guloader | 8da8762a0f3794de100bd1800856136928880e8a9d0be42eb758809bca1bd0e3

Analysis

max time kernel
95s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08-01-2025 16:01

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General

Target

z58Swiftcopy_MT.bat.exe
Size

398KB
MD5

d82fc35769adac8d6c49087219b1cd93
SHA1

ff87686b1f399b3d68a580dc016e2c675b61d5c1
SHA256

8da8762a0f3794de100bd1800856136928880e8a9d0be42eb758809bca1bd0e3
SHA512

6df0e845cd1d85403ee6daf2b1c2b77aaa10729fa3fd650c2feaac1ab4e5710ac8a64ee86f91e531b91640badd3197a69e07cd35352b49b410b9c6cdbef90724
SSDEEP

12288:cAi7YTKWB5q86Q50v5Qo1qksWrt1rBHSKJrxODw:cApmWJ6Q50vD1jB7hxIw

Score

10^/10

guloader discovery downloader

Malware Config

Signatures

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

Loads dropped DLL 1 IoCs

pid	Process
3872	z58Swiftcopy_MT.bat.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 1 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	z58Swiftcopy_MT.bat.exe

C:\Users\Admin\AppData\Local\Temp\z58Swiftcopy_MT.bat.exe
"C:\Users\Admin\AppData\Local\Temp\z58Swiftcopy_MT.bat.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:3872

Network

MITRE ATT&CK Enterprise v15

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

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsfA049.tmp\System.dll

Filesize
11KB

MD5
55a26d7800446f1373056064c64c3ce8

SHA1
80256857e9a0a9c8897923b717f3435295a76002

SHA256
904fd5481d72f4e03b01a455f848dedd095d0fb17e33608e0d849f5196fb6ff8

SHA512
04b8ab7a85c26f188c0a06f524488d6f2ac2884bf107c860c82e94ae12c3859f825133d78338fd2b594dfc48f7dc9888ae76fee786c6252a5c77c88755128a5b

Download Submit
memory/3872-12-0x0000000003080000-0x0000000004220000-memory.dmp

Filesize
17.6MB

Download
memory/3872-13-0x0000000003080000-0x0000000004220000-memory.dmp

Filesize
17.6MB

Download