10819cc382daa83e447803907e7c3946b86a592a485c10a1bb4bf91fac82e926d1e33d9d76038c7b122f5de68aa7b057c1ba4a014be51fc3f8bc8ce
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS19:zCsanOtEvwDpjX
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 2024-05-23_f158118e8047c8dcbe0592d0804db400_cryptolocker
Files
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2024-05-23_f158118e8047c8dcbe0592d0804db400_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