qakbot | 9de7b578fd96d38732739fda275b42d12978cb9b99396cece3d3e5fcaac9e2f7

General

Target

9de7b578fd96d38732739fda275b42d12978cb9b99396cece3d3e5fcaac9e2f7.dll
Size

639KB
MD5

ce6fcef278ed50a52f7ce7a5a0275237
SHA1

8347631a5946982f8213d402fe0634d51349f73e
SHA256

9de7b578fd96d38732739fda275b42d12978cb9b99396cece3d3e5fcaac9e2f7
SHA512

82086cace720d6c38bbaa580a283bd5c99470d59182c5013eb3e0f12e9bcec94e37d79f3e277700606049e7f2c0a87287c3901e4aac5641ee9fc38d69839a80e

Score

10^/10

qakbot cullinan 1640084934 banker evasion stealer trojan

Malware Config

Extracted

Family

qakbot

Version

403.10

Botnet

cullinan

Campaign

1640084934

C2

95.5.133.68:995

188.159.122.122:443

140.82.49.12:443

32.221.229.7:443

24.152.219.253:995

31.35.28.29:443

96.37.113.36:993

109.12.111.14:443

14.96.72.249:61202

93.48.80.198:995

45.9.20.200:2211

24.95.61.62:443

79.167.192.206:995

37.210.226.125:61202

103.139.242.30:995

70.163.1.219:443

114.79.148.170:443

63.153.187.104:443

103.143.8.71:6881

24.53.49.240:443

Attributes

salt
jHxastDcds)oMc=jvh7wdUhxcsdt2

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 2 IoCs

Processes:

regsvr32.exe

pid process

392 regsvr32.exe
392 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

1440 schtasks.exe

pid	process
392	regsvr32.exe
392	regsvr32.exe

pid	process
1440	schtasks.exe

Modifies data under HKEY_USERS 10 IoCs

Processes:

explorer.exe

description	ioc	process
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Waekbegfnzxv\6d5600c8 = 1451ee798e3cb36d339d58dc936e25f3b4daeb697eb4d45be5d879bc5fda9c4d66decb8a924e1c37ace6f1b73dfa0deb9c47ee3d183ea79609a0c66daf8733c5076a5ad75e096b72c4b551	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Waekbegfnzxv\58c9d086 = c23982ad99553bba032bd7198d975c7b1e84ed46465c8e8570a71068ceef57235c21754fa2d7d65c1c9d3f67814b80e6ac84b394ad336690e097211c6f16279ca37af312d8600b4d698d29a98d914e52171fe5b43337dab45b0bccea024ab8b0316c9708943ab7711e6a02dee5a33a3d554e19f583fb66ff9012fda1ae79d566806f9806db	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Waekbegfnzxv\5a88f0fa = b0eae4ea5f6ff1c647a89f399ad59b2e9d00ad39a5fe96e385c0097accbac3b052ac894726b4850ce43e0708f5181de68921fc1f7b2c3c6df1a5e55f708ff3848450b7a91710cb024d451438c011269551b4adf749635c1597c028c420150741dd30daeabc147f1381c8f3bd23	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Waekbegfnzxv\e234979f = ee530405e9047a1dd568e8c1cc8658331d4a437bbb42733a0bccdee6bb76	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Waekbegfnzxv\2780bf70 = 2a69c5f647b51b9e48e7b1fb5e976526bf2e9a8430328054d47d809616f1a97f498ddead0ab26ac456cbf3246dc30e427bfcf60a98fc	explorer.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Waekbegfnzxv	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Waekbegfnzxv\9f3cd815 = 130835b55856c73ba4a2d33e900fd578b0b90a61f89d2fc99aedbf348412d08ee2505877a1737d9248243e71ef867e8ef39a56651e6ba73cdb9c6c9f2bd42e5f554e2476d507c63b6f2873c5a49b39a689b6	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Waekbegfnzxv\e075b7e3 = 9cf7465ce2677b31e0c56e19b09ecef895ad2e9cf9446835636a3fdaa84bcbfeae93aa1a24030e05dff7fe7e04e9d4ba9a9b72de34a4d138ebd20488ddad17a9f292ba0c994342dfed12faceb4436e193e3af8934579521bca78c01c3de6d382d9ee19d4847919d06e	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Waekbegfnzxv\121f6f3e = 5d76b9a23f3ac196df953b48d67f581516952ae946d43d9fb4a5786d9ce2	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Waekbegfnzxv\6d5600c8 = 1451f9798e3c86afa1da9d04e1e35835714b77c27b43efc7b79fd8e306fa38e712b0d3399962bde3a646f572b969e9dedcba055817406cb3d94c363e52d5a92f01bb275324e8ef6028400d6b5ffe1831a2cf097ff82d6c27b9ad25e0a2fff6f6	explorer.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid	process
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
2720	regsvr32.exe
392	regsvr32.exe
392	regsvr32.exe
392	regsvr32.exe
392	regsvr32.exe
392	regsvr32.exe
392	regsvr32.exe
392	regsvr32.exe
392	regsvr32.exe
392	regsvr32.exe
392	regsvr32.exe
392	regsvr32.exe
392	regsvr32.exe
392	regsvr32.exe
392	regsvr32.exe
392	regsvr32.exe
392	regsvr32.exe
392	regsvr32.exe
392	regsvr32.exe
392	regsvr32.exe
392	regsvr32.exe
392	regsvr32.exe
392	regsvr32.exe

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

2720 regsvr32.exe
392 regsvr32.exe

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

regsvr32.exeregsvr32.exeexplorer.exeregsvr32.exeregsvr32.exeexplorer.exe

description	pid	process	target process
PID 2664 wrote to memory of 2720	2664	regsvr32.exe	regsvr32.exe
PID 2664 wrote to memory of 2720	2664	regsvr32.exe	regsvr32.exe
PID 2664 wrote to memory of 2720	2664	regsvr32.exe	regsvr32.exe
PID 2720 wrote to memory of 3164	2720	regsvr32.exe	explorer.exe
PID 2720 wrote to memory of 3164	2720	regsvr32.exe	explorer.exe
PID 2720 wrote to memory of 3164	2720	regsvr32.exe	explorer.exe
PID 2720 wrote to memory of 3164	2720	regsvr32.exe	explorer.exe
PID 2720 wrote to memory of 3164	2720	regsvr32.exe	explorer.exe
PID 3164 wrote to memory of 1440	3164	explorer.exe	schtasks.exe
PID 3164 wrote to memory of 1440	3164	explorer.exe	schtasks.exe
PID 3164 wrote to memory of 1440	3164	explorer.exe	schtasks.exe
PID 600 wrote to memory of 392	600	regsvr32.exe	regsvr32.exe
PID 600 wrote to memory of 392	600	regsvr32.exe	regsvr32.exe
PID 600 wrote to memory of 392	600	regsvr32.exe	regsvr32.exe
PID 392 wrote to memory of 3596	392	regsvr32.exe	explorer.exe
PID 392 wrote to memory of 3596	392	regsvr32.exe	explorer.exe
PID 392 wrote to memory of 3596	392	regsvr32.exe	explorer.exe
PID 392 wrote to memory of 3596	392	regsvr32.exe	explorer.exe
PID 392 wrote to memory of 3596	392	regsvr32.exe	explorer.exe
PID 3596 wrote to memory of 3320	3596	explorer.exe	reg.exe
PID 3596 wrote to memory of 3320	3596	explorer.exe	reg.exe
PID 3596 wrote to memory of 832	3596	explorer.exe	reg.exe
PID 3596 wrote to memory of 832	3596	explorer.exe	reg.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\9de7b578fd96d38732739fda275b42d12978cb9b99396cece3d3e5fcaac9e2f7.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2664

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\9de7b578fd96d38732739fda275b42d12978cb9b99396cece3d3e5fcaac9e2f7.dll
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2720

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:3164

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn rmzjplvu /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\9de7b578fd96d38732739fda275b42d12978cb9b99396cece3d3e5fcaac9e2f7.dll\"" /SC ONCE /Z /ST 06:02 /ET 06:14
4⤵
- Creates scheduled task(s)
PID:1440

\??\c:\windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\9de7b578fd96d38732739fda275b42d12978cb9b99396cece3d3e5fcaac9e2f7.dll"
1⤵
- Suspicious use of WriteProcessMemory
PID:600

C:\Windows\SysWOW64\regsvr32.exe
-s "C:\Users\Admin\AppData\Local\Temp\9de7b578fd96d38732739fda275b42d12978cb9b99396cece3d3e5fcaac9e2f7.dll"
2⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:392

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Modifies data under HKEY_USERS
- Suspicious use of WriteProcessMemory
PID:3596

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\Zdflc" /d "0"
4⤵
PID:3320

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\Twsvaks" /d "0"
4⤵
PID:832

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

Disabling Security Tools

1

T1089

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\9de7b578fd96d38732739fda275b42d12978cb9b99396cece3d3e5fcaac9e2f7.dll
MD5
ce6fcef278ed50a52f7ce7a5a0275237

SHA1
8347631a5946982f8213d402fe0634d51349f73e

SHA256
9de7b578fd96d38732739fda275b42d12978cb9b99396cece3d3e5fcaac9e2f7

SHA512
82086cace720d6c38bbaa580a283bd5c99470d59182c5013eb3e0f12e9bcec94e37d79f3e277700606049e7f2c0a87287c3901e4aac5641ee9fc38d69839a80e

Download Submit
\Users\Admin\AppData\Local\Temp\9de7b578fd96d38732739fda275b42d12978cb9b99396cece3d3e5fcaac9e2f7.dll
MD5
ce6fcef278ed50a52f7ce7a5a0275237

SHA1
8347631a5946982f8213d402fe0634d51349f73e

SHA256
9de7b578fd96d38732739fda275b42d12978cb9b99396cece3d3e5fcaac9e2f7

SHA512
82086cace720d6c38bbaa580a283bd5c99470d59182c5013eb3e0f12e9bcec94e37d79f3e277700606049e7f2c0a87287c3901e4aac5641ee9fc38d69839a80e

Download Submit
\Users\Admin\AppData\Local\Temp\9de7b578fd96d38732739fda275b42d12978cb9b99396cece3d3e5fcaac9e2f7.dll
MD5
ce6fcef278ed50a52f7ce7a5a0275237

SHA1
8347631a5946982f8213d402fe0634d51349f73e

SHA256
9de7b578fd96d38732739fda275b42d12978cb9b99396cece3d3e5fcaac9e2f7

SHA512
82086cace720d6c38bbaa580a283bd5c99470d59182c5013eb3e0f12e9bcec94e37d79f3e277700606049e7f2c0a87287c3901e4aac5641ee9fc38d69839a80e

Download Submit
memory/392-132-0x0000000000E70000-0x0000000000F1E000-memory.dmp

Filesize
696KB

Download
memory/392-130-0x0000000000E70000-0x0000000000FBA000-memory.dmp

Filesize
1.3MB

Download
memory/392-131-0x0000000001020000-0x00000000011AE000-memory.dmp

Filesize
1.6MB

Download
memory/392-125-0x0000000000000000-mapping.dmp

Download
memory/832-135-0x0000000000000000-mapping.dmp

Download
memory/1440-120-0x0000000000000000-mapping.dmp

Download
memory/2720-115-0x0000000000000000-mapping.dmp

Download
memory/2720-118-0x0000000000400000-0x00000000004A2000-memory.dmp

Filesize
648KB

Download
memory/2720-117-0x0000000004CF0000-0x0000000004E7E000-memory.dmp

Filesize
1.6MB

Download
memory/2720-116-0x0000000004C70000-0x0000000004CEB000-memory.dmp

Filesize
492KB

Download
memory/3164-123-0x0000000000ED0000-0x0000000000EF1000-memory.dmp

Filesize
132KB

Download
memory/3164-119-0x0000000000000000-mapping.dmp

Download
memory/3164-122-0x0000000003900000-0x0000000003901000-memory.dmp

Filesize
4KB

Download
memory/3164-121-0x0000000003900000-0x0000000003901000-memory.dmp

Filesize
4KB

Download
memory/3320-134-0x0000000000000000-mapping.dmp

Download
memory/3596-133-0x0000000000000000-mapping.dmp

Download
memory/3596-137-0x00000000033A0000-0x00000000033A1000-memory.dmp

Filesize
4KB

Download
memory/3596-136-0x00000000033A0000-0x00000000033A1000-memory.dmp

Filesize
4KB

Download
memory/3596-138-0x0000000000A00000-0x0000000000A21000-memory.dmp

Filesize
132KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads