Behavioral task
behavioral1
Sample
690dd31781d5f10a049aaf9dc73ca5d52b9f9d6ef26377fc9e1d9aa5744f0b8b.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
690dd31781d5f10a049aaf9dc73ca5d52b9f9d6ef26377fc9e1d9aa5744f0b8b.exe
Resource
win10v2004-20240508-en
General
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Target
690dd31781d5f10a049aaf9dc73ca5d52b9f9d6ef26377fc9e1d9aa5744f0b8b
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Size
34KB
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MD5
8b48af49db0c66113530e9daaec8c5fc
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SHA1
43dd0b7c091562d7a4b9853efac69aa5e3a26a8b
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SHA256
690dd31781d5f10a049aaf9dc73ca5d52b9f9d6ef26377fc9e1d9aa5744f0b8b
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SHA512
4c64c7b3fcb9a55c09bf0aa064ecd02cb8098bd2867fdf178f006f59e39b68512f4815ee9db0258ed7d368154d354c13a1e042fbff2c415b890a8cb462f82a0e
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SSDEEP
768:bFPm5zusFUB2preAr+Ofjg0S16avdrQFiLjJvtXm:bFPmpiif/oc+vXm
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 690dd31781d5f10a049aaf9dc73ca5d52b9f9d6ef26377fc9e1d9aa5744f0b8b unpack001/out.upx
Files
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690dd31781d5f10a049aaf9dc73ca5d52b9f9d6ef26377fc9e1d9aa5744f0b8b.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