2024-04-09_b55c155a7cea3dd77df467e1609fc388_ryuk

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General

Target

2024-04-09_b55c155a7cea3dd77df467e1609fc388_ryuk
Size

361KB
MD5

b55c155a7cea3dd77df467e1609fc388
SHA1

283ddf7de0b1a050c7bd16df7fde6c526d71b5ab
SHA256

db24189081400d1b11778825bcb2dd039bb967a67d62598587b22629ede34c2b
SHA512

03d77484da5ed6929a2904a5bf1c51da88713e678e265df06e90a0a013343d7e9f3d25c1eaa68db861f18d80d49d43c02a7f26ccb27115f259d6bf72d32e7e83
SSDEEP

3072:q5gphnb69WOjX/2VDiFJdhDQw7MRTKe0Y03Gi8N20PaS8uEL:qGphnbwBjP2VocmGii2AEL

Score

1^/10

Malware Config

Signatures

Files

2024-04-09_b55c155a7cea3dd77df467e1609fc388_ryuk
.exe windows:10 windows x64 arch:x64

Code Sign

33:00:00:00:99:aa:c5:81:9f:8c:a2:7d:8a:00:00:00:00:00:99
Certificate

Issuer

CN=Microsoft Time-Stamp PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

30/03/2016, 19:21

Not After

30/06/2017, 19:21

Subject

CN=Microsoft Time-Stamp Service,OU=MOPR+OU=nCipher DSE ESN:98FD-C61E-E641,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

33:00:00:01:3f:bf:e8:2d:c1:ee:0d:27:05:00:01:00:00:01:3f
Certificate

Issuer

CN=Microsoft Code Signing PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

18/08/2016, 20:17

Not After

02/11/2017, 20:17

Subject

CN=Microsoft Corporation,OU=AOC,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:33:26:1a:00:00:00:00:00:31
Certificate

Issuer

CN=Microsoft Root Certificate Authority,0.9.2342.19200300.100.1.25=#13096d6963726f736f6674,0.9.2342.19200300.100.1.25=#1303636f6d

Not Before

31/08/2010, 22:19

Not After

31/08/2020, 22:29

Subject

CN=Microsoft Code Signing PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

61:16:68:34:00:00:00:00:00:1c
Certificate

Issuer

CN=Microsoft Root Certificate Authority,0.9.2342.19200300.100.1.25=#13096d6963726f736f6674,0.9.2342.19200300.100.1.25=#1303636f6d

Not Before

03/04/2007, 12:53

Not After

03/04/2021, 13:03

Subject

CN=Microsoft Time-Stamp PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

33:00:00:00:f4:e5:a3:b4:c6:7d:a1:61:22:00:00:00:00:00:f4
Certificate

Issuer

CN=Microsoft Code Signing PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

06/01/2016, 18:39

Not After

06/04/2017, 18:39

Subject

CN=Microsoft Corporation,OU=AOC,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:0c:52:4c:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

06/07/2010, 20:40

Not After

06/07/2025, 20:50

Subject

CN=Microsoft Code Signing PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

e9:7d:55:6c:8b:4b:96:a8:df:55:61:69:bf:6b:bd:b8:c9:6a:fe:6f:69:fe:aa:cd:62:8d:cc:e5:ea:49:90:c0
Signer

Actual PE Digest

e9:7d:55:6c:8b:4b:96:a8:df:55:61:69:bf:6b:bd:b8:c9:6a:fe:6f:69:fe:aa:cd:62:8d:cc:e5:ea:49:90:c0

Digest Algorithm

sha256

PE Digest Matches

false

ff:27:94:ce:62:f9:92:da:4e:70:2c:62:d8:f9:07:55:f3:4b:0b:3b
Signer

Actual PE Digest

ff:27:94:ce:62:f9:92:da:4e:70:2c:62:d8:f9:07:55:f3:4b:0b:3b

Digest Algorithm

sha1

PE Digest Matches

false

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Sections

.text
Size: 115KB - Virtual size: 114KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 54KB - Virtual size: 53KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 7KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 163KB - Virtual size: 163KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

33:00:00:00:99:aa:c5:81:9f:8c:a2:7d:8a:00:00:00:00:00:99Certificate

Extended Key Usages

33:00:00:01:3f:bf:e8:2d:c1:ee:0d:27:05:00:01:00:00:01:3fCertificate

Extended Key Usages

61:33:26:1a:00:00:00:00:00:31Certificate

Key Usages

61:16:68:34:00:00:00:00:00:1cCertificate

Extended Key Usages

Key Usages

33:00:00:00:f4:e5:a3:b4:c6:7d:a1:61:22:00:00:00:00:00:f4Certificate

Extended Key Usages

61:0c:52:4c:00:00:00:00:00:03Certificate

Key Usages

e9:7d:55:6c:8b:4b:96:a8:df:55:61:69:bf:6b:bd:b8:c9:6a:fe:6f:69:fe:aa:cd:62:8d:cc:e5:ea:49:90:c0Signer

ff:27:94:ce:62:f9:92:da:4e:70:2c:62:d8:f9:07:55:f3:4b:0b:3bSigner

Headers

DLL Characteristics

File Characteristics

Sections

.text Size: 115KB - Virtual size: 114KB

.rdata Size: 54KB - Virtual size: 53KB

.data Size: 3KB - Virtual size: 8KB

.pdata Size: 7KB - Virtual size: 7KB

.rsrc Size: 163KB - Virtual size: 163KB

.reloc Size: 2KB - Virtual size: 1KB

33:00:00:00:99:aa:c5:81:9f:8c:a2:7d:8a:00:00:00:00:00:99
Certificate

33:00:00:01:3f:bf:e8:2d:c1:ee:0d:27:05:00:01:00:00:01:3f
Certificate

61:33:26:1a:00:00:00:00:00:31
Certificate

61:16:68:34:00:00:00:00:00:1c
Certificate

33:00:00:00:f4:e5:a3:b4:c6:7d:a1:61:22:00:00:00:00:00:f4
Certificate

61:0c:52:4c:00:00:00:00:00:03
Certificate

e9:7d:55:6c:8b:4b:96:a8:df:55:61:69:bf:6b:bd:b8:c9:6a:fe:6f:69:fe:aa:cd:62:8d:cc:e5:ea:49:90:c0
Signer

ff:27:94:ce:62:f9:92:da:4e:70:2c:62:d8:f9:07:55:f3:4b:0b:3b
Signer

.text
Size: 115KB - Virtual size: 114KB

.rdata
Size: 54KB - Virtual size: 53KB

.data
Size: 3KB - Virtual size: 8KB

.pdata
Size: 7KB - Virtual size: 7KB

.rsrc
Size: 163KB - Virtual size: 163KB

.reloc
Size: 2KB - Virtual size: 1KB