Behavioral task
behavioral1
Sample
2024-06-10_4febc3f9d23ef85162d353afc9625eab_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-06-10_4febc3f9d23ef85162d353afc9625eab_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-10_4febc3f9d23ef85162d353afc9625eab_cryptolocker
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Size
42KB
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MD5
4febc3f9d23ef85162d353afc9625eab
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SHA1
6d2d207c3c56dcdd4deb9193925b22e00c45f5e0
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SHA256
ea49fa543ddc6d2826f73fa2681f95e0f692f3441bca82c392c2ee4376f8e476
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SHA512
efe57441453074c0e083157f1e2e23b85e061008b01c3a7f070ced87e65c20395b239973cc53f81aa696ea2e513f9bb0c97f0782e0c11198b19c709d4c6b9a1d
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SSDEEP
768:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKoWg:ba6YcA/Xk3wXFXSqAJE
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-06-10_4febc3f9d23ef85162d353afc9625eab_cryptolocker
Files
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2024-06-10_4febc3f9d23ef85162d353afc9625eab_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: 16KB - Virtual size: 28KB
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: 8KB - 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