qakbot | c9def02fd0b90810e1ac5af1906e461c8c1a5534ee19b5b2ce7aac77f2943b54

General

Target

document-1743692288.xls
Size

88KB
MD5

fa1f35763e1c13386feca469dd16a22b
SHA1

1cbfc5e62e085bba8366cc077dfc91923a8ceefd
SHA256

c9def02fd0b90810e1ac5af1906e461c8c1a5534ee19b5b2ce7aac77f2943b54
SHA512

31619aeebfdd1247252a9e3881c4ba5824b82558af2a814b1fe90b67b4403950f94f9ab02d968d30477031648cbf90c520b95f58f8beffa47952994a1c3b38dc

Score

10^/10

qakbot tr 1613385567 banker stealer trojan

Malware Config

Extracted

Family

qakbot

Botnet

tr

Campaign

1613385567

C2

78.63.226.32:443

197.51.82.72:443

193.248.221.184:2222

95.77.223.148:443

71.199.192.62:443

77.211.30.202:995

80.227.5.69:443

77.27.204.204:995

81.97.154.100:443

173.184.119.153:995

38.92.225.121:443

81.150.181.168:2222

90.65.236.181:2222

83.110.103.152:443

73.153.211.227:443

188.25.63.105:443

89.137.211.239:995

202.188.138.162:443

98.173.34.212:995

87.202.87.210:2222

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	684	1148	rundll32.exe	68

Qakbot/Qbot
Qbot or Qakbot is a sophisticated worm with banking capabilities.
trojan banker stealer qakbot

Loads dropped DLL 2 IoCs

pid	Process
3148	rundll32.exe
3148	rundll32.exe

Checks SCSI registry key(s) 3 TTPs 6 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_SANU&PROD_SANU_DVD-ROM\4&37CE57BA&0&010000	rundll32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\DeviceDesc	rundll32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\Service	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_&PROD_HEARTDISK\4&37CE57BA&0&000000	rundll32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\DeviceDesc	rundll32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\Service	rundll32.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
2664	schtasks.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1148	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3148	rundll32.exe
3148	rundll32.exe
3148	rundll32.exe
3148	rundll32.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3148	rundll32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
1148	EXCEL.EXE
1148	EXCEL.EXE
1148	EXCEL.EXE
1148	EXCEL.EXE
1148	EXCEL.EXE
1148	EXCEL.EXE
1148	EXCEL.EXE
1148	EXCEL.EXE
1148	EXCEL.EXE
1148	EXCEL.EXE
1148	EXCEL.EXE
1148	EXCEL.EXE

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1148 wrote to memory of 684	1148	EXCEL.EXE	79
PID 1148 wrote to memory of 684	1148	EXCEL.EXE	79
PID 684 wrote to memory of 3148	684	rundll32.exe	80
PID 684 wrote to memory of 3148	684	rundll32.exe	80
PID 684 wrote to memory of 3148	684	rundll32.exe	80
PID 3148 wrote to memory of 2484	3148	rundll32.exe	84
PID 3148 wrote to memory of 2484	3148	rundll32.exe	84
PID 3148 wrote to memory of 2484	3148	rundll32.exe	84
PID 3148 wrote to memory of 2484	3148	rundll32.exe	84
PID 3148 wrote to memory of 2484	3148	rundll32.exe	84
PID 2484 wrote to memory of 2664	2484	explorer.exe	85
PID 2484 wrote to memory of 2664	2484	explorer.exe	85
PID 2484 wrote to memory of 2664	2484	explorer.exe	85

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\document-1743692288.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1148
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\idefje.ekfd,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:684
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32 ..\idefje.ekfd,DllRegisterServer
    3⤵
    - Loads dropped DLL
    - Checks SCSI registry key(s)
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of WriteProcessMemory
    PID:3148
  - - C:\Windows\SysWOW64\explorer.exe
      C:\Windows\SysWOW64\explorer.exe
      4⤵
      Suspicious use of WriteProcessMemory
      PID:2484
    - - C:\Windows\SysWOW64\schtasks.exe
        
        "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn pzzdkziodz /tr "regsvr32.exe -s \"\"" /SC ONCE /Z /ST 18:11 /ET 18:23
        5⤵
        Creates scheduled task(s)
        
        PID:2664

\??\c:\windows\system32\regsvr32.exe
regsvr32.exe -s ""
1⤵
PID:2076

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

3

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1148-6-0x00007FFB31D10000-0x00007FFB31D20000-memory.dmp

Filesize
64KB

Download
memory/1148-3-0x00007FFB31D10000-0x00007FFB31D20000-memory.dmp

Filesize
64KB

Download
memory/1148-5-0x00007FFB55280000-0x00007FFB558B7000-memory.dmp

Filesize
6.2MB

Download
memory/1148-2-0x00007FFB31D10000-0x00007FFB31D20000-memory.dmp

Filesize
64KB

Download
memory/1148-4-0x00007FFB31D10000-0x00007FFB31D20000-memory.dmp

Filesize
64KB

Download
memory/2484-18-0x0000000000A00000-0x0000000000A35000-memory.dmp

Filesize
212KB

Download
memory/2484-19-0x0000000000A00000-0x0000000000A35000-memory.dmp

Filesize
212KB

Download
memory/3148-12-0x0000000000901000-0x00000000009A2000-memory.dmp

Filesize
644KB

Download
memory/3148-13-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/3148-14-0x0000000004080000-0x00000000040B3000-memory.dmp

Filesize
204KB

Download
memory/3148-15-0x0000000004570000-0x00000000045A5000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads