Behavioral task
behavioral1
Sample
2024-01-27_d099dab5dabd711d78a9210d62dc6f95_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-27_d099dab5dabd711d78a9210d62dc6f95_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-01-27_d099dab5dabd711d78a9210d62dc6f95_cryptolocker
-
Size
90KB
-
MD5
d099dab5dabd711d78a9210d62dc6f95
-
SHA1
2e57c8b0560687061f412c3f14088a8054e01854
-
SHA256
e842ff678d47fa031ca638beec76f6131c8f4885c93fd2a47330e0f38b5c3fff
-
SHA512
e6e0f7525ff0cf286dcba5bf3a7366b68a6808a6cf64d826cc999ff844900d8cc9e4d1790cab20a9746e0ba772c70b00a19cb0c0d54cd06b3fbe562a86aca36e
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy87Uv0:zCsanOtEvwDpjt
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 2024-01-27_d099dab5dabd711d78a9210d62dc6f95_cryptolocker
Files
-
2024-01-27_d099dab5dabd711d78a9210d62dc6f95_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