Behavioral task
behavioral1
Sample
2024-04-21_c3a208a72c4d63d26ac876dea4a1904c_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-21_c3a208a72c4d63d26ac876dea4a1904c_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-21_c3a208a72c4d63d26ac876dea4a1904c_cryptolocker
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Size
99KB
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MD5
c3a208a72c4d63d26ac876dea4a1904c
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SHA1
47f705e9a640b743dc5b8c221b7083408b6a7ce5
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SHA256
bb75f24e94b4fbc2eec3116f063b3bca8d6cdf369928228062ee9645e0ec7eef
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SHA512
a478f22a372ac9af000def1fe8e6963610db70dcdc0bffbe1d0f60f3b2f6cd212d6a665c3440974131021179cfbbb19e14924e06f728dcb0482bc21fcb34c3e4
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbbr/BKiX7/:z6a+CdOOtEvwDpjcH
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 2024-04-21_c3a208a72c4d63d26ac876dea4a1904c_cryptolocker
Files
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2024-04-21_c3a208a72c4d63d26ac876dea4a1904c_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_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