zgrat | ama[.]exe

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General

Target

ama.exe
Size

6.2MB
MD5

49f4e428134b3d6e27c5435f15b8bf1a
SHA1

08583b12ccd93d29a9a450e1ba3e2593151cb1bd
SHA256

9cd9f4e29036513f892a86b7bf96dfd7fc9815c12ca23eb81ca0b4c6926fa235
SHA512

540cb6617a1566630c8e7f8ea5c58a6f868d708c03c55abc5fffd8e2e46eff069d6b42f3f5cccf1305bbd1b6f1f81d1d4206e653bf80ae1ad618a07ece74eb77
SSDEEP

98304:XMCRl9Z0Y8phXgzat8yE8ckgtFUlULehDn0mG:XNxZO7gz48ypWF3X

Score

10^/10

zgrat

Malware Config

Signatures

Detect ZGRat V1 1 IoCs

resource	yara_rule
sample	family_zgrat_v1

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

ama.exe
.exe windows:4 windows x86 arch:x86

f34d5f2d4577ed6d9ceec516c1f5a744

Code Sign

0f:b8:a7:40:b9:15:8d:03:51:43:bc:59:d9:f0:40:29
Certificate

Issuer

CN=DigiCert Global Root G3,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

29/04/2021, 00:00

Not After

28/04/2036, 23:59

Subject

CN=DigiCert Global G3 Code Signing ECC SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

01:c6:0e:11:c0:4c:c9:82:25:8d:28:b6:ce:5f:30:4d
Certificate

Issuer

CN=DigiCert Global G3 Code Signing ECC SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Not Before

30/11/2022, 00:00

Not After

07/01/2026, 23:59

Subject

SERIALNUMBER=2286585,CN=MobiSystems\, Inc.,O=MobiSystems\, Inc.,L=San Diego,ST=California,C=US,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.2=#130a43616c69666f726e6961,1.3.6.1.4.1.311.60.2.1.3=#13025553

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Not Before

14/07/2023, 00:00

Not After

13/10/2034, 23:59

Subject

CN=DigiCert Timestamp 2023,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

23/03/2022, 00:00

Not After

22/03/2037, 23:59

Subject

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

01/08/2022, 00:00

Not After

09/11/2031, 23:59

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

51:c8:f1:88:68:ae:85:f5:45:80:73:b1:4b:91:a9:0a:4d:1d:a4:07:8b:19:e4:21:60:d2:2b:9f:cc:fb:c1:ba
Signer

Actual PE Digest

51:c8:f1:88:68:ae:85:f5:45:80:73:b1:4b:91:a9:0a:4d:1d:a4:07:8b:19:e4:21:60:d2:2b:9f:cc:fb:c1:ba

Digest Algorithm

sha256

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

Imports

mscoree

_CorExeMain

Sections

.text
Size: 6.0MB - Virtual size: 6.0MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 146KB - Virtual size: 145KB

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

0f:b8:a7:40:b9:15:8d:03:51:43:bc:59:d9:f0:40:29Certificate

Extended Key Usages

Key Usages

01:c6:0e:11:c0:4c:c9:82:25:8d:28:b6:ce:5f:30:4dCertificate

Extended Key Usages

Key Usages

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16Certificate

Extended Key Usages

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

Extended Key Usages

Key Usages

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate

Key Usages

51:c8:f1:88:68:ae:85:f5:45:80:73:b1:4b:91:a9:0a:4d:1d:a4:07:8b:19:e4:21:60:d2:2b:9f:cc:fb:c1:baSigner

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 6.0MB - Virtual size: 6.0MB

.rsrc Size: 146KB - Virtual size: 145KB

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

0f:b8:a7:40:b9:15:8d:03:51:43:bc:59:d9:f0:40:29
Certificate

01:c6:0e:11:c0:4c:c9:82:25:8d:28:b6:ce:5f:30:4d
Certificate

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

51:c8:f1:88:68:ae:85:f5:45:80:73:b1:4b:91:a9:0a:4d:1d:a4:07:8b:19:e4:21:60:d2:2b:9f:cc:fb:c1:ba
Signer

.text
Size: 6.0MB - Virtual size: 6.0MB

.rsrc
Size: 146KB - Virtual size: 145KB

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