qakbot | f3feb8d547565871d9fbc105082bbc6d50466a9fb2e3da5131d267010c48ad86

General

Target

f3feb8d547565871d9fbc105082bbc6d50466a9fb2e3da5131d267010c48ad86.dll
Size

556KB
MD5

33db10f14a00f57cc2619f31d072f90b
SHA1

c3743f2bc90c4667674e42157f5e82e2a11c50de
SHA256

f3feb8d547565871d9fbc105082bbc6d50466a9fb2e3da5131d267010c48ad86
SHA512

80dc35df2581a71183075f0b40b958f309dbea14baa48188c1b7599e4e2fac38725c870b10f3e44a4eed64732c67fc092b278b21c0f13e30e59872ecb9fcdee9

Score

10^/10

qakbot krk01 1611569149 banker stealer trojan

Malware Config

Extracted

Family

qakbot

Botnet

krk01

Campaign

1611569149

C2

31.5.21.66:995

89.3.198.238:443

202.188.138.162:443

188.24.128.253:443

175.141.219.71:443

151.60.15.183:443

184.189.122.72:443

80.227.5.70:443

140.82.49.12:443

89.211.241.100:995

81.97.154.100:443

77.27.174.49:995

92.154.83.96:2078

42.3.8.54:443

71.187.170.235:443

46.153.36.53:995

71.182.142.63:443

105.186.102.16:443

50.244.112.106:443

78.63.226.32:443

Signatures

Qakbot/Qbot
Qbot or Qakbot is a sophisticated worm with banking capabilities.
trojan banker stealer qakbot
Loads dropped DLL 1 IoCs

Processes:

regsvr32.exe

pid process

736 regsvr32.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1620 736 WerFault.exe regsvr32.exe

pid	process
736	regsvr32.exe

pid	pid_target	process	target process
1620	736	WerFault.exe	regsvr32.exe

Checks SCSI registry key(s) 3 TTPs 6 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_&PROD_HEARTDISK\4&37CE57BA&0&000000	rundll32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\DeviceDesc	rundll32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\Service	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_SANU&PROD_SANU_DVD-ROM\4&37CE57BA&0&010000	rundll32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\DeviceDesc	rundll32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\Service	rundll32.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

1900 schtasks.exe

pid	process
1900	schtasks.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

Processes:

rundll32.exeWerFault.exe

pid	process
3008	rundll32.exe
3008	rundll32.exe
3008	rundll32.exe
3008	rundll32.exe
1620	WerFault.exe
1620	WerFault.exe
1620	WerFault.exe
1620	WerFault.exe
1620	WerFault.exe
1620	WerFault.exe
1620	WerFault.exe
1620	WerFault.exe
1620	WerFault.exe
1620	WerFault.exe
1620	WerFault.exe
1620	WerFault.exe
1620	WerFault.exe

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

rundll32.exe

pid process

3008 rundll32.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 1620 WerFault.exe
Token: SeBackupPrivilege 1620 WerFault.exe
Token: SeDebugPrivilege 1620 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	1620	WerFault.exe
Token: SeBackupPrivilege	1620	WerFault.exe
Token: SeDebugPrivilege	1620	WerFault.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

rundll32.exerundll32.exeexplorer.exeregsvr32.exe

description	pid	process	target process
PID 3976 wrote to memory of 3008	3976	rundll32.exe	rundll32.exe
PID 3976 wrote to memory of 3008	3976	rundll32.exe	rundll32.exe
PID 3976 wrote to memory of 3008	3976	rundll32.exe	rundll32.exe
PID 3008 wrote to memory of 2308	3008	rundll32.exe	explorer.exe
PID 3008 wrote to memory of 2308	3008	rundll32.exe	explorer.exe
PID 3008 wrote to memory of 2308	3008	rundll32.exe	explorer.exe
PID 3008 wrote to memory of 2308	3008	rundll32.exe	explorer.exe
PID 3008 wrote to memory of 2308	3008	rundll32.exe	explorer.exe
PID 2308 wrote to memory of 1900	2308	explorer.exe	schtasks.exe
PID 2308 wrote to memory of 1900	2308	explorer.exe	schtasks.exe
PID 2308 wrote to memory of 1900	2308	explorer.exe	schtasks.exe
PID 752 wrote to memory of 736	752	regsvr32.exe	regsvr32.exe
PID 752 wrote to memory of 736	752	regsvr32.exe	regsvr32.exe
PID 752 wrote to memory of 736	752	regsvr32.exe	regsvr32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f3feb8d547565871d9fbc105082bbc6d50466a9fb2e3da5131d267010c48ad86.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3976

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f3feb8d547565871d9fbc105082bbc6d50466a9fb2e3da5131d267010c48ad86.dll,#1
2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3008

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:2308

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn unrowumz /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\f3feb8d547565871d9fbc105082bbc6d50466a9fb2e3da5131d267010c48ad86.dll\"" /SC ONCE /Z /ST 22:56 /ET 23:08
4⤵
- Creates scheduled task(s)
PID:1900

\??\c:\windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\f3feb8d547565871d9fbc105082bbc6d50466a9fb2e3da5131d267010c48ad86.dll"
1⤵
- Suspicious use of WriteProcessMemory
PID:752

C:\Windows\SysWOW64\regsvr32.exe
-s "C:\Users\Admin\AppData\Local\Temp\f3feb8d547565871d9fbc105082bbc6d50466a9fb2e3da5131d267010c48ad86.dll"
2⤵
- Loads dropped DLL
PID:736

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 736 -s 596
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1620

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

Credential Access

Discovery

Query Registry

1

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\f3feb8d547565871d9fbc105082bbc6d50466a9fb2e3da5131d267010c48ad86.dll
MD5
ab335c2a416383c748615aed31707260

SHA1
6afaf5458cd0caef19db7755d5ef8aa7a6f39474

SHA256
060fd250d8ef9ae8a143790cbd787ac09516c58ba60eda57aa68b412d58ef2cd

SHA512
1acb60cbcb5ecd9280395567670ed965267e7ca5f42df5bac889457d10d122b650c267252e9520b76be814c4414f320ca7cc5eb62bbf7cd970ec2b88cbf161fd

Download Submit
\Users\Admin\AppData\Local\Temp\f3feb8d547565871d9fbc105082bbc6d50466a9fb2e3da5131d267010c48ad86.dll
MD5
ab335c2a416383c748615aed31707260

SHA1
6afaf5458cd0caef19db7755d5ef8aa7a6f39474

SHA256
060fd250d8ef9ae8a143790cbd787ac09516c58ba60eda57aa68b412d58ef2cd

SHA512
1acb60cbcb5ecd9280395567670ed965267e7ca5f42df5bac889457d10d122b650c267252e9520b76be814c4414f320ca7cc5eb62bbf7cd970ec2b88cbf161fd

Download Submit
memory/736-10-0x0000000000000000-mapping.dmp

Download
memory/1620-12-0x00000000032E0000-0x00000000032E1000-memory.dmp

Filesize
4KB

Download
memory/1900-6-0x0000000000000000-mapping.dmp

Download
memory/2308-5-0x0000000000000000-mapping.dmp

Download
memory/2308-7-0x0000000002C70000-0x0000000002CA5000-memory.dmp

Filesize
212KB

Download
memory/2308-8-0x0000000002C70000-0x0000000002CA5000-memory.dmp

Filesize
212KB

Download
memory/3008-2-0x0000000000000000-mapping.dmp

Download
memory/3008-3-0x0000000010000000-0x0000000010035000-memory.dmp

Filesize
212KB

Download
memory/3008-4-0x0000000002870000-0x0000000002871000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads