Behavioral task
behavioral1
Sample
a2a31091ff9d017223dc961a64fa2d2b07b560b5fce5e7c4376437934089c82b.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
a2a31091ff9d017223dc961a64fa2d2b07b560b5fce5e7c4376437934089c82b.exe
Resource
win10v2004-20240426-en
General
-
Target
a2a31091ff9d017223dc961a64fa2d2b07b560b5fce5e7c4376437934089c82b
-
Size
165KB
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MD5
82aa132a94d3d8439cdd950fefa887df
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SHA1
13a3ad819ede8226df4184f120f2c1dee3349c4d
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SHA256
a2a31091ff9d017223dc961a64fa2d2b07b560b5fce5e7c4376437934089c82b
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SHA512
43eafc0a9faa87d6c587211cfe5dd54e3ab752e94f5cd16d2ebaf22442727d0eca2addbd0cfeaacd3701e22fbe120c104990e2ef511c80a0c8d3ba860eb07417
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SSDEEP
1536:CTWn1++PJHJXA/OsIZfzc3/Q1pkMJ+ZGtK1+ZGtKQNMdTajOtGtU1wAIuZAIuJBn:KQSo1EZGtKgZGtK/PgtU1wAIuZAIuX
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 a2a31091ff9d017223dc961a64fa2d2b07b560b5fce5e7c4376437934089c82b unpack001/out.upx
Files
-
a2a31091ff9d017223dc961a64fa2d2b07b560b5fce5e7c4376437934089c82b.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: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 4KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - 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: 5KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 352B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ