Behavioral task
behavioral1
Sample
fcfd899f75250974a499438ef143f4d89e0bf1f9f7842f6d1930cf3745b1c757.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
fcfd899f75250974a499438ef143f4d89e0bf1f9f7842f6d1930cf3745b1c757.exe
Resource
win10v2004-20240226-en
General
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Target
fcfd899f75250974a499438ef143f4d89e0bf1f9f7842f6d1930cf3745b1c757
-
Size
1.4MB
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MD5
f9975c571c3f8e4a40e3c8481b66bb28
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SHA1
3971a900544e68ba46ad10049b622420eaaf9668
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SHA256
fcfd899f75250974a499438ef143f4d89e0bf1f9f7842f6d1930cf3745b1c757
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SHA512
1ab9fc564ae6d561f9123a10b4ec706232bc35cbcda9c42eed48254d3f469dd5ae296427faa343b7aa30bf02c7b2c79bdd1401c4ad6af106593a01b2b44bf51f
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SSDEEP
24576:KbAMwzMem1NcfBtzGjf4SjxvTGMPNH8BcPKrLtB8aar4MEFUUHh5HER9Fnog:XMwzjKcfbgjtrPNPGD1awUUHTsnog
Malware Config
Signatures
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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 fcfd899f75250974a499438ef143f4d89e0bf1f9f7842f6d1930cf3745b1c757 unpack001/out.upx
Files
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fcfd899f75250974a499438ef143f4d89e0bf1f9f7842f6d1930cf3745b1c757.exe windows:1 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 232KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 85KB - Virtual size: 88KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 6KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:1 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 87KB - Virtual size: 86KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 19KB - Virtual size: 18KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 152KB - Virtual size: 159KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 41KB - Virtual size: 41KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ