Static task
static1
Behavioral task
behavioral1
Sample
2024-03-08_343156cbb9b2a457900d983c4c1e2fd1_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-08_343156cbb9b2a457900d983c4c1e2fd1_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-08_343156cbb9b2a457900d983c4c1e2fd1_cryptolocker
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Size
49KB
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MD5
343156cbb9b2a457900d983c4c1e2fd1
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SHA1
c3f57cfd87efee330dfc9d22fc2006f57256cdad
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SHA256
ebb85822ef90317d74f00fb80f0137a33b3d4ef373942a1a9bf74cf72e8f33d0
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SHA512
b8048c1eb062cff1c018f4f878f249f283c893d181c8cfe36cf5b082ad888b701a07ce7511164bd615ee48b987508390715a903ba848346d720301d8ff0f3f0a
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SSDEEP
384:icX+ni9VCr5nQI021q4VQBqURYp055TOtOOtEvwDpjqIGR/hHi7/OlI0G/74zpzj:XS5nQJ24LR1bytOOtEvwDpjNbP/0Gehx
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 2024-03-08_343156cbb9b2a457900d983c4c1e2fd1_cryptolocker
Files
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2024-03-08_343156cbb9b2a457900d983c4c1e2fd1_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: 13KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE