guloader | 9082b4c986dabd4cf4d2014dd5cde755707319fd5be80382f106e88f2606d3e8

Analysis

max time kernel
150s
max time network
141s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
24/08/2026, 23:14

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General

Target
9082b4c986dabd4cf4d2014dd5cde755707319fd5be80382f106e88f2606d3e8.exe
Size 990KB
Sample260824-28clvafd43
SHA256 9082b4c986dabd4cf4d2014dd5cde755707319fd5be80382f106e88f2606d3e8
MD5 786fa6e98c7910b8fda4668f469b5355
SHA1 6e112a867f5189ea9ad9a2ded31b2ec12b1595db
SHA512 a3f2f00acd0e50ee96d271153cccb85a523ffb493c1a91e41e3d3b2413010afb5ad8fa3e09816d12b2a29a9753691ff5ab69e640e170b05642d702302b6a0bc0
SSDEEP 24576:zfLE6f5nXjXzldlMrn3hH6KY+eAZkJGrI7+nbBOh7:bdfZXDzblihH6KB1aJGndOV
TLSH
T16F25126DB52072B1D42DC7734A25DFDD3B610D21A3F078ABB291373586B0220D6BAB76
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery downloader guloader

Malware Config

Signatures

Family: Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
downloader guloader

Loads dropped DLL 1 IoCs

pid	Process
2092	9082b4c986dabd4cf4d2014dd5cde755707319fd5be80382f106e88f2606d3e8.exe

Contacts third-party web service commonly abused for C2 1 TTPs 2 IoCs

Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

Web Service

T1102

flow	ioc
9	drive.google.com
1	drive.google.com

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2092	9082b4c986dabd4cf4d2014dd5cde755707319fd5be80382f106e88f2606d3e8.exe
2424	9082b4c986dabd4cf4d2014dd5cde755707319fd5be80382f106e88f2606d3e8.exe

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 2 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	9082b4c986dabd4cf4d2014dd5cde755707319fd5be80382f106e88f2606d3e8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9082b4c986dabd4cf4d2014dd5cde755707319fd5be80382f106e88f2606d3e8.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2092	9082b4c986dabd4cf4d2014dd5cde755707319fd5be80382f106e88f2606d3e8.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2092 wrote to memory of 2848	2092	9082b4c986dabd4cf4d2014dd5cde755707319fd5be80382f106e88f2606d3e8.exe	89
PID 2092 wrote to memory of 2424	2092	9082b4c986dabd4cf4d2014dd5cde755707319fd5be80382f106e88f2606d3e8.exe	90
PID 2092 wrote to memory of 2424	2092	9082b4c986dabd4cf4d2014dd5cde755707319fd5be80382f106e88f2606d3e8.exe	90
PID 2424 wrote to memory of 4392	2424	9082b4c986dabd4cf4d2014dd5cde755707319fd5be80382f106e88f2606d3e8.exe	91

C:\Users\Admin\AppData\Local\Temp\9082b4c986dabd4cf4d2014dd5cde755707319fd5be80382f106e88f2606d3e8.exe
"C:\Users\Admin\AppData\Local\Temp\9082b4c986dabd4cf4d2014dd5cde755707319fd5be80382f106e88f2606d3e8.exe"
1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2092
- C:\Users\Admin\AppData\Local\Temp\9082b4c986dabd4cf4d2014dd5cde755707319fd5be80382f106e88f2606d3e8.exe
  "C:\Users\Admin\AppData\Local\Temp\9082b4c986dabd4cf4d2014dd5cde755707319fd5be80382f106e88f2606d3e8.exe"
  2⤵
  PID:2848
- C:\Users\Admin\AppData\Local\Temp\9082b4c986dabd4cf4d2014dd5cde755707319fd5be80382f106e88f2606d3e8.exe
  "C:\Users\Admin\AppData\Local\Temp\9082b4c986dabd4cf4d2014dd5cde755707319fd5be80382f106e88f2606d3e8.exe"
  2⤵
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2424
- - C:\Users\Admin\AppData\Local\Temp\9082b4c986dabd4cf4d2014dd5cde755707319fd5be80382f106e88f2606d3e8.exe
    "C:\Users\Admin\AppData\Local\Temp\9082b4c986dabd4cf4d2014dd5cde755707319fd5be80382f106e88f2606d3e8.exe"
    3⤵
    PID:4392

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k GPSvcGroup
1⤵
PID:1264

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

System.dll

Path C:\Users\Admin\AppData\Local\Temp\nsaB5AB.tmp\System.dll
Size 12KB
SHA256 9111099efe9d5c9b391dc132b2faf0a3851a760d4106d5368e30ac744eb42706
MD5 4add245d4ba34b04f213409bfe504c07
SHA1 ef756d6581d70e87d58cc4982e3f4d18e0ea5b09
SHA512 1bd260cabe5ea3cefbbc675162f30092ab157893510f45a1b571489e03ebb2903c55f64f89812754d3fe03c8f10012b8078d1261a7e73ac1f87c82f714bce03d
SSDEEP 192:VjHcQ0qWTlt7wi5Aj/lM0sEWD/wtYbBjpNQybC7y+XZv0QPi:B/Qlt7wiij/lMRv/9V4bvr
TLSH
T188426C1297B089F2F551493419667F2A6FBEAC5D27F405A3CFE304C63D212DBA879243
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/2092-17-0x0000000005200000-0x0000000006290000-memory.dmp

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memory/2092-18-0x00000000740A5000-0x00000000740A6000-memory.dmp

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memory/2424-19-0x0000000001780000-0x0000000002810000-memory.dmp

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memory/2424-21-0x00000000773DD000-0x00000000773DE000-memory.dmp

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memory/2424-20-0x000000007741F000-0x0000000077420000-memory.dmp

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memory/2424-22-0x00000000774A5000-0x00000000774A6000-memory.dmp

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memory/2424-29-0x0000000001780000-0x0000000002810000-memory.dmp

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memory/2424-30-0x0000000000490000-0x0000000001776000-memory.dmp

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memory/2424-31-0x00000000774A5000-0x00000000774A6000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads