VTDown[.]zip | Triage

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General

Target

VTDown.zip
Size

12.2MB
MD5

1fe3ee0d5ce23cd513072e5485f8da95
SHA1

10ea989fe8d6d87826e36ac677b70dabec62c050
SHA256

21b7aaaf26ee918a87177864dab46f27a3f1262d048b7f09723cc9daabf1966f
SHA512

928d5cc2985562111eac09ec9435bbbe2170b2d1c26c1db1c4df4c5a144947db9173ac1a14386ed67f3a40a80b654086e2b3de9070747ce7ffdbb6ea7a4b824b
SSDEEP

196608:9rs87MYbQ2K6dkuTaTYNteSZKtN7JnJ47HnN3xntRnw91m/C7jBKKfT6I1Z0:7Yh2K6dkrTYXernJmt3JtCDJzy

Score

7^/10

themida

Malware Config

Signatures

Themida packer 1 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
static1/unpack001/36ac3acd8c3eb0bb7d642d61ec4cc0e1a61eeae335c1c2d7e759d97233c60527.bin	themida

Files

VTDown.zip
.zip
36ac3acd8c3eb0bb7d642d61ec4cc0e1a61eeae335c1c2d7e759d97233c60527.bin
.exe windows x86

Code Sign

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08
Certificate

Issuer

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

Not Before

22-10-2013 12:00

Not After

22-10-2028 12:00

Subject

CN=DigiCert SHA2 Assured ID Code Signing CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:31:e4:8d:08:06:5b:09:8f:84:e7:c5:10:33:60:74
Certificate

Issuer

CN=DigiCert SHA2 Assured ID Code Signing CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

06-03-2020 00:00

Not After

15-03-2023 12:00

Subject

CN=AVG Technologies USA\, LLC,OU=RE stapler cistodc,O=AVG Technologies USA\, LLC,L=Newton,ST=North Carolina,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

0a:7a:4a:88:9e:c9:99:42:90:06:63:38:4d:86:97:9d
Certificate

Issuer

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

Not Before

29-03-2022 00:00

Not After

14-03-2033 23:59

Subject

CN=DigiCert Timestamp 2022 - 2,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

01:24:0a:fb:1e:38:0b:8a:16:f1:4b:71:9d:f4:d3:c0
Certificate

Issuer

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

Not Before

09-06-2022 00:00

Not After

09-11-2031 23:59

Subject

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

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

b4:6a:a2:6c:46:74:7d:e6:bf:bf:50:1c:24:6a:4c:ce:07:8b:f5:4c:6b:33:95:2a:6c:c3:fc:a2:7a:20:c3:90
Signer

Actual PE Digest

b4:6a:a2:6c:46:74:7d:e6:bf:bf:50:1c:24:6a:4c:ce:07:8b:f5:4c:6b:33:95:2a:6c:c3:fc:a2:7a:20:c3:90

Digest Algorithm

sha256

PE Digest Matches

false

Signature Validations

Trusted

true

Verification

Signing Certificate

CN=AVG Technologies USA\, LLC,OU=RE stapler cistodc,O=AVG Technologies USA\, LLC,L=Newton,ST=North Carolina,C=US

22-07-2022 12:59
Valid: true

Chain 1

CN=AVG Technologies USA\, LLC,OU=RE stapler cistodc,O=AVG Technologies USA\, LLC,L=Newton,ST=North Carolina,C=US

CN=DigiCert SHA2 Assured ID Code Signing CA,OU=www.digicert.com,O=DigiCert Inc,C=US

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

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Sections

Size: 17KB - Virtual size: 41KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

Size: 4KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Size: 512B - Virtual size: 4B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Size: 3KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.rsrc
Size: 2.0MB - Virtual size: 2.0MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.idata
Size: 512B - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.themida
Size: 3.7MB - Virtual size: 3.7MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
5ecffed4d2c1e2535b69ea9ed0216606203f712e3e8ef9a3af2ca0b5762ea648.bin
.exe windows x86

58435290dcc75b122641951f08ff6c21

Code Sign

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08
Certificate

Issuer

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

Not Before

22-10-2013 12:00

Not After

22-10-2028 12:00

Subject

CN=DigiCert SHA2 Assured ID Code Signing CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:31:e4:8d:08:06:5b:09:8f:84:e7:c5:10:33:60:74
Certificate

Issuer

CN=DigiCert SHA2 Assured ID Code Signing CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

06-03-2020 00:00

Not After

15-03-2023 12:00

Subject

CN=AVG Technologies USA\, LLC,OU=RE stapler cistodc,O=AVG Technologies USA\, LLC,L=Newton,ST=North Carolina,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

0a:7a:4a:88:9e:c9:99:42:90:06:63:38:4d:86:97:9d
Certificate

Issuer

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

Not Before

29-03-2022 00:00

Not After

14-03-2033 23:59

Subject

CN=DigiCert Timestamp 2022 - 2,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

01:24:0a:fb:1e:38:0b:8a:16:f1:4b:71:9d:f4:d3:c0
Certificate

Issuer

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

Not Before

09-06-2022 00:00

Not After

09-11-2031 23:59

Subject

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

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

36:a8:cc:35:78:ce:c8:2b:36:fb:e3:3b:8d:7a:68:d3:86:61:57:90:ec:11:18:a7:44:ef:e1:32:3e:3d:16:9d
Signer

Actual PE Digest

36:a8:cc:35:78:ce:c8:2b:36:fb:e3:3b:8d:7a:68:d3:86:61:57:90:ec:11:18:a7:44:ef:e1:32:3e:3d:16:9d

Digest Algorithm

sha256

PE Digest Matches

false

Signature Validations

Trusted

true

Verification

Signing Certificate

CN=AVG Technologies USA\, LLC,OU=RE stapler cistodc,O=AVG Technologies USA\, LLC,L=Newton,ST=North Carolina,C=US

22-07-2022 12:59
Valid: true

Chain 1

CN=AVG Technologies USA\, LLC,OU=RE stapler cistodc,O=AVG Technologies USA\, LLC,L=Newton,ST=North Carolina,C=US

CN=DigiCert SHA2 Assured ID Code Signing CA,OU=www.digicert.com,O=DigiCert Inc,C=US

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

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

GetProcAddress
VirtualQuery
LocalAlloc
LocalFree
GetModuleFileNameW
GetProcessAffinityMask
SetProcessAffinityMask
SetThreadAffinityMask
Sleep
ExitProcess
FreeLibrary
LoadLibraryA
GetModuleHandleA
GetProcAddress

wtsapi32

WTSSendMessageW

user32

GetProcessWindowStation
GetProcessWindowStation
GetUserObjectInformationW

Sections

.text
Size: - Virtual size: 41KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: - Virtual size: 4B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

(•̪��
Size: - Virtual size: 571KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

(•̪��
Size: - Virtual size: 3.7MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

(•̪��
Size: 6.2MB - Virtual size: 6.2MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 100KB - Virtual size: 99KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
8079c95b3f0f302dc9adacdca42cc85d3961e3568406ef84ce61954df7208f9a.bin
.exe windows x86

79b3362178937bf9559741c46bb9e035

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
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
IMAGE_FILE_DEBUG_STRIPPED

Imports

kernel32

GetModuleHandleA
GetProcAddress

Sections

.MPRESS1
Size: 2.2MB - Virtual size: 5.2MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.MPRESS2
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

Code Sign

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08Certificate

Extended Key Usages

Key Usages

0e:31:e4:8d:08:06:5b:09:8f:84:e7:c5:10:33:60:74Certificate

Extended Key Usages

Key Usages

0a:7a:4a:88:9e:c9:99:42:90:06:63:38:4d:86:97:9dCertificate

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

01:24:0a:fb:1e:38:0b:8a:16:f1:4b:71:9d:f4:d3:c0Certificate

Extended Key Usages

Key Usages

b4:6a:a2:6c:46:74:7d:e6:bf:bf:50:1c:24:6a:4c:ce:07:8b:f5:4c:6b:33:95:2a:6c:c3:fc:a2:7a:20:c3:90Signer

Signature Validations

Verification

22-07-2022 12:59 Valid: true

Chain 1

Headers

DLL Characteristics

File Characteristics

Sections

Size: 17KB - Virtual size: 41KB

Size: 4KB - Virtual size: 7KB

.data Size: - Virtual size: 1KB

Size: 512B - Virtual size: 4B

Size: 3KB - Virtual size: 5KB

.rsrc Size: 2.0MB - Virtual size: 2.0MB

.idata Size: 512B - Virtual size: 4KB

.themida Size: 3.7MB - Virtual size: 3.7MB

58435290dcc75b122641951f08ff6c21

Code Sign

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08Certificate

Extended Key Usages

Key Usages

0e:31:e4:8d:08:06:5b:09:8f:84:e7:c5:10:33:60:74Certificate

Extended Key Usages

Key Usages

0a:7a:4a:88:9e:c9:99:42:90:06:63:38:4d:86:97:9dCertificate

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

01:24:0a:fb:1e:38:0b:8a:16:f1:4b:71:9d:f4:d3:c0Certificate

Extended Key Usages

Key Usages

36:a8:cc:35:78:ce:c8:2b:36:fb:e3:3b:8d:7a:68:d3:86:61:57:90:ec:11:18:a7:44:ef:e1:32:3e:3d:16:9dSigner

Signature Validations

Verification

22-07-2022 12:59 Valid: true

Chain 1

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

wtsapi32

user32

Sections

.text Size: - Virtual size: 41KB

.rdata Size: - Virtual size: 7KB

.data Size: - Virtual size: 1KB

.CRT Size: - Virtual size: 4B

(•̪�� Size: - Virtual size: 571KB

(•̪�� Size: - Virtual size: 3.7MB

(•̪�� Size: 6.2MB - Virtual size: 6.2MB

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

.rsrc Size: 100KB - Virtual size: 99KB

79b3362178937bf9559741c46bb9e035

Headers

DLL Characteristics

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08
Certificate

0e:31:e4:8d:08:06:5b:09:8f:84:e7:c5:10:33:60:74
Certificate

0a:7a:4a:88:9e:c9:99:42:90:06:63:38:4d:86:97:9d
Certificate

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

01:24:0a:fb:1e:38:0b:8a:16:f1:4b:71:9d:f4:d3:c0
Certificate

b4:6a:a2:6c:46:74:7d:e6:bf:bf:50:1c:24:6a:4c:ce:07:8b:f5:4c:6b:33:95:2a:6c:c3:fc:a2:7a:20:c3:90
Signer

22-07-2022 12:59
Valid: true

.data
Size: - Virtual size: 1KB

.rsrc
Size: 2.0MB - Virtual size: 2.0MB

.idata
Size: 512B - Virtual size: 4KB

.themida
Size: 3.7MB - Virtual size: 3.7MB

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08
Certificate

0e:31:e4:8d:08:06:5b:09:8f:84:e7:c5:10:33:60:74
Certificate

0a:7a:4a:88:9e:c9:99:42:90:06:63:38:4d:86:97:9d
Certificate

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

01:24:0a:fb:1e:38:0b:8a:16:f1:4b:71:9d:f4:d3:c0
Certificate

36:a8:cc:35:78:ce:c8:2b:36:fb:e3:3b:8d:7a:68:d3:86:61:57:90:ec:11:18:a7:44:ef:e1:32:3e:3d:16:9d
Signer

22-07-2022 12:59
Valid: true

.text
Size: - Virtual size: 41KB

.rdata
Size: - Virtual size: 7KB

.data
Size: - Virtual size: 1KB

.CRT
Size: - Virtual size: 4B

(•̪��
Size: - Virtual size: 571KB

(•̪��
Size: - Virtual size: 3.7MB

(•̪��
Size: 6.2MB - Virtual size: 6.2MB

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

.rsrc
Size: 100KB - Virtual size: 99KB

.MPRESS1
Size: 2.2MB - Virtual size: 5.2MB

.MPRESS2
Size: 3KB - Virtual size: 2KB

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