qakbot | 3c7b19ab8e40e2ed803d0d3adada6eebc5f18a970c8093f8f8e8ca1a552a2573

Analysis

max time kernel
118s
max time network
122s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
22-11-2024 15:15

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General

Target

3c7b19ab8e40e2ed803d0d3adada6eebc5f18a970c8093f8f8e8ca1a552a2573.dll
Size

1.6MB
MD5

8823100dee1a4504843572e377a6ff7a
SHA1

5646e3ee6bf1fdf57abe2b5df51109888e54cd44
SHA256

3c7b19ab8e40e2ed803d0d3adada6eebc5f18a970c8093f8f8e8ca1a552a2573
SHA512

c7adfcff9ef8cccee3b7bafddb9573da6ac646b0dfec4bf4104fb7e46aeb21d5b6c4673a74c48b4354f0952afc44f29dd80f40033257cbd6e6b39bed44eac88d
SSDEEP

24576:b9mB+XxJ7zUqNS8KqCx2ffNrC0O60+bPzTk1wK7TpKsBf:bUBav7zbS8pCx2fftCv6JLwJ7FKsBf

Score

10^/10

qakbot tr 1634541613 banker discovery evasion stealer trojan

Malware Config

Extracted

Family

qakbot

Version

402.363

Botnet

Campaign

1634541613

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

Processes:

reg.exereg.exe

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\Wqldtngyl = "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\Ewvyhzyttu = "0"	reg.exe

Loads dropped DLL 1 IoCs

Processes:

regsvr32.exe

pid	Process
1484	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

Processes:

explorer.exeschtasks.exeregsvr32.exeexplorer.exerundll32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe
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

Modifies data under HKEY_USERS 10 IoCs

Processes:

explorer.exe

description	ioc	Process
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Wggpcufbixboze\6e1a7108 = a07f31da8df5c2767fc9a4dbed859567a1e90d73574c12a94174fd60f38cea948653cdc261fc82e86ad69bc7fd678246	explorer.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Wggpcufbixboze	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Wggpcufbixboze\6e1a7108 = a07f26da8df5f7ffa4c8e609566451ec223a9e7caeb6bc21f4cf73	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Wggpcufbixboze\5b85a146 = 1c9e690d45fd1b8bf425811384adc70f90ac8e69badd57d3c0c6227b5148c9986c9d93fc72786307445c5f38383994ebda36e01832e436dba498c70dec0f75464bd8a4c6ae06ce1d2e6c7db9b94eefd1d6571a68377bd958c547b1d892daec421fba483dabf19d5f80d8166bef	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Wggpcufbixboze\59c4813a = 1b5856ac4a1e4030dae5a493a4ec9ee7f509a66d377d4607ab7a9c6d79898a4e292b614d7f1c769ba638d191da1d3b3ce772da3d6e25bcbe46dceed6ed6432b65b456361b8c8ed10b2f4611ec4ad4a82cc055fd7e5fbf6ebb8e204c151c1c03554e9a743efb864ac5d0f80893707cb9d89	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Wggpcufbixboze\e178e65f = 1a03a9a7f76e71e91229d66bc7c24e9d1807b708ade0ecb4d41cb982d6b1267355af99355ca1bb8bd40ffbb720ea4ec59fd9e285ab34529b20a0b9392afe985a69be1a16a9f7f9baccb83263632a9073c517f62a070743669b929a0ab440c0d35544c8ea308c	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Wggpcufbixboze\9c70a9d5 = 4faac72279cc4bcc8104b0850ab4661f9478eb8983942a51705b123f1f9f3d8bbd508077b251998a2a	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Wggpcufbixboze\24ccceb0 = 1ad12ac07f111596990071b8bc2044d3495e439fa52ee9a11ee7ee5c6e853d86dd20707bf1263b5c7fcd17e8e6201d56a4222fc0	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Wggpcufbixboze\e339c623 = 69579a864f8c482b09bb11d9ca11f445	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Wggpcufbixboze\11531efe = 35baae786fc3f9b929827e88c9dc0a1c527f6a4e06ff56a7a02fe05abb759626a404c183bf0b8597b2eafbe8a2e8cd7f3cb4273bb14a44dac8a558a96ead40a3cf6915e2b81b567c51935cdf846ed0154f746f933a9fd12f8f	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

Processes:

schtasks.exe

pid	Process
3012	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

rundll32.exeregsvr32.exe

pid	Process
2776	rundll32.exe
1484	regsvr32.exe

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

rundll32.exeregsvr32.exe

pid	Process
2776	rundll32.exe
1484	regsvr32.exe

Suspicious use of WriteProcessMemory 43 IoCs

Processes:

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

description	pid	Process	procid_target
PID 2500 wrote to memory of 2776	2500	rundll32.exe	30
PID 2500 wrote to memory of 2776	2500	rundll32.exe	30
PID 2500 wrote to memory of 2776	2500	rundll32.exe	30
PID 2500 wrote to memory of 2776	2500	rundll32.exe	30
PID 2500 wrote to memory of 2776	2500	rundll32.exe	30
PID 2500 wrote to memory of 2776	2500	rundll32.exe	30
PID 2500 wrote to memory of 2776	2500	rundll32.exe	30
PID 2776 wrote to memory of 2784	2776	rundll32.exe	31
PID 2776 wrote to memory of 2784	2776	rundll32.exe	31
PID 2776 wrote to memory of 2784	2776	rundll32.exe	31
PID 2776 wrote to memory of 2784	2776	rundll32.exe	31
PID 2776 wrote to memory of 2784	2776	rundll32.exe	31
PID 2776 wrote to memory of 2784	2776	rundll32.exe	31
PID 2784 wrote to memory of 3012	2784	explorer.exe	32
PID 2784 wrote to memory of 3012	2784	explorer.exe	32
PID 2784 wrote to memory of 3012	2784	explorer.exe	32
PID 2784 wrote to memory of 3012	2784	explorer.exe	32
PID 3036 wrote to memory of 2628	3036	taskeng.exe	36
PID 3036 wrote to memory of 2628	3036	taskeng.exe	36
PID 3036 wrote to memory of 2628	3036	taskeng.exe	36
PID 3036 wrote to memory of 2628	3036	taskeng.exe	36
PID 3036 wrote to memory of 2628	3036	taskeng.exe	36
PID 2628 wrote to memory of 1484	2628	regsvr32.exe	37
PID 2628 wrote to memory of 1484	2628	regsvr32.exe	37
PID 2628 wrote to memory of 1484	2628	regsvr32.exe	37
PID 2628 wrote to memory of 1484	2628	regsvr32.exe	37
PID 2628 wrote to memory of 1484	2628	regsvr32.exe	37
PID 2628 wrote to memory of 1484	2628	regsvr32.exe	37
PID 2628 wrote to memory of 1484	2628	regsvr32.exe	37
PID 1484 wrote to memory of 1188	1484	regsvr32.exe	38
PID 1484 wrote to memory of 1188	1484	regsvr32.exe	38
PID 1484 wrote to memory of 1188	1484	regsvr32.exe	38
PID 1484 wrote to memory of 1188	1484	regsvr32.exe	38
PID 1484 wrote to memory of 1188	1484	regsvr32.exe	38
PID 1484 wrote to memory of 1188	1484	regsvr32.exe	38
PID 1188 wrote to memory of 2168	1188	explorer.exe	39
PID 1188 wrote to memory of 2168	1188	explorer.exe	39
PID 1188 wrote to memory of 2168	1188	explorer.exe	39
PID 1188 wrote to memory of 2168	1188	explorer.exe	39
PID 1188 wrote to memory of 2156	1188	explorer.exe	41
PID 1188 wrote to memory of 2156	1188	explorer.exe	41
PID 1188 wrote to memory of 2156	1188	explorer.exe	41
PID 1188 wrote to memory of 2156	1188	explorer.exe	41

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3c7b19ab8e40e2ed803d0d3adada6eebc5f18a970c8093f8f8e8ca1a552a2573.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2500
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3c7b19ab8e40e2ed803d0d3adada6eebc5f18a970c8093f8f8e8ca1a552a2573.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2776
- - C:\Windows\SysWOW64\explorer.exe
    C:\Windows\SysWOW64\explorer.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2784
  - - C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn kugmijjurr /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\3c7b19ab8e40e2ed803d0d3adada6eebc5f18a970c8093f8f8e8ca1a552a2573.dll\"" /SC ONCE /Z /ST 15:17 /ET 15:29
      4⤵
      System Location Discovery: System Language Discovery
      Scheduled Task/Job: Scheduled Task
      PID:3012

C:\Windows\system32\taskeng.exe
taskeng.exe {F9596CF0-0551-41FF-8607-CD16D95F3A5E} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:3036
- C:\Windows\system32\regsvr32.exe
  regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\3c7b19ab8e40e2ed803d0d3adada6eebc5f18a970c8093f8f8e8ca1a552a2573.dll"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2628
- - C:\Windows\SysWOW64\regsvr32.exe
    -s "C:\Users\Admin\AppData\Local\Temp\3c7b19ab8e40e2ed803d0d3adada6eebc5f18a970c8093f8f8e8ca1a552a2573.dll"
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of WriteProcessMemory
    PID:1484
  - - C:\Windows\SysWOW64\explorer.exe
      C:\Windows\SysWOW64\explorer.exe
      4⤵
      System Location Discovery: System Language Discovery
      Modifies data under HKEY_USERS
      Suspicious use of WriteProcessMemory
      PID:1188
    - - 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\Wqldtngyl" /d "0"
        5⤵
        Windows security bypass
        
        PID:2168
    - - 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\Ewvyhzyttu" /d "0"
        5⤵
        Windows security bypass
        
        PID:2156

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\3c7b19ab8e40e2ed803d0d3adada6eebc5f18a970c8093f8f8e8ca1a552a2573.dll

Filesize
1.6MB

MD5
8823100dee1a4504843572e377a6ff7a

SHA1
5646e3ee6bf1fdf57abe2b5df51109888e54cd44

SHA256
3c7b19ab8e40e2ed803d0d3adada6eebc5f18a970c8093f8f8e8ca1a552a2573

SHA512
c7adfcff9ef8cccee3b7bafddb9573da6ac646b0dfec4bf4104fb7e46aeb21d5b6c4673a74c48b4354f0952afc44f29dd80f40033257cbd6e6b39bed44eac88d

Download Submit
\??\PIPE\wkssvc

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
memory/1188-28-0x00000000000D0000-0x00000000000F1000-memory.dmp

Filesize
132KB

Download
memory/1188-29-0x00000000000D0000-0x00000000000F1000-memory.dmp

Filesize
132KB

Download
memory/1188-30-0x00000000000D0000-0x00000000000F1000-memory.dmp

Filesize
132KB

Download
memory/1484-22-0x00000000745D0000-0x000000007477B000-memory.dmp

Filesize
1.7MB

Download
memory/1484-21-0x00000000745D0000-0x000000007477B000-memory.dmp

Filesize
1.7MB

Download
memory/1484-26-0x00000000745D0000-0x000000007477B000-memory.dmp

Filesize
1.7MB

Download
memory/2776-1-0x0000000075190000-0x0000000075196000-memory.dmp

Filesize
24KB

Download
memory/2776-9-0x0000000075000000-0x00000000751AB000-memory.dmp

Filesize
1.7MB

Download
memory/2776-0-0x0000000075000000-0x00000000751AB000-memory.dmp

Filesize
1.7MB

Download
memory/2776-2-0x0000000075000000-0x00000000751AB000-memory.dmp

Filesize
1.7MB

Download
memory/2776-3-0x0000000075000000-0x00000000751AB000-memory.dmp

Filesize
1.7MB

Download
memory/2784-5-0x0000000000080000-0x0000000000082000-memory.dmp

Filesize
8KB

Download
memory/2784-16-0x00000000000D0000-0x00000000000F1000-memory.dmp

Filesize
132KB

Download
memory/2784-14-0x00000000000D0000-0x00000000000F1000-memory.dmp

Filesize
132KB

Download
memory/2784-13-0x00000000000D0000-0x00000000000F1000-memory.dmp

Filesize
132KB

Download
memory/2784-12-0x00000000000D0000-0x00000000000F1000-memory.dmp

Filesize
132KB

Download
memory/2784-7-0x00000000000D0000-0x00000000000F1000-memory.dmp

Filesize
132KB

Download