qakbot | a9457a1ad7aef20eae672a7e3fb51d6904a72df826e810c5aa30dde9e1b68cb0

General

Target

a5c8870f3c8c0d933420f04e24b6bbdf.dll
Size

471KB
MD5

a5c8870f3c8c0d933420f04e24b6bbdf
SHA1

4478b0c7d641a2c67bbd040ae19a59b7a1d2b485
SHA256

a9457a1ad7aef20eae672a7e3fb51d6904a72df826e810c5aa30dde9e1b68cb0
SHA512

ed6eccf6d9ff904776114e57cf9f11fe1a54facd3189ae51f54731f467fd293efb3d7739dd99a4d21fe2e207b6f14fca1430d66022615eafd3e94fcf967d5516

Score

10^/10

qakbot tr 1632817399 banker evasion stealer trojan

Malware Config

Extracted

Family

qakbot

Version

402.363

Botnet

tr

Campaign

1632817399

C2

105.198.236.99:443

140.82.49.12:443

37.210.152.224:995

89.101.97.139:443

81.241.252.59:2078

27.223.92.142:995

81.250.153.227:2222

73.151.236.31:443

47.22.148.6:443

122.11.220.212:2222

120.151.47.189:443

199.27.127.129:443

216.201.162.158:443

136.232.34.70:443

76.25.142.196:443

181.118.183.94:443

120.150.218.241:995

185.250.148.74:443

95.77.223.148:443

75.66.88.33:443

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

2000 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

1720 schtasks.exe

pid	process
2000	regsvr32.exe

pid	process
1720	schtasks.exe

Modifies data under HKEY_USERS 10 IoCs

Processes:

explorer.exe

description	ioc	process
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Doeduoiv\424e6066 = 11d45d439682967190e520e29db0f956a7ead45efeb9097f7f230bd4c8f6b1ebf0cce9fdedbd576660bb9793cc5e1b3f165d181041d00cde6b7f2f5887b17cedb84681d94bb21d6774eeb9d81cd51fda99785c84358c9bc1806ef11552f0d62473	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Doeduoiv\87fa4889 = c46fe7575cefe6ff5fa6f1801fa90e65d8896b79d25a31e51a1100381b39de87f2518eeafcc5033f2f67c8649ec7ca99d8b47ce3598026047ce8a0c9c094ee072dc6cb19a21c161c4a55	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Doeduoiv\b26598c7 = 2bf62b21c0f2e99766b7bf05ea69a86a416e90554fb940dff19ae4b68efb40e4568c75a51e4c9fc3d220a54a8df357b2747ca0c6	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Doeduoiv\cd2cf731 = a6d75c23816af4bbc216cfa39ec981370e51e712dc9a36e5170f21a4494a298048f0df872a8ceb0adbcc460ca9b1ca1dc45f0e7e5848a430ff79eb1fc5b083689d0a5c0d3646e7f252cf839a0522dfbdd6a529d1fc150750a0d369e7500caf0b6023a6b1e807e68cfb2503f5594d7ff61761b527a4f16aa4ae24	explorer.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Doeduoiv	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Doeduoiv\f8b3277f = f7d03ffe2e6da8da29338e5b43562df5f3615f4de132b960aa774af57a891d8ef16bf2aa7229fd8752df001bf15a337168bc10cbf2066879d990e50225241f0ec650d47cbcb877345ca856632d52ce50238682d3df23280f546e029cea10ce6a58f2a4d4fd81059e39a9276dd5a64fa98a198816e024c16a244cc160e3d7e87b1e9e18102f5dc4a544a81f70e17c0abe05d004c4b41e5bc11208673358ff8082513f63eb0e4ff5097b804ddc0174e4e5edf1d292cf3d	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Doeduoiv\faf20703 = 8b727c1dac3a1439c516df8fc9f0f0ab27831aa8fc62aafe7cdf65c5ec5ad8139caa4c842e9c5801fe9f03c7893a45296aba71c10ac1351a11c28253c6fb7f25f237ee8c185086e3eca45aa25e350a40c4534bdf482015c6bc	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Doeduoiv\3f462fec = 3c5f2ba10d5700da7f53ea229e8f7c448e8d522a1ce20212eca235c1f4fa7fe9818e245ee68430533063448b78b2c39bc9df46652d28ba5b7484e7ac5b4b	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Doeduoiv\400f401a = abd8505528364c7b582b5a27245d06a483a0455c889e490d393bfb40	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Doeduoiv\cd2cf731 = a6d74b23816ac16eaaa7db1ab815d9b5920db6d0e30cc07b49f1e607373089730807cf671ea16469b3cb540288180aaab889dca06c9ff3505f359a82229d43a20e75cffdd015cb601f20ed6cfe72af369950469f8f20a44ef96b68b6c2e59f2f0d5ccf2608	explorer.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

rundll32.exeregsvr32.exe

pid process

1120 rundll32.exe
2000 regsvr32.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

rundll32.exeregsvr32.exe

pid process

1120 rundll32.exe
2000 regsvr32.exe

pid	process
1120	rundll32.exe
2000	regsvr32.exe

pid	process
1120	rundll32.exe
2000	regsvr32.exe

Suspicious use of WriteProcessMemory 43 IoCs

Processes:

rundll32.exerundll32.exeexplorer.exetaskeng.exeregsvr32.exeregsvr32.exeexplorer.exe

description	pid	process	target process
PID 1132 wrote to memory of 1120	1132	rundll32.exe	rundll32.exe
PID 1132 wrote to memory of 1120	1132	rundll32.exe	rundll32.exe
PID 1132 wrote to memory of 1120	1132	rundll32.exe	rundll32.exe
PID 1132 wrote to memory of 1120	1132	rundll32.exe	rundll32.exe
PID 1132 wrote to memory of 1120	1132	rundll32.exe	rundll32.exe
PID 1132 wrote to memory of 1120	1132	rundll32.exe	rundll32.exe
PID 1132 wrote to memory of 1120	1132	rundll32.exe	rundll32.exe
PID 1120 wrote to memory of 1640	1120	rundll32.exe	explorer.exe
PID 1120 wrote to memory of 1640	1120	rundll32.exe	explorer.exe
PID 1120 wrote to memory of 1640	1120	rundll32.exe	explorer.exe
PID 1120 wrote to memory of 1640	1120	rundll32.exe	explorer.exe
PID 1120 wrote to memory of 1640	1120	rundll32.exe	explorer.exe
PID 1120 wrote to memory of 1640	1120	rundll32.exe	explorer.exe
PID 1640 wrote to memory of 1720	1640	explorer.exe	schtasks.exe
PID 1640 wrote to memory of 1720	1640	explorer.exe	schtasks.exe
PID 1640 wrote to memory of 1720	1640	explorer.exe	schtasks.exe
PID 1640 wrote to memory of 1720	1640	explorer.exe	schtasks.exe
PID 1412 wrote to memory of 688	1412	taskeng.exe	regsvr32.exe
PID 1412 wrote to memory of 688	1412	taskeng.exe	regsvr32.exe
PID 1412 wrote to memory of 688	1412	taskeng.exe	regsvr32.exe
PID 1412 wrote to memory of 688	1412	taskeng.exe	regsvr32.exe
PID 1412 wrote to memory of 688	1412	taskeng.exe	regsvr32.exe
PID 688 wrote to memory of 2000	688	regsvr32.exe	regsvr32.exe
PID 688 wrote to memory of 2000	688	regsvr32.exe	regsvr32.exe
PID 688 wrote to memory of 2000	688	regsvr32.exe	regsvr32.exe
PID 688 wrote to memory of 2000	688	regsvr32.exe	regsvr32.exe
PID 688 wrote to memory of 2000	688	regsvr32.exe	regsvr32.exe
PID 688 wrote to memory of 2000	688	regsvr32.exe	regsvr32.exe
PID 688 wrote to memory of 2000	688	regsvr32.exe	regsvr32.exe
PID 2000 wrote to memory of 1104	2000	regsvr32.exe	explorer.exe
PID 2000 wrote to memory of 1104	2000	regsvr32.exe	explorer.exe
PID 2000 wrote to memory of 1104	2000	regsvr32.exe	explorer.exe
PID 2000 wrote to memory of 1104	2000	regsvr32.exe	explorer.exe
PID 2000 wrote to memory of 1104	2000	regsvr32.exe	explorer.exe
PID 2000 wrote to memory of 1104	2000	regsvr32.exe	explorer.exe
PID 1104 wrote to memory of 624	1104	explorer.exe	reg.exe
PID 1104 wrote to memory of 624	1104	explorer.exe	reg.exe
PID 1104 wrote to memory of 624	1104	explorer.exe	reg.exe
PID 1104 wrote to memory of 624	1104	explorer.exe	reg.exe
PID 1104 wrote to memory of 1092	1104	explorer.exe	reg.exe
PID 1104 wrote to memory of 1092	1104	explorer.exe	reg.exe
PID 1104 wrote to memory of 1092	1104	explorer.exe	reg.exe
PID 1104 wrote to memory of 1092	1104	explorer.exe	reg.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a5c8870f3c8c0d933420f04e24b6bbdf.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1132

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a5c8870f3c8c0d933420f04e24b6bbdf.dll,#1
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1120

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:1640

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn ryooxftjp /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\a5c8870f3c8c0d933420f04e24b6bbdf.dll\"" /SC ONCE /Z /ST 16:10 /ET 16:22
4⤵
- Creates scheduled task(s)
PID:1720

C:\Windows\system32\taskeng.exe
taskeng.exe {ECDD0235-4877-40D1-AF65-CCDF207DE774} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:1412

C:\Windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\a5c8870f3c8c0d933420f04e24b6bbdf.dll"
2⤵
- Suspicious use of WriteProcessMemory
PID:688

C:\Windows\SysWOW64\regsvr32.exe
-s "C:\Users\Admin\AppData\Local\Temp\a5c8870f3c8c0d933420f04e24b6bbdf.dll"
3⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2000

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
4⤵
- Modifies data under HKEY_USERS
- Suspicious use of WriteProcessMemory
PID:1104

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\Hjcrtlyrts" /d "0"
5⤵
PID:624

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\Lrlxo" /d "0"
5⤵
PID:1092

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\a5c8870f3c8c0d933420f04e24b6bbdf.dll
MD5
a5c8870f3c8c0d933420f04e24b6bbdf

SHA1
4478b0c7d641a2c67bbd040ae19a59b7a1d2b485

SHA256
a9457a1ad7aef20eae672a7e3fb51d6904a72df826e810c5aa30dde9e1b68cb0

SHA512
ed6eccf6d9ff904776114e57cf9f11fe1a54facd3189ae51f54731f467fd293efb3d7739dd99a4d21fe2e207b6f14fca1430d66022615eafd3e94fcf967d5516

Download Submit
\??\PIPE\wkssvc
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
\Users\Admin\AppData\Local\Temp\a5c8870f3c8c0d933420f04e24b6bbdf.dll
MD5
a5c8870f3c8c0d933420f04e24b6bbdf

SHA1
4478b0c7d641a2c67bbd040ae19a59b7a1d2b485

SHA256
a9457a1ad7aef20eae672a7e3fb51d6904a72df826e810c5aa30dde9e1b68cb0

SHA512
ed6eccf6d9ff904776114e57cf9f11fe1a54facd3189ae51f54731f467fd293efb3d7739dd99a4d21fe2e207b6f14fca1430d66022615eafd3e94fcf967d5516

Download Submit
memory/624-75-0x0000000000000000-mapping.dmp

Download
memory/688-63-0x0000000000000000-mapping.dmp

Download
memory/688-64-0x000007FEFBA11000-0x000007FEFBA13000-memory.dmp

Filesize
8KB

Download
memory/1092-78-0x0000000000000000-mapping.dmp

Download
memory/1104-71-0x0000000000000000-mapping.dmp

Download
memory/1104-77-0x00000000000C0000-0x00000000000E1000-memory.dmp

Filesize
132KB

Download
memory/1120-53-0x0000000000000000-mapping.dmp

Download
memory/1120-54-0x0000000075951000-0x0000000075953000-memory.dmp

Filesize
8KB

Download
memory/1120-56-0x0000000010000000-0x0000000010081000-memory.dmp

Filesize
516KB

Download
memory/1120-55-0x0000000010000000-0x0000000010021000-memory.dmp

Filesize
132KB

Download
memory/1120-57-0x00000000000C0000-0x00000000000C1000-memory.dmp

Filesize
4KB

Download
memory/1640-58-0x0000000000000000-mapping.dmp

Download
memory/1640-62-0x00000000000D0000-0x00000000000F1000-memory.dmp

Filesize
132KB

Download
memory/1640-60-0x0000000074571000-0x0000000074573000-memory.dmp

Filesize
8KB

Download
memory/1720-61-0x0000000000000000-mapping.dmp

Download
memory/2000-70-0x0000000010000000-0x0000000010081000-memory.dmp

Filesize
516KB

Download
memory/2000-66-0x0000000000000000-mapping.dmp

Download
memory/2000-76-0x00000000000D0000-0x00000000000D1000-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