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Behavioral task
behavioral1
Sample
a58fd625bf63b8a73ef378fe80f7570a26926089df7196dc4254011aaf3b4ed5.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
a58fd625bf63b8a73ef378fe80f7570a26926089df7196dc4254011aaf3b4ed5.exe
Resource
win10v2004-20231215-en
General
-
Target
a58fd625bf63b8a73ef378fe80f7570a26926089df7196dc4254011aaf3b4ed5
-
Size
449KB
-
MD5
74fe65d5e23e006e59e09de6e3c92e15
-
SHA1
571424032ebbd55453af2a725357183ef94a23d4
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SHA256
a58fd625bf63b8a73ef378fe80f7570a26926089df7196dc4254011aaf3b4ed5
-
SHA512
6f13e6e6cc9026b014aabb1ec1e06b756adabe7b8a9fc267a99c1ef234a1a0fd2b3ba5d9f673addd9a2932601200c79157bfe6d995b2cd35f13b7115ae3f1055
-
SSDEEP
12288:NJu6lfyi4fabr9jy4BNKOSuDVh+vh4tH1jo3rqsh2T:N8XfyhLNKQVhKutH1jo3Phu
Malware Config
Signatures
-
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 a58fd625bf63b8a73ef378fe80f7570a26926089df7196dc4254011aaf3b4ed5 unpack001/out.upx
Files
-
a58fd625bf63b8a73ef378fe80f7570a26926089df7196dc4254011aaf3b4ed5.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 224KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 147KB - Virtual size: 148KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.text Size: 39KB - Virtual size: 39KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 165KB - Virtual size: 164KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 216B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata6 Size: 1024B - Virtual size: 814B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 1024B - Virtual size: 136KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.htext Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE