qakbot | b7f013e4cc3085399dd4610fb1bdc85d9da465d86e92c50cfeb7419ee781e645

General

Target

b7f013e4cc3085399dd4610fb1bdc85d9da465d86e92c50cfeb7419ee781e645.dll
Size

1.6MB
MD5

c84cb04937e771946ae667445e6448f0
SHA1

e39aed8d5e25d5ab95b25428935ad90dbab0799f
SHA256

b7f013e4cc3085399dd4610fb1bdc85d9da465d86e92c50cfeb7419ee781e645
SHA512

1367ea9fd278b9016f29e3756a809c4ab340a00b33d3be5e2015c5a1d114ff279e3554fe812907510e2a3b66e41561f17b18dc48dcc946a20af12a2ca2332a19
SSDEEP

24576:F9mB+XxJ7zUqNS8KqCx2ffNrC0O60+bPzTk1wK7TpKsZd:FUBav7zbS8pCx2fftCv6JLwJ7FKsZd

Score

10^/10

qakbot tr 1634541613 banker discovery evasion stealer trojan

Malware Config

Extracted

Family

qakbot

Version

402.363

Botnet

tr

Campaign

1634541613

C2

120.150.218.241:995

24.119.214.7:443

103.143.8.71:443

81.241.252.59:2078

81.250.153.227:2222

174.54.193.186:443

73.52.50.32:443

39.49.122.240:995

86.220.112.26:2222

103.82.211.39:465

78.191.38.33:995

216.201.162.158:443

181.118.183.94:443

66.177.215.152:0

208.78.220.143:443

94.200.181.154:443

136.232.34.70:443

136.143.11.232:443

81.213.59.22:443

103.82.211.39:990

Attributes

salt
jHxastDcds)oMc=jvh7wdUhxcsdt2

Signatures

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

Windows security bypass 2 TTPs 4 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths	reg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\ProgramData\Microsoft\Yaskymldivd = "0"	reg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths	reg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\Microsoft\Eodxospyretb = "0"	reg.exe

Loads dropped DLL 1 IoCs

pid	Process
3192	regsvr32.exe

System Location Discovery: System Language Discovery 1 TTPs 5 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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe

Modifies data under HKEY_USERS 10 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ljcakge	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ljcakge\4e39af91 = 22af83536ce771db9b7e4bf5828a6b3a179b640675b7771c1b7871cf5ecaaef87bee135370107a5628cd2fbfedbada3c77d6e625b463ede89d43a263102b1c995b46369f913a2c654e3b937c0b63c31c104eec5ba5bfcd0da512b4def2b017c868135db8250872c186f752f751	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ljcakge\4c788fed = 59daa0946883d153204257f24fbf777e5aefc075d190a39f8ce97a231638216998b07698408a	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ljcakge\f4c4e888 = 453a1a44f8656f1ba2c034b7fba0deaefb1ba4706eb94ece82b6757063eb092334d92b2dcf9c15b64434fad9e9551000eeeb8d0962a61320c2aa5c2db68a3970ce32208a235e7682323a40c56757a635264d	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ljcakge\89cca702 = a837e7e8a51925aacaf52c874d5dd87946678e261f1e5dcb8fabdea6665df64e95d8df61a1cbe645eb66ba7f5cbbff80714e66bc49fc859234ceffb9af0a931949b2f45af418d586d884838d3addc782ac1de2b5355e4be8f82ea28e090376be36	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ljcakge\f685c8f4 = c5eac0dde00f77724a036f0edbbbf84f3826280e2ea116b19b88636460527bd9e9c177239b4153275631b9a1a2a7c5f045a2c8c388dde00999c07f40cccd2e13dd5a6f226b5bfb9cc7af4b3a46bf2313e8ca0e11cb5b28f7865ee366	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ljcakge\4ef1029 = a2e6896adabfb6e13bd38b4449e484e024d2c6141a305bb896d55979dfc2bfd6f7563107	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ljcakge\7ba67fdf = f098b20dbb1295cf309dfdbd3c8bdfff1704a92c4ec7922d47dcd14ff23faec35cd78f3a4b4596e70d8a55252497fc8674964afe	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ljcakge\3170c067 = d0e5727bacc4d6c6a11b503181fd7c37a40fcf13bc9757bd3dbf653c5cfd25fba40b48705e7d64da457e4e42361d1ef968cc2ff51b3ceb12fe08d88b720ed05dcccf986601f5fb55c13379ef5a	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ljcakge\7ba67fdf = f098a50dbb12a0dcbcdb6e2ef888b94414e5df801edce8249724390827a04a21b90e58b2a5e188c669ee151ea5cc95cee4c5da521ec5abe1e3b946b1e605fd939433a8026aa85e124f	explorer.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
4084	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3700	rundll32.exe
3700	rundll32.exe
3192	regsvr32.exe
3192	regsvr32.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
3700	rundll32.exe
3192	regsvr32.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 3480 wrote to memory of 3700	3480	rundll32.exe	82
PID 3480 wrote to memory of 3700	3480	rundll32.exe	82
PID 3480 wrote to memory of 3700	3480	rundll32.exe	82
PID 3700 wrote to memory of 1272	3700	rundll32.exe	89
PID 3700 wrote to memory of 1272	3700	rundll32.exe	89
PID 3700 wrote to memory of 1272	3700	rundll32.exe	89
PID 3700 wrote to memory of 1272	3700	rundll32.exe	89
PID 3700 wrote to memory of 1272	3700	rundll32.exe	89
PID 1272 wrote to memory of 4084	1272	explorer.exe	91
PID 1272 wrote to memory of 4084	1272	explorer.exe	91
PID 1272 wrote to memory of 4084	1272	explorer.exe	91
PID 4984 wrote to memory of 3192	4984	regsvr32.exe	96
PID 4984 wrote to memory of 3192	4984	regsvr32.exe	96
PID 4984 wrote to memory of 3192	4984	regsvr32.exe	96
PID 3192 wrote to memory of 3448	3192	regsvr32.exe	97
PID 3192 wrote to memory of 3448	3192	regsvr32.exe	97
PID 3192 wrote to memory of 3448	3192	regsvr32.exe	97
PID 3192 wrote to memory of 3448	3192	regsvr32.exe	97
PID 3192 wrote to memory of 3448	3192	regsvr32.exe	97
PID 3448 wrote to memory of 4848	3448	explorer.exe	98
PID 3448 wrote to memory of 4848	3448	explorer.exe	98
PID 3448 wrote to memory of 3032	3448	explorer.exe	100
PID 3448 wrote to memory of 3032	3448	explorer.exe	100

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b7f013e4cc3085399dd4610fb1bdc85d9da465d86e92c50cfeb7419ee781e645.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3480
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b7f013e4cc3085399dd4610fb1bdc85d9da465d86e92c50cfeb7419ee781e645.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:3700
- - C:\Windows\SysWOW64\explorer.exe
    C:\Windows\SysWOW64\explorer.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1272
  - - C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn emjtcvxl /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\b7f013e4cc3085399dd4610fb1bdc85d9da465d86e92c50cfeb7419ee781e645.dll\"" /SC ONCE /Z /ST 06:59 /ET 07:11
      4⤵
      System Location Discovery: System Language Discovery
      Scheduled Task/Job: Scheduled Task
      PID:4084

C:\Windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\b7f013e4cc3085399dd4610fb1bdc85d9da465d86e92c50cfeb7419ee781e645.dll"
1⤵
- Suspicious use of WriteProcessMemory
PID:4984
- C:\Windows\SysWOW64\regsvr32.exe
  -s "C:\Users\Admin\AppData\Local\Temp\b7f013e4cc3085399dd4610fb1bdc85d9da465d86e92c50cfeb7419ee781e645.dll"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:3192
- - C:\Windows\SysWOW64\explorer.exe
    C:\Windows\SysWOW64\explorer.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Modifies data under HKEY_USERS
    - Suspicious use of WriteProcessMemory
    PID:3448
  - - 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\Yaskymldivd" /d "0"
      4⤵
      Windows security bypass
      PID:4848
  - - 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\Eodxospyretb" /d "0"
      4⤵
      Windows security bypass
      PID:3032

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\b7f013e4cc3085399dd4610fb1bdc85d9da465d86e92c50cfeb7419ee781e645.dll

Filesize
1.6MB

MD5
c84cb04937e771946ae667445e6448f0

SHA1
e39aed8d5e25d5ab95b25428935ad90dbab0799f

SHA256
b7f013e4cc3085399dd4610fb1bdc85d9da465d86e92c50cfeb7419ee781e645

SHA512
1367ea9fd278b9016f29e3756a809c4ab340a00b33d3be5e2015c5a1d114ff279e3554fe812907510e2a3b66e41561f17b18dc48dcc946a20af12a2ca2332a19

Download Submit
memory/1272-11-0x0000000000AD0000-0x0000000000AF1000-memory.dmp

Filesize
132KB

Download
memory/1272-12-0x0000000000AD0000-0x0000000000AF1000-memory.dmp

Filesize
132KB

Download
memory/1272-10-0x0000000000AD0000-0x0000000000AF1000-memory.dmp

Filesize
132KB

Download
memory/1272-6-0x0000000000AD0000-0x0000000000AF1000-memory.dmp

Filesize
132KB

Download
memory/1272-14-0x0000000000AD0000-0x0000000000AF1000-memory.dmp

Filesize
132KB

Download
memory/3192-18-0x0000000073830000-0x00000000739DB000-memory.dmp

Filesize
1.7MB

Download
memory/3192-19-0x0000000073830000-0x00000000739DB000-memory.dmp

Filesize
1.7MB

Download
memory/3192-21-0x0000000073830000-0x00000000739DB000-memory.dmp

Filesize
1.7MB

Download
memory/3448-23-0x0000000000AD0000-0x0000000000AF1000-memory.dmp

Filesize
132KB

Download
memory/3448-24-0x0000000000AD0000-0x0000000000AF1000-memory.dmp

Filesize
132KB

Download
memory/3448-25-0x0000000000AD0000-0x0000000000AF1000-memory.dmp

Filesize
132KB

Download
memory/3700-3-0x0000000074FD0000-0x000000007517B000-memory.dmp

Filesize
1.7MB

Download
memory/3700-2-0x0000000074FD0000-0x000000007517B000-memory.dmp

Filesize
1.7MB

Download
memory/3700-0-0x0000000074FD0000-0x000000007517B000-memory.dmp

Filesize
1.7MB

Download
memory/3700-5-0x0000000074FD0000-0x000000007517B000-memory.dmp

Filesize
1.7MB

Download
memory/3700-1-0x0000000075160000-0x0000000075166000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads