qakbot | c0a3994bb5140514f73ecfb49ba1f8a74c2cf3c31dde10c79fa5b8f615ce16b4

General

Target

Compensation-1027110219.xls
Size

233KB
MD5

76c5b3c16a42fd876d3c8648063ebefd
SHA1

17eb233138408ec24ee1d300c7fdec089d534766
SHA256

c0a3994bb5140514f73ecfb49ba1f8a74c2cf3c31dde10c79fa5b8f615ce16b4
SHA512

e50ac5cff53c6d014b73db0a1de64fd3904fb9b55b65c0278d284fda0b9fa4d6b0a5038f6cfc3618b13103d64dbbcb81ca40b5a27621a00090f6d53a03f0eedc

Score

10^/10

qakbot tr 1632817399 banker stealer trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://safalerp.com/J1wlINw7HtJ/siera.xml

xlm40.dropper

https://godschildrenaf.org/qxwbRMzrqoWK/siera.xml

xlm40.dropper

https://callgirlsandescortkenya.site/hllzvTuU/siera.xml

Extracted

Family

qakbot

Version

402.363

Botnet

tr

Campaign

1632817399

C2

105.198.236.99:443

140.82.49.12:443

37.210.152.224:995

89.101.97.139:443

81.241.252.59:2078

27.223.92.142:995

81.250.153.227:2222

73.151.236.31:443

47.22.148.6:443

122.11.220.212:2222

120.151.47.189:443

199.27.127.129:443

216.201.162.158:443

136.232.34.70:443

76.25.142.196:443

181.118.183.94:443

120.150.218.241:995

185.250.148.74:443

95.77.223.148:443

75.66.88.33:443

Signatures

Process spawned unexpected child process 3 IoCs

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

Processes:

regsvr32.exeregsvr32.exeregsvr32.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3736	808	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3308	808	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2268	808	regsvr32.exe	EXCEL.EXE

Qakbot/Qbot
Qbot or Qakbot is a sophisticated worm with banking capabilities.
trojan banker stealer qakbot
Loads dropped DLL 1 IoCs

Processes:

regsvr32.exe

pid process

2724 regsvr32.exe

pid	process
2724	regsvr32.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

Processes:

EXCEL.EXE

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

Processes:

schtasks.exe

pid process

1000 schtasks.exe

pid	process
1000	schtasks.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

808 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

regsvr32.exe

pid process

2724 regsvr32.exe
2724 regsvr32.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

regsvr32.exe

pid process

2724 regsvr32.exe

pid	process
2724	regsvr32.exe
2724	regsvr32.exe

pid	process
2724	regsvr32.exe

Suspicious use of SetWindowsHookEx 14 IoCs

Processes:

EXCEL.EXE

pid	process
808	EXCEL.EXE
808	EXCEL.EXE
808	EXCEL.EXE
808	EXCEL.EXE
808	EXCEL.EXE
808	EXCEL.EXE
808	EXCEL.EXE
808	EXCEL.EXE
808	EXCEL.EXE
808	EXCEL.EXE
808	EXCEL.EXE
808	EXCEL.EXE
808	EXCEL.EXE
808	EXCEL.EXE

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

EXCEL.EXEregsvr32.exeregsvr32.exeexplorer.exe

description	pid	process	target process
PID 808 wrote to memory of 3736	808	EXCEL.EXE	regsvr32.exe
PID 808 wrote to memory of 3736	808	EXCEL.EXE	regsvr32.exe
PID 808 wrote to memory of 3308	808	EXCEL.EXE	regsvr32.exe
PID 808 wrote to memory of 3308	808	EXCEL.EXE	regsvr32.exe
PID 808 wrote to memory of 2268	808	EXCEL.EXE	regsvr32.exe
PID 808 wrote to memory of 2268	808	EXCEL.EXE	regsvr32.exe
PID 2268 wrote to memory of 2724	2268	regsvr32.exe	regsvr32.exe
PID 2268 wrote to memory of 2724	2268	regsvr32.exe	regsvr32.exe
PID 2268 wrote to memory of 2724	2268	regsvr32.exe	regsvr32.exe
PID 2724 wrote to memory of 640	2724	regsvr32.exe	explorer.exe
PID 2724 wrote to memory of 640	2724	regsvr32.exe	explorer.exe
PID 2724 wrote to memory of 640	2724	regsvr32.exe	explorer.exe
PID 2724 wrote to memory of 640	2724	regsvr32.exe	explorer.exe
PID 2724 wrote to memory of 640	2724	regsvr32.exe	explorer.exe
PID 640 wrote to memory of 1000	640	explorer.exe	schtasks.exe
PID 640 wrote to memory of 1000	640	explorer.exe	schtasks.exe
PID 640 wrote to memory of 1000	640	explorer.exe	schtasks.exe

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\Compensation-1027110219.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:808

C:\Windows\System32\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" C:\Datop\test.test
2⤵
- Process spawned unexpected child process
PID:3736

C:\Windows\System32\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" C:\Datop\test1.test
2⤵
- Process spawned unexpected child process
PID:3308

C:\Windows\System32\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" C:\Datop\test2.test
2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:2268

C:\Windows\SysWOW64\regsvr32.exe
C:\Datop\test2.test
3⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2724

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
4⤵
- Suspicious use of WriteProcessMemory
PID:640

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn verqylg /tr "regsvr32.exe -s \"C:\Datop\test2.test\"" /SC ONCE /Z /ST 13:19 /ET 13:31
5⤵
- Creates scheduled task(s)
PID:1000

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

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Datop\test2.test
MD5
687550f98527483a1c49ab185a2105ea

SHA1
42d0db4cdc64e1fc2e57025f031f285cf0ba45a3

SHA256
6f63742c25fd3a2dae5995f182254c253003066488ef86e754f661e8ba1d76fd

SHA512
2b92d4cb037c0a6dd6855819d8e44ec036bc3fac71d7c2ee537bb6dfe907888b69b97958ebaa7b102e473f76ce6d1811ce090fb1e7ab38c18d2b1c6098403fc5

Download Submit
\Datop\test2.test
MD5
687550f98527483a1c49ab185a2105ea

SHA1
42d0db4cdc64e1fc2e57025f031f285cf0ba45a3

SHA256
6f63742c25fd3a2dae5995f182254c253003066488ef86e754f661e8ba1d76fd

SHA512
2b92d4cb037c0a6dd6855819d8e44ec036bc3fac71d7c2ee537bb6dfe907888b69b97958ebaa7b102e473f76ce6d1811ce090fb1e7ab38c18d2b1c6098403fc5

Download Submit
memory/640-293-0x0000000000000000-mapping.dmp

Download
memory/640-297-0x0000000000B90000-0x0000000000BB1000-memory.dmp

Filesize
132KB

Download
memory/808-122-0x00007FF9FE780000-0x00007FF9FF86E000-memory.dmp

Filesize
16.9MB

Download
memory/808-121-0x00007FF9DCDF0000-0x00007FF9DCE00000-memory.dmp

Filesize
64KB

Download
memory/808-118-0x00007FF9DCDF0000-0x00007FF9DCE00000-memory.dmp

Filesize
64KB

Download
memory/808-123-0x00007FF9FC880000-0x00007FF9FE775000-memory.dmp

Filesize
31.0MB

Download
memory/808-117-0x00007FF9DCDF0000-0x00007FF9DCE00000-memory.dmp

Filesize
64KB

Download
memory/808-114-0x00007FF76A4E0000-0x00007FF76DA96000-memory.dmp

Filesize
53.7MB

Download
memory/808-116-0x00007FF9DCDF0000-0x00007FF9DCE00000-memory.dmp

Filesize
64KB

Download
memory/808-115-0x00007FF9DCDF0000-0x00007FF9DCE00000-memory.dmp

Filesize
64KB

Download
memory/1000-294-0x0000000000000000-mapping.dmp

Download
memory/2268-282-0x0000000000000000-mapping.dmp

Download
memory/2724-290-0x0000000010000000-0x0000000010021000-memory.dmp

Filesize
132KB

Download
memory/2724-291-0x0000000010000000-0x0000000010081000-memory.dmp

Filesize
516KB

Download
memory/2724-292-0x0000000003150000-0x0000000003151000-memory.dmp

Filesize
4KB

Download
memory/2724-288-0x0000000000000000-mapping.dmp

Download
memory/3308-280-0x0000000000000000-mapping.dmp

Download
memory/3736-278-0x0000000000000000-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