Behavioral task
behavioral1
Sample
21af73d2e6c9691ac92720ac0d82a6b422ce250e924b080aaab1d11ee32ecf24.exe
Resource
win7-20240729-en
General
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Target
21af73d2e6c9691ac92720ac0d82a6b422ce250e924b080aaab1d11ee32ecf24
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Size
2.7MB
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MD5
6bd46e6edd3d68bcc11f548f0709d2d3
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SHA1
6a2e968ea1468c6dfa8609bff75c093352d8895c
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SHA256
21af73d2e6c9691ac92720ac0d82a6b422ce250e924b080aaab1d11ee32ecf24
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SHA512
710e1284c5476abc58198b5b186f4f17a906be1ca74335469592d6dec80ed39562b890f15c6f1d7c803dc01cadf8012bc2c1c8ca7c8bf54774bb677d20a07e1d
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SSDEEP
49152:RJP+1syr0k9w8j7ot1dMi1U67mJWxSVf1rHzQFZxbP5Ejq8wrWfrJ1t85Z0wIx:HPVydG8gt1dXDCJ1AjGjqBWfrztYZ0w
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 21af73d2e6c9691ac92720ac0d82a6b422ce250e924b080aaab1d11ee32ecf24 unpack001/out.upx
Files
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21af73d2e6c9691ac92720ac0d82a6b422ce250e924b080aaab1d11ee32ecf24.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