zgrat | 2024-03-12_f4df323bdb130a72a3f38460c8170ab3_krakencryptor

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General

Target

2024-03-12_f4df323bdb130a72a3f38460c8170ab3_krakencryptor
Size

4.7MB
MD5

f4df323bdb130a72a3f38460c8170ab3
SHA1

66cce2a301a1a791bd87891129e41f0cc414c22c
SHA256

f5b37838bc0bd371a76e6b79185db056d005bf5964b1e48d343144efc9446d2a
SHA512

c735154b8289b1a983ad4697a91ea4c60c8812824506457afde2b263cbcc6efefc1d46dac400c8c1afaebac4640d05fc589ea9a9ca9c04be5f693640e0719671
SSDEEP

98304:KQcrhmce9196QhDj5hAYIcwBzU6iHQdEbI0TSDLK2kmu:KQc1mzp6MwBQMdErkpu

Score

10^/10

zgrat

Malware Config

Signatures

Detect ZGRat V1 1 IoCs

resource	yara_rule
sample	family_zgrat_v1

Detects executables packed with unregistered version of .NET Reactor 1 IoCs

resource	yara_rule
sample	INDICATOR_EXE_Packed_DotNetReactor

Zgrat family
zgrat

.NET Reactor proctector 1 IoCs

Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

resource	yara_rule
sample	net_reactor

Files

2024-03-12_f4df323bdb130a72a3f38460c8170ab3_krakencryptor
.exe windows:4 windows x86 arch:x86

f34d5f2d4577ed6d9ceec516c1f5a744

Code Sign

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

Issuer

CN=Thawte Timestamping CA,OU=Thawte Certification,O=Thawte,L=Durbanville,ST=Western Cape,C=ZA

Not Before

21/12/2012, 00:00

Not After

30/12/2020, 23:59

Subject

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

71:a0:b7:36:95:dd:b1:af:c2:3b:2b:9a:18:ee:54:cb
Certificate

Issuer

CN=thawte Primary Root CA,OU=Certification Services Division+OU=(c) 2006 thawte\, Inc. - For authorized use only,O=thawte\, Inc.,C=US

Not Before

10/12/2013, 00:00

Not After

09/12/2023, 23:59

Subject

CN=thawte SHA256 Code Signing CA,O=thawte\, Inc.,C=US

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
Certificate

Issuer

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Not Before

18/10/2012, 00:00

Not After

29/12/2020, 23:59

Subject

CN=Symantec Time Stamping Services Signer - G4,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

06:e9:57:9a:ab:76:3e:72:07:99:89:c6:89:d2:b4:2d
Certificate

Issuer

CN=thawte SHA256 Code Signing CA,O=thawte\, Inc.,C=US

Not Before

18/09/2017, 00:00

Not After

24/11/2020, 23:59

Subject

CN=The Qt Company Oy,O=The Qt Company Oy,L=Oulu,ST=Oulu,C=FI

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

67:7e:1d:b4:2e:91:50:26:88:43:ea:8f:6f:c6:30:d9:d2:ea:bb:f5
Signer

Actual PE Digest

67:7e:1d:b4:2e:91:50:26:88:43:ea:8f:6f:c6:30:d9:d2:ea:bb:f5

Digest Algorithm

sha1

PE Digest Matches

false

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

PDB Paths

frontal_visibility_and_minimalist_installation.pdb

Imports

mscoree

_CorExeMain

Sections

.text
Size: 4.7MB - Virtual size: 4.7MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 71KB - Virtual size: 70KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

f34d5f2d4577ed6d9ceec516c1f5a744

Code Sign

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3bCertificate

Extended Key Usages

Key Usages

71:a0:b7:36:95:dd:b1:af:c2:3b:2b:9a:18:ee:54:cbCertificate

Extended Key Usages

Key Usages

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50Certificate

Extended Key Usages

Key Usages

06:e9:57:9a:ab:76:3e:72:07:99:89:c6:89:d2:b4:2dCertificate

Extended Key Usages

Key Usages

67:7e:1d:b4:2e:91:50:26:88:43:ea:8f:6f:c6:30:d9:d2:ea:bb:f5Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

mscoree

Sections

.text Size: 4.7MB - Virtual size: 4.7MB

.rsrc Size: 71KB - Virtual size: 70KB

.reloc Size: 512B - Virtual size: 12B

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

71:a0:b7:36:95:dd:b1:af:c2:3b:2b:9a:18:ee:54:cb
Certificate

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
Certificate

06:e9:57:9a:ab:76:3e:72:07:99:89:c6:89:d2:b4:2d
Certificate

67:7e:1d:b4:2e:91:50:26:88:43:ea:8f:6f:c6:30:d9:d2:ea:bb:f5
Signer

.text
Size: 4.7MB - Virtual size: 4.7MB

.rsrc
Size: 71KB - Virtual size: 70KB

.reloc
Size: 512B - Virtual size: 12B