qakbot | ba88ae16f19ddf0576a036516ca9385feae8b79e4f8f4b48e537d43ad046d6cf

General

Target

decree 01.21_9.doc
Size

79KB
MD5

abc0d29ef28b541636da5ed712551f47
SHA1

a13e4da3eb973af3afb00b46dc236353c808376b
SHA256

ba88ae16f19ddf0576a036516ca9385feae8b79e4f8f4b48e537d43ad046d6cf
SHA512

c348db71255d1d89aad470c829c8a98ab50edde3fa8a908d31c2f79e741c6cc9584b76cb8c0243810e0755c7c4e25c885f6b6a089e0e0ef31028a172212af304

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	1336	756	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

16 1940 mshta.exe
Loads dropped DLL 1 IoCs

Processes:

regsvr32.exe

pid process

3984 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
16	1940	mshta.exe

pid	process
3984	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 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
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\Service	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 opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	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

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

Processes:

regsvr32.exe

pid process

3984 regsvr32.exe
3984 regsvr32.exe
3984 regsvr32.exe
3984 regsvr32.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

regsvr32.exe

pid process

3984 regsvr32.exe

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

pid	process
3984	regsvr32.exe
3984	regsvr32.exe
3984	regsvr32.exe
3984	regsvr32.exe

pid	process
3984	regsvr32.exe

Suspicious use of SetWindowsHookEx 17 IoCs

Processes:

WINWORD.EXE

pid	process
756	WINWORD.EXE
756	WINWORD.EXE
756	WINWORD.EXE
756	WINWORD.EXE
756	WINWORD.EXE
756	WINWORD.EXE
756	WINWORD.EXE
756	WINWORD.EXE
756	WINWORD.EXE
756	WINWORD.EXE
756	WINWORD.EXE
756	WINWORD.EXE
756	WINWORD.EXE
756	WINWORD.EXE
756	WINWORD.EXE
756	WINWORD.EXE
756	WINWORD.EXE

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

WINWORD.EXEexplorer.exemshta.exeregsvr32.exe

description	pid	process	target process
PID 756 wrote to memory of 1336	756	WINWORD.EXE	explorer.exe
PID 756 wrote to memory of 1336	756	WINWORD.EXE	explorer.exe
PID 2828 wrote to memory of 1940	2828	explorer.exe	mshta.exe
PID 2828 wrote to memory of 1940	2828	explorer.exe	mshta.exe
PID 2828 wrote to memory of 1940	2828	explorer.exe	mshta.exe
PID 1940 wrote to memory of 3984	1940	mshta.exe	regsvr32.exe
PID 1940 wrote to memory of 3984	1940	mshta.exe	regsvr32.exe
PID 1940 wrote to memory of 3984	1940	mshta.exe	regsvr32.exe
PID 3984 wrote to memory of 3304	3984	regsvr32.exe	explorer.exe
PID 3984 wrote to memory of 3304	3984	regsvr32.exe	explorer.exe
PID 3984 wrote to memory of 3304	3984	regsvr32.exe	explorer.exe
PID 3984 wrote to memory of 3304	3984	regsvr32.exe	explorer.exe
PID 3984 wrote to memory of 3304	3984	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\decree 01.21_9.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:756

C:\Windows\explorer.exe
explorer c:\programdata\aYDE3y.hta
2⤵
- Process spawned unexpected child process
PID:1336

C:\Windows\explorer.exe
C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2828

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\ProgramData\aYDE3y.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
2⤵
- Blocklisted process makes network request
- Suspicious use of WriteProcessMemory
PID:1940

C:\Windows\SysWOW64\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" c:\programdata\aYDE3y.tmp
3⤵
- Loads dropped DLL
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3984

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
4⤵
PID:3304

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

Replay Monitor

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Downloads

C:\ProgramData\aYDE3y.hta
MD5
4187a962a539674a8a39a5885a2d72e6

SHA1
51cc8038767d9ccc2296a33bf5548d36420992df

SHA256
c7b67501234f165839e40c99bb053873a9ece9e6e83706b6e39ca8fd5d124e36

SHA512
e9baae1e1082de04e8c6f05ec314a241bbd0f5259978d36f94683f8cc0a2d1a2c1e560ce722124c5586166ca5cea4b7570b163220b519957e829dee7b50c0005

Download Submit
\??\c:\programdata\aYDE3y.tmp
MD5
25184c8b113923fe03fd233744c04a35

SHA1
cd6946df3b014b93b28077c778310675dd449784

SHA256
f4d5e26c2e949af8c0b4fdf216fea607c1fc7b14665e7590e120b139388c9ef0

SHA512
e1988cc0b642ceac1f728064c30e1230d92f42b33c37fef8617d55480140e5ab8a09900f09f685ae7341df4726207f495ae7575de6f3be45bf9d05ebd026a0b0

Download Submit
\ProgramData\aYDE3y.tmp
MD5
25184c8b113923fe03fd233744c04a35

SHA1
cd6946df3b014b93b28077c778310675dd449784

SHA256
f4d5e26c2e949af8c0b4fdf216fea607c1fc7b14665e7590e120b139388c9ef0

SHA512
e1988cc0b642ceac1f728064c30e1230d92f42b33c37fef8617d55480140e5ab8a09900f09f685ae7341df4726207f495ae7575de6f3be45bf9d05ebd026a0b0

Download Submit
memory/756-3-0x00007FFFABD70000-0x00007FFFABD80000-memory.dmp

Filesize
64KB

Download
memory/756-4-0x00007FFFABD70000-0x00007FFFABD80000-memory.dmp

Filesize
64KB

Download
memory/756-5-0x00007FFFD21D0000-0x00007FFFD2807000-memory.dmp

Filesize
6.2MB

Download
memory/756-6-0x00007FFFABD70000-0x00007FFFABD80000-memory.dmp

Filesize
64KB

Download
memory/756-7-0x0000021D0FF60000-0x0000021D0FF64000-memory.dmp

Filesize
16KB

Download
memory/756-2-0x00007FFFABD70000-0x00007FFFABD80000-memory.dmp

Filesize
64KB

Download
memory/1336-8-0x0000000000000000-mapping.dmp

Download
memory/1940-10-0x0000000000000000-mapping.dmp

Download
memory/3304-16-0x0000000000000000-mapping.dmp

Download
memory/3304-17-0x0000000002E20000-0x0000000002E55000-memory.dmp

Filesize
212KB

Download
memory/3984-11-0x0000000000000000-mapping.dmp

Download
memory/3984-14-0x0000000010000000-0x0000000010035000-memory.dmp

Filesize
212KB

Download
memory/3984-15-0x0000000000BB0000-0x0000000000BB1000-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