Behavioral task
behavioral1
Sample
2024-03-11_e42d40d6b3d32c16f23c06afc602c953_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-11_e42d40d6b3d32c16f23c06afc602c953_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-11_e42d40d6b3d32c16f23c06afc602c953_cryptolocker
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Size
61KB
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MD5
e42d40d6b3d32c16f23c06afc602c953
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SHA1
fd854d44be23cb73dea2649316cf931a9eb8ef07
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SHA256
70020d02cb2a3556ca5010f370b8f14f206bb6796a6b670a48a87c6f3a2758a6
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SHA512
ab5d28fc4a1aabf4af91ad6264585d7bdc3cd93b3e83b680dd7f17639db54a166e9dcd08d2e3ec9517c12048df740c1b7c363b2a9865079a1ea68ecc0f120987
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J59H:T6QFElP6n+gxmddpMOtEvwDpjwa39H
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 2024-03-11_e42d40d6b3d32c16f23c06afc602c953_cryptolocker
Files
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2024-03-11_e42d40d6b3d32c16f23c06afc602c953_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