qakbot | 2631d4a0b904c88cfce76f7db09d1d40216a8eb9d949f1641a3ddea4faa5717d

General

Target

2631d4a0b904c88cfce76f7db09d1d40216a8eb9d949f1641a3ddea4faa5717d.dll
Size

802KB
MD5

27fa065f4f449f7f912b5526b35f9c3a
SHA1

c7b492596c97b36d4801de18cf67f01716575f97
SHA256

2631d4a0b904c88cfce76f7db09d1d40216a8eb9d949f1641a3ddea4faa5717d
SHA512

c0c2d83f17679a37cdd89fb04627de4d18693aacaf3d8d7726c1d5563ba396bc63e6bca5cefe39290de2aeddfbea69c525600c0e3eddc84243f0d5c6e5d0207e

Score

10^/10

qakbot tr 1632730751 banker evasion stealer trojan

Malware Config

Extracted

Family

qakbot

Version

402.343

Botnet

tr

Campaign

1632730751

C2

95.77.223.148:443

47.22.148.6:443

89.101.97.139:443

27.223.92.142:995

120.151.47.189:443

136.232.34.70:443

120.150.218.241:995

185.250.148.74:443

181.118.183.94:443

140.82.49.12:443

67.165.206.193:993

103.148.120.144:443

71.74.12.34:443

76.25.142.196:443

73.151.236.31:443

173.21.10.71:2222

75.188.35.168:443

2.178.88.145:61202

71.80.168.245:443

45.46.53.140:2222

Signatures

Qakbot/Qbot
Qbot or Qakbot is a sophisticated worm with banking capabilities.
trojan banker stealer qakbot
Windows security bypass 2 TTPs
evasion trojan

Disabling Security Tools
T1089

Modify Registry
T1112
Loads dropped DLL 1 IoCs

Processes:

regsvr32.exe

pid process

3920 regsvr32.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

3980 schtasks.exe

pid	process
3920	regsvr32.exe

pid	process
3980	schtasks.exe

Modifies data under HKEY_USERS 10 IoCs

Processes:

explorer.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Calmijkuqc	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Calmijkuqc\3aa4870f = 5db19553e0ccae8addc543c3314416e3301ef638cbf33777dcad81dfef8813db7f5274de98d8ecd903fd590d6eec08c49344539fd0c27c477e7c71605cd6e9ad49caabeeeee3e1eb02b8b11070ef3fc94dceee984dd018f2867c52cc7c9cbe6db90e0fd7	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Calmijkuqc\8218e06a = d6f20e791dee644dce7a8f679f4a4c98ce9a4ff2c95c0eda4646224e44b6581ddd17545222d67fc35e5c134a48e994fb5622e8a96bff154d81530b6bf0275dd31ce83fc5d1bfa41c6322e7e5e6759cae8314a0519cc713e6a8db6ebf	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Calmijkuqc\b7873024 = 3dbdecbd28692f80e611610f616046a50ba3462bfa87ed8211a43b209c954489402598b1caf1938ebfc083eb97482ade93777bd897579dc459b09f9c60b9b89c9c4fc13e6c7c82c34bc296151489b9970602218a8a3a49e8ff05895a4ae824086573513fee41c85f	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Calmijkuqc\45ede8f9 = 792e77dbe12cba83e7d19597c3d42052e05b6afad6f4d79d50565c1c03c6758bcfa5ddbd7976300e89657dca38	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Calmijkuqc\c8ce5fd2 = 9a6fb7651bd28141250f837de4e464b9e4b6ea7bf4a789127312b96c30a506f6994ed02bfc0669b28064d91ba6340ede972dfaff41123da8bc2f1faae506ab5f85c6d164b97bd482d3cec93b79908f6aa6998eae97ab0683014be36594e16e05cc85e790519732eedae392963bd98e78e12875257663	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Calmijkuqc\c8ce5fd2 = 9a6fa0651bd2b4712fdad35eaf24e61f9642b2663470fe008fb2383b971e0f4b1074c5ab13255bb3e34868cd10819cef4c95509ecba9a92d229426b4b147609f75df19e17053efc59c799212892c39be482d0b63ad5aeaddb37b603fe82a799d28	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Calmijkuqc\fd518f9c = 0440c589bfdf13c847eae451da9a455add1e198a532d9704b121b3c60398646f16471b6a94a97ce697a954eb3d9cf6bb857b3773cec95c5e73f75303b59066efbb90705513f878376131f37aed619939a9ff41cb33d9ada4ef22437359995999cf3e856d6e9e41eccc6d6819f138c2e87c01d7eb14d06084222dce17749733ccc2	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Calmijkuqc\ff10afe0 = e4b607e0292e4891aee3ebc4f12ce5ab8d2659092498d0193aefbfbad27dac669df79a4a9748516687970bf782717efbb46ff1895d9f579a38fba6857ebb24ba57f682744ec7d2b9f361f75ca0d3a588	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Calmijkuqc\47acc885 = eb96bfe4f0122b2eea9dbf3c3b21fb14f848f8e8ebea8cb541dfe745afa73a	explorer.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exeregsvr32.exe

pid process

624 rundll32.exe
624 rundll32.exe
3920 regsvr32.exe
3920 regsvr32.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

rundll32.exeregsvr32.exe

pid process

624 rundll32.exe
3920 regsvr32.exe

pid	process
624	rundll32.exe
624	rundll32.exe
3920	regsvr32.exe
3920	regsvr32.exe

pid	process
624	rundll32.exe
3920	regsvr32.exe

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

rundll32.exerundll32.exeexplorer.exeregsvr32.exeregsvr32.exeexplorer.exe

description	pid	process	target process
PID 532 wrote to memory of 624	532	rundll32.exe	rundll32.exe
PID 532 wrote to memory of 624	532	rundll32.exe	rundll32.exe
PID 532 wrote to memory of 624	532	rundll32.exe	rundll32.exe
PID 624 wrote to memory of 4016	624	rundll32.exe	explorer.exe
PID 624 wrote to memory of 4016	624	rundll32.exe	explorer.exe
PID 624 wrote to memory of 4016	624	rundll32.exe	explorer.exe
PID 624 wrote to memory of 4016	624	rundll32.exe	explorer.exe
PID 624 wrote to memory of 4016	624	rundll32.exe	explorer.exe
PID 4016 wrote to memory of 3980	4016	explorer.exe	schtasks.exe
PID 4016 wrote to memory of 3980	4016	explorer.exe	schtasks.exe
PID 4016 wrote to memory of 3980	4016	explorer.exe	schtasks.exe
PID 2064 wrote to memory of 3920	2064	regsvr32.exe	regsvr32.exe
PID 2064 wrote to memory of 3920	2064	regsvr32.exe	regsvr32.exe
PID 2064 wrote to memory of 3920	2064	regsvr32.exe	regsvr32.exe
PID 3920 wrote to memory of 3916	3920	regsvr32.exe	explorer.exe
PID 3920 wrote to memory of 3916	3920	regsvr32.exe	explorer.exe
PID 3920 wrote to memory of 3916	3920	regsvr32.exe	explorer.exe
PID 3920 wrote to memory of 3916	3920	regsvr32.exe	explorer.exe
PID 3920 wrote to memory of 3916	3920	regsvr32.exe	explorer.exe
PID 3916 wrote to memory of 3736	3916	explorer.exe	reg.exe
PID 3916 wrote to memory of 3736	3916	explorer.exe	reg.exe
PID 3916 wrote to memory of 3976	3916	explorer.exe	reg.exe
PID 3916 wrote to memory of 3976	3916	explorer.exe	reg.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2631d4a0b904c88cfce76f7db09d1d40216a8eb9d949f1641a3ddea4faa5717d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:532

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2631d4a0b904c88cfce76f7db09d1d40216a8eb9d949f1641a3ddea4faa5717d.dll,#1
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:624

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:4016

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn qqdnfnm /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\2631d4a0b904c88cfce76f7db09d1d40216a8eb9d949f1641a3ddea4faa5717d.dll\"" /SC ONCE /Z /ST 21:22 /ET 21:34
4⤵
- Creates scheduled task(s)
PID:3980

\??\c:\windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\2631d4a0b904c88cfce76f7db09d1d40216a8eb9d949f1641a3ddea4faa5717d.dll"
1⤵
- Suspicious use of WriteProcessMemory
PID:2064

C:\Windows\SysWOW64\regsvr32.exe
-s "C:\Users\Admin\AppData\Local\Temp\2631d4a0b904c88cfce76f7db09d1d40216a8eb9d949f1641a3ddea4faa5717d.dll"
2⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3920

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Modifies data under HKEY_USERS
- Suspicious use of WriteProcessMemory
PID:3916

C:\Windows\system32\reg.exe
C:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /f /t REG_DWORD /v "C:\ProgramData\Microsoft\Uowgsgyzt" /d "0"
4⤵
PID:3736

C:\Windows\system32\reg.exe
C:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /f /t REG_DWORD /v "C:\Users\Admin\AppData\Roaming\Microsoft\Huqae" /d "0"
4⤵
PID:3976

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

Disabling Security Tools

1

T1089

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\2631d4a0b904c88cfce76f7db09d1d40216a8eb9d949f1641a3ddea4faa5717d.dll
MD5
27fa065f4f449f7f912b5526b35f9c3a

SHA1
c7b492596c97b36d4801de18cf67f01716575f97

SHA256
2631d4a0b904c88cfce76f7db09d1d40216a8eb9d949f1641a3ddea4faa5717d

SHA512
c0c2d83f17679a37cdd89fb04627de4d18693aacaf3d8d7726c1d5563ba396bc63e6bca5cefe39290de2aeddfbea69c525600c0e3eddc84243f0d5c6e5d0207e

Download Submit
\Users\Admin\AppData\Local\Temp\2631d4a0b904c88cfce76f7db09d1d40216a8eb9d949f1641a3ddea4faa5717d.dll
MD5
27fa065f4f449f7f912b5526b35f9c3a

SHA1
c7b492596c97b36d4801de18cf67f01716575f97

SHA256
2631d4a0b904c88cfce76f7db09d1d40216a8eb9d949f1641a3ddea4faa5717d

SHA512
c0c2d83f17679a37cdd89fb04627de4d18693aacaf3d8d7726c1d5563ba396bc63e6bca5cefe39290de2aeddfbea69c525600c0e3eddc84243f0d5c6e5d0207e

Download Submit
memory/624-116-0x0000000074250000-0x00000000743B8000-memory.dmp

Filesize
1.4MB

Download
memory/624-115-0x0000000074250000-0x0000000074271000-memory.dmp

Filesize
132KB

Download
memory/624-117-0x0000000003400000-0x0000000003401000-memory.dmp

Filesize
4KB

Download
memory/624-114-0x0000000000000000-mapping.dmp

Download
memory/3736-130-0x0000000000000000-mapping.dmp

Download
memory/3916-134-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3916-129-0x0000000000000000-mapping.dmp

Download
memory/3920-128-0x00000000032E0000-0x000000000342A000-memory.dmp

Filesize
1.3MB

Download
memory/3920-126-0x0000000072F40000-0x0000000072F61000-memory.dmp

Filesize
132KB

Download
memory/3920-127-0x0000000072F40000-0x00000000730A8000-memory.dmp

Filesize
1.4MB

Download
memory/3920-124-0x0000000000000000-mapping.dmp

Download
memory/3976-131-0x0000000000000000-mapping.dmp

Download
memory/3980-119-0x0000000000000000-mapping.dmp

Download
memory/4016-122-0x0000000000B40000-0x0000000000B61000-memory.dmp

Filesize
132KB

Download
memory/4016-118-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads