qakbot | 17cd3c11fba639c1fe987a79a1b998afe741636ac607254cc134eea02c63f658

General

Target

particulars-01.26.21.doc
Size

74KB
MD5

e54aa6017f53064aa6c231615e98ff95
SHA1

1f3ad3e8ec787a4853cd18ea286d7fc671add9d2
SHA256

17cd3c11fba639c1fe987a79a1b998afe741636ac607254cc134eea02c63f658
SHA512

70751ae4f020950c69fbc82d9e1da95dd91dc6f826c94176f58f8ef17325918643ead3cc5c56e08b69f9df039d99d12c2327d2bff745fa01103128bdef00d7b7

Score

10^/10

qakbot krk01 1611569149 banker ransomware 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

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

explorer.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process	2876	492	explorer.exe	WINWORD.EXE

Qakbot/Qbot
Qbot or Qakbot is a sophisticated worm with banking capabilities.
trojan banker stealer qakbot
Blocklisted process makes network request 1 IoCs

Processes:

mshta.exe

flow pid process

17 2464 mshta.exe
Loads dropped DLL 2 IoCs

Processes:

regsvr32.exe

pid process

2096 regsvr32.exe
2096 regsvr32.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
ransomware

System Information Discovery
T1082

flow	pid	process
17	2464	mshta.exe

pid	process
2096	regsvr32.exe
2096	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:

regsvr32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\Service	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_SANU&PROD_SANU_DVD-ROM\4&37CE57BA&0&010000	regsvr32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\DeviceDesc	regsvr32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\Service	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_&PROD_HEARTDISK\4&37CE57BA&0&000000	regsvr32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\DeviceDesc	regsvr32.exe

Checks processor information in registry 2 TTPs 3 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE

Modifies registry class 1 IoCs

Processes:

explorer.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000_Classes\Local Settings explorer.exe
Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

492 WINWORD.EXE
492 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

regsvr32.exe

pid process

2096 regsvr32.exe
2096 regsvr32.exe
2096 regsvr32.exe
2096 regsvr32.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

regsvr32.exe

pid process

2096 regsvr32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000_Classes\Local Settings	explorer.exe

pid	process
2096	regsvr32.exe
2096	regsvr32.exe
2096	regsvr32.exe
2096	regsvr32.exe

pid	process
2096	regsvr32.exe

Suspicious use of SetWindowsHookEx 19 IoCs

Processes:

WINWORD.EXE

pid	process
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

WINWORD.EXEexplorer.exemshta.exeregsvr32.exe

description	pid	process	target process
PID 492 wrote to memory of 2876	492	WINWORD.EXE	explorer.exe
PID 492 wrote to memory of 2876	492	WINWORD.EXE	explorer.exe
PID 1588 wrote to memory of 2464	1588	explorer.exe	mshta.exe
PID 1588 wrote to memory of 2464	1588	explorer.exe	mshta.exe
PID 1588 wrote to memory of 2464	1588	explorer.exe	mshta.exe
PID 2464 wrote to memory of 2096	2464	mshta.exe	regsvr32.exe
PID 2464 wrote to memory of 2096	2464	mshta.exe	regsvr32.exe
PID 2464 wrote to memory of 2096	2464	mshta.exe	regsvr32.exe
PID 2096 wrote to memory of 2512	2096	regsvr32.exe	explorer.exe
PID 2096 wrote to memory of 2512	2096	regsvr32.exe	explorer.exe
PID 2096 wrote to memory of 2512	2096	regsvr32.exe	explorer.exe
PID 2096 wrote to memory of 2512	2096	regsvr32.exe	explorer.exe
PID 2096 wrote to memory of 2512	2096	regsvr32.exe	explorer.exe

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\particulars-01.26.21.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:492

C:\Windows\explorer.exe
"C:\Windows\explorer.exe" c:\programdata\aZe4I.hta
2⤵
- Process spawned unexpected child process
PID:2876

C:\Windows\explorer.exe
C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1588

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\ProgramData\aZe4I.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
2⤵
- Blocklisted process makes network request
- Suspicious use of WriteProcessMemory
PID:2464

C:\Windows\SysWOW64\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" c:\programdata\aZe4I.tmp
3⤵
- Loads dropped DLL
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2096

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
4⤵
PID:2512

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

4

T1082

Query Registry

3

T1012

Peripheral Device Discovery

1

T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\ProgramData\aZe4I.hta
MD5
dce40f3f0148a7e3ccd4a65ae744f709

SHA1
0b53f2d78e211c216e8ce54cfbbc4abb85235901

SHA256
5765219bc65aae8fa48f7b7bbd8ebda2e6322874723f47dd93f4b4ac8e02aea9

SHA512
f0d8b00ab283a4c73f7671ff747c23b3a9e11e09d3c7d27903251d0a02a7b1a0236324c30f78c54eea62beb36e1c395bb3b25bd0f90807d1914bc893a08b0033

Download Submit
\??\c:\programdata\aZe4I.tmp
MD5
cc04f73d451c9ddd52d3c93451edf4e5

SHA1
1128b411a8085518b8589a8f892eff199d3ffaf1

SHA256
c4290e49e9ea97eb8f37d3e546f310cde02b3ff40eb8ff9f2d1171427b6fadc1

SHA512
149177fb61c3f64ca2a18671966117ae8846b3f48a1cb8ba49575aeca829ad272c863a4d54236f9fea081c13f7906c1247bebcab639fc8d38f2d53e118ab39c4

Download Submit
\ProgramData\aZe4I.tmp
MD5
cc04f73d451c9ddd52d3c93451edf4e5

SHA1
1128b411a8085518b8589a8f892eff199d3ffaf1

SHA256
c4290e49e9ea97eb8f37d3e546f310cde02b3ff40eb8ff9f2d1171427b6fadc1

SHA512
149177fb61c3f64ca2a18671966117ae8846b3f48a1cb8ba49575aeca829ad272c863a4d54236f9fea081c13f7906c1247bebcab639fc8d38f2d53e118ab39c4

Download Submit
\ProgramData\aZe4I.tmp
MD5
cc04f73d451c9ddd52d3c93451edf4e5

SHA1
1128b411a8085518b8589a8f892eff199d3ffaf1

SHA256
c4290e49e9ea97eb8f37d3e546f310cde02b3ff40eb8ff9f2d1171427b6fadc1

SHA512
149177fb61c3f64ca2a18671966117ae8846b3f48a1cb8ba49575aeca829ad272c863a4d54236f9fea081c13f7906c1247bebcab639fc8d38f2d53e118ab39c4

Download Submit
memory/492-6-0x00007FF9F0570000-0x00007FF9F0580000-memory.dmp

Filesize
64KB

Download
memory/492-2-0x00007FF9F0570000-0x00007FF9F0580000-memory.dmp

Filesize
64KB

Download
memory/492-5-0x00007FFA14400000-0x00007FFA14A37000-memory.dmp

Filesize
6.2MB

Download
memory/492-4-0x00007FF9F0570000-0x00007FF9F0580000-memory.dmp

Filesize
64KB

Download
memory/492-3-0x00007FF9F0570000-0x00007FF9F0580000-memory.dmp

Filesize
64KB

Download
memory/2096-10-0x0000000000000000-mapping.dmp

Download
memory/2096-14-0x0000000000CA1000-0x0000000000D65000-memory.dmp

Filesize
784KB

Download
memory/2096-15-0x0000000000CA0000-0x0000000000CD5000-memory.dmp

Filesize
212KB

Download
memory/2096-16-0x0000000000700000-0x0000000000701000-memory.dmp

Filesize
4KB

Download
memory/2464-9-0x0000000000000000-mapping.dmp

Download
memory/2512-17-0x0000000000000000-mapping.dmp

Download
memory/2512-18-0x0000000002840000-0x0000000002875000-memory.dmp

Filesize
212KB

Download
memory/2876-7-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads