qakbot | a4f356eeaf96d01da99b888fa21a8333304708238a4dace2c4af1ed7e552cdea

General

Target

ykzvis.exe
Size

1.0MB
MD5

783593831903afb462c4ac8135aaa482
SHA1

92a856a048fbd2663a2da1450dd30534dc6d36c5
SHA256

a4f356eeaf96d01da99b888fa21a8333304708238a4dace2c4af1ed7e552cdea
SHA512

5ad8749c87626ebbd2e88f736cf7774329d8cbcc502803b52dad7c8e1c5d71dd5347eb3edf38cacc9fe99b3ec83894a9b505537e9216bd3a407bce1685b53d27

Score

10^/10

qakbot notset 1604404534 banker stealer trojan

Malware Config

Extracted

Family

qakbot

Botnet

notset

Campaign

1604404534

Credentials

Protocol: ftp
Host:
192.185.5.208
Port:
21
Username:
logger@dustinkeeling.com
Password:
NxdkxAp4dUsY

Protocol: ftp
Host:
162.241.218.118
Port:
21
Username:
logger@misterexterior.com
Password:
EcOV0DyGVgVN

Protocol: ftp
Host:
69.89.31.139
Port:
21
Username:
cpanel@vivekharris-architects.com
Password:
fcR7OvyLrMW6!

Protocol: ftp
Host:
169.207.67.14
Port:
21
Username:
cpanel@dovetailsolar.com
Password:
eQyicNLzzqPN

C2

67.6.55.77:443

89.136.39.108:443

2.50.58.76:443

188.25.158.61:443

45.63.107.192:995

45.32.154.10:443

94.52.160.116:443

45.63.107.192:2222

45.63.107.192:443

72.204.242.138:465

84.117.176.32:443

95.77.223.148:443

47.146.39.147:443

41.225.13.128:8443

80.14.209.42:2222

190.220.8.10:995

66.76.105.194:443

105.101.69.242:443

89.33.87.107:443

75.136.40.155:443

Signatures

Qakbot/Qbot
Qbot or Qakbot is a sophisticated worm with banking capabilities.
trojan banker stealer qakbot
Executes dropped EXE 2 IoCs

Processes:

ricuje.exericuje.exe

pid process

324 ricuje.exe
1956 ricuje.exe
Loads dropped DLL 2 IoCs

Processes:

ykzvis.exe

pid process

1916 ykzvis.exe
1916 ykzvis.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

1756 schtasks.exe
Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

ykzvis.exeykzvis.exericuje.exericuje.exeexplorer.exeykzvis.exe

pid process

1916 ykzvis.exe
1684 ykzvis.exe
1684 ykzvis.exe
324 ricuje.exe
1956 ricuje.exe
1956 ricuje.exe
596 explorer.exe
596 explorer.exe
432 ykzvis.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

ricuje.exe

pid process

324 ricuje.exe

pid	process
324	ricuje.exe
1956	ricuje.exe

pid	process
1916	ykzvis.exe
1916	ykzvis.exe

pid	process
1756	schtasks.exe

pid	process
1916	ykzvis.exe
1684	ykzvis.exe
1684	ykzvis.exe
324	ricuje.exe
1956	ricuje.exe
1956	ricuje.exe
596	explorer.exe
596	explorer.exe
432	ykzvis.exe

pid	process
324	ricuje.exe

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

ykzvis.exericuje.exetaskeng.exe

description	pid	process	target process
PID 1916 wrote to memory of 1684	1916	ykzvis.exe	ykzvis.exe
PID 1916 wrote to memory of 1684	1916	ykzvis.exe	ykzvis.exe
PID 1916 wrote to memory of 1684	1916	ykzvis.exe	ykzvis.exe
PID 1916 wrote to memory of 1684	1916	ykzvis.exe	ykzvis.exe
PID 1916 wrote to memory of 324	1916	ykzvis.exe	ricuje.exe
PID 1916 wrote to memory of 324	1916	ykzvis.exe	ricuje.exe
PID 1916 wrote to memory of 324	1916	ykzvis.exe	ricuje.exe
PID 1916 wrote to memory of 324	1916	ykzvis.exe	ricuje.exe
PID 1916 wrote to memory of 1756	1916	ykzvis.exe	schtasks.exe
PID 1916 wrote to memory of 1756	1916	ykzvis.exe	schtasks.exe
PID 1916 wrote to memory of 1756	1916	ykzvis.exe	schtasks.exe
PID 1916 wrote to memory of 1756	1916	ykzvis.exe	schtasks.exe
PID 324 wrote to memory of 1956	324	ricuje.exe	ricuje.exe
PID 324 wrote to memory of 1956	324	ricuje.exe	ricuje.exe
PID 324 wrote to memory of 1956	324	ricuje.exe	ricuje.exe
PID 324 wrote to memory of 1956	324	ricuje.exe	ricuje.exe
PID 324 wrote to memory of 596	324	ricuje.exe	explorer.exe
PID 324 wrote to memory of 596	324	ricuje.exe	explorer.exe
PID 324 wrote to memory of 596	324	ricuje.exe	explorer.exe
PID 324 wrote to memory of 596	324	ricuje.exe	explorer.exe
PID 324 wrote to memory of 596	324	ricuje.exe	explorer.exe
PID 320 wrote to memory of 432	320	taskeng.exe	ykzvis.exe
PID 320 wrote to memory of 432	320	taskeng.exe	ykzvis.exe
PID 320 wrote to memory of 432	320	taskeng.exe	ykzvis.exe
PID 320 wrote to memory of 432	320	taskeng.exe	ykzvis.exe

C:\Users\Admin\AppData\Local\Temp\ykzvis.exe
"C:\Users\Admin\AppData\Local\Temp\ykzvis.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1916

C:\Users\Admin\AppData\Local\Temp\ykzvis.exe
C:\Users\Admin\AppData\Local\Temp\ykzvis.exe /C
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:1684

C:\Users\Admin\AppData\Roaming\Microsoft\Fpvrdlhaz\ricuje.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Fpvrdlhaz\ricuje.exe
2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:324

C:\Users\Admin\AppData\Roaming\Microsoft\Fpvrdlhaz\ricuje.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Fpvrdlhaz\ricuje.exe /C
3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:1956

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious behavior: EnumeratesProcesses
PID:596

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn aqlzzhk /tr "\"C:\Users\Admin\AppData\Local\Temp\ykzvis.exe\" /I aqlzzhk" /SC ONCE /Z /ST 14:47 /ET 14:59
2⤵
- Creates scheduled task(s)
PID:1756

C:\Windows\system32\taskeng.exe
taskeng.exe {01DE3349-526D-4423-9B82-53F361373C9F} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:320

C:\Users\Admin\AppData\Local\Temp\ykzvis.exe
C:\Users\Admin\AppData\Local\Temp\ykzvis.exe /I aqlzzhk
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:432

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Fpvrdlhaz\ricuje.dat
MD5
b26bbfe3a530c7f8e77fb3d4755b2423

SHA1
bf555cabe9e8ceecdf303baf16495a763b503658

SHA256
4bea0f201f1c155edbdb1557e1ad666f23ee13a948c3fa27d01b1148521ff124

SHA512
dc65a24b3755ffb492de79091c443dc01d41b4193ac24c6728c94c270c4abc12417da7ca73cd0c94944e0a73601097209d696d5ab26361ecd809cc55f1f9d38d

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Fpvrdlhaz\ricuje.exe
MD5
783593831903afb462c4ac8135aaa482

SHA1
92a856a048fbd2663a2da1450dd30534dc6d36c5

SHA256
a4f356eeaf96d01da99b888fa21a8333304708238a4dace2c4af1ed7e552cdea

SHA512
5ad8749c87626ebbd2e88f736cf7774329d8cbcc502803b52dad7c8e1c5d71dd5347eb3edf38cacc9fe99b3ec83894a9b505537e9216bd3a407bce1685b53d27

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Fpvrdlhaz\ricuje.exe
MD5
783593831903afb462c4ac8135aaa482

SHA1
92a856a048fbd2663a2da1450dd30534dc6d36c5

SHA256
a4f356eeaf96d01da99b888fa21a8333304708238a4dace2c4af1ed7e552cdea

SHA512
5ad8749c87626ebbd2e88f736cf7774329d8cbcc502803b52dad7c8e1c5d71dd5347eb3edf38cacc9fe99b3ec83894a9b505537e9216bd3a407bce1685b53d27

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Fpvrdlhaz\ricuje.exe
MD5
783593831903afb462c4ac8135aaa482

SHA1
92a856a048fbd2663a2da1450dd30534dc6d36c5

SHA256
a4f356eeaf96d01da99b888fa21a8333304708238a4dace2c4af1ed7e552cdea

SHA512
5ad8749c87626ebbd2e88f736cf7774329d8cbcc502803b52dad7c8e1c5d71dd5347eb3edf38cacc9fe99b3ec83894a9b505537e9216bd3a407bce1685b53d27

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Fpvrdlhaz\ricuje.exe
MD5
783593831903afb462c4ac8135aaa482

SHA1
92a856a048fbd2663a2da1450dd30534dc6d36c5

SHA256
a4f356eeaf96d01da99b888fa21a8333304708238a4dace2c4af1ed7e552cdea

SHA512
5ad8749c87626ebbd2e88f736cf7774329d8cbcc502803b52dad7c8e1c5d71dd5347eb3edf38cacc9fe99b3ec83894a9b505537e9216bd3a407bce1685b53d27

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Fpvrdlhaz\ricuje.exe
MD5
783593831903afb462c4ac8135aaa482

SHA1
92a856a048fbd2663a2da1450dd30534dc6d36c5

SHA256
a4f356eeaf96d01da99b888fa21a8333304708238a4dace2c4af1ed7e552cdea

SHA512
5ad8749c87626ebbd2e88f736cf7774329d8cbcc502803b52dad7c8e1c5d71dd5347eb3edf38cacc9fe99b3ec83894a9b505537e9216bd3a407bce1685b53d27

Download Submit
memory/324-4-0x0000000000000000-mapping.dmp

Download
memory/324-11-0x0000000001E80000-0x0000000001EBA000-memory.dmp

Filesize
232KB

Download
memory/432-14-0x0000000000000000-mapping.dmp

Download
memory/596-12-0x0000000000000000-mapping.dmp

Download
memory/1684-1-0x0000000002520000-0x0000000002531000-memory.dmp

Filesize
68KB

Download
memory/1684-0-0x0000000000000000-mapping.dmp

Download
memory/1756-6-0x0000000000000000-mapping.dmp

Download
memory/1956-10-0x0000000002550000-0x0000000002561000-memory.dmp

Filesize
68KB

Download
memory/1956-8-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads