Behavioral task
behavioral1
Sample
a9e4f9f4fa739c11507669f85f5d4720d4c5ec2963e2d8fbee09dd87cafdb6b5.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
a9e4f9f4fa739c11507669f85f5d4720d4c5ec2963e2d8fbee09dd87cafdb6b5.exe
Resource
win10v2004-20240508-en
General
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Target
a9e4f9f4fa739c11507669f85f5d4720d4c5ec2963e2d8fbee09dd87cafdb6b5
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Size
88KB
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MD5
4e4da3cdae98eda29cc0e04ba94ac3a3
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SHA1
431225094d16827e3371dc145c9d3b8550706ac0
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SHA256
a9e4f9f4fa739c11507669f85f5d4720d4c5ec2963e2d8fbee09dd87cafdb6b5
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SHA512
27772f075f04acc8c38df1de97fc0028c5e2a531fed2f5daa3939b154d7803538220d81f8d265bfe45c43ecb34c196c94b2cf269d36d4905f5b34e24d6a0d25d
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SSDEEP
768:qkmnjFom/kLyMro2GtOOtEvwDpjeY10Y/YMsvlMdwPK80GQuchoIgtIODC:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgo
Malware Config
Signatures
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Detection of CryptoLocker Variants 2 IoCs
resource yara_rule sample CryptoLocker_rule2 static1/unpack001/out.upx CryptoLocker_rule2 -
Detection of Cryptolocker Samples 2 IoCs
resource yara_rule sample CryptoLocker_set1 static1/unpack001/out.upx CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource a9e4f9f4fa739c11507669f85f5d4720d4c5ec2963e2d8fbee09dd87cafdb6b5 unpack001/out.upx
Files
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a9e4f9f4fa739c11507669f85f5d4720d4c5ec2963e2d8fbee09dd87cafdb6b5.exe windows:5 windows x86 arch: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
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out.upx.exe windows:5 windows x86 arch: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