Behavioral task
behavioral1
Sample
2024-03-26_3bbce6aa573a1fac7a80d6b3ff1aefb5_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-26_3bbce6aa573a1fac7a80d6b3ff1aefb5_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-26_3bbce6aa573a1fac7a80d6b3ff1aefb5_cryptolocker
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Size
95KB
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MD5
3bbce6aa573a1fac7a80d6b3ff1aefb5
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SHA1
2e2f22a33bcca8eb6acda76d6e6c3da6c8143b49
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SHA256
2afea5e0615591cbc12dc0eae0c247efbf88f7ea5d40c2a045d5eac68e65e0f1
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SHA512
c87182b2e59fc70287ec928e131169b7449afda8a5b78274e9f2b552479a7212e4b750e456b90d4f891f9866c6aaa533e880826ca6c39098c615adc20f563259
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/TV:zCsanOtEvwDpjB5
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 2024-03-26_3bbce6aa573a1fac7a80d6b3ff1aefb5_cryptolocker
Files
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2024-03-26_3bbce6aa573a1fac7a80d6b3ff1aefb5_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