Behavioral task
behavioral1
Sample
2024-03-26_fae6fe957341fd0626ba0f2b9cfcc5d0_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-26_fae6fe957341fd0626ba0f2b9cfcc5d0_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-26_fae6fe957341fd0626ba0f2b9cfcc5d0_cryptolocker
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Size
80KB
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MD5
fae6fe957341fd0626ba0f2b9cfcc5d0
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SHA1
e1116746acc52d4bb4c9a39e0e74134e76912ca6
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SHA256
b80168bd12116ce2444c78dd7d5c25d6b1f12fc95c7a0d6b3c1ed5d83582c07d
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SHA512
6885be51d5f9863d5217a77dc1779cfc50afbcb8c6e565ae2a3d5a0d1f14b91bda9a0c03f18a28fdb988ce8e0072373213cd58ee55748b6b9ea4796443eb8f85
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qp2CYI:zCsanOtEvwDpjP
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_fae6fe957341fd0626ba0f2b9cfcc5d0_cryptolocker
Files
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2024-03-26_fae6fe957341fd0626ba0f2b9cfcc5d0_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