guloader | de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d

General

Target

de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.exe
Size

747KB
MD5

be12d58b91d733a5485688b63aaa4b32
SHA1

ddd0a6456ef8fdb505d2e8c5cbe6321742459298
SHA256

de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d
SHA512

5b5e2f04e6cf3dc27ea5451ef7416304451db73cb88902358282d72bf6697491e494d7c652fde297ee948f04ebbf8538385b61286a108cc1c24f07012b9aab87
SSDEEP

12288:0F9YSXf0yM0l9r1Yk2y38SeD83S1qIFRDRxnE8UML789zUO9vVOI0emBmL:kJXlB9rqY3lRsdrxnlGUOdb0emBmL

Score

10^/10

guloader vipkeylogger collection discovery downloader keylogger spyware stealer

Malware Config

Extracted

Family

vipkeylogger

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
88	4952	Process not Found

Loads dropped DLL 2 IoCs

pid	Process
3548	de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.exe
3548	de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.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-1-5-21-189444705-1272902858-1305688695-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.exe
Key opened	\REGISTRY\USER\S-1-5-21-189444705-1272902858-1305688695-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.exe
Key opened	\REGISTRY\USER\S-1-5-21-189444705-1272902858-1305688695-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.exe

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

Web Service

T1102

flow	ioc
35	drive.google.com
36	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
52	checkip.dyndns.org
54	reallyfreegeoip.org
55	reallyfreegeoip.org

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
2288	de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
3548	de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.exe
2288	de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Unelaborated.non	de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.exe
File opened for modification	C:\Program Files (x86)\Common Files\bedvelsens\Reaccelerates.ske	de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.exe
File opened for modification	C:\Program Files (x86)\Common Files\rhesusbarnet\teenfully.bra	de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.exe
File opened for modification	C:\Program Files (x86)\Common Files\infarkt.pla	de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\resources\rothesay\Fallenternes.con	de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.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	de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.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
3596	MicrosoftEdgeUpdate.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2288	de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.exe
2288	de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3548	de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2288	de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3548 wrote to memory of 2288	3548	de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.exe	91
PID 3548 wrote to memory of 2288	3548	de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.exe	91
PID 3548 wrote to memory of 2288	3548	de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.exe	91
PID 3548 wrote to memory of 2288	3548	de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.exe	91

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-189444705-1272902858-1305688695-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-189444705-1272902858-1305688695-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.exe

C:\Users\Admin\AppData\Local\Temp\de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.exe
"C:\Users\Admin\AppData\Local\Temp\de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.exe"
1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3548
- C:\Users\Admin\AppData\Local\Temp\de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.exe
  "C:\Users\Admin\AppData\Local\Temp\de86179c7ad9444d2f649c0158dfb72a8203af1e716f706e3fb0955e36bedf8d.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:2288

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSI3IiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDU5MjEiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODE5ODA3NzAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MzMzMTIzODk5Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:3596

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\nswC8DF.tmp\System.dll

Filesize
11KB

MD5
cf85183b87314359488b850f9e97a698

SHA1
6b6c790037eec7ebea4d05590359cb4473f19aea

SHA256
3b6a5cb2a3c091814fce297c04fb677f72732fb21615102c62a195fdc2e7dfac

SHA512
fe484b3fc89aeed3a6b71b90b90ea11a787697e56be3077154b6ddc2646850f6c38589ed422ff792e391638a80a778d33f22e891e76b5d65896c6fb4696a2c3b

Download Submit
C:\Users\Public\Pictures\fedtlderstvles.lnk

Filesize
898B

MD5
c5cd40c9d03836b61ef807f49627c7bf

SHA1
5a5e688d9da415c0c3dc0b47eb6e4550504025b3

SHA256
79e8f6383d1aa1d89a34a8f40cb0ce26ab5eeb8cda4dd8e14bc4e90bc67a8376

SHA512
6a5d7b1c7164d1edee49a3d0c8c040194d2b395d87248086e31f49d75e77a47e822e59daecba18b6542555abda45c4b4116a6293f8e6340fe41dc981075dc3b2

Download Submit
memory/2288-335-0x0000000035EA0000-0x0000000035F3C000-memory.dmp

Filesize
624KB

Download
memory/2288-330-0x0000000000460000-0x00000000016B4000-memory.dmp

Filesize
18.3MB

Download
memory/2288-342-0x0000000037350000-0x000000003735A000-memory.dmp

Filesize
40KB

Download
memory/2288-341-0x0000000037260000-0x00000000372F2000-memory.dmp

Filesize
584KB

Download
memory/2288-311-0x00000000016C0000-0x00000000031E1000-memory.dmp

Filesize
27.1MB

Download
memory/2288-314-0x00000000016C0000-0x00000000031E1000-memory.dmp

Filesize
27.1MB

Download
memory/2288-315-0x0000000077EC8000-0x0000000077EC9000-memory.dmp

Filesize
4KB

Download
memory/2288-316-0x0000000077EE5000-0x0000000077EE6000-memory.dmp

Filesize
4KB

Download
memory/2288-329-0x00000000016C0000-0x00000000031E1000-memory.dmp

Filesize
27.1MB

Download
memory/2288-340-0x0000000036CE0000-0x000000003720C000-memory.dmp

Filesize
5.2MB

Download
memory/2288-331-0x00000000016C0000-0x00000000031E1000-memory.dmp

Filesize
27.1MB

Download
memory/2288-333-0x0000000000460000-0x00000000004AA000-memory.dmp

Filesize
296KB

Download
memory/2288-334-0x0000000036060000-0x0000000036604000-memory.dmp

Filesize
5.6MB

Download
memory/2288-338-0x0000000036C20000-0x0000000036C70000-memory.dmp

Filesize
320KB

Download
memory/2288-336-0x0000000077E41000-0x0000000077F61000-memory.dmp

Filesize
1.1MB

Download
memory/2288-337-0x0000000036A50000-0x0000000036C12000-memory.dmp

Filesize
1.8MB

Download
memory/3548-309-0x0000000002970000-0x0000000004491000-memory.dmp

Filesize
27.1MB

Download
memory/3548-310-0x0000000077E41000-0x0000000077F61000-memory.dmp

Filesize
1.1MB

Download
memory/3548-313-0x0000000010004000-0x0000000010005000-memory.dmp

Filesize
4KB

Download
memory/3548-312-0x0000000002970000-0x0000000004491000-memory.dmp

Filesize
27.1MB

Download

Analysis

Sharing