guloader | 32e7fc96512773d7172f32677eac9edf3efbda2dc17763b069cd390917c7b581

General

Target

32e7fc96512773d7172f32677eac9edf3efbda2dc17763b069cd390917c7b581.exe
Size

734KB
MD5

d6a7a904710b9e5378cb7949fca50ebd
SHA1

426e11a0080f84d3e8fbcd432b60e775ab0a3b46
SHA256

32e7fc96512773d7172f32677eac9edf3efbda2dc17763b069cd390917c7b581
SHA512

a8efa040f49f73d22ab1f575d6232ce6b65e2d351e23a093dbc556ba39a438b1e4f341300628032fd42456aecbb714eec06207d86d9c0d317aea75d8f361a7ed
SSDEEP

12288:GnPdlR+52PR4VHhTW88qImre/WDveGJKWVHkjzQYTfglVs5Kf:6PdlRY25YBTW88qINurePwEXBMVso

Score

10^/10

guloader vipkeylogger collection discovery downloader keylogger spyware stealer

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot8101497037:AAEvNeES2X17rekW3womq6JjOwgZLJMqX1Y/sendMessage?chat_id=7171338311

Signatures

Guloader family
guloader
Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
downloader guloader
VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
stealer keylogger vipkeylogger
Vipkeylogger family
vipkeylogger

Downloads MZ/PE file 1 IoCs

flow	pid	Process
60	4576	Process not Found

Loads dropped DLL 2 IoCs

pid	Process
2276	32e7fc96512773d7172f32677eac9edf3efbda2dc17763b069cd390917c7b581.exe
2276	32e7fc96512773d7172f32677eac9edf3efbda2dc17763b069cd390917c7b581.exe

Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3311063739-2594902809-44604183-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	32e7fc96512773d7172f32677eac9edf3efbda2dc17763b069cd390917c7b581.exe
Key opened	\REGISTRY\USER\S-1-5-21-3311063739-2594902809-44604183-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	32e7fc96512773d7172f32677eac9edf3efbda2dc17763b069cd390917c7b581.exe
Key opened	\REGISTRY\USER\S-1-5-21-3311063739-2594902809-44604183-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	32e7fc96512773d7172f32677eac9edf3efbda2dc17763b069cd390917c7b581.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
20	drive.google.com
21	drive.google.com

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
35	reallyfreegeoip.org
36	reallyfreegeoip.org
33	checkip.dyndns.org

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
2452	32e7fc96512773d7172f32677eac9edf3efbda2dc17763b069cd390917c7b581.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2276	32e7fc96512773d7172f32677eac9edf3efbda2dc17763b069cd390917c7b581.exe
2452	32e7fc96512773d7172f32677eac9edf3efbda2dc17763b069cd390917c7b581.exe

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	32e7fc96512773d7172f32677eac9edf3efbda2dc17763b069cd390917c7b581.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	32e7fc96512773d7172f32677eac9edf3efbda2dc17763b069cd390917c7b581.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
3164	MicrosoftEdgeUpdate.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2452	32e7fc96512773d7172f32677eac9edf3efbda2dc17763b069cd390917c7b581.exe
2452	32e7fc96512773d7172f32677eac9edf3efbda2dc17763b069cd390917c7b581.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2276	32e7fc96512773d7172f32677eac9edf3efbda2dc17763b069cd390917c7b581.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2452	32e7fc96512773d7172f32677eac9edf3efbda2dc17763b069cd390917c7b581.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2276 wrote to memory of 2452	2276	32e7fc96512773d7172f32677eac9edf3efbda2dc17763b069cd390917c7b581.exe	93
PID 2276 wrote to memory of 2452	2276	32e7fc96512773d7172f32677eac9edf3efbda2dc17763b069cd390917c7b581.exe	93
PID 2276 wrote to memory of 2452	2276	32e7fc96512773d7172f32677eac9edf3efbda2dc17763b069cd390917c7b581.exe	93
PID 2276 wrote to memory of 2452	2276	32e7fc96512773d7172f32677eac9edf3efbda2dc17763b069cd390917c7b581.exe	93

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3311063739-2594902809-44604183-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	32e7fc96512773d7172f32677eac9edf3efbda2dc17763b069cd390917c7b581.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3311063739-2594902809-44604183-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	32e7fc96512773d7172f32677eac9edf3efbda2dc17763b069cd390917c7b581.exe

C:\Users\Admin\AppData\Local\Temp\32e7fc96512773d7172f32677eac9edf3efbda2dc17763b069cd390917c7b581.exe
"C:\Users\Admin\AppData\Local\Temp\32e7fc96512773d7172f32677eac9edf3efbda2dc17763b069cd390917c7b581.exe"
1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2276
- C:\Users\Admin\AppData\Local\Temp\32e7fc96512773d7172f32677eac9edf3efbda2dc17763b069cd390917c7b581.exe
  "C:\Users\Admin\AppData\Local\Temp\32e7fc96512773d7172f32677eac9edf3efbda2dc17763b069cd390917c7b581.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of NtCreateThreadExHideFromDebugger
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2452

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSI1IiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDU5ODUiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODQ0NDQzNjAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MDA2NDY2NzY2Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:3164

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Browser Information Discovery

1

T1217

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsm8A60.tmp\System.dll

Filesize
12KB

MD5
4add245d4ba34b04f213409bfe504c07

SHA1
ef756d6581d70e87d58cc4982e3f4d18e0ea5b09

SHA256
9111099efe9d5c9b391dc132b2faf0a3851a760d4106d5368e30ac744eb42706

SHA512
1bd260cabe5ea3cefbbc675162f30092ab157893510f45a1b571489e03ebb2903c55f64f89812754d3fe03c8f10012b8078d1261a7e73ac1f87c82f714bce03d

Download Submit
memory/2276-21-0x00000000051C0000-0x00000000075A3000-memory.dmp

Filesize
35.9MB

Download
memory/2276-22-0x0000000077171000-0x0000000077291000-memory.dmp

Filesize
1.1MB

Download
memory/2276-23-0x0000000074005000-0x0000000074006000-memory.dmp

Filesize
4KB

Download
memory/2276-25-0x00000000051C0000-0x00000000075A3000-memory.dmp

Filesize
35.9MB

Download
memory/2452-26-0x00000000016D0000-0x0000000003AB3000-memory.dmp

Filesize
35.9MB

Download
memory/2452-27-0x0000000000470000-0x00000000016C4000-memory.dmp

Filesize
18.3MB

Download
memory/2452-37-0x00000000016D0000-0x0000000003AB3000-memory.dmp

Filesize
35.9MB

Download
memory/2452-41-0x0000000000470000-0x00000000016C4000-memory.dmp

Filesize
18.3MB

Download
memory/2452-42-0x00000000016D0000-0x0000000003AB3000-memory.dmp

Filesize
35.9MB

Download
memory/2452-43-0x0000000000470000-0x00000000004BA000-memory.dmp

Filesize
296KB

Download
memory/2452-44-0x0000000036B50000-0x00000000370F4000-memory.dmp

Filesize
5.6MB

Download
memory/2452-45-0x0000000036A70000-0x0000000036B0C000-memory.dmp

Filesize
624KB

Download
memory/2452-49-0x0000000037570000-0x0000000037732000-memory.dmp

Filesize
1.8MB

Download
memory/2452-50-0x0000000037740000-0x0000000037790000-memory.dmp

Filesize
320KB

Download
memory/2452-51-0x0000000037820000-0x0000000037D4C000-memory.dmp

Filesize
5.2MB

Download
memory/2452-54-0x0000000034240000-0x00000000342D2000-memory.dmp

Filesize
584KB

Download
memory/2452-55-0x0000000034300000-0x000000003430A000-memory.dmp

Filesize
40KB

Download

Analysis

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