Behavioral task
behavioral1
Sample
2024-02-23_6a3de121d12a6835c11af6bf2dc58490_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_6a3de121d12a6835c11af6bf2dc58490_cryptolocker.exe
Resource
win10v2004-20240221-en
General
-
Target
2024-02-23_6a3de121d12a6835c11af6bf2dc58490_cryptolocker
-
Size
78KB
-
MD5
6a3de121d12a6835c11af6bf2dc58490
-
SHA1
76b7436ef4ef79ed3589e77be2208cbc169ae0f0
-
SHA256
3dfdb7c653addb5c1cc8292b88aade21a0d483b657791e018046406e1dc0ec54
-
SHA512
8ebc09a97e2dbc448f3ad12f4d4e745275b73b5615c611a9870c2c8027c51e21b98c9de9275f77acc6cc61c7e3b910a930a03cdf6857c255aa7371d446ffb592
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qo:zCsanOtEvwDpjc
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 2024-02-23_6a3de121d12a6835c11af6bf2dc58490_cryptolocker
Files
-
2024-02-23_6a3de121d12a6835c11af6bf2dc58490_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