gomorat | WoolperTools[.]exe

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General

Target
WoolperTools.exe
Size 908KB
Sample261102-vqa7qsff92
SHA256 2a8bdc2edb9f0aa75304a481bc006ce911982d2f6920b1852b473eacae573e01
MD5 76433114133e1bb333a5410296c63ce1
SHA1 344937a5810fa70b9eabd8ba0ef9abbacb822376
SHA512 5d175e061b170f265e55a959ea369222e818ad54ca7acf65fb2ebdc45d65205a3c21a7fcd4f43677a8218e097314aa167c18af8510797a7db9c977f030017f7d
SSDEEP 12288:5O0VpEZYmjs7gxzcrTModDX0yhP3YJy23HixUMrxnYs7O8tC26lXwSI/EzA:5JWljeNlk09NrFKtQ/MA
TLSH
T10A15F96A7B828F09E065687DCCCD3322D7A51FF32333634B3B086714079A5CA9D5A796
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

t.me/junk_code rat gomorat

Malware Config

Extracted

Family

gomorat

Version

Botnet

t.me/junk_code

art.cantdown.su:1788

Mutex

@junk_code

Attributes

antivirtual
false
certificate
fljr4g5t35
delay_unit
Seconds
delay_value
5
disk_spread
false
enable_delay
false
exclusion_wd
true
hidden_file
true
install
true
install_watchdog
true
key
ksgmnltgnr7u76oz
path_client
%ProgramFiles%\junkSearch.exe
path_watchdog
%Windows%\junkSearcher.exe
pump
false
rootkit
1mabx22advx
rootkit_type
junkkit
task_client
ShellHost
task_watchdog
CookieManager
usb_spread
true
use_install_admin
true
user_init
true
winlogon_shell_enable
true
wmi_name
WindowsDefender
wmi_startup
true

Signatures

Family: GomoRAT
GomoRAT is a Windows RAT written in C#.
rat gomorat

Codesign digest Mismatch 1 IoCs

File was altered after it was signed.

resource
WoolperTools.exe

File Explorer

WoolperTools.exe

.exe 908KB

WoolperTools.exe

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 2a8bdc2edb9f0aa75304a481bc006ce911982d2f6920b1852b473eacae573e01
MD5 76433114133e1bb333a5410296c63ce1
SHA1 344937a5810fa70b9eabd8ba0ef9abbacb822376
SHA512 5d175e061b170f265e55a959ea369222e818ad54ca7acf65fb2ebdc45d65205a3c21a7fcd4f43677a8218e097314aa167c18af8510797a7db9c977f030017f7d
SSDEEP 12288:5O0VpEZYmjs7gxzcrTModDX0yhP3YJy23HixUMrxnYs7O8tC26lXwSI/EzA:5JWljeNlk09NrFKtQ/MA
TLSH
T10A15F96A7B828F09E065687DCCCD3322D7A51FF32333634B3B086714079A5CA9D5A796
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Codesign digest Mismatch

File was altered after it was signed.

PE Signature issue

Digest

03:07:4b:91:91:d1:17:5d:2a:95:10:d3:53:f5:37:66:30:70:ef:75:70:40:f4:b9:8a:4c:2a:36:c7:6a:cf:bf

Digest Algorithm

sha256

PE Digests Matches

Not matched

Trusted

Signing Certificate

SERIALNUMBER=407950,CN=Akeo Consulting,O=Akeo Consulting,ST=Donegal,C=IE,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.3=#13024945

Chains

Nov 28, 2022

SERIALNUMBER=407950,CN=Akeo Consulting,O=Akeo Consulting,ST=Donegal,C=IE,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.3=#13024945

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

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

SERIALNUMBER=407950,CN=Akeo Consulting,O=Akeo Consulting,ST=Donegal,C=IE,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.3=#13024945

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

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

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

Subject

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

Serial Number

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

Issuer

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

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageCodeSigning

Revocation Status

Not revoked

Timespan

May 25, 2021 - Dec 31, 2028

Subject

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

Serial Number

33:d7:08:a8:91:40:53:19:e2:a5:bb:d3:39:b9:ad:6e

Issuer

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

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageCodeSigning

Revocation Status

Not revoked

Timespan

Mar 22, 2021 - Mar 21, 2036

Subject

SERIALNUMBER=407950,CN=Akeo Consulting,O=Akeo Consulting,ST=Donegal,C=IE,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.3=#13024945

Serial Number

bf:b1:50:01:bb:f5:92:d4:96:2a:77:97:ea:73:6f:a3

Issuer

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

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageCodeSigning

Revocation Status

Not revoked

Timespan

Sep 29, 2021 - Sep 28, 2024

Subject

CN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Serial Number

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12

Issuer

Key Usages

KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

Jan 12, 2016 - Jan 11, 2031

Subject

CN=Symantec SHA256 TimeStamping Signer - G3,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Serial Number

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12

Issuer

CN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

Dec 23, 2017 - Mar 22, 2029

Minor OS version

Major OS version

Entry point

915998

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

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

PDB paths

WoolperTools.exe

PE Signature issue

mscoree

dotnet