qakbot | f2c2bac76a43fb2fdd3568a40c01d31658a0be107c60cd852b6c0f93f511ae22

General

Target

n.dll
Size

882KB
MD5

1c3923d315fe8e7dbdb73a561a509cea
SHA1

aef093a9a5192c4c933113a2ca72048c259b31cf
SHA256

f2c2bac76a43fb2fdd3568a40c01d31658a0be107c60cd852b6c0f93f511ae22
SHA512

4b3c282b13a97d4cac72718e4c46dc5a8cad1e231ff5b6ed6dba47f8dc23db0b9a1f3b75633f6fa92b2efb716ef6bc25ac180a4a6530f023d463d7f58286f1b8

Score

10^/10

qakbot tr 1633597626 banker evasion stealer trojan

Malware Config

Extracted

Family

qakbot

Version

402.363

Botnet

tr

Campaign

1633597626

C2

120.150.218.241:995

185.250.148.74:443

89.137.52.44:443

66.103.170.104:2222

86.8.177.143:443

216.201.162.158:443

174.54.193.186:443

103.148.120.144:443

188.50.169.158:443

124.123.42.115:2222

140.82.49.12:443

199.27.127.129:443

81.241.252.59:2078

209.142.97.161:995

209.50.20.255:443

73.230.205.91:443

200.232.214.222:995

103.142.10.177:443

2.222.167.138:443

41.228.22.180:443

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

2036 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

1216 schtasks.exe

pid	process
2036	regsvr32.exe

pid	process
1216	schtasks.exe

Modifies data under HKEY_USERS 10 IoCs

Processes:

explorer.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Hzedpeim	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Hzedpeim\3db6fca2 = 784b65bf64ef6a4c608f7ad370290a9cd45ce6526516131fc881a1cdde67662d7ea58e12aa8896d7dc764f7ce6507e9b3944e139b031f7d9128e07edff2184dd0103bc4a98aafc7e8120e39996e368da6c065be27dbaf87c1a1bc8801d1226a2bcca189ca3c51ad1f99e12	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Hzedpeim\b0954b89 = e77264acedd55b0009fc0c115ea37d4698a5e17336a24319c85b595b29c5089710d68aeda9997736e370dbd4ad0725a595a3a2f9f2a42af61076e3afdbbf52293d1f4685403188f5beccd4a5ea9f135a6d0688c1a81959c8a0f20ee32d1d61dcf4364d53b8	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Hzedpeim\cfdc247f = e047390b9220c2f0391b865f4d1ba0abf894590fe49d856c73f087adc6c8151b245eed19ade910ae7b4f71b731c0e6133c02cfffa9325edd31dda4e655a8d1de70594d06ebcc6c113a0d32a7ac5c61961807027261c11acc3723aa690917fa0322a4e9464737251b6ebed729cc6f	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Hzedpeim\cfdc247f = e0472e0b9220f7490375af1fec4a8ac25eab3f38cb3d7a768eaa5abf6a0a4428806bd2e0f97111e4a3a722c2c7f3522480cca1872a085168e57d20c2a0374c454fb02978491d06107bb38325b7004b28d1f785c015631f7e44	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Hzedpeim\fa43f431 = ead0a16b49682d0dd61cf25456f0cb34425e556effe83d0f2a59d40bbdc32964fe10b2f835adb6fbb4a6e83e6e177083d75ad492155aadb545dff25b0fddb672be89d4a99016bf082104d737868d36ff94e189ac2f61014604e3754f0f685656d385701d654fc1e78234b237bd9dc38e6c940442e908daa93063e13a4e5b0529920f8f1856c49ef0cecaf452806c9ae87cc9ecee169fceabf2f65e	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Hzedpeim\f802d44d = a143e70f73c9b967e7f98deaf2d61d9e2c918af0398c17da8ffc59698cea0dc9aaaf45caae48453dfa61188e769b2d7436	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Hzedpeim\40beb328 = 24a4b64e518172ade5f1fa199edc28f6f10cffaabf43b96e0edaf20fcc5ff58e8181d38d7f630ed1511fcee923dc053d0f260b3a	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Hzedpeim\850a9bc7 = 078811b238dc691e61108a148cefc9354dca35387e888bb0e9c5feccc5	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Hzedpeim\42ff9354 = 91f15818ee2369ab86efee9b0cfd5f4c575e256cc46514a4693134e005a24186087c9dd03c00abd1	explorer.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

rundll32.exeregsvr32.exe

pid process

1720 rundll32.exe
2036 regsvr32.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

rundll32.exeregsvr32.exe

pid process

1720 rundll32.exe
2036 regsvr32.exe

pid	process
1720	rundll32.exe
2036	regsvr32.exe

pid	process
1720	rundll32.exe
2036	regsvr32.exe

Suspicious use of WriteProcessMemory 43 IoCs

Processes:

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

description	pid	process	target process
PID 336 wrote to memory of 1720	336	rundll32.exe	rundll32.exe
PID 336 wrote to memory of 1720	336	rundll32.exe	rundll32.exe
PID 336 wrote to memory of 1720	336	rundll32.exe	rundll32.exe
PID 336 wrote to memory of 1720	336	rundll32.exe	rundll32.exe
PID 336 wrote to memory of 1720	336	rundll32.exe	rundll32.exe
PID 336 wrote to memory of 1720	336	rundll32.exe	rundll32.exe
PID 336 wrote to memory of 1720	336	rundll32.exe	rundll32.exe
PID 1720 wrote to memory of 1324	1720	rundll32.exe	explorer.exe
PID 1720 wrote to memory of 1324	1720	rundll32.exe	explorer.exe
PID 1720 wrote to memory of 1324	1720	rundll32.exe	explorer.exe
PID 1720 wrote to memory of 1324	1720	rundll32.exe	explorer.exe
PID 1720 wrote to memory of 1324	1720	rundll32.exe	explorer.exe
PID 1720 wrote to memory of 1324	1720	rundll32.exe	explorer.exe
PID 1324 wrote to memory of 1216	1324	explorer.exe	schtasks.exe
PID 1324 wrote to memory of 1216	1324	explorer.exe	schtasks.exe
PID 1324 wrote to memory of 1216	1324	explorer.exe	schtasks.exe
PID 1324 wrote to memory of 1216	1324	explorer.exe	schtasks.exe
PID 1984 wrote to memory of 2020	1984	taskeng.exe	regsvr32.exe
PID 1984 wrote to memory of 2020	1984	taskeng.exe	regsvr32.exe
PID 1984 wrote to memory of 2020	1984	taskeng.exe	regsvr32.exe
PID 1984 wrote to memory of 2020	1984	taskeng.exe	regsvr32.exe
PID 1984 wrote to memory of 2020	1984	taskeng.exe	regsvr32.exe
PID 2020 wrote to memory of 2036	2020	regsvr32.exe	regsvr32.exe
PID 2020 wrote to memory of 2036	2020	regsvr32.exe	regsvr32.exe
PID 2020 wrote to memory of 2036	2020	regsvr32.exe	regsvr32.exe
PID 2020 wrote to memory of 2036	2020	regsvr32.exe	regsvr32.exe
PID 2020 wrote to memory of 2036	2020	regsvr32.exe	regsvr32.exe
PID 2020 wrote to memory of 2036	2020	regsvr32.exe	regsvr32.exe
PID 2020 wrote to memory of 2036	2020	regsvr32.exe	regsvr32.exe
PID 2036 wrote to memory of 1572	2036	regsvr32.exe	explorer.exe
PID 2036 wrote to memory of 1572	2036	regsvr32.exe	explorer.exe
PID 2036 wrote to memory of 1572	2036	regsvr32.exe	explorer.exe
PID 2036 wrote to memory of 1572	2036	regsvr32.exe	explorer.exe
PID 2036 wrote to memory of 1572	2036	regsvr32.exe	explorer.exe
PID 2036 wrote to memory of 1572	2036	regsvr32.exe	explorer.exe
PID 1572 wrote to memory of 1080	1572	explorer.exe	reg.exe
PID 1572 wrote to memory of 1080	1572	explorer.exe	reg.exe
PID 1572 wrote to memory of 1080	1572	explorer.exe	reg.exe
PID 1572 wrote to memory of 1080	1572	explorer.exe	reg.exe
PID 1572 wrote to memory of 1676	1572	explorer.exe	reg.exe
PID 1572 wrote to memory of 1676	1572	explorer.exe	reg.exe
PID 1572 wrote to memory of 1676	1572	explorer.exe	reg.exe
PID 1572 wrote to memory of 1676	1572	explorer.exe	reg.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\n.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:336

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\n.dll,#1
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1720

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:1324

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn efbgjmwq /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\n.dll\"" /SC ONCE /Z /ST 17:04 /ET 17:16
4⤵
- Creates scheduled task(s)
PID:1216

C:\Windows\system32\taskeng.exe
taskeng.exe {BCE1ECAB-2FC0-437F-ADDA-E71A6D7C1A3E} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:1984

C:\Windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\n.dll"
2⤵
- Suspicious use of WriteProcessMemory
PID:2020

C:\Windows\SysWOW64\regsvr32.exe
-s "C:\Users\Admin\AppData\Local\Temp\n.dll"
3⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2036

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
4⤵
- Modifies data under HKEY_USERS
- Suspicious use of WriteProcessMemory
PID:1572

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\Zbpyakxfebu" /d "0"
5⤵
PID:1080

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\Gqhaajhxep" /d "0"
5⤵
PID:1676

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\n.dll
MD5
1c3923d315fe8e7dbdb73a561a509cea

SHA1
aef093a9a5192c4c933113a2ca72048c259b31cf

SHA256
f2c2bac76a43fb2fdd3568a40c01d31658a0be107c60cd852b6c0f93f511ae22

SHA512
4b3c282b13a97d4cac72718e4c46dc5a8cad1e231ff5b6ed6dba47f8dc23db0b9a1f3b75633f6fa92b2efb716ef6bc25ac180a4a6530f023d463d7f58286f1b8

Download Submit
\Users\Admin\AppData\Local\Temp\n.dll
MD5
1c3923d315fe8e7dbdb73a561a509cea

SHA1
aef093a9a5192c4c933113a2ca72048c259b31cf

SHA256
f2c2bac76a43fb2fdd3568a40c01d31658a0be107c60cd852b6c0f93f511ae22

SHA512
4b3c282b13a97d4cac72718e4c46dc5a8cad1e231ff5b6ed6dba47f8dc23db0b9a1f3b75633f6fa92b2efb716ef6bc25ac180a4a6530f023d463d7f58286f1b8

Download Submit
memory/1080-86-0x0000000000000000-mapping.dmp

Download
memory/1216-71-0x0000000000000000-mapping.dmp

Download
memory/1324-66-0x00000000000C0000-0x00000000000C2000-memory.dmp

Filesize
8KB

Download
memory/1324-67-0x0000000000000000-mapping.dmp

Download
memory/1324-69-0x0000000074DF1000-0x0000000074DF3000-memory.dmp

Filesize
8KB

Download
memory/1324-70-0x0000000000370000-0x0000000000391000-memory.dmp

Filesize
132KB

Download
memory/1572-88-0x0000000000080000-0x00000000000A1000-memory.dmp

Filesize
132KB

Download
memory/1572-83-0x0000000000000000-mapping.dmp

Download
memory/1676-87-0x0000000000000000-mapping.dmp

Download
memory/1720-65-0x0000000074F60000-0x00000000750D2000-memory.dmp

Filesize
1.4MB

Download
memory/1720-60-0x0000000000000000-mapping.dmp

Download
memory/1720-64-0x0000000000120000-0x0000000000121000-memory.dmp

Filesize
4KB

Download
memory/1720-63-0x0000000074F60000-0x0000000074F81000-memory.dmp

Filesize
132KB

Download
memory/1720-62-0x0000000074F60000-0x00000000750D2000-memory.dmp

Filesize
1.4MB

Download
memory/1720-61-0x0000000075D11000-0x0000000075D13000-memory.dmp

Filesize
8KB

Download
memory/2020-73-0x000007FEFC251000-0x000007FEFC253000-memory.dmp

Filesize
8KB

Download
memory/2020-72-0x0000000000000000-mapping.dmp

Download
memory/2036-81-0x00000000744F0000-0x0000000074662000-memory.dmp

Filesize
1.4MB

Download
memory/2036-79-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2036-80-0x00000000744F0000-0x0000000074511000-memory.dmp

Filesize
132KB

Download
memory/2036-78-0x00000000744F0000-0x0000000074662000-memory.dmp

Filesize
1.4MB

Download
memory/2036-75-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads