guloader | 4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
24-06-2024 11:30

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General

Target

E-dekont.exe
Size

710KB
MD5

7774e93ebc345e33cfc6e9d914116f59
SHA1

6084deb5c021a9a1b41fc8c4e1475b2f29a8d857
SHA256

4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9
SHA512

79e5d4457e50d63c6cc7d56560d15afac4c996de8b121dbf825ad677c81909f6ebb724c02419ebd04454a7729413d23879094d5936e240728d3bfc6658c021d4
SSDEEP

12288:hOLi/MOlrpjwtSnRMFpP9OuI/4Hv2WzpQjZh:oLi/3lrpjwtGsYnAPuZh

Score

10^/10

guloader downloader

Malware Config

Signatures

Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
downloader guloader
Loads dropped DLL 2 IoCs

Processes:

E-dekont.exe

pid process

2648 E-dekont.exe
2648 E-dekont.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

E-dekont.exeE-dekont.exe

pid process

2648 E-dekont.exe
3852 E-dekont.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

E-dekont.exe

description pid process target process

PID 2648 set thread context of 3852 2648 E-dekont.exe E-dekont.exe
Drops file in Program Files directory 1 IoCs

Processes:

E-dekont.exe

description ioc process

File opened for modification C:\Program Files (x86)\seismograferne.Ben40 E-dekont.exe

pid	process
2648	E-dekont.exe
2648	E-dekont.exe

pid	process
2648	E-dekont.exe
3852	E-dekont.exe

description	pid	process	target process
PID 2648 set thread context of 3852	2648	E-dekont.exe	E-dekont.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\seismograferne.Ben40	E-dekont.exe

Drops file in Windows directory 3 IoCs

Processes:

E-dekont.exe

description	ioc	process
File opened for modification	C:\Windows\Fonts\Hydroxyanthraquinone.ins	E-dekont.exe
File opened for modification	C:\Windows\resources\0409\trolddomsvirksomheders\sf.ini	E-dekont.exe
File opened for modification	C:\Windows\vicegreves\alsinger.ini	E-dekont.exe

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

System Information Discovery
T1082
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

E-dekont.exe

pid process

2648 E-dekont.exe

pid	process
2648	E-dekont.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

E-dekont.exe

description	pid	process	target process
PID 2648 wrote to memory of 3852	2648	E-dekont.exe	E-dekont.exe
PID 2648 wrote to memory of 3852	2648	E-dekont.exe	E-dekont.exe
PID 2648 wrote to memory of 3852	2648	E-dekont.exe	E-dekont.exe
PID 2648 wrote to memory of 3852	2648	E-dekont.exe	E-dekont.exe
PID 2648 wrote to memory of 3852	2648	E-dekont.exe	E-dekont.exe

C:\Users\Admin\AppData\Local\Temp\E-dekont.exe
"C:\Users\Admin\AppData\Local\Temp\E-dekont.exe"
1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2648

C:\Users\Admin\AppData\Local\Temp\E-dekont.exe
"C:\Users\Admin\AppData\Local\Temp\E-dekont.exe"
2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:3852

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nst2A6D.tmp\System.dll
Filesize
11KB

MD5
17ed1c86bd67e78ade4712be48a7d2bd

SHA1
1cc9fe86d6d6030b4dae45ecddce5907991c01a0

SHA256
bd046e6497b304e4ea4ab102cab2b1f94ce09bde0eebba4c59942a732679e4eb

SHA512
0cbed521e7d6d1f85977b3f7d3ca7ac34e1b5495b69fd8c7bfa1a846baf53b0ecd06fe1ad02a3599082ffacaf8c71a3bb4e32dec05f8e24859d736b828092cd5

Download Submit
memory/2648-11-0x00000000046F0000-0x0000000005974000-memory.dmp

Filesize
18.5MB

Download
memory/2648-12-0x0000000077E21000-0x0000000077F41000-memory.dmp

Filesize
1.1MB

Download
memory/2648-13-0x0000000010004000-0x0000000010005000-memory.dmp

Filesize
4KB

Download
memory/2648-17-0x00000000046F0000-0x0000000005974000-memory.dmp

Filesize
18.5MB

Download
memory/2648-26-0x00000000046F0000-0x0000000005974000-memory.dmp

Filesize
18.5MB

Download
memory/3852-14-0x0000000001A90000-0x0000000002D14000-memory.dmp

Filesize
18.5MB

Download
memory/3852-15-0x0000000077EA8000-0x0000000077EA9000-memory.dmp

Filesize
4KB

Download
memory/3852-16-0x0000000077EC5000-0x0000000077EC6000-memory.dmp

Filesize
4KB

Download
memory/3852-18-0x0000000000830000-0x0000000001A84000-memory.dmp

Filesize
18.3MB

Download
memory/3852-19-0x0000000001A90000-0x0000000002D14000-memory.dmp

Filesize
18.5MB

Download
memory/3852-21-0x0000000077E21000-0x0000000077F41000-memory.dmp

Filesize
1.1MB

Download