Behavioral task
behavioral1
Sample
2024-05-23_e923d519b0029bb44ab8bc4db1bcd607_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-23_e923d519b0029bb44ab8bc4db1bcd607_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-23_e923d519b0029bb44ab8bc4db1bcd607_cryptolocker
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Size
59KB
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MD5
e923d519b0029bb44ab8bc4db1bcd607
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SHA1
9e45b118019392d104d0941992889d95576a6740
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SHA256
1b11355add6b34e8faf4b0bf4f6c3101e6976f4b7ec85b928ddbce121220f65c
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SHA512
887fcdb23be7267457e84d595630c61effedb1566c89830852d12d20aeef5708d8ccc5bbc8e70fe4944a281988c53192ea0dabd1226b85041b32826cbd9d3327
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAP6p5:H6QFElP6n+gou9cvMOtEvwDpjCpVXH
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 2024-05-23_e923d519b0029bb44ab8bc4db1bcd607_cryptolocker
Files
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2024-05-23_e923d519b0029bb44ab8bc4db1bcd607_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: 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