Behavioral task
behavioral1
Sample
1.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
1.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
QQ����~2.exe
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
QQ����~2.exe
Resource
win10v2004-20231215-en
General
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Target
3f38d5cb831aae145fddc177fa5aad0e
-
Size
444KB
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MD5
3f38d5cb831aae145fddc177fa5aad0e
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SHA1
85d786c9de05f87a0266408058c9b793ced71773
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SHA256
34a529f2f713896f9212158220f59b8d0aa5be7019688ff2e62c983f65a86f94
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SHA512
d03c23b8175f6070c433bbdecdc786219ef3bd6c48805425ea836f9f9aebfed446d82e25428a5148f2dae89e453066164b992f0b21ee71141fb5e666cd303977
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SSDEEP
12288:11pvKzuoNp1ssL+msmMJ1H64mVY2sP2QLSfU:czuoNp1ssyn1a75sP2EGU
Malware Config
Signatures
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resource yara_rule static1/unpack001/1.exe upx -
Unsigned PE 3 IoCs
Checks for missing Authenticode signature.
resource unpack001/1.exe unpack002/out.upx unpack001/QQ����~2.EXE
Files
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3f38d5cb831aae145fddc177fa5aad0e.cab
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1.exe.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: 20KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 5KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX2 Size: 512B - Virtual size: 4KB
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: 8KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 16B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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QQ����~2.EXE.exe windows:4 windows x86 arch:x86
5c4d602843f54570889588b32f7af650
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
Imports
msvbvm60
_CIcos
_adj_fptan
_adj_fdiv_m64
_adj_fprem1
_adj_fdiv_m32
_adj_fdiv_m16i
_adj_fdivr_m16i
_CIsin
__vbaChkstk
EVENT_SINK_AddRef
_adj_fpatan
EVENT_SINK_Release
_CIsqrt
EVENT_SINK_QueryInterface
__vbaExceptHandler
_adj_fprem
_adj_fdivr_m64
__vbaFPException
_CIlog
_adj_fdiv_m32i
_adj_fdivr_m32i
_adj_fdivr_m32
_adj_fdiv_r
ord100
_CIatan
_allmul
_CItan
_CIexp
Sections
.text Size: 684KB - Virtual size: 683KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ