Behavioral task
behavioral1
Sample
2024-01-23_fe83bbafc955ff7d51ac7d2b9dcdd345_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-23_fe83bbafc955ff7d51ac7d2b9dcdd345_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-23_fe83bbafc955ff7d51ac7d2b9dcdd345_cryptolocker
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Size
78KB
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MD5
fe83bbafc955ff7d51ac7d2b9dcdd345
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SHA1
94ed79bd18390ab0f0c56ce86548ec69f5757c7d
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SHA256
169f91bbe0b50479029d034035b464ebf13bee9ebd5c36c8e38e5925e13f3acc
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SHA512
a40a2916501d1bfb9b77d06d5e0903b07a8f6193e30d0411dc51853d55077d372af310fa52edd824a982119e709cd012ba7b84b60af02d932226a9947a361a74
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyhuJ:zCsanOtEvwDpjt
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 2024-01-23_fe83bbafc955ff7d51ac7d2b9dcdd345_cryptolocker
Files
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2024-01-23_fe83bbafc955ff7d51ac7d2b9dcdd345_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