Behavioral task
behavioral1
Sample
2024-05-03_acaf20550411db29cf8636def9f73bbd_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-03_acaf20550411db29cf8636def9f73bbd_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-03_acaf20550411db29cf8636def9f73bbd_cryptolocker
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Size
89KB
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MD5
acaf20550411db29cf8636def9f73bbd
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SHA1
1dc0540ca4382f3c9aa79c6b995b0242ca635f83
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SHA256
aeeb843f7ba4589fa8847254548da86e97f80b4061777e3756008e331f5ae7c6
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SHA512
ce36c258e372511a6ee60f5e9ac6faa157848f3639b0547a3456532074fd7acea12e72f5b38e0a83a4746b9557a6a0f886bbd9f64811344bd3198d47c205c1e4
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAi:n6a+1SEOtEvwDpjYYvQd2Pi
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 2024-05-03_acaf20550411db29cf8636def9f73bbd_cryptolocker
Files
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2024-05-03_acaf20550411db29cf8636def9f73bbd_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: 11KB - 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