Behavioral task
behavioral1
Sample
virussign.com_f1c73b8d44dc9f84755e22a9178c4370.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
virussign.com_f1c73b8d44dc9f84755e22a9178c4370.exe
Resource
win10v2004-20240508-en
General
-
Target
virussign.com_f1c73b8d44dc9f84755e22a9178c4370.vir
-
Size
150KB
-
MD5
f1c73b8d44dc9f84755e22a9178c4370
-
SHA1
21157ad0012920f5c275b837e873fcb5091a3c2b
-
SHA256
bb93bea9c88518a82516b50052ed847723c2bf961bf3558b74cc614b4bdebb2f
-
SHA512
1cee687087342429ec63a54a0c8bcda2e95767e6e3619ab763246dd63805be1306b9d5225a762f0d7bea8fd61bbc922569749842875547e05a9d040bee6e0422
-
SSDEEP
1536:CTWn1++PJHJXA/OsIZfzc3/Q8wk7VP2DzpQCuq6JVlyEjpgL6Bc3mH20McbXYzGS:KQSo6VP2ZQfq6Tl7j66sfmTk3WdK1t
Malware Config
Signatures
-
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource virussign.com_f1c73b8d44dc9f84755e22a9178c4370.vir unpack001/out.upx
Files
-
virussign.com_f1c73b8d44dc9f84755e22a9178c4370.vir.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
-
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