Behavioral task
behavioral1
Sample
2024-02-24_d7542d01aeb88aaad3aa80a25eb363e2_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-24_d7542d01aeb88aaad3aa80a25eb363e2_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-24_d7542d01aeb88aaad3aa80a25eb363e2_cryptolocker
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Size
117KB
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MD5
d7542d01aeb88aaad3aa80a25eb363e2
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SHA1
1eff45285cc8eba89b5dd8fb850eab998ec7a428
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SHA256
39e2fd8d71c287080162ac85766ffe39242fb1d2a2e27748184b9bce3dc873ee
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SHA512
c720521fa206026d8503da64909069a826964d4aa5109c1667330979db3f2e947b48e2594642373e80964d4f2eedcee3ee13883ceed10a4f4b0cc192c17b6298
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01s:z6a+CdOOtEvwDpjczq
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 2024-02-24_d7542d01aeb88aaad3aa80a25eb363e2_cryptolocker
Files
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2024-02-24_d7542d01aeb88aaad3aa80a25eb363e2_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_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