Behavioral task
behavioral1
Sample
2024-06-11_e21e6cba14f3549e88dabf88e547bed7_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-11_e21e6cba14f3549e88dabf88e547bed7_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-11_e21e6cba14f3549e88dabf88e547bed7_cryptolocker
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Size
57KB
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MD5
e21e6cba14f3549e88dabf88e547bed7
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SHA1
bac38b4c99e90069d918fa8551ea5e35ef6662fb
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SHA256
2ab5265e23f86ec6bd18d221e3ec4d33e91afecff2a3b503ea5f159d383d8de7
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SHA512
c4d2baf660a137ea59573548c762167cbf016235bc766cb6a22156a2881aa1d838bf1c96c612baf1038025b5755365f13cc08a51562d2a122a0aeb4ad0586c15
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlYn:bP9g/xtCS3Dxx0Ln
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 2024-06-11_e21e6cba14f3549e88dabf88e547bed7_cryptolocker
Files
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2024-06-11_e21e6cba14f3549e88dabf88e547bed7_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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