Behavioral task
behavioral1
Sample
2024-03-26_59a6c90b850e2d345449ead1c37eaa79_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-26_59a6c90b850e2d345449ead1c37eaa79_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-26_59a6c90b850e2d345449ead1c37eaa79_cryptolocker
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Size
61KB
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MD5
59a6c90b850e2d345449ead1c37eaa79
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SHA1
9069336621d9d997c2a3a69933be4aa17b064838
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SHA256
4b6ad259ef81e715f1d0144481a0f635312da91660a6708b2d70a27bfe8738f9
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SHA512
9afaf5f9c985f23324967f1d0e83db2ec140cb6409decb9c1ddf0959d71532c18ca832e1376c9301f019023da698008f85b08d4cc9ea7123346c186b46dd5441
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J59q:T6QFElP6n+gxmddpMOtEvwDpjwa39q
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 2024-03-26_59a6c90b850e2d345449ead1c37eaa79_cryptolocker
Files
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2024-03-26_59a6c90b850e2d345449ead1c37eaa79_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: 10KB - 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