qakbot | 572c9105266e1390706b72023ad785e461fd8d908e4ca04e7e7599bd3fab12fc

General

Target

tmp/572c9105266e1390706b72023ad785e461fd8d908e4ca04e7e7599bd3fab12fc.exe.dll
Size

694KB
MD5

c9ae9aeb3efdf16c273d7631715255b7
SHA1

1fa1055cf79240644e5dba166e20c537e8828e4f
SHA256

572c9105266e1390706b72023ad785e461fd8d908e4ca04e7e7599bd3fab12fc
SHA512

e288bba8d0c2c97743ac83dc46ab7dfc16cb7b636fce305ae4010b5f6c9a3a40c06ab690a21205a3134a93442c3adf04a1893b9c9cfee38e9fe2a631dd86f8b8

Score

10^/10

qakbot cullinan 1639988898 banker evasion stealer trojan

Malware Config

Extracted

Family

qakbot

Version

403.10

Botnet

cullinan

Campaign

1639988898

C2

32.221.229.7:443

140.82.49.12:443

24.152.219.253:995

182.56.99.126:443

76.169.147.192:32103

218.101.110.3:995

89.101.97.139:443

82.152.39.39:443

176.24.150.197:443

96.37.113.36:993

68.186.192.69:443

59.88.168.108:443

75.110.250.187:443

182.191.92.203:995

89.165.88.95:443

103.142.10.177:443

45.9.20.200:2211

24.95.61.62:443

194.36.28.26:443

78.101.82.198:2222

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 1 IoCs

Processes:

regsvr32.exe

pid process

3272 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

2264 schtasks.exe

pid	process
3272	regsvr32.exe

pid	process
2264	schtasks.exe

Modifies data under HKEY_USERS 10 IoCs

Processes:

explorer.exe

description	ioc	process
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Vuebinyovhre\109bcb34 = bb78beba3f8514933c6e6d68571d3ce30dbce2672a0b45849f6057ae9e7b80953bd1405fe7b1f57803f05f35927b78d14310cb6c82	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Vuebinyovhre\25041b7a = 942bc7eab8dde813b55434661e93ccb97685a78a514269bb47e08d81ef774f5bc9fb35b0d4fc002988ca9697e4bafd95bbc2fbc4b9410d106d0ff59da72112c7f4d45f554bf04002dca6a37d07fa1bf6a8a3f734a9d03c433cd3eedfee525583b8ca405795219602bafdf2b18e3de46d4bb613326c68e0fdff199d3f029572efbf2a66794f0f4ef35b16ac255856d9a31d44118ba7a4793bfbe9d1fa23dd640b57659e414897cce8274f1a0f78e0a6fd9d691fdf2f87862f35de	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Vuebinyovhre\5a4d748c = 9bb82069a67512d60980f40a972a02569f8f24ec5fa9a90c4b357178a4	explorer.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Vuebinyovhre	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Vuebinyovhre\27453b06 = 9b5da3e52c4cfb1c47f0608793027cd4ff	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Vuebinyovhre\9ff95c63 = fed625f4103f29cf00f0d31b714d219020e269f1a783a48fd160fafb97d630c4f7096652ccabbb13af3987d20a43b03e197da2eefa01751d6eab90f6c951	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Vuebinyovhre\e2f113e9 = 76e28d5b79c9b20663bf81d44e2ce1574ccd6b7794b6c563a44c729d6051ecf9c6f8f724c38754c48106d968440c69aa3668e7f12cd7c8c8ee10899dd919d558c85c7a286c6f1d3c854fb988e7d091d598a41c7cc4fbc330ea38070bf4d8a9c3e9e18f0113aa524dea	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Vuebinyovhre\9db87c1f = e35ab962b5ab1a94db21370d0b78fbb83c59f3fdbc37f3fb7542d749d3869e5df5547cf6c60cbf30b95308	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Vuebinyovhre\6fd2a4c2 = 6862d7ce6cf89b555d304856133a5882d8298179b4d9	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Vuebinyovhre\109bcb34 = bb78a9ba3f852137f0ebec263b2f7965cd21668eed22715be0eddb2e467f8850af1675aeeefa761fdb94520c24adf2c219ffa20951c172574e95dfa54f62fcc5b4b70e616e7d03930648	explorer.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

3144 regsvr32.exe
3144 regsvr32.exe
3272 regsvr32.exe
3272 regsvr32.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

3144 regsvr32.exe
3272 regsvr32.exe

pid	process
3144	regsvr32.exe
3144	regsvr32.exe
3272	regsvr32.exe
3272	regsvr32.exe

pid	process
3144	regsvr32.exe
3272	regsvr32.exe

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

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

description	pid	process	target process
PID 3160 wrote to memory of 3144	3160	regsvr32.exe	regsvr32.exe
PID 3160 wrote to memory of 3144	3160	regsvr32.exe	regsvr32.exe
PID 3160 wrote to memory of 3144	3160	regsvr32.exe	regsvr32.exe
PID 3144 wrote to memory of 1316	3144	regsvr32.exe	explorer.exe
PID 3144 wrote to memory of 1316	3144	regsvr32.exe	explorer.exe
PID 3144 wrote to memory of 1316	3144	regsvr32.exe	explorer.exe
PID 3144 wrote to memory of 1316	3144	regsvr32.exe	explorer.exe
PID 3144 wrote to memory of 1316	3144	regsvr32.exe	explorer.exe
PID 1316 wrote to memory of 2264	1316	explorer.exe	schtasks.exe
PID 1316 wrote to memory of 2264	1316	explorer.exe	schtasks.exe
PID 1316 wrote to memory of 2264	1316	explorer.exe	schtasks.exe
PID 3336 wrote to memory of 3272	3336	regsvr32.exe	regsvr32.exe
PID 3336 wrote to memory of 3272	3336	regsvr32.exe	regsvr32.exe
PID 3336 wrote to memory of 3272	3336	regsvr32.exe	regsvr32.exe
PID 3272 wrote to memory of 1696	3272	regsvr32.exe	explorer.exe
PID 3272 wrote to memory of 1696	3272	regsvr32.exe	explorer.exe
PID 3272 wrote to memory of 1696	3272	regsvr32.exe	explorer.exe
PID 3272 wrote to memory of 1696	3272	regsvr32.exe	explorer.exe
PID 3272 wrote to memory of 1696	3272	regsvr32.exe	explorer.exe
PID 1696 wrote to memory of 3828	1696	explorer.exe	reg.exe
PID 1696 wrote to memory of 3828	1696	explorer.exe	reg.exe
PID 1696 wrote to memory of 3760	1696	explorer.exe	reg.exe
PID 1696 wrote to memory of 3760	1696	explorer.exe	reg.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\tmp\572c9105266e1390706b72023ad785e461fd8d908e4ca04e7e7599bd3fab12fc.exe.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3160

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\tmp\572c9105266e1390706b72023ad785e461fd8d908e4ca04e7e7599bd3fab12fc.exe.dll
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3144

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:1316

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn obcsmzzdng /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\tmp\572c9105266e1390706b72023ad785e461fd8d908e4ca04e7e7599bd3fab12fc.exe.dll\"" /SC ONCE /Z /ST 12:04 /ET 12:16
4⤵
- Creates scheduled task(s)
PID:2264

\??\c:\windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\tmp\572c9105266e1390706b72023ad785e461fd8d908e4ca04e7e7599bd3fab12fc.exe.dll"
1⤵
- Suspicious use of WriteProcessMemory
PID:3336

C:\Windows\SysWOW64\regsvr32.exe
-s "C:\Users\Admin\AppData\Local\Temp\tmp\572c9105266e1390706b72023ad785e461fd8d908e4ca04e7e7599bd3fab12fc.exe.dll"
2⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3272

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Modifies data under HKEY_USERS
- Suspicious use of WriteProcessMemory
PID:1696

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\Zozcdftknfd" /d "0"
4⤵
PID:3828

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\Idduub" /d "0"
4⤵
PID:3760

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp\572c9105266e1390706b72023ad785e461fd8d908e4ca04e7e7599bd3fab12fc.exe.dll
MD5
c9ae9aeb3efdf16c273d7631715255b7

SHA1
1fa1055cf79240644e5dba166e20c537e8828e4f

SHA256
572c9105266e1390706b72023ad785e461fd8d908e4ca04e7e7599bd3fab12fc

SHA512
e288bba8d0c2c97743ac83dc46ab7dfc16cb7b636fce305ae4010b5f6c9a3a40c06ab690a21205a3134a93442c3adf04a1893b9c9cfee38e9fe2a631dd86f8b8

Download Submit
\Users\Admin\AppData\Local\Temp\tmp\572c9105266e1390706b72023ad785e461fd8d908e4ca04e7e7599bd3fab12fc.exe.dll
MD5
c9ae9aeb3efdf16c273d7631715255b7

SHA1
1fa1055cf79240644e5dba166e20c537e8828e4f

SHA256
572c9105266e1390706b72023ad785e461fd8d908e4ca04e7e7599bd3fab12fc

SHA512
e288bba8d0c2c97743ac83dc46ab7dfc16cb7b636fce305ae4010b5f6c9a3a40c06ab690a21205a3134a93442c3adf04a1893b9c9cfee38e9fe2a631dd86f8b8

Download Submit
memory/1316-118-0x0000000000000000-mapping.dmp

Download
memory/1316-121-0x0000000000830000-0x0000000000831000-memory.dmp

Filesize
4KB

Download
memory/1316-120-0x0000000000830000-0x0000000000831000-memory.dmp

Filesize
4KB

Download
memory/1316-122-0x0000000000440000-0x0000000000461000-memory.dmp

Filesize
132KB

Download
memory/1696-131-0x00000000012A0000-0x00000000012C1000-memory.dmp

Filesize
132KB

Download
memory/1696-130-0x0000000003B90000-0x0000000003B91000-memory.dmp

Filesize
4KB

Download
memory/1696-129-0x0000000003B90000-0x0000000003B91000-memory.dmp

Filesize
4KB

Download
memory/1696-126-0x0000000000000000-mapping.dmp

Download
memory/2264-119-0x0000000000000000-mapping.dmp

Download
memory/3144-115-0x0000000000000000-mapping.dmp

Download
memory/3144-116-0x00000000031A0000-0x00000000031A1000-memory.dmp

Filesize
4KB

Download
memory/3144-117-0x0000000010000000-0x000000001010D000-memory.dmp

Filesize
1.1MB

Download
memory/3272-124-0x0000000000000000-mapping.dmp

Download
memory/3760-128-0x0000000000000000-mapping.dmp

Download
memory/3828-127-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads