Behavioral task
behavioral1
Sample
2024-05-02_b8ce929cfa5572fd681e15f36e3a9810_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-02_b8ce929cfa5572fd681e15f36e3a9810_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-02_b8ce929cfa5572fd681e15f36e3a9810_cryptolocker
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Size
83KB
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MD5
b8ce929cfa5572fd681e15f36e3a9810
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SHA1
f6f2ff27903422aaaac9685090acebf5fbe50e00
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SHA256
f8bdc20309600c457e8ffd7cfa9fb82fb4958bf00edb9eabda50e25f2a5b52a0
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SHA512
4df374ad2a29acf2747008a94560a031f833b97276a3484c8d55e2e693edcdea8300d2015a385337733d34be390da13bbc98f7f8c4448df9062686c27b0a8ae0
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1R:zCsanOtEvwDpjb
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 2024-05-02_b8ce929cfa5572fd681e15f36e3a9810_cryptolocker
Files
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2024-05-02_b8ce929cfa5572fd681e15f36e3a9810_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