MonKeyVPN1[.]0[.]9[.]exe[.]vir

Resubmissions

27/03/2024, 07:40

240327-jhpvdaff49 10

27/03/2024, 06:55

240327-hpwqtseh58 10

Sharing

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General

Target

MonKeyVPN1.0.9.exe.vir
Size

50.9MB
MD5

c861f70f42f4266808e1bac429486063
SHA1

c268447f7d89c9f8c757fc46165fda73a4cb48c3
SHA256

e40ac64211038dbd2451ef62ceaa96ebc63daf4f31c3bfb20a7c1098f7bddd28
SHA512

7911c02f705113fe0370c0355a41f4122649720677fe6a71ef090815acd4d288b1e9a9a507f16ffecbd3f5c3d471f87a72efa283649c158feb05bd34fb76c8a6
SSDEEP

1572864:WJoqAv6RLeXusm37JFAWN02nIY8ejmpKUsEQcYl7mlUA1ri8m8I:WJmvWLwE37JFAYIYrmYUlYlaj1riN8I

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
sample	upx

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/out.upx

Files

MonKeyVPN1.0.9.exe.vir
.exe windows:6 windows x64 arch:x64

Code Sign

01
Certificate

Issuer

CN=AAA Certificate Services,O=Comodo CA Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

01/01/2004, 00:00

Not After

31/12/2028, 23:59

Subject

CN=AAA Certificate Services,O=Comodo CA Limited,L=Salford,ST=Greater Manchester,C=GB

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16
Certificate

Issuer

CN=AAA Certificate Services,O=Comodo CA Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

25/05/2021, 00:00

Not After

31/12/2028, 23:59

Subject

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

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

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0a
Certificate

Issuer

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

Not Before

22/03/2021, 00:00

Not After

21/03/2036, 23:59

Subject

CN=Sectigo Public Code Signing CA R36,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

5c:2b:0f:11:fd:53:79:60:dd:4d:3a:33:d1:d2:57:a7
Certificate

Issuer

CN=Sectigo Public Code Signing CA R36,O=Sectigo Limited,C=GB

Not Before

11/01/2023, 00:00

Not After

11/01/2024, 23:59

Subject

CN=Corp. Marketingmonster,O=Corp. Marketingmonster,ST=Busan,C=KR

Extended Key Usages

ExtKeyUsageCodeSigning

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

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

f7:f3:dd:70:af:22:68:62:ad:56:7f:8f:19:ad:17:f5:b3:47:cc:57
Signer

Actual PE Digest

f7:f3:dd:70:af:22:68:62:ad:56:7f:8f:19:ad:17:f5:b3:47:cc:57

Digest Algorithm

sha1

PE Digest Matches

true

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
IMAGE_FILE_DEBUG_STRIPPED

Sections

UPX0
Size: - Virtual size: 4.6MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 50.9MB - Virtual size: 50.9MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 2KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows:6 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
IMAGE_FILE_DEBUG_STRIPPED

Sections

.text
Size: 4.4MB - Virtual size: 4.4MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 2.7MB - Virtual size: 2.7MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 44.4MB - Virtual size: 44.8MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 74KB - Virtual size: 73KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.symtab
Size: 512B - Virtual size: 4B

IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

Code Sign

01Certificate

Key Usages

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16Certificate

Extended Key Usages

Key Usages

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

Key Usages

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0aCertificate

Extended Key Usages

Key Usages

5c:2b:0f:11:fd:53:79:60:dd:4d:3a:33:d1:d2:57:a7Certificate

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

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

Extended Key Usages

Key Usages

f7:f3:dd:70:af:22:68:62:ad:56:7f:8f:19:ad:17:f5:b3:47:cc:57Signer

Headers

DLL Characteristics

File Characteristics

Sections

UPX0 Size: - Virtual size: 4.6MB

UPX1 Size: 50.9MB - Virtual size: 50.9MB

.rsrc Size: 2KB - Virtual size: 4KB

Headers

DLL Characteristics

File Characteristics

Sections

.text Size: 4.4MB - Virtual size: 4.4MB

.rdata Size: 2.7MB - Virtual size: 2.7MB

.data Size: 44.4MB - Virtual size: 44.8MB

.idata Size: 1KB - Virtual size: 1KB

.reloc Size: 74KB - Virtual size: 73KB

.symtab Size: 512B - Virtual size: 4B

.rsrc Size: 1KB - Virtual size: 1KB

01
Certificate

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16
Certificate

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

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0a
Certificate

5c:2b:0f:11:fd:53:79:60:dd:4d:3a:33:d1:d2:57:a7
Certificate

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

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

f7:f3:dd:70:af:22:68:62:ad:56:7f:8f:19:ad:17:f5:b3:47:cc:57
Signer

UPX0
Size: - Virtual size: 4.6MB

UPX1
Size: 50.9MB - Virtual size: 50.9MB

.rsrc
Size: 2KB - Virtual size: 4KB

.text
Size: 4.4MB - Virtual size: 4.4MB

.rdata
Size: 2.7MB - Virtual size: 2.7MB

.data
Size: 44.4MB - Virtual size: 44.8MB

.idata
Size: 1KB - Virtual size: 1KB

.reloc
Size: 74KB - Virtual size: 73KB

.symtab
Size: 512B - Virtual size: 4B

.rsrc
Size: 1KB - Virtual size: 1KB