guloader | 4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9

Analysis

max time kernel
148s
max time network
148s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
25-06-2024 01:22

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General

Target

4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.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:

4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe

pid process

1008 4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe
1008 4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe

pid process

1008 4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe
2700 4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe

pid	process
1008	4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe
1008	4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe

pid	process
1008	4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe
2700	4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe

description	pid	process	target process
PID 1008 set thread context of 2700	1008	4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe	4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe

Drops file in Program Files directory 1 IoCs

Processes:

4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe

description ioc process

File opened for modification C:\Program Files (x86)\seismograferne.Ben40 4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\seismograferne.Ben40	4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe

Drops file in Windows directory 3 IoCs

Processes:

4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe

description	ioc	process
File opened for modification	C:\Windows\Fonts\Hydroxyanthraquinone.ins	4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe
File opened for modification	C:\Windows\resources\0409\trolddomsvirksomheders\sf.ini	4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe
File opened for modification	C:\Windows\vicegreves\alsinger.ini	4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.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:

4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe

pid process

1008 4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe

pid	process
1008	4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe

description	pid	process	target process
PID 1008 wrote to memory of 2700	1008	4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe	4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe
PID 1008 wrote to memory of 2700	1008	4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe	4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe
PID 1008 wrote to memory of 2700	1008	4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe	4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe
PID 1008 wrote to memory of 2700	1008	4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe	4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe
PID 1008 wrote to memory of 2700	1008	4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe	4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe
PID 1008 wrote to memory of 2700	1008	4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe	4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe

C:\Users\Admin\AppData\Local\Temp\4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe
"C:\Users\Admin\AppData\Local\Temp\4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.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:1008

C:\Users\Admin\AppData\Local\Temp\4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe
"C:\Users\Admin\AppData\Local\Temp\4ce0ceebd65491e86f036ae22ff511dfa977bb01a15c986c444cc9e184885bf9.exe"
2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:2700

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

\Users\Admin\AppData\Local\Temp\nst669.tmp\System.dll
Filesize
11KB

MD5
17ed1c86bd67e78ade4712be48a7d2bd

SHA1
1cc9fe86d6d6030b4dae45ecddce5907991c01a0

SHA256
bd046e6497b304e4ea4ab102cab2b1f94ce09bde0eebba4c59942a732679e4eb

SHA512
0cbed521e7d6d1f85977b3f7d3ca7ac34e1b5495b69fd8c7bfa1a846baf53b0ecd06fe1ad02a3599082ffacaf8c71a3bb4e32dec05f8e24859d736b828092cd5

Download Submit
memory/1008-13-0x0000000003D70000-0x0000000004FF4000-memory.dmp

Filesize
18.5MB

Download
memory/1008-15-0x0000000076F40000-0x00000000770E9000-memory.dmp

Filesize
1.7MB

Download
memory/1008-14-0x0000000076F41000-0x0000000077042000-memory.dmp

Filesize
1.0MB

Download
memory/1008-17-0x0000000003D70000-0x0000000004FF4000-memory.dmp

Filesize
18.5MB

Download
memory/1008-24-0x0000000003D70000-0x0000000004FF4000-memory.dmp

Filesize
18.5MB

Download
memory/2700-16-0x0000000076F40000-0x00000000770E9000-memory.dmp

Filesize
1.7MB

Download
memory/2700-18-0x0000000000830000-0x0000000001892000-memory.dmp

Filesize
16.4MB

Download