Behavioral task
behavioral1
Sample
2024-01-28_235b167a3b0dd0353aab3fd6bcfc2850_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_235b167a3b0dd0353aab3fd6bcfc2850_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-28_235b167a3b0dd0353aab3fd6bcfc2850_cryptolocker
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Size
73KB
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MD5
235b167a3b0dd0353aab3fd6bcfc2850
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SHA1
dd5f92410c1d7b5d7cd731f4bd01522dd3493959
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SHA256
d89d5165dca99425e60fbabb0bad19680d2a8fcc460789113ac977d7b54e5c25
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SHA512
c5bf4f43d10e434e3157a930174eed2c817266ccd981e3e5ddeb3cf5b30b1a033b229787a0b2b3905e096f71d63c49f1621fd75dd9ce1a2a5c5d88f3d235df9c
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxz:T6a+rdOOtEvwDpjNtHPk
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 2024-01-28_235b167a3b0dd0353aab3fd6bcfc2850_cryptolocker
Files
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2024-01-28_235b167a3b0dd0353aab3fd6bcfc2850_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