6fd9798ecac7cdfd94e55a36b9be488f9f52db44cd012ebbf2b718c8ffa5ff44

General

Target

91d38ff34f7873e73bcc3860dcfebb61.exe
Size

147KB
MD5

91d38ff34f7873e73bcc3860dcfebb61
SHA1

89708ae9a87da9547e5b107ed444d457b2c753eb
SHA256

6fd9798ecac7cdfd94e55a36b9be488f9f52db44cd012ebbf2b718c8ffa5ff44
SHA512

ef004be03571d0e17afc3c785adb75fe974a59010e271307e9252cf2436a0118ee9c0fff7b24a5512d31e7f54c69ed562414484e90c78cf196cb5ac78fc8fea4
SSDEEP

3072:Yid3OHRBIRVcJ3Yeq4lExI7clo8gSyn+9C:7BOIYGe5lkovuC

Score

8^/10

evasion persistence

Malware Config

Signatures

Modifies Windows Firewall 2 TTPs 1 IoCs
evasion

Windows Service
T1543.003

Disable or Modify System Firewall
T1562.004

Processes:

netsh.exe

pid process

2728 netsh.exe

pid	process
2728	netsh.exe

Drops startup file 2 IoCs

Processes:

91d38ff34f7873e73bcc3860dcfebb61.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\egjtd.exe	91d38ff34f7873e73bcc3860dcfebb61.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\egjtd.exe	91d38ff34f7873e73bcc3860dcfebb61.exe

Executes dropped EXE 1 IoCs

Processes:

gssbqu.exe

pid process

2704 gssbqu.exe
Loads dropped DLL 2 IoCs

Processes:

91d38ff34f7873e73bcc3860dcfebb61.exegssbqu.exe

pid process

2756 91d38ff34f7873e73bcc3860dcfebb61.exe
2704 gssbqu.exe

pid	process
2704	gssbqu.exe

pid	process
2756	91d38ff34f7873e73bcc3860dcfebb61.exe
2704	gssbqu.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

91d38ff34f7873e73bcc3860dcfebb61.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\hehkilji = "C:\\Users\\Admin\\AppData\\Local\\gssbqu.exe"	91d38ff34f7873e73bcc3860dcfebb61.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Windows\CurrentVersion\Run\hehkilji = "C:\\Users\\Admin\\AppData\\Local\\gssbqu.exe"	91d38ff34f7873e73bcc3860dcfebb61.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

91d38ff34f7873e73bcc3860dcfebb61.exe

description pid process target process

PID 1216 set thread context of 2756 1216 91d38ff34f7873e73bcc3860dcfebb61.exe 91d38ff34f7873e73bcc3860dcfebb61.exe

description	pid	process	target process
PID 1216 set thread context of 2756	1216	91d38ff34f7873e73bcc3860dcfebb61.exe	91d38ff34f7873e73bcc3860dcfebb61.exe

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

91d38ff34f7873e73bcc3860dcfebb61.exe91d38ff34f7873e73bcc3860dcfebb61.exegssbqu.exe

description	pid	process	target process
PID 1216 wrote to memory of 2756	1216	91d38ff34f7873e73bcc3860dcfebb61.exe	91d38ff34f7873e73bcc3860dcfebb61.exe
PID 1216 wrote to memory of 2756	1216	91d38ff34f7873e73bcc3860dcfebb61.exe	91d38ff34f7873e73bcc3860dcfebb61.exe
PID 1216 wrote to memory of 2756	1216	91d38ff34f7873e73bcc3860dcfebb61.exe	91d38ff34f7873e73bcc3860dcfebb61.exe
PID 1216 wrote to memory of 2756	1216	91d38ff34f7873e73bcc3860dcfebb61.exe	91d38ff34f7873e73bcc3860dcfebb61.exe
PID 1216 wrote to memory of 2756	1216	91d38ff34f7873e73bcc3860dcfebb61.exe	91d38ff34f7873e73bcc3860dcfebb61.exe
PID 1216 wrote to memory of 2756	1216	91d38ff34f7873e73bcc3860dcfebb61.exe	91d38ff34f7873e73bcc3860dcfebb61.exe
PID 1216 wrote to memory of 2756	1216	91d38ff34f7873e73bcc3860dcfebb61.exe	91d38ff34f7873e73bcc3860dcfebb61.exe
PID 1216 wrote to memory of 2756	1216	91d38ff34f7873e73bcc3860dcfebb61.exe	91d38ff34f7873e73bcc3860dcfebb61.exe
PID 2756 wrote to memory of 2728	2756	91d38ff34f7873e73bcc3860dcfebb61.exe	netsh.exe
PID 2756 wrote to memory of 2728	2756	91d38ff34f7873e73bcc3860dcfebb61.exe	netsh.exe
PID 2756 wrote to memory of 2728	2756	91d38ff34f7873e73bcc3860dcfebb61.exe	netsh.exe
PID 2756 wrote to memory of 2728	2756	91d38ff34f7873e73bcc3860dcfebb61.exe	netsh.exe
PID 2756 wrote to memory of 2704	2756	91d38ff34f7873e73bcc3860dcfebb61.exe	gssbqu.exe
PID 2756 wrote to memory of 2704	2756	91d38ff34f7873e73bcc3860dcfebb61.exe	gssbqu.exe
PID 2756 wrote to memory of 2704	2756	91d38ff34f7873e73bcc3860dcfebb61.exe	gssbqu.exe
PID 2756 wrote to memory of 2704	2756	91d38ff34f7873e73bcc3860dcfebb61.exe	gssbqu.exe
PID 2704 wrote to memory of 2660	2704	gssbqu.exe	gssbqu.exe
PID 2704 wrote to memory of 2660	2704	gssbqu.exe	gssbqu.exe
PID 2704 wrote to memory of 2660	2704	gssbqu.exe	gssbqu.exe
PID 2704 wrote to memory of 2660	2704	gssbqu.exe	gssbqu.exe
PID 2704 wrote to memory of 2660	2704	gssbqu.exe	gssbqu.exe
PID 2704 wrote to memory of 2660	2704	gssbqu.exe	gssbqu.exe
PID 2704 wrote to memory of 2660	2704	gssbqu.exe	gssbqu.exe

C:\Users\Admin\AppData\Local\Temp\91d38ff34f7873e73bcc3860dcfebb61.exe
"C:\Users\Admin\AppData\Local\Temp\91d38ff34f7873e73bcc3860dcfebb61.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1216

C:\Users\Admin\AppData\Local\Temp\91d38ff34f7873e73bcc3860dcfebb61.exe
C:\Users\Admin\AppData\Local\Temp\91d38ff34f7873e73bcc3860dcfebb61.exe
2⤵
- Drops startup file
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2756

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram 1.exe 1 ENABLE
3⤵
- Modifies Windows Firewall
PID:2728

C:\Users\Admin\AppData\Local\gssbqu.exe
"C:\Users\Admin\AppData\Local\gssbqu.exe"
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2704

C:\Users\Admin\AppData\Local\gssbqu.exe
C:\Users\Admin\AppData\Local\gssbqu.exe
4⤵
PID:2660

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\gssbqu.exe
Filesize
147KB

MD5
91d38ff34f7873e73bcc3860dcfebb61

SHA1
89708ae9a87da9547e5b107ed444d457b2c753eb

SHA256
6fd9798ecac7cdfd94e55a36b9be488f9f52db44cd012ebbf2b718c8ffa5ff44

SHA512
ef004be03571d0e17afc3c785adb75fe974a59010e271307e9252cf2436a0118ee9c0fff7b24a5512d31e7f54c69ed562414484e90c78cf196cb5ac78fc8fea4

Download Submit
memory/1216-26-0x0000000000860000-0x0000000000960000-memory.dmp

Filesize
1024KB

Download
memory/1216-11-0x0000000000860000-0x0000000000960000-memory.dmp

Filesize
1024KB

Download
memory/1216-67-0x0000000000860000-0x0000000000960000-memory.dmp

Filesize
1024KB

Download
memory/1216-15-0x0000000000860000-0x0000000000960000-memory.dmp

Filesize
1024KB

Download
memory/1216-9-0x0000000000860000-0x0000000000960000-memory.dmp

Filesize
1024KB

Download
memory/1216-13-0x0000000000860000-0x0000000000960000-memory.dmp

Filesize
1024KB

Download
memory/1216-28-0x0000000000860000-0x0000000000960000-memory.dmp

Filesize
1024KB

Download
memory/2704-49-0x0000000000560000-0x0000000000660000-memory.dmp

Filesize
1024KB

Download
memory/2704-52-0x0000000000560000-0x0000000000660000-memory.dmp

Filesize
1024KB

Download
memory/2704-69-0x0000000000560000-0x0000000000660000-memory.dmp

Filesize
1024KB

Download
memory/2704-68-0x0000000000560000-0x0000000000660000-memory.dmp

Filesize
1024KB

Download
memory/2704-58-0x0000000000560000-0x0000000000660000-memory.dmp

Filesize
1024KB

Download
memory/2704-56-0x0000000000560000-0x0000000000660000-memory.dmp

Filesize
1024KB

Download
memory/2756-17-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2756-27-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2756-19-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2756-31-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2756-60-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2756-14-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2756-30-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2756-21-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads