Behavioral task
behavioral1
Sample
71424f032a057a4c4ad51d5c4c3e10f6_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
71424f032a057a4c4ad51d5c4c3e10f6_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
-
Target
71424f032a057a4c4ad51d5c4c3e10f6_cryptolocker_JC.exe
-
Size
95KB
-
MD5
71424f032a057a4c4ad51d5c4c3e10f6
-
SHA1
f2e5ec2ec5e0c781b1678b115b1ecb87800add40
-
SHA256
12a7fe4567ccd43219e1797f71bee731d8a8d49f751376d8d650eb1c4de866c7
-
SHA512
98486614f09d5800ffc73533cf4c81fcf220062b44eb1cd557a448f308887f6365dc5dca403f5a2c52f7da2b3be690adb1ff1a5928fe5a60bd775ceac7eee9c4
-
SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpQbCJj9:AnBdOOtEvwDpj6zi
Malware Config
Signatures
-
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 71424f032a057a4c4ad51d5c4c3e10f6_cryptolocker_JC.exe unpack001/out.upx
Files
-
71424f032a057a4c4ad51d5c4c3e10f6_cryptolocker_JC.exe.exe windows 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: - Virtual size: 32KB
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
-
out.upx.exe windows 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
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 536B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ