Behavioral task
behavioral1
Sample
2024-04-23_afe1e1ed3c84be3a89a5c4d3d6156135_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-23_afe1e1ed3c84be3a89a5c4d3d6156135_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-23_afe1e1ed3c84be3a89a5c4d3d6156135_cryptolocker
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Size
32KB
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MD5
afe1e1ed3c84be3a89a5c4d3d6156135
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SHA1
8e616e2698d5f82f98c3dbb7b0e592d2d2d74dae
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SHA256
cc36de26034bc86a81559792bde7ac79e50109d95ed25aecf33fe52a5d8b9b74
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SHA512
b50be443177d18da8d9dfa7b46c75bd820ea3ab8d47c33390ef6102e7cbf4935ab918c3b15c6eebab0b28653a5a11efe6a2eddf7a05c9100c088335adb04ba7d
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SSDEEP
768:bFPm5zusFUB2preAr+Ofjg0S16avdrQFiLjJvt+:bFPmpiif/oc+v+
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 -
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 2024-04-23_afe1e1ed3c84be3a89a5c4d3d6156135_cryptolocker unpack001/out.upx
Files
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2024-04-23_afe1e1ed3c84be3a89a5c4d3d6156135_cryptolocker.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: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - 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
.data Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ