Behavioral task
behavioral1
Sample
2024-02-02_e7481aef7a21bdb116d21c76a430d17b_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-02_e7481aef7a21bdb116d21c76a430d17b_cryptolocker.exe
Resource
win10v2004-20231222-en
General
-
Target
2024-02-02_e7481aef7a21bdb116d21c76a430d17b_cryptolocker
-
Size
61KB
-
MD5
e7481aef7a21bdb116d21c76a430d17b
-
SHA1
fb5b6ce01e2e15dedfa6c8165ad77fddaf742fc2
-
SHA256
48989dbb3a404505f2d7699def026cd7d3e78cbd249ede3ff244dc599382ac06
-
SHA512
6a527bf9fa47c9ec72aeac7809c2f09e0ab97dfc6fedbd009c005e93122fd58b2aaaac6e47903c85e6b1a6dfbbcbd3ff8c6340c479d159b0421b86a881f8cc40
-
SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnVT:zj+soPSMOtEvwDpj4kpmeLmnJ
Malware Config
Signatures
-
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 2024-02-02_e7481aef7a21bdb116d21c76a430d17b_cryptolocker
Files
-
2024-02-02_e7481aef7a21bdb116d21c76a430d17b_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