Behavioral task
behavioral1
Sample
2023-08-26_30ae9b64ff1ef1922405fb83f3bbd2d7_cryptolocker_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
2023-08-26_30ae9b64ff1ef1922405fb83f3bbd2d7_cryptolocker_JC.exe
Resource
win10v2004-20230915-en
General
-
Target
2023-08-26_30ae9b64ff1ef1922405fb83f3bbd2d7_cryptolocker_JC.exe
-
Size
88KB
-
MD5
30ae9b64ff1ef1922405fb83f3bbd2d7
-
SHA1
916ede32ae11bd8d677032127b9699f3fbbfe88d
-
SHA256
90076cac1ed83ace3d151cd701298e8fabbed41b22e8aa83fe25c6f13f557ab4
-
SHA512
5d8eaf3d547033797fb2d8315195a03d4d0f1edade278b9db52c141e51e9e7d58d543de3514190871ff1588736615f058e9d6111e17c6c743b1c1a6a52d9b726
-
SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpx:AnBdOOtEvwDpj6z2
Malware Config
Signatures
-
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2023-08-26_30ae9b64ff1ef1922405fb83f3bbd2d7_cryptolocker_JC.exe unpack001/out.upx
Files
-
2023-08-26_30ae9b64ff1ef1922405fb83f3bbd2d7_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