surtr | 2025-03-06_6cdad16f8a5eb208c663826c05a91f9e_ryuk | Triage

Sharing

General

Target

2025-03-06_6cdad16f8a5eb208c663826c05a91f9e_ryuk
Size

1.3MB
MD5

6cdad16f8a5eb208c663826c05a91f9e
SHA1

2716c41307158cccfe32fbeef82cc9c6247ad5ca
SHA256

6670d6d2814adb7993641d6c9c334e3a5f53b9b68b8c22ca63daf4f9aa53536b
SHA512

a6e23578af024b21e4d373ccbe6dbf8426c441e88f4f2f124254438b3d8d63fa8ad23766492f915b93043c7e7e649da74e292b54f3d1b520a6dfb107887a00cf
SSDEEP

24576:rdtwbXPGBkNXi/Z479uN0/XuNRMLDy5VURkmqpK1Oshy1ZT2rpo3NahUXz+xRE3J:rxLyEuPFvN/w

Score

10^/10

surtr

Malware Config

Signatures

Detects Surtr Payload 1 IoCs

resource	yara_rule
sample	family_surtr

Surtr family
surtr

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2025-03-06_6cdad16f8a5eb208c663826c05a91f9e_ryuk

Files

2025-03-06_6cdad16f8a5eb208c663826c05a91f9e_ryuk
.exe windows:5 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: 1.1MB - Virtual size: 1.1MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 147KB - Virtual size: 147KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 9KB - Virtual size: 26KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 18KB - Virtual size: 17KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: 512B - Virtual size: 9B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 512B - Virtual size: 480B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ