Behavioral task
behavioral1
Sample
729b58de7ac11b439515093a9a856cc8eb06d789f5c71890afdcae5f6b78c9d8.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
729b58de7ac11b439515093a9a856cc8eb06d789f5c71890afdcae5f6b78c9d8.exe
Resource
win10v2004-20240709-en
General
-
Target
729b58de7ac11b439515093a9a856cc8eb06d789f5c71890afdcae5f6b78c9d8.exe
-
Size
4.2MB
-
MD5
4f5299a33eb914958008bd2a42822db6
-
SHA1
c9897e5b366b6ec0aa42fdf1bb94200c523eb89c
-
SHA256
729b58de7ac11b439515093a9a856cc8eb06d789f5c71890afdcae5f6b78c9d8
-
SHA512
565201e0c1a0d498cec030ba641089474a9e26d07705ca6fd3136e26e692215247184ca94ed3504acf08f90bdf99413c18614fc4142b1a6bde8ef97e0de658ac
-
SSDEEP
98304:Bq7Ki/XhZFzxCaxEbOGK7yLnmDVar3V9DCTCOnTPpGR79/:8OsNCCCOrImDgrlyCOnMd
Malware Config
Signatures
-
Merlin family
-
Merlin payload 1 IoCs
Processes:
resource yara_rule static1/unpack001/out.upx family_merlin -
Processes:
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
Processes:
resource 729b58de7ac11b439515093a9a856cc8eb06d789f5c71890afdcae5f6b78c9d8.exe unpack001/out.upx
Files
-
729b58de7ac11b439515093a9a856cc8eb06d789f5c71890afdcae5f6b78c9d8.exe.exe windows:6 windows x64 arch:x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
UPX0 Size: - Virtual size: 8.3MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 4.2MB - Virtual size: 4.2MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 5KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
-
out.upx.exe windows:6 windows x64 arch:x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
.text Size: 5.4MB - Virtual size: 5.4MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 5.2MB - Virtual size: 5.2MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1.1MB - Virtual size: 1.7MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 120KB - Virtual size: 119KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.xdata Size: 512B - Virtual size: 180B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.idata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 104KB - Virtual size: 104KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.symtab Size: 512B - Virtual size: 4B
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.rsrc Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ