xworm | ValoSkinner[.]rar

Sharing

Copy URL Twitter E-mail

General

Target

ValoSkinner.rar
Size

494KB
MD5

f7e74b3c5e49d76cb33e3c4fb422c19c
SHA1

6b9c817a01ff8e04420c811b06d9a6fae4936ea7
SHA256

3b6e61d8ab830d742d6b9a2bf77ab75cf93a0d5922f632efaea96c6ca1c5b51f
SHA512

40d3b4e38bc4ecb1699bd3e0d18e05153ab18115d1f6274ee65c870a6f22a7fd055a9f04f93f75d440ed1d737a9310958795653e48eba304c9e37f991d630af4
SSDEEP

12288:kbDOLeEJ/b4MXB/yQ55TIC87SeJdPOSdq/xxh+Gq:2g1J/b4M1LTIQe/POTxRq

Score

10^/10

xworm

Malware Config

Extracted

Family

xworm

6.tcp.eu.ngrok.io:18844

Attributes

install_file
USB.exe

Signatures

Xworm family
xworm

Unsigned PE 4 IoCs

Checks for missing Authenticode signature.

resource
unpack001/ValoSkinner/Colorful.Console.dll
unpack001/ValoSkinner/Leaf.xNet.dll
unpack001/ValoSkinner/MaterialSkin.dll
unpack001/ValoSkinner/ValoSkinner.exe

Files

ValoSkinner.rar
.rar

Password: ValoAlt
ValoSkinner/Colorful.Console.dll
.dll windows x86

Password: ValoAlt

dae02f32a21e03ce65412f6e56942daa

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_LARGE_ADDRESS_AWARE

Imports

mscoree

_CorDllMain

Sections

.text
Size: 86KB - Virtual size: 86KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 1024B - Virtual size: 992B

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
ValoSkinner/Configuration.json
ValoSkinner/Leaf.xNet.dll
.dll windows x86

Password: ValoAlt

dae02f32a21e03ce65412f6e56942daa

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_LARGE_ADDRESS_AWARE

Imports

mscoree

_CorDllMain

Sections

.text
Size: 127KB - Virtual size: 126KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

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
ValoSkinner/MaterialSkin.dll
.dll windows x86

Password: ValoAlt

dae02f32a21e03ce65412f6e56942daa

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_32BIT_MACHINE

Imports

mscoree

_CorDllMain

Sections

.text
Size: 577KB - Virtual size: 576KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

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
ValoSkinner/Newtonsoft.Json.dll
.dll windows x86

Password: ValoAlt

dae02f32a21e03ce65412f6e56942daa

Code Sign

06:ce:e1:31:be:6d:55:c8:07:f7:c0:c7:fb:44:e6:20
Certificate

Issuer

CN=DigiCert CS RSA4096 Root G5,O=DigiCert\, Inc.,C=US

Not Before

15/01/2021, 00:00

Not After

14/01/2046, 23:59

Subject

CN=DigiCert CS RSA4096 Root G5,O=DigiCert\, Inc.,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0a:de:32:e9:50:9b:44:aa:34:b1:da:f1:bc:0e:c8:73
Certificate

Issuer

CN=DigiCert CS RSA4096 Root G5,O=DigiCert\, Inc.,C=US

Not Before

15/07/2021, 00:00

Not After

14/07/2031, 23:59

Subject

CN=.NET Foundation Projects Code Signing CA2,O=.NET Foundation,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0c:d1:40:7a:5a:bd:ed:43:d5:c1:73:12:1d:38:c5:29
Certificate

Issuer

CN=.NET Foundation Projects Code Signing CA2,O=.NET Foundation,C=US

Not Before

13/08/2021, 00:00

Not After

29/10/2024, 23:59

Subject

SERIALNUMBER=603 389 068,CN=Json.NET (.NET Foundation),O=Json.NET (.NET Foundation),L=Redmond,ST=Washington,C=US,1.3.6.1.4.1.311.60.2.1.2=#130a57617368696e67746f6e,1.3.6.1.4.1.311.60.2.1.3=#13025553,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5a
Certificate

Issuer

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

Not Before

21/09/2022, 00:00

Not After

21/11/2033, 23:59

Subject

CN=DigiCert Timestamp 2022 - 2,O=DigiCert,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

3a:57:8c:7c:68:8b:18:66:50:3e:ca:01:8e:c9:25:ce:98:4d:c3:92:f9:6d:09:57:64:2e:4c:79:0e:24:5a:52
Signer

Actual PE Digest

3a:57:8c:7c:68:8b:18:66:50:3e:ca:01:8e:c9:25:ce:98:4d:c3:92:f9:6d:09:57:64:2e:4c:79:0e:24:5a:52

Digest Algorithm

sha256

PE Digest Matches

true

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_LARGE_ADDRESS_AWARE

Imports

mscoree

_CorDllMain

Sections

.text
Size: 681KB - Virtual size: 680KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

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
ValoSkinner/ValoSkinner.exe
.exe windows x86

Password: ValoAlt

f34d5f2d4577ed6d9ceec516c1f5a744

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_32BIT_MACHINE

Imports

mscoree

_CorExeMain

Sections

.text
Size: 74KB - Virtual size: 74KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 28KB - Virtual size: 27KB

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

Extracted

Signatures

Files

Password: ValoAlt

Password: ValoAlt

dae02f32a21e03ce65412f6e56942daa

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 86KB - Virtual size: 86KB

.rsrc Size: 1024B - Virtual size: 992B

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

Password: ValoAlt

dae02f32a21e03ce65412f6e56942daa

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 127KB - Virtual size: 126KB

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

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

Password: ValoAlt

dae02f32a21e03ce65412f6e56942daa

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 577KB - Virtual size: 576KB

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

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

Password: ValoAlt

dae02f32a21e03ce65412f6e56942daa

Code Sign

06:ce:e1:31:be:6d:55:c8:07:f7:c0:c7:fb:44:e6:20Certificate

Key Usages

0a:de:32:e9:50:9b:44:aa:34:b1:da:f1:bc:0e:c8:73Certificate

Extended Key Usages

Key Usages

0c:d1:40:7a:5a:bd:ed:43:d5:c1:73:12:1d:38:c5:29Certificate

Extended Key Usages

Key Usages

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5aCertificate

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

3a:57:8c:7c:68:8b:18:66:50:3e:ca:01:8e:c9:25:ce:98:4d:c3:92:f9:6d:09:57:64:2e:4c:79:0e:24:5a:52Signer

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 681KB - Virtual size: 680KB

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

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

Password: ValoAlt

f34d5f2d4577ed6d9ceec516c1f5a744

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 74KB - Virtual size: 74KB

.rsrc Size: 28KB - Virtual size: 27KB

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

.text
Size: 86KB - Virtual size: 86KB

.rsrc
Size: 1024B - Virtual size: 992B

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

.text
Size: 127KB - Virtual size: 126KB

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

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

.text
Size: 577KB - Virtual size: 576KB

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

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

06:ce:e1:31:be:6d:55:c8:07:f7:c0:c7:fb:44:e6:20
Certificate

0a:de:32:e9:50:9b:44:aa:34:b1:da:f1:bc:0e:c8:73
Certificate

0c:d1:40:7a:5a:bd:ed:43:d5:c1:73:12:1d:38:c5:29
Certificate

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5a
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

3a:57:8c:7c:68:8b:18:66:50:3e:ca:01:8e:c9:25:ce:98:4d:c3:92:f9:6d:09:57:64:2e:4c:79:0e:24:5a:52
Signer

.text
Size: 681KB - Virtual size: 680KB

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

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

.text
Size: 74KB - Virtual size: 74KB

.rsrc
Size: 28KB - Virtual size: 27KB

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