guloader | 2db92a3fa08dc8e97b4f2651e9ec1d123d2556ce5bc7ec9474672767f6505e26

Analysis

max time kernel
147s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
20/02/2024, 07:02

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General

Target

IMG-ORDER-Comex-3264775737745728821842424ZZ.exe
Size

2.0MB
MD5

56080cfd42fa3713f8e338b7c43b3c58
SHA1

296ed8c2990562aafec3990541cefdd65da03974
SHA256

2db92a3fa08dc8e97b4f2651e9ec1d123d2556ce5bc7ec9474672767f6505e26
SHA512

b13027c40db1e342ed78b8858719be164a56a969feb963b48c65a79cb941e82589b54c69cbe97d888ec164826a363edbd55531ede2299ef5dbc0ec27c99b51b4
SSDEEP

49152:rtcVOUULvCUAf9JvhGTP+2Nv4JVClDq0LvoZo358R2h+A:BcV8S1RID+YviYCe588h+A

Score

10^/10

guloader downloader persistence

Malware Config

Signatures

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

Loads dropped DLL 1 IoCs

pid	Process
5012	IMG-ORDER-Comex-3264775737745728821842424ZZ.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Condalia = "C:\\Users\\Admin\\AppData\\Roaming\\Oversuring\\Rollerne.exe"	wab.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
5012	IMG-ORDER-Comex-3264775737745728821842424ZZ.exe
4060	wab.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5012 set thread context of 4060	5012	IMG-ORDER-Comex-3264775737745728821842424ZZ.exe	91

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\resources\katdavid\Slushy.ini	IMG-ORDER-Comex-3264775737745728821842424ZZ.exe
File opened for modification	C:\Windows\resources\porism.ing	IMG-ORDER-Comex-3264775737745728821842424ZZ.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

pid	Process
5012	IMG-ORDER-Comex-3264775737745728821842424ZZ.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 5012 wrote to memory of 4060	5012	IMG-ORDER-Comex-3264775737745728821842424ZZ.exe	91
PID 5012 wrote to memory of 4060	5012	IMG-ORDER-Comex-3264775737745728821842424ZZ.exe	91
PID 5012 wrote to memory of 4060	5012	IMG-ORDER-Comex-3264775737745728821842424ZZ.exe	91
PID 5012 wrote to memory of 4060	5012	IMG-ORDER-Comex-3264775737745728821842424ZZ.exe	91
PID 5012 wrote to memory of 4060	5012	IMG-ORDER-Comex-3264775737745728821842424ZZ.exe	91

C:\Users\Admin\AppData\Local\Temp\IMG-ORDER-Comex-3264775737745728821842424ZZ.exe
"C:\Users\Admin\AppData\Local\Temp\IMG-ORDER-Comex-3264775737745728821842424ZZ.exe"
1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:5012
- C:\Program Files (x86)\windows mail\wab.exe
  "C:\Users\Admin\AppData\Local\Temp\IMG-ORDER-Comex-3264775737745728821842424ZZ.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  PID:4060

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsa6D61.tmp\System.dll

Filesize
11KB

MD5
55a26d7800446f1373056064c64c3ce8

SHA1
80256857e9a0a9c8897923b717f3435295a76002

SHA256
904fd5481d72f4e03b01a455f848dedd095d0fb17e33608e0d849f5196fb6ff8

SHA512
04b8ab7a85c26f188c0a06f524488d6f2ac2884bf107c860c82e94ae12c3859f825133d78338fd2b594dfc48f7dc9888ae76fee786c6252a5c77c88755128a5b

Download Submit
memory/4060-45-0x0000000001ED0000-0x00000000049D2000-memory.dmp

Filesize
43.0MB

Download
memory/4060-46-0x00000000776D8000-0x00000000776D9000-memory.dmp

Filesize
4KB

Download
memory/4060-47-0x0000000077651000-0x0000000077771000-memory.dmp

Filesize
1.1MB

Download
memory/4060-49-0x0000000000C70000-0x0000000001EC4000-memory.dmp

Filesize
18.3MB

Download
memory/4060-50-0x0000000001ED0000-0x00000000049D2000-memory.dmp

Filesize
43.0MB

Download
memory/5012-41-0x0000000004ED0000-0x00000000079D2000-memory.dmp

Filesize
43.0MB

Download
memory/5012-42-0x0000000004ED0000-0x00000000079D2000-memory.dmp

Filesize
43.0MB

Download
memory/5012-43-0x0000000077651000-0x0000000077771000-memory.dmp

Filesize
1.1MB

Download
memory/5012-44-0x0000000010000000-0x0000000010006000-memory.dmp

Filesize
24KB

Download
memory/5012-56-0x0000000004ED0000-0x00000000079D2000-memory.dmp

Filesize
43.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads