qakbot | 18ddf0fc108a1840296cf1ab684ecb9fac48354130746e2d8cd67e8313a25f46

General

Target

Freyrgb.dll
Size

233KB
MD5

26d24454af322d1d22b36518af719583
SHA1

ce31d533625282273f0f8b310f35b72a58ba41f7
SHA256

18ddf0fc108a1840296cf1ab684ecb9fac48354130746e2d8cd67e8313a25f46
SHA512

5f68f027cc8ec92ad1e9bb9f4a386b64f19a4c3d961bbd6bae85e3c28ba6f22734a5fcecba476d4196b80f2f2128f7a4d2df3eaa65232611ca9b22512a9242c2

Score

10^/10

qakbot tr02 1606748059 banker stealer trojan

Malware Config

Extracted

Family

qakbot

Botnet

tr02

Campaign

1606748059

C2

197.45.110.165:995

86.99.134.235:2222

174.76.21.134:443

208.99.100.129:443

86.126.198.195:443

185.105.131.233:443

85.132.36.111:2222

105.198.236.101:443

2.49.219.254:22

217.165.2.92:995

67.6.54.180:443

5.193.115.251:2222

83.196.50.197:2222

89.3.198.238:443

94.141.3.242:443

73.239.229.107:995

217.165.15.245:2222

68.225.60.77:995

85.121.42.12:443

99.240.226.2:443

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

1548 regsvr32.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

884 1420 WerFault.exe 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

1668 schtasks.exe
Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

regsvr32.exeWerFault.exe

pid process

1420 regsvr32.exe
1420 regsvr32.exe
884 WerFault.exe
884 WerFault.exe
884 WerFault.exe
884 WerFault.exe
884 WerFault.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

regsvr32.exe

pid process

1420 regsvr32.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

WerFault.exe

description pid process

Token: SeDebugPrivilege 884 WerFault.exe

pid	process
1548	regsvr32.exe

pid	pid_target	process	target process
884	1420	WerFault.exe	regsvr32.exe

pid	process
1668	schtasks.exe

pid	process
1420	regsvr32.exe
1420	regsvr32.exe
884	WerFault.exe
884	WerFault.exe
884	WerFault.exe
884	WerFault.exe
884	WerFault.exe

pid	process
1420	regsvr32.exe

description	pid	process
Token: SeDebugPrivilege	884	WerFault.exe

Suspicious use of WriteProcessMemory 33 IoCs

Processes:

regsvr32.exeregsvr32.exeexplorer.exetaskeng.exeregsvr32.exe

description	pid	process	target process
PID 1744 wrote to memory of 1420	1744	regsvr32.exe	regsvr32.exe
PID 1744 wrote to memory of 1420	1744	regsvr32.exe	regsvr32.exe
PID 1744 wrote to memory of 1420	1744	regsvr32.exe	regsvr32.exe
PID 1744 wrote to memory of 1420	1744	regsvr32.exe	regsvr32.exe
PID 1744 wrote to memory of 1420	1744	regsvr32.exe	regsvr32.exe
PID 1744 wrote to memory of 1420	1744	regsvr32.exe	regsvr32.exe
PID 1744 wrote to memory of 1420	1744	regsvr32.exe	regsvr32.exe
PID 1420 wrote to memory of 1600	1420	regsvr32.exe	explorer.exe
PID 1420 wrote to memory of 1600	1420	regsvr32.exe	explorer.exe
PID 1420 wrote to memory of 1600	1420	regsvr32.exe	explorer.exe
PID 1420 wrote to memory of 1600	1420	regsvr32.exe	explorer.exe
PID 1420 wrote to memory of 1600	1420	regsvr32.exe	explorer.exe
PID 1420 wrote to memory of 1600	1420	regsvr32.exe	explorer.exe
PID 1420 wrote to memory of 884	1420	regsvr32.exe	WerFault.exe
PID 1420 wrote to memory of 884	1420	regsvr32.exe	WerFault.exe
PID 1420 wrote to memory of 884	1420	regsvr32.exe	WerFault.exe
PID 1420 wrote to memory of 884	1420	regsvr32.exe	WerFault.exe
PID 1600 wrote to memory of 1668	1600	explorer.exe	schtasks.exe
PID 1600 wrote to memory of 1668	1600	explorer.exe	schtasks.exe
PID 1600 wrote to memory of 1668	1600	explorer.exe	schtasks.exe
PID 1600 wrote to memory of 1668	1600	explorer.exe	schtasks.exe
PID 924 wrote to memory of 1720	924	taskeng.exe	regsvr32.exe
PID 924 wrote to memory of 1720	924	taskeng.exe	regsvr32.exe
PID 924 wrote to memory of 1720	924	taskeng.exe	regsvr32.exe
PID 924 wrote to memory of 1720	924	taskeng.exe	regsvr32.exe
PID 924 wrote to memory of 1720	924	taskeng.exe	regsvr32.exe
PID 1720 wrote to memory of 1548	1720	regsvr32.exe	regsvr32.exe
PID 1720 wrote to memory of 1548	1720	regsvr32.exe	regsvr32.exe
PID 1720 wrote to memory of 1548	1720	regsvr32.exe	regsvr32.exe
PID 1720 wrote to memory of 1548	1720	regsvr32.exe	regsvr32.exe
PID 1720 wrote to memory of 1548	1720	regsvr32.exe	regsvr32.exe
PID 1720 wrote to memory of 1548	1720	regsvr32.exe	regsvr32.exe
PID 1720 wrote to memory of 1548	1720	regsvr32.exe	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\Freyrgb.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1744

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\Freyrgb.dll
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1420

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:1600

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn hfqhmakuyu /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\Freyrgb.dll\"" /SC ONCE /Z /ST 21:03 /ET 21:15
4⤵
- Creates scheduled task(s)
PID:1668

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1420 -s 356
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:884

C:\Windows\system32\taskeng.exe
taskeng.exe {C4EBE1EE-4EA3-40BF-88C0-5B2EE0145E8F} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:924

C:\Windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\Freyrgb.dll"
2⤵
- Suspicious use of WriteProcessMemory
PID:1720

C:\Windows\SysWOW64\regsvr32.exe
-s "C:\Users\Admin\AppData\Local\Temp\Freyrgb.dll"
3⤵
- Loads dropped DLL
PID:1548

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

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Freyrgb.dll
MD5
bd6807cfd8c30771a399c87fea70703a

SHA1
8381df96c2e97f897141846adf0b9330856a4cda

SHA256
fc2b954633ff323e7ce17da29ba1c89bb5fbe368534b7c956a3ea2e534b87e17

SHA512
8efe20347d6d19f89eb7f1e91003c0c39f655edea442287cf3694711b4b306c9baa589de706833acd995d5dcaac7be303e5f8519163411bab2f282b5f065fcef

Download Submit
\Users\Admin\AppData\Local\Temp\Freyrgb.dll
MD5
bd6807cfd8c30771a399c87fea70703a

SHA1
8381df96c2e97f897141846adf0b9330856a4cda

SHA256
fc2b954633ff323e7ce17da29ba1c89bb5fbe368534b7c956a3ea2e534b87e17

SHA512
8efe20347d6d19f89eb7f1e91003c0c39f655edea442287cf3694711b4b306c9baa589de706833acd995d5dcaac7be303e5f8519163411bab2f282b5f065fcef

Download Submit
memory/884-7-0x0000000001DD0000-0x0000000001DE1000-memory.dmp

Filesize
68KB

Download
memory/884-12-0x0000000002700000-0x0000000002711000-memory.dmp

Filesize
68KB

Download
memory/884-6-0x0000000000000000-mapping.dmp

Download
memory/1420-10-0x0000000000000000-mapping.dmp

Download
memory/1420-9-0x0000000000000000-mapping.dmp

Download
memory/1420-8-0x0000000000000000-mapping.dmp

Download
memory/1420-2-0x0000000000000000-mapping.dmp

Download
memory/1420-4-0x00000000007A0000-0x00000000007C0000-memory.dmp

Filesize
128KB

Download
memory/1548-16-0x0000000000000000-mapping.dmp

Download
memory/1600-13-0x00000000000D0000-0x00000000000F0000-memory.dmp

Filesize
128KB

Download
memory/1600-5-0x0000000000000000-mapping.dmp

Download
memory/1600-3-0x0000000000080000-0x0000000000082000-memory.dmp

Filesize
8KB

Download
memory/1668-11-0x0000000000000000-mapping.dmp

Download
memory/1720-14-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads