Behavioral task
behavioral1
Sample
2023-08-26_48b52b92331789aa67dd8b9f18c4a254_cryptolocker_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
2023-08-26_48b52b92331789aa67dd8b9f18c4a254_cryptolocker_JC.exe
Resource
win10v2004-20230915-en
General
-
Target
2023-08-26_48b52b92331789aa67dd8b9f18c4a254_cryptolocker_JC.exe
-
Size
78KB
-
MD5
48b52b92331789aa67dd8b9f18c4a254
-
SHA1
57223ba8539e33be1f3564928d1abf91876c0b88
-
SHA256
963e43e320b2467555ae3e966ee6ec7fcdc6b6ba66ab25954a7aefb6ea9d6a88
-
SHA512
9345a76cb7ab0b45c2b5356ab75f20c62d2772ed2cd7a744571b147276c9bf38c9c2cc1fe3ed268f931c8c8a34c52ea58ebc91a491fba082a161e171f485275d
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1jF:zCsanOtEvwDpjT
Malware Config
Signatures
-
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2023-08-26_48b52b92331789aa67dd8b9f18c4a254_cryptolocker_JC.exe
Files
-
2023-08-26_48b52b92331789aa67dd8b9f18c4a254_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
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