guloader | cbd2d9962e762a0966820cee65ddf544456d00b1dc65974355ac241f65b65fdd

General

Target

cbd2d9962e762a0966820cee65ddf544456d00b1dc65974355ac241f65b65fdd.exe
Size

60KB
MD5

969476dfddb18b75a99e52da0d34921e
SHA1

0b25af64985c4001584285ed240924c8c8c6fecb
SHA256

cbd2d9962e762a0966820cee65ddf544456d00b1dc65974355ac241f65b65fdd
SHA512

43945d9651af2a4dd2fb7c42a76f2420f251896de1cfcf539b303fbf2b1bd7631f208edd646738581e5219fd1be8328a7ada270f8e5d32ee01cf3327a791d635

Score

10^/10

guloader downloader

Malware Config

Extracted

Family

guloader

C2

https://drive.google.com/uc?export=download&id=1zREeSmej9mMiM6QRS_Zww_oRjG5Uva2U

xor.base64

Signatures

Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
downloader guloader
Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

cbd2d9962e762a0966820cee65ddf544456d00b1dc65974355ac241f65b65fdd.execbd2d9962e762a0966820cee65ddf544456d00b1dc65974355ac241f65b65fdd.exe

pid	process
936	cbd2d9962e762a0966820cee65ddf544456d00b1dc65974355ac241f65b65fdd.exe
1224	cbd2d9962e762a0966820cee65ddf544456d00b1dc65974355ac241f65b65fdd.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

cbd2d9962e762a0966820cee65ddf544456d00b1dc65974355ac241f65b65fdd.exe

description	pid	process	target process
PID 936 set thread context of 1224	936	cbd2d9962e762a0966820cee65ddf544456d00b1dc65974355ac241f65b65fdd.exe	cbd2d9962e762a0966820cee65ddf544456d00b1dc65974355ac241f65b65fdd.exe

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

cbd2d9962e762a0966820cee65ddf544456d00b1dc65974355ac241f65b65fdd.exe

pid process

936 cbd2d9962e762a0966820cee65ddf544456d00b1dc65974355ac241f65b65fdd.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

cbd2d9962e762a0966820cee65ddf544456d00b1dc65974355ac241f65b65fdd.exe

pid process

936 cbd2d9962e762a0966820cee65ddf544456d00b1dc65974355ac241f65b65fdd.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

cbd2d9962e762a0966820cee65ddf544456d00b1dc65974355ac241f65b65fdd.exe

description	pid	process	target process
PID 936 wrote to memory of 1224	936	cbd2d9962e762a0966820cee65ddf544456d00b1dc65974355ac241f65b65fdd.exe	cbd2d9962e762a0966820cee65ddf544456d00b1dc65974355ac241f65b65fdd.exe
PID 936 wrote to memory of 1224	936	cbd2d9962e762a0966820cee65ddf544456d00b1dc65974355ac241f65b65fdd.exe	cbd2d9962e762a0966820cee65ddf544456d00b1dc65974355ac241f65b65fdd.exe
PID 936 wrote to memory of 1224	936	cbd2d9962e762a0966820cee65ddf544456d00b1dc65974355ac241f65b65fdd.exe	cbd2d9962e762a0966820cee65ddf544456d00b1dc65974355ac241f65b65fdd.exe
PID 936 wrote to memory of 1224	936	cbd2d9962e762a0966820cee65ddf544456d00b1dc65974355ac241f65b65fdd.exe	cbd2d9962e762a0966820cee65ddf544456d00b1dc65974355ac241f65b65fdd.exe
PID 936 wrote to memory of 1224	936	cbd2d9962e762a0966820cee65ddf544456d00b1dc65974355ac241f65b65fdd.exe	cbd2d9962e762a0966820cee65ddf544456d00b1dc65974355ac241f65b65fdd.exe

C:\Users\Admin\AppData\Local\Temp\cbd2d9962e762a0966820cee65ddf544456d00b1dc65974355ac241f65b65fdd.exe
"C:\Users\Admin\AppData\Local\Temp\cbd2d9962e762a0966820cee65ddf544456d00b1dc65974355ac241f65b65fdd.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:936

C:\Users\Admin\AppData\Local\Temp\cbd2d9962e762a0966820cee65ddf544456d00b1dc65974355ac241f65b65fdd.exe
"C:\Users\Admin\AppData\Local\Temp\cbd2d9962e762a0966820cee65ddf544456d00b1dc65974355ac241f65b65fdd.exe"
2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:1224

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1

T1102

Impact

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Downloads

memory/936-59-0x00000000002C0000-0x00000000002C7000-memory.dmp

Filesize
28KB

Download
memory/936-60-0x0000000077300000-0x00000000774A9000-memory.dmp

Filesize
1.7MB

Download
memory/936-57-0x00000000750C1000-0x00000000750C3000-memory.dmp

Filesize
8KB

Download
memory/936-65-0x00000000774E0000-0x0000000077660000-memory.dmp

Filesize
1.5MB

Download
memory/1224-58-0x0000000000401258-mapping.dmp

Download
memory/1224-61-0x0000000000400000-0x0000000000553000-memory.dmp

Filesize
1.3MB

Download
memory/1224-66-0x00000000001B0000-0x00000000002B0000-memory.dmp

Filesize
1024KB

Download
memory/1224-68-0x00000000774E0000-0x0000000077660000-memory.dmp

Filesize
1.5MB

Download
memory/1224-67-0x0000000077300000-0x00000000774A9000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads