cfc0afa4867a4019afc67b9ca66280c3a718d971130f59bc373db237ef0b91fd[.]zip

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General

Target

cfc0afa4867a4019afc67b9ca66280c3a718d971130f59bc373db237ef0b91fd.zip
Size

366KB
MD5

d4e10a306f4b1f36d2c4c2553a92a30f
SHA1

0cab98186646554d970a1f81bbbd3d4f039ca999
SHA256

cfc0afa4867a4019afc67b9ca66280c3a718d971130f59bc373db237ef0b91fd
SHA512

549c6bd54dd772728a09e6debb17f387c4ac813b60f88387570d9f5d7bc31d481c564a7f515c9dd18580cefd6cc17122d256c4d4322ba96253b9abf3cc9e13cb
SSDEEP

6144:6dO2U+hMdtR2h66yCeBbZoYdBrMAbsF6tujYqMyN2dkXYPC+EO:6MaMdr2h66ABbvMag6tfhWYPzEO

Score

7^/10

Malware Config

Signatures

.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

cfc0afa4867a4019afc67b9ca66280c3a718d971130f59bc373db237ef0b91fd.zip
.exe windows:4 windows x86 arch:x86

Password: infected

f34d5f2d4577ed6d9ceec516c1f5a744

Code Sign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

Issuer

CN=DigiCert Trusted Root G4,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 Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

09:97:c5:6c:aa:59:05:53:94:d9:a9:cd:b8:be:eb:56
Certificate

Issuer

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Not Before

13-01-2023 00:00

Not After

16-01-2026 23:59

Subject

CN=NVIDIA Corporation,OU=2-J,O=NVIDIA Corporation,L=Santa Clara,ST=California,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

38:63:de:f8
Certificate

Issuer

CN=Entrust.net Certification Authority (2048),OU=www.entrust.net/CPS_2048 incorp. by ref. (limits liab.)+OU=(c) 1999 Entrust.net Limited,O=Entrust.net

Not Before

24-12-1999 17:50

Not After

24-07-2029 14:15

Subject

CN=Entrust.net Certification Authority (2048),OU=www.entrust.net/CPS_2048 incorp. by ref. (limits liab.)+OU=(c) 1999 Entrust.net Limited,O=Entrust.net

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

58:da:13:ff:00:00:00:00:51:ce:0d:f7
Certificate

Issuer

CN=Entrust.net Certification Authority (2048),OU=www.entrust.net/CPS_2048 incorp. by ref. (limits liab.)+OU=(c) 1999 Entrust.net Limited,O=Entrust.net

Not Before

22-07-2015 19:02

Not After

22-06-2029 19:32

Subject

CN=Entrust Timestamping CA - TS1,OU=See www.entrust.net/legal-terms+OU=(c) 2015 Entrust\, Inc. - for authorized use only,O=Entrust\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

56:ab:95:75:28:9c:a5:9f:0e:17:d4:0b:ea:05:c3:1f
Certificate

Issuer

CN=Entrust Timestamping CA - TS1,OU=See www.entrust.net/legal-terms+OU=(c) 2015 Entrust\, Inc. - for authorized use only,O=Entrust\, Inc.,C=US

Not Before

04-10-2022 17:21

Not After

01-01-2029 00:00

Subject

CN=Entrust Timestamp Authority - TSA1,O=Entrust\, Inc.,L=Ottawa,ST=Ontario,C=CA

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

f8:57:ac:78:04:d3:76:1e:e9:17:53:c8:e5:4b:d5:e0:cd:83:59:1e:74:ce:b5:82:85:6e:dd:5c:44:8f:54:c2
Signer

Actual PE Digest

f8:57:ac:78:04:d3:76:1e:e9:17:53:c8:e5:4b:d5:e0:cd:83:59:1e:74:ce:b5:82:85:6e:dd:5c:44:8f:54:c2

Digest Algorithm

sha256

PE Digest Matches

false

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
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_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE

Imports

mscoree

_CorExeMain

Sections

.text
Size: 33KB - Virtual size: 33KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 1024B - Virtual size: 578B

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

.bss
Size: 320KB - Virtual size: 320KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

Password: infected

f34d5f2d4577ed6d9ceec516c1f5a744

Code Sign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9Certificate

Extended Key Usages

Key Usages

09:97:c5:6c:aa:59:05:53:94:d9:a9:cd:b8:be:eb:56Certificate

Extended Key Usages

Key Usages

38:63:de:f8Certificate

Key Usages

58:da:13:ff:00:00:00:00:51:ce:0d:f7Certificate

Extended Key Usages

Key Usages

56:ab:95:75:28:9c:a5:9f:0e:17:d4:0b:ea:05:c3:1fCertificate

Extended Key Usages

Key Usages

f8:57:ac:78:04:d3:76:1e:e9:17:53:c8:e5:4b:d5:e0:cd:83:59:1e:74:ce:b5:82:85:6e:dd:5c:44:8f:54:c2Signer

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 33KB - Virtual size: 33KB

.rsrc Size: 1024B - Virtual size: 578B

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

.bss Size: 320KB - Virtual size: 320KB

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

09:97:c5:6c:aa:59:05:53:94:d9:a9:cd:b8:be:eb:56
Certificate

38:63:de:f8
Certificate

58:da:13:ff:00:00:00:00:51:ce:0d:f7
Certificate

56:ab:95:75:28:9c:a5:9f:0e:17:d4:0b:ea:05:c3:1f
Certificate

f8:57:ac:78:04:d3:76:1e:e9:17:53:c8:e5:4b:d5:e0:cd:83:59:1e:74:ce:b5:82:85:6e:dd:5c:44:8f:54:c2
Signer

.text
Size: 33KB - Virtual size: 33KB

.rsrc
Size: 1024B - Virtual size: 578B

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

.bss
Size: 320KB - Virtual size: 320KB