qqpass | 4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00

General

Target

4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
Size

77KB
MD5

a67bc13999be2dc1da149aedf01816c0
SHA1

9107307d86e9e674991f58b39da9ced6e31d947d
SHA256

4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00
SHA512

d0fbc4c8ab222dcd27c186cf3fbc028fb3390d3143fc8957e913e083eb4591fcafbf42a524772b9c75125e35b779e48bcb3e4872d6a5ad0269f1593818a166bb
SSDEEP

768:agO5xRYi+SfSWHHNvvG5bnl/NqNwsKVDstHxYD0p1aXKynF0vQmYZS0HdJnfWOC:RshfSWHHNvoLqNwDDGw02eQmh0HjWOC

Score

10^/10

qqpass discovery persistence trojan

Malware Config

Extracted

Family

qqpass

C2

http://www.zigui.org/article.php?id=103822

Attributes

url
http://www.mxm9191.com/myrunner_up.exe
user_agent
Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)

Signatures

QQpass
QQpass is a trojan written in C++..
trojan qqpass
Qqpass family
qqpass

Executes dropped EXE 1 IoCs

pid	Process
3060	rundll32.exe

Loads dropped DLL 2 IoCs

pid	Process
1804	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
1804	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe

Modifies system executable filetype association 2 TTPs 5 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*"	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	rundll32.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\¢«.exe	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
File created	C:\Windows\SysWOW64\¢«.exe	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
File opened for modification	C:\Windows\SysWOW64\notepad¢¬.exe	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
File created	C:\Windows\SysWOW64\notepad¢¬.exe	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system\rundll32.exe	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
File created	C:\Windows\system\rundll32.exe	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Modifies registry class 15 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1742622680"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*"	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSipv	rundll32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506"	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSipv	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1"	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1742622680"	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1"	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
1804	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
1804	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
1804	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
1804	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
1804	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
1804	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
1804	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
1804	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
1804	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
1804	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
1804	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
1804	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
1804	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
1804	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3060	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1804	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
3060	rundll32.exe
3060	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1804 wrote to memory of 3060	1804	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe	30
PID 1804 wrote to memory of 3060	1804	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe	30
PID 1804 wrote to memory of 3060	1804	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe	30
PID 1804 wrote to memory of 3060	1804	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe	30
PID 1804 wrote to memory of 3060	1804	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe	30
PID 1804 wrote to memory of 3060	1804	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe	30
PID 1804 wrote to memory of 3060	1804	4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe	30

C:\Users\Admin\AppData\Local\Temp\4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe
"C:\Users\Admin\AppData\Local\Temp\4b1f208b98556d229ebd2b65e4960f8a0914e1a5cc2cf20199c6c38b5a2f1d00.exe"
1⤵
- Loads dropped DLL
- Modifies system executable filetype association
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1804
- C:\Windows\system\rundll32.exe
  C:\Windows\system\rundll32.exe
  2⤵
  - Executes dropped EXE
  - Modifies system executable filetype association
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  PID:3060

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

1

T1546

Change Default File Association

1

T1546.001

Privilege Escalation

Event Triggered Execution

1

T1546

Change Default File Association

1

T1546.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\SysWOW64\notepad¢¬.exe

Filesize
74KB

MD5
f9386f9bafe3e9cec9ba58973324ce81

SHA1
6316b703a8f504cc87bb5806ba704507e3b037cb

SHA256
b46bc38c391ec6ba9dad5330afc589498d51113a71d1f96f27c0b63169bf32a7

SHA512
ee1f6f55655bcdeb1c092c9f06732c4e4c057dbe5337230c3930a3edfce6288f3ce3cdd53a5085bd9396f04f1e31c4bc2a1fd850bbefb2063160fe2636f08e5d

Download Submit
\Windows\system\rundll32.exe

Filesize
81KB

MD5
018e4ddd04c57d4c9bfb7359564a3e41

SHA1
73768f08628a465bd608907fb5cac9a9ce2b7875

SHA256
98adad45b7c21aeaf2161a8f5151434f3d8ba0c57a33567f373560f9bd29ff31

SHA512
7d2c45d5a66214d40d9ea76cfef18ce846a5b7cd3ebf2ec4597741d164c3a107c8a985bbdb00c2105689f7e6a9037adaeb0915c61906af1a5b1875a43a0a47a2

Download Submit
memory/1804-0-0x0000000000400000-0x0000000000415A00-memory.dmp

Filesize
86KB

Download
memory/1804-12-0x0000000000260000-0x0000000000276000-memory.dmp

Filesize
88KB

Download
memory/1804-20-0x0000000000260000-0x0000000000262000-memory.dmp

Filesize
8KB

Download
memory/1804-19-0x0000000000400000-0x0000000000415A00-memory.dmp

Filesize
86KB

Download
memory/3060-21-0x0000000000400000-0x0000000000415A00-memory.dmp

Filesize
86KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads