Behavioral task
behavioral1
Sample
2024-03-18_beef34f765470fba3cbaf493fd7ec5bf_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-18_beef34f765470fba3cbaf493fd7ec5bf_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-18_beef34f765470fba3cbaf493fd7ec5bf_cryptolocker
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Size
83KB
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MD5
beef34f765470fba3cbaf493fd7ec5bf
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SHA1
484884b4bf925a334101a28f2c04fc89ffd7311c
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SHA256
9d5dff5d44a13cc78fcae853af5cc2e00693341ecb5742ca9798aa8ba50865ff
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SHA512
25a968f5f8ddabd560ce8ed8e6dad4c20960f66b57c7075253d82ec9833457f9ea80803c5c8c5c6087fee2a7a901b8a848a40ed9a505267164692eb4c25de8c2
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1aR:zCsanOtEvwDpjm
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 2024-03-18_beef34f765470fba3cbaf493fd7ec5bf_cryptolocker
Files
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2024-03-18_beef34f765470fba3cbaf493fd7ec5bf_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