Behavioral task
behavioral1
Sample
2024-05-07_efe4545762fa5847dc569907ca7b30ac_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-07_efe4545762fa5847dc569907ca7b30ac_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-07_efe4545762fa5847dc569907ca7b30ac_cryptolocker
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Size
65KB
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MD5
efe4545762fa5847dc569907ca7b30ac
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SHA1
aea0011759793bd3837098c3b47d41815dabbc5b
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SHA256
ac3682d111c7c22a4a3fc2a2ecd97ff7477c58db51bf54c2b15b54ccae04c136
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SHA512
b075b6b501bb51ea0bc13b730682200eec205fac6b9774e68b8b77a9493b86bc5034574cfaa28c44609c1e52afe34e13b4227da7fcc8e342558a7da8d824f07c
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UAXu:1nK6a+qdOOtEvwDpju
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 2024-05-07_efe4545762fa5847dc569907ca7b30ac_cryptolocker
Files
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2024-05-07_efe4545762fa5847dc569907ca7b30ac_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE