Behavioral task
behavioral1
Sample
a5574c7d63b0aea73d12caa8626f178d80e7698689b7a0d3f2dd24b2e0e0bdbc.exe
Resource
win7-20240903-en
General
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Target
a5574c7d63b0aea73d12caa8626f178d80e7698689b7a0d3f2dd24b2e0e0bdbc
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Size
2.7MB
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MD5
db268f0001cc9b3a0f4385640cc95211
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SHA1
a7ba6da8f5390cd28de704298776e57d9bca51fd
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SHA256
a5574c7d63b0aea73d12caa8626f178d80e7698689b7a0d3f2dd24b2e0e0bdbc
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SHA512
c39d1f283ed5ad50d37a7fe84d94460e3a2fd35e9639b7a9a0ed9b68d1b785ffa4b0115ca8e2527c58e228843fb1a90ae3faf118c3a560a224cd26b3ee38157d
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SSDEEP
49152:Qas1ZWWSF0o8kIwt/dbpOq78sR6tEP9xgYAMfqo/:MZW1btDOq7Rx1xNAMfqo
Malware Config
Signatures
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Detected Nirsoft tools 1 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
resource yara_rule static1/unpack001/out.upx Nirsoft -
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource a5574c7d63b0aea73d12caa8626f178d80e7698689b7a0d3f2dd24b2e0e0bdbc unpack001/out.upx
Files
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a5574c7d63b0aea73d12caa8626f178d80e7698689b7a0d3f2dd24b2e0e0bdbc.exe windows:4 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: 4.9MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 2.7MB - Virtual size: 2.7MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 28KB - Virtual size: 32KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:4 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: 2.0MB - Virtual size: 2.0MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 5.0MB - Virtual size: 5.0MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 112KB - Virtual size: 553KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 52KB - Virtual size: 48KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ