Static task
static1
Behavioral task
behavioral1
Sample
2024-02-14_f1b1ea9b14655d3a1139928aa6a9fb27_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-14_f1b1ea9b14655d3a1139928aa6a9fb27_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-14_f1b1ea9b14655d3a1139928aa6a9fb27_cryptolocker
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Size
37KB
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MD5
f1b1ea9b14655d3a1139928aa6a9fb27
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SHA1
09c6067109df5dfe93cd05a255b0d65abe557f24
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SHA256
28f3d05aa8bcf28b61a88871fccc9adb7fef48d019e2bbaeb6c418b154293cb8
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SHA512
7f219c762d9cd3986fe2ef4a29e9513fcfad5c3f1e158b06e8cc429fc4ff8fab037bdc6c654aef38044db4f4ff6f3efbe3e6e9dfc17fcd9a56852c2a5e5e63f2
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnv0vRt5Or:m5nkFNMOtEvwDpjG8h0Jt5Or
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-02-14_f1b1ea9b14655d3a1139928aa6a9fb27_cryptolocker
Files
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2024-02-14_f1b1ea9b14655d3a1139928aa6a9fb27_cryptolocker.exe windows:5 windows x86 arch:x86
e021c9fc2c12265365fad587d43783fe
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Imports
kernel32
GetModuleHandleA
GetProcAddress
user32
EndPaint
gdi32
CreateFontIndirectA
Sections
.MPRESS1 Size: 10KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 910B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE