qakbot | ed19c01f859cfb2f8432e280379edf45dc2d02e152360ffb3199f8f47deea73c

General

Target

Document_2124969363-12232020-Copy.xlsm
Size

25KB
MD5

fdd92a903be9c2313c7a2caa1c2ed536
SHA1

fad193a01a203670247e3ccb0d94fbae1be3e391
SHA256

ed19c01f859cfb2f8432e280379edf45dc2d02e152360ffb3199f8f47deea73c
SHA512

95fd89a469e482c4bf489d7845a3228942785b7924bfa47449f4da9721270716d65b7daf24ca195dee1d9aa508fe34b8864fe7a4352c363814e764b30ca2d640

Score

10^/10

qakbot abc117 1608747966 banker cryptone packer stealer trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://nicknewsteadconstructions.com.au/zhsvrgfcs/55555555555.jpg

Extracted

Family

qakbot

Botnet

abc117

Campaign

1608747966

C2

67.6.54.180:443

187.250.170.34:995

67.141.11.98:443

109.154.79.222:2222

2.88.184.160:443

85.52.72.32:2222

86.98.21.234:443

73.166.10.38:50003

90.61.30.155:2222

71.182.142.63:443

178.223.22.192:995

184.189.122.72:443

181.39.236.199:443

72.240.200.181:2222

154.238.45.174:995

47.22.148.6:443

2.51.251.47:995

199.19.117.131:443

200.76.215.87:443

37.104.39.32:995

Signatures

Process spawned unexpected child process 1 IoCs

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

Processes:

rundll32.exe

description	pid	pid_target	process	target process
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	848	1424	rundll32.exe	EXCEL.EXE

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

CryptOne packer 2 IoCs

Detects CryptOne packer defined in NCC blogpost.

cryptone packer

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Roaming\Gertik.JJSSDDFF	cryptone
\Users\Admin\AppData\Roaming\Gertik.JJSSDDFF	cryptone

Loads dropped DLL 2 IoCs

Processes:

rundll32.exeregsvr32.exe

pid process

848 rundll32.exe
1476 regsvr32.exe

pid	process
848	rundll32.exe
1476	regsvr32.exe

Enumerates connected drives 3 TTPs 24 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
File opened (read-only)	\??\I:	EXCEL.EXE
File opened (read-only)	\??\W:	EXCEL.EXE
File opened (read-only)	\??\X:	EXCEL.EXE
File opened (read-only)	\??\A:	EXCEL.EXE
File opened (read-only)	\??\B:	EXCEL.EXE
File opened (read-only)	\??\F:	EXCEL.EXE
File opened (read-only)	\??\L:	EXCEL.EXE
File opened (read-only)	\??\S:	EXCEL.EXE
File opened (read-only)	\??\V:	EXCEL.EXE
File opened (read-only)	\??\E:	EXCEL.EXE
File opened (read-only)	\??\G:	EXCEL.EXE
File opened (read-only)	\??\J:	EXCEL.EXE
File opened (read-only)	\??\P:	EXCEL.EXE
File opened (read-only)	\??\Q:	EXCEL.EXE
File opened (read-only)	\??\R:	EXCEL.EXE
File opened (read-only)	\??\Z:	EXCEL.EXE
File opened (read-only)	\??\H:	EXCEL.EXE
File opened (read-only)	\??\K:	EXCEL.EXE
File opened (read-only)	\??\N:	EXCEL.EXE
File opened (read-only)	\??\U:	EXCEL.EXE
File opened (read-only)	\??\Y:	EXCEL.EXE
File opened (read-only)	\??\M:	EXCEL.EXE
File opened (read-only)	\??\O:	EXCEL.EXE
File opened (read-only)	\??\T:	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

Processes:

schtasks.exe

pid process

688 schtasks.exe
Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry
T1012

System Information Discovery
T1082

Processes:

EXCEL.EXE

description ioc process

Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE

pid	process
688	schtasks.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.EXE

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

T1112

Processes:

EXCEL.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1424 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

rundll32.exe

pid process

848 rundll32.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

rundll32.exe

pid process

848 rundll32.exe
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

EXCEL.EXE

pid process

1424 EXCEL.EXE
1424 EXCEL.EXE
1424 EXCEL.EXE
1424 EXCEL.EXE
1424 EXCEL.EXE
1424 EXCEL.EXE
1424 EXCEL.EXE

pid	process
1424	EXCEL.EXE

pid	process
848	rundll32.exe

pid	process
848	rundll32.exe

pid	process
1424	EXCEL.EXE
1424	EXCEL.EXE
1424	EXCEL.EXE
1424	EXCEL.EXE
1424	EXCEL.EXE
1424	EXCEL.EXE
1424	EXCEL.EXE

Suspicious use of WriteProcessMemory 29 IoCs

Processes:

EXCEL.EXErundll32.exeexplorer.exetaskeng.exeregsvr32.exe

description	pid	process	target process
PID 1424 wrote to memory of 848	1424	EXCEL.EXE	rundll32.exe
PID 1424 wrote to memory of 848	1424	EXCEL.EXE	rundll32.exe
PID 1424 wrote to memory of 848	1424	EXCEL.EXE	rundll32.exe
PID 1424 wrote to memory of 848	1424	EXCEL.EXE	rundll32.exe
PID 1424 wrote to memory of 848	1424	EXCEL.EXE	rundll32.exe
PID 1424 wrote to memory of 848	1424	EXCEL.EXE	rundll32.exe
PID 1424 wrote to memory of 848	1424	EXCEL.EXE	rundll32.exe
PID 848 wrote to memory of 1084	848	rundll32.exe	explorer.exe
PID 848 wrote to memory of 1084	848	rundll32.exe	explorer.exe
PID 848 wrote to memory of 1084	848	rundll32.exe	explorer.exe
PID 848 wrote to memory of 1084	848	rundll32.exe	explorer.exe
PID 848 wrote to memory of 1084	848	rundll32.exe	explorer.exe
PID 848 wrote to memory of 1084	848	rundll32.exe	explorer.exe
PID 1084 wrote to memory of 688	1084	explorer.exe	schtasks.exe
PID 1084 wrote to memory of 688	1084	explorer.exe	schtasks.exe
PID 1084 wrote to memory of 688	1084	explorer.exe	schtasks.exe
PID 1084 wrote to memory of 688	1084	explorer.exe	schtasks.exe
PID 1620 wrote to memory of 1912	1620	taskeng.exe	regsvr32.exe
PID 1620 wrote to memory of 1912	1620	taskeng.exe	regsvr32.exe
PID 1620 wrote to memory of 1912	1620	taskeng.exe	regsvr32.exe
PID 1620 wrote to memory of 1912	1620	taskeng.exe	regsvr32.exe
PID 1620 wrote to memory of 1912	1620	taskeng.exe	regsvr32.exe
PID 1912 wrote to memory of 1476	1912	regsvr32.exe	regsvr32.exe
PID 1912 wrote to memory of 1476	1912	regsvr32.exe	regsvr32.exe
PID 1912 wrote to memory of 1476	1912	regsvr32.exe	regsvr32.exe
PID 1912 wrote to memory of 1476	1912	regsvr32.exe	regsvr32.exe
PID 1912 wrote to memory of 1476	1912	regsvr32.exe	regsvr32.exe
PID 1912 wrote to memory of 1476	1912	regsvr32.exe	regsvr32.exe
PID 1912 wrote to memory of 1476	1912	regsvr32.exe	regsvr32.exe

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\Document_2124969363-12232020-Copy.xlsm
1⤵
- Enumerates connected drives
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1424

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe ..\AppData\Roaming\Gertik.JJSSDDFF,DllRegisterServer
2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:848

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:1084

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn vdymdbdceq /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Roaming\Gertik.JJSSDDFF\"" /SC ONCE /Z /ST 10:20 /ET 10:32
4⤵
- Creates scheduled task(s)
PID:688

C:\Windows\system32\taskeng.exe
taskeng.exe {913C3E2B-008C-47C0-828A-E2ECCF005C83} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:1620

C:\Windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Roaming\Gertik.JJSSDDFF"
2⤵
- Suspicious use of WriteProcessMemory
PID:1912

C:\Windows\SysWOW64\regsvr32.exe
-s "C:\Users\Admin\AppData\Roaming\Gertik.JJSSDDFF"
3⤵
- Loads dropped DLL
PID:1476

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

2

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Gertik.JJSSDDFF
MD5
2baacc25573c8079c754a8c80e7c8a71

SHA1
4a3e5524556c6f3b17bf5336fb7ad64f78602f26

SHA256
9fae2f37c7218e37fa5edd8b9b0b5d9da559f525b90074a9ea0ac8e5ca5aeff2

SHA512
4bad1d8ffcfb63e8012668960e53625f9e093253e13a971d44b78ed097b3fb872d8536909f864aa3c8287f0c557ad0a5ef78e33e337eb607ac112b0ce0e0a683

Download Submit
C:\Users\Admin\AppData\Roaming\Gertik.JJSSDDFF
MD5
c5fd3735bb004c9c52f1cd4990509692

SHA1
a980d64c4ea7e470e91c1d4009e1f3f2ff421523

SHA256
fd6feeffef227921691d7f0a0e2999e1d1e33aff6792ed8c536239f6658448d0

SHA512
6db7ca0a0df73a242e44321541bd0a70aa84a9c9bac087d2c1947b230fa00b20814a7d74b55712f6c26b40f60c7bd68eca36fc7238fc4c473626255e51f72ee3

Download Submit
\Users\Admin\AppData\Roaming\Gertik.JJSSDDFF
MD5
2baacc25573c8079c754a8c80e7c8a71

SHA1
4a3e5524556c6f3b17bf5336fb7ad64f78602f26

SHA256
9fae2f37c7218e37fa5edd8b9b0b5d9da559f525b90074a9ea0ac8e5ca5aeff2

SHA512
4bad1d8ffcfb63e8012668960e53625f9e093253e13a971d44b78ed097b3fb872d8536909f864aa3c8287f0c557ad0a5ef78e33e337eb607ac112b0ce0e0a683

Download Submit
\Users\Admin\AppData\Roaming\Gertik.JJSSDDFF
MD5
c5fd3735bb004c9c52f1cd4990509692

SHA1
a980d64c4ea7e470e91c1d4009e1f3f2ff421523

SHA256
fd6feeffef227921691d7f0a0e2999e1d1e33aff6792ed8c536239f6658448d0

SHA512
6db7ca0a0df73a242e44321541bd0a70aa84a9c9bac087d2c1947b230fa00b20814a7d74b55712f6c26b40f60c7bd68eca36fc7238fc4c473626255e51f72ee3

Download Submit
memory/688-10-0x0000000000000000-mapping.dmp

Download
memory/848-3-0x0000000000000000-mapping.dmp

Download
memory/848-7-0x0000000000760000-0x0000000000794000-memory.dmp

Filesize
208KB

Download
memory/848-9-0x0000000010000000-0x0000000010034000-memory.dmp

Filesize
208KB

Download
memory/1084-8-0x0000000000000000-mapping.dmp

Download
memory/1084-11-0x0000000000080000-0x00000000000B4000-memory.dmp

Filesize
208KB

Download
memory/1084-6-0x00000000000C0000-0x00000000000C2000-memory.dmp

Filesize
8KB

Download
memory/1476-14-0x0000000000000000-mapping.dmp

Download
memory/1720-2-0x000007FEF74A0000-0x000007FEF771A000-memory.dmp

Filesize
2.5MB

Download
memory/1912-12-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads