qakbot | 5293642902c17934ac5d239f3e3d78256e7d40d0467fca2c7a4ffc5556743f79

General

Target

5293642902c17934ac5d239f3e3d78256e7d40d0467fca2c7a4ffc5556743f79.dll
Size

680KB
MD5

bb96feaa236ef3d7da3ec44fd6ae2703
SHA1

81467f8b8e6a1461f536d599a8285961ed32c7a2
SHA256

5293642902c17934ac5d239f3e3d78256e7d40d0467fca2c7a4ffc5556743f79
SHA512

7f27590227e68f283678d8487e5eb952fab97ec2d365c1648aa188e7b764647898789304fb94f724eaf8ea284223e30702da9a9c11b5984424a58d369212fff0

Score

10^/10

qakbot cullinan 1639988898 banker evasion stealer trojan

Malware Config

Extracted

Family

qakbot

Version

403.10

Botnet

cullinan

Campaign

1639988898

C2

32.221.229.7:443

140.82.49.12:443

24.152.219.253:995

182.56.99.126:443

76.169.147.192:32103

218.101.110.3:995

89.101.97.139:443

82.152.39.39:443

176.24.150.197:443

96.37.113.36:993

68.186.192.69:443

59.88.168.108:443

75.110.250.187:443

182.191.92.203:995

89.165.88.95:443

103.142.10.177:443

45.9.20.200:2211

24.95.61.62:443

194.36.28.26:443

78.101.82.198:2222

Attributes

salt
jHxastDcds)oMc=jvh7wdUhxcsdt2

Signatures

Qakbot/Qbot
Qbot or Qakbot is a sophisticated worm with banking capabilities.
trojan banker stealer qakbot
Windows security bypass 2 TTPs
evasion trojan

Disabling Security Tools
T1089

Modify Registry
T1112
Loads dropped DLL 1 IoCs

Processes:

regsvr32.exe

pid process

884 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

3108 schtasks.exe

pid	process
884	regsvr32.exe

pid	process
3108	schtasks.exe

Modifies data under HKEY_USERS 10 IoCs

Processes:

explorer.exe

description	ioc	process
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ijsyirykqofcba\41eaa275 = 7b2677a07bad017edec7126ebcb54849c95757fe791068b047ae9cd81a7ac4c07a	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ijsyirykqofcba\3ce2edff = bffc4ed4d9f316af1989afe27e163890f7f7d3af94cc2c790f5470ae983985740c55b823baf2033163c294dcd0aabf	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ijsyirykqofcba\b1c15ad4 = b0ef91a4b7686e1bae592435a475a414b2e6ffbe1964de5048ee5816f9a2e61f92bd3a24401be7be36ba2f8898fc	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ijsyirykqofcba\ce883522 = 542bd3abd4c9072eca2c187adaaa6b6169fa9ee0f540c55c32852387abb031b639f270f87fb0fb83ab32dd36b65e72589a9431ed2c3ae8f1a57f9c08e502d86d03625cef31e83a3ab54021c5b597dff163edbecb5f0e18449358a9	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ijsyirykqofcba\f956c510 = f3f39489384c6f18632a7cdb585ee1eb2da7ea6632736b01cddb8625cd7e1ff8e1e05a9493326b0f3fbb0c2f3394990a83f6657e9d52c2	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ijsyirykqofcba\ce883522 = 542bc4abd4c932f2511801c9d5c62e32b3fce657a6efb237287258036a570c50aea85bc8cd237605aacc6c4e4651b46031aff0895cba058cef6bd531dedffec5e2ffcbc8a939	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ijsyirykqofcba\fb17e56c = d8d3b463aa97c2a94f5f1c9130d5a22fe80a1f85d94f9fa0c40f541c6a1555bb8f4e12d1a49245abb338a2b04967a8578df21c59dbe3d248975d04d62bfd39526ac7d56670d56dc39b7249cbdec488a657fad2892ff5373d3348397302fa476f29b092d7daad677842ddab63dc53a9af4122453cd2674344113cc4556a069208fede0e1ea226a52c14f0d94d1393b01332735686d535597bdeafb1f1e849	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ijsyirykqofcba\845e8a9a = 908278cdf15a05050050bef9f9278f175c91482174c1fcba60d5ae1b8463bc4ed7ed024ed08afc86505ef138c862487c08	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ijsyirykqofcba\43ab8209 = f7b55bf8155a38ae571de8401a87be223c25135278a5792bef66b54fae47ffcc59916d7df5d24a087cb13a23738bdeff77fdcf6c0e9c7788	explorer.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ijsyirykqofcba	explorer.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

2668 regsvr32.exe
2668 regsvr32.exe
884 regsvr32.exe
884 regsvr32.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

2668 regsvr32.exe
884 regsvr32.exe

pid	process
2668	regsvr32.exe
2668	regsvr32.exe
884	regsvr32.exe
884	regsvr32.exe

pid	process
2668	regsvr32.exe
884	regsvr32.exe

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

regsvr32.exeregsvr32.exeexplorer.exeregsvr32.exeregsvr32.exeexplorer.exe

description	pid	process	target process
PID 2460 wrote to memory of 2668	2460	regsvr32.exe	regsvr32.exe
PID 2460 wrote to memory of 2668	2460	regsvr32.exe	regsvr32.exe
PID 2460 wrote to memory of 2668	2460	regsvr32.exe	regsvr32.exe
PID 2668 wrote to memory of 3452	2668	regsvr32.exe	explorer.exe
PID 2668 wrote to memory of 3452	2668	regsvr32.exe	explorer.exe
PID 2668 wrote to memory of 3452	2668	regsvr32.exe	explorer.exe
PID 2668 wrote to memory of 3452	2668	regsvr32.exe	explorer.exe
PID 2668 wrote to memory of 3452	2668	regsvr32.exe	explorer.exe
PID 3452 wrote to memory of 3108	3452	explorer.exe	schtasks.exe
PID 3452 wrote to memory of 3108	3452	explorer.exe	schtasks.exe
PID 3452 wrote to memory of 3108	3452	explorer.exe	schtasks.exe
PID 1068 wrote to memory of 884	1068	regsvr32.exe	regsvr32.exe
PID 1068 wrote to memory of 884	1068	regsvr32.exe	regsvr32.exe
PID 1068 wrote to memory of 884	1068	regsvr32.exe	regsvr32.exe
PID 884 wrote to memory of 392	884	regsvr32.exe	explorer.exe
PID 884 wrote to memory of 392	884	regsvr32.exe	explorer.exe
PID 884 wrote to memory of 392	884	regsvr32.exe	explorer.exe
PID 884 wrote to memory of 392	884	regsvr32.exe	explorer.exe
PID 884 wrote to memory of 392	884	regsvr32.exe	explorer.exe
PID 392 wrote to memory of 2660	392	explorer.exe	reg.exe
PID 392 wrote to memory of 2660	392	explorer.exe	reg.exe
PID 392 wrote to memory of 1796	392	explorer.exe	reg.exe
PID 392 wrote to memory of 1796	392	explorer.exe	reg.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\5293642902c17934ac5d239f3e3d78256e7d40d0467fca2c7a4ffc5556743f79.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2460

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\5293642902c17934ac5d239f3e3d78256e7d40d0467fca2c7a4ffc5556743f79.dll
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2668

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:3452

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn wrudoigusi /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\5293642902c17934ac5d239f3e3d78256e7d40d0467fca2c7a4ffc5556743f79.dll\"" /SC ONCE /Z /ST 16:58 /ET 17:10
4⤵
- Creates scheduled task(s)
PID:3108

\??\c:\windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\5293642902c17934ac5d239f3e3d78256e7d40d0467fca2c7a4ffc5556743f79.dll"
1⤵
- Suspicious use of WriteProcessMemory
PID:1068

C:\Windows\SysWOW64\regsvr32.exe
-s "C:\Users\Admin\AppData\Local\Temp\5293642902c17934ac5d239f3e3d78256e7d40d0467fca2c7a4ffc5556743f79.dll"
2⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:884

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Modifies data under HKEY_USERS
- Suspicious use of WriteProcessMemory
PID:392

C:\Windows\system32\reg.exe
C:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /f /t REG_DWORD /v "C:\ProgramData\Microsoft\Uryiwp" /d "0"
4⤵
PID:2660

C:\Windows\system32\reg.exe
C:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /f /t REG_DWORD /v "C:\Users\Admin\AppData\Roaming\Microsoft\Rpamveoppm" /d "0"
4⤵
PID:1796

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

Disabling Security Tools

1

T1089

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\5293642902c17934ac5d239f3e3d78256e7d40d0467fca2c7a4ffc5556743f79.dll
MD5
bb96feaa236ef3d7da3ec44fd6ae2703

SHA1
81467f8b8e6a1461f536d599a8285961ed32c7a2

SHA256
5293642902c17934ac5d239f3e3d78256e7d40d0467fca2c7a4ffc5556743f79

SHA512
7f27590227e68f283678d8487e5eb952fab97ec2d365c1648aa188e7b764647898789304fb94f724eaf8ea284223e30702da9a9c11b5984424a58d369212fff0

Download Submit
\Users\Admin\AppData\Local\Temp\5293642902c17934ac5d239f3e3d78256e7d40d0467fca2c7a4ffc5556743f79.dll
MD5
bb96feaa236ef3d7da3ec44fd6ae2703

SHA1
81467f8b8e6a1461f536d599a8285961ed32c7a2

SHA256
5293642902c17934ac5d239f3e3d78256e7d40d0467fca2c7a4ffc5556743f79

SHA512
7f27590227e68f283678d8487e5eb952fab97ec2d365c1648aa188e7b764647898789304fb94f724eaf8ea284223e30702da9a9c11b5984424a58d369212fff0

Download Submit
memory/392-127-0x0000000000000000-mapping.dmp

Download
memory/392-132-0x0000000002780000-0x00000000027A1000-memory.dmp

Filesize
132KB

Download
memory/392-130-0x0000000002C70000-0x0000000002C71000-memory.dmp

Filesize
4KB

Download
memory/392-131-0x0000000002C70000-0x0000000002C71000-memory.dmp

Filesize
4KB

Download
memory/884-126-0x0000000000A90000-0x0000000000A91000-memory.dmp

Filesize
4KB

Download
memory/884-124-0x0000000000000000-mapping.dmp

Download
memory/1796-129-0x0000000000000000-mapping.dmp

Download
memory/2660-128-0x0000000000000000-mapping.dmp

Download
memory/2668-115-0x0000000000000000-mapping.dmp

Download
memory/2668-116-0x0000000002AF0000-0x0000000002B9E000-memory.dmp

Filesize
696KB

Download
memory/2668-117-0x0000000010000000-0x000000001010D000-memory.dmp

Filesize
1.1MB

Download
memory/3108-119-0x0000000000000000-mapping.dmp

Download
memory/3452-118-0x0000000000000000-mapping.dmp

Download
memory/3452-122-0x0000000000180000-0x00000000001A1000-memory.dmp

Filesize
132KB

Download
memory/3452-121-0x0000000002AA0000-0x0000000002AA1000-memory.dmp

Filesize
4KB

Download
memory/3452-120-0x0000000002AA0000-0x0000000002AA1000-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