guloader | 68e7f4d2bf863ba81f7df626105d057cce0280693d8d1c6229d5a5b7a5b13ac3

General

Target

tmpfafq4qma.exe
Size

914KB
MD5

685957fc8d1cb9176598abbd85f01b88
SHA1

3d32596650fce3cf7687bbbc72caffc821d25887
SHA256

68e7f4d2bf863ba81f7df626105d057cce0280693d8d1c6229d5a5b7a5b13ac3
SHA512

f111150ea54da60ba4eed011b2acb3918a53075c45cb28f084b045bf94662e6af5f609b2f549cc38eb65d823699a5f70bca77fa5dbd864fc895c298b62f75e32
SSDEEP

12288:+BfOreqYlj4XT9/VPsvkf3kLXUuq9HyBbqpqfyl0fGXJ9BqNJowksVg:QOreqYJWfqEukLEO0fG5vq7H+

Score

10^/10

guloader lokibot collection downloader execution spyware stealer trojan

Malware Config

Signatures

Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
downloader guloader
Lokibot
Lokibot is a Password and CryptoCoin Wallet Stealer.
trojan spyware stealer lokibot

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
900	powershell.exe

Loads dropped DLL 2 IoCs

pid	Process
900	powershell.exe
1308	Secluded.exe

Reads user/profile data of web browsers 2 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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	Secluded.exe
Key opened	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	Secluded.exe
Key opened	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	Secluded.exe

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

Web Service

T1102

flow	ioc
3	drive.google.com
5	drive.google.com

Suspicious use of NtCreateThreadExHideFromDebugger 2 IoCs

pid	Process
1308	Secluded.exe
1308	Secluded.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
900	powershell.exe
1308	Secluded.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 900 set thread context of 1308	900	powershell.exe	31

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
900	powershell.exe
900	powershell.exe
900	powershell.exe
900	powershell.exe
900	powershell.exe
900	powershell.exe
900	powershell.exe
900	powershell.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
900	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	900	powershell.exe
Token: SeDebugPrivilege	1308	Secluded.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1688 wrote to memory of 900	1688	tmpfafq4qma.exe	28
PID 1688 wrote to memory of 900	1688	tmpfafq4qma.exe	28
PID 1688 wrote to memory of 900	1688	tmpfafq4qma.exe	28
PID 1688 wrote to memory of 900	1688	tmpfafq4qma.exe	28
PID 900 wrote to memory of 1308	900	powershell.exe	31
PID 900 wrote to memory of 1308	900	powershell.exe	31
PID 900 wrote to memory of 1308	900	powershell.exe	31
PID 900 wrote to memory of 1308	900	powershell.exe	31
PID 900 wrote to memory of 1308	900	powershell.exe	31
PID 900 wrote to memory of 1308	900	powershell.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	Secluded.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	Secluded.exe

C:\Users\Admin\AppData\Local\Temp\tmpfafq4qma.exe
"C:\Users\Admin\AppData\Local\Temp\tmpfafq4qma.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1688
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" -windowstyle hidden "$Solert=Get-Content 'C:\Users\Admin\AppData\Local\twinsomeness\Carl.Ste';$Tudehornene=$Solert.SubString(59503,3);.$Tudehornene($Solert)"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Loads dropped DLL
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:900
- - C:\Users\Admin\AppData\Local\Temp\Secluded.exe
    "C:\Users\Admin\AppData\Local\Temp\Secluded.exe"
    3⤵
    - Loads dropped DLL
    - Accesses Microsoft Outlook profiles
    - Suspicious use of NtCreateThreadExHideFromDebugger
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - Suspicious use of AdjustPrivilegeToken
    - outlook_office_path
    - outlook_win_path
    PID:1308

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\twinsomeness\Carl.Ste

Filesize
68KB

MD5
14007bbf3c87abdfd3a69719009624dd

SHA1
0766cab9e60ddaa8bcd341e23ba6d7be5507533c

SHA256
22149260143dfca383be6daedad36ebf48a522d1bc86405ef46ebfcc524bb45f

SHA512
80b33f204d558513d8097068f3f211700dbd91927467d388e849d455f1b4550c5b4f97f4bbd216d97a637881cdfb433dbeb56b3408c904984a619563ca3e2396

Download Submit
C:\Users\Admin\AppData\Local\twinsomeness\Unstoicises.Ost

Filesize
348KB

MD5
4fd57019fef1fb4eb7da55f6da50e886

SHA1
557562154ee8b7bc3797ddc9d3fd0deaa6fe18e3

SHA256
9c84add28c830c0d358da3e51e57253f9811aed0fa67ff8e320b7d1c6bdd8440

SHA512
107455b551e6caac1524934ab21cb26f4081d0c2de0e3b67cae447cc811489f8c5dc270c1b8b3f195c4160a08ad510b74b433a980257125f67bb361ac38685df

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-268080393-3149932598-1824759070-1000\0f5007522459c86e95ffcc62f32308f1_84f733b4-eea8-4063-a7fc-81d3a2fcb37c

Filesize
46B

MD5
d898504a722bff1524134c6ab6a5eaa5

SHA1
e0fdc90c2ca2a0219c99d2758e68c18875a3e11e

SHA256
878f32f76b159494f5a39f9321616c6068cdb82e88df89bcc739bbc1ea78e1f9

SHA512
26a4398bffb0c0aef9a6ec53cd3367a2d0abf2f70097f711bbbf1e9e32fd9f1a72121691bb6a39eeb55d596edd527934e541b4defb3b1426b1d1a6429804dc61

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-268080393-3149932598-1824759070-1000\0f5007522459c86e95ffcc62f32308f1_84f733b4-eea8-4063-a7fc-81d3a2fcb37c

Filesize
46B

MD5
c07225d4e7d01d31042965f048728a0a

SHA1
69d70b340fd9f44c89adb9a2278df84faa9906b7

SHA256
8c136c7ae08020ad16fd1928e36ad335ddef8b85906d66b712fff049aa57dc9a

SHA512
23d3cea738e1abf561320847c39dadc8b5794d7bd8761b0457956f827a17ad2556118b909a3e6929db79980ccf156a6f58ac823cf88329e62417d2807b34b64b

Download Submit
\Users\Admin\AppData\Local\Temp\Secluded.exe

Filesize
914KB

MD5
685957fc8d1cb9176598abbd85f01b88

SHA1
3d32596650fce3cf7687bbbc72caffc821d25887

SHA256
68e7f4d2bf863ba81f7df626105d057cce0280693d8d1c6229d5a5b7a5b13ac3

SHA512
f111150ea54da60ba4eed011b2acb3918a53075c45cb28f084b045bf94662e6af5f609b2f549cc38eb65d823699a5f70bca77fa5dbd864fc895c298b62f75e32

Download Submit
memory/900-20-0x00000000739F0000-0x0000000073F9B000-memory.dmp

Filesize
5.7MB

Download
memory/900-18-0x00000000739F0000-0x0000000073F9B000-memory.dmp

Filesize
5.7MB

Download
memory/900-15-0x00000000739F0000-0x0000000073F9B000-memory.dmp

Filesize
5.7MB

Download
memory/900-11-0x00000000739F1000-0x00000000739F2000-memory.dmp

Filesize
4KB

Download
memory/900-21-0x00000000065E0000-0x0000000007F95000-memory.dmp

Filesize
25.7MB

Download
memory/900-14-0x00000000739F0000-0x0000000073F9B000-memory.dmp

Filesize
5.7MB

Download
memory/900-27-0x00000000739F0000-0x0000000073F9B000-memory.dmp

Filesize
5.7MB

Download
memory/900-13-0x00000000739F0000-0x0000000073F9B000-memory.dmp

Filesize
5.7MB

Download
memory/900-12-0x00000000739F0000-0x0000000073F9B000-memory.dmp

Filesize
5.7MB

Download
memory/1308-26-0x0000000000400000-0x0000000001462000-memory.dmp

Filesize
16.4MB

Download
memory/1308-49-0x0000000001470000-0x0000000002E25000-memory.dmp

Filesize
25.7MB

Download

Analysis

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