Behavioral task
behavioral1
Sample
2024-01-24_a3e627aab05545f57755130b6b5c2a99_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-24_a3e627aab05545f57755130b6b5c2a99_cryptolocker.exe
Resource
win10v2004-20231222-en
General
-
Target
2024-01-24_a3e627aab05545f57755130b6b5c2a99_cryptolocker
-
Size
61KB
-
MD5
a3e627aab05545f57755130b6b5c2a99
-
SHA1
d7e3534aeac28fc94edfb5ad9ca3ed9a32c870cf
-
SHA256
7ddaa8f98855647659fe1f94b0d14827b6cf36d7e54bfe12b9de958d57572ef7
-
SHA512
3eba3391cc298a26a8ff39c774e58caf402e46d02fb0cd05f3dbdee2b94d67d618dc397519921a4765d12152d7c5395fd56de75d1b22653417490c87f888a976
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAo2:1nK6a+qdOOtEvwDpjk
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 2024-01-24_a3e627aab05545f57755130b6b5c2a99_cryptolocker
Files
-
2024-01-24_a3e627aab05545f57755130b6b5c2a99_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE