qakbot | b0fbb65a2b1d4e9a768cc9b12572ca901e1f8fa89122d3278c01e05cc88adf2a

General

Target

test.test.dll
Size

833KB
MD5

d231b82cf87bedf852d37b777091f9ab
SHA1

caf637521a9e025749bd9b720f4c83d8353af104
SHA256

b0fbb65a2b1d4e9a768cc9b12572ca901e1f8fa89122d3278c01e05cc88adf2a
SHA512

292a6472a2888f7add714db5a460f810ea22c97eea62b9d59471cfc2026a61c0fbd12ed9c42b08f0f8cdea4591bc3e60fcd8351305ef26463403fb1d5fd01bc5

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

3660 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

3948 schtasks.exe

pid	process
3660	regsvr32.exe

pid	process
3948	schtasks.exe

Modifies data under HKEY_USERS 10 IoCs

Processes:

explorer.exe

description	ioc	process
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Wuedumbuhvyv\9b9b223d = 678348e8ac9ced97d1f72145c7d25521f2e02c5a41e375459d17a6e03284d84d00585f2d2e7e2be5639d2076cf7064c18601daf39e08fa055deaf668691c638d42bab4ef33	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Wuedumbuhvyv\5c6e2aae = 2b46bb76cc04ec52c0892624ce4ad31ed97fc26794a551b708ee08d8ecf4e710b210404b6e15280339f9f434b57d42b9699c1c71b34af8c2a21efb863079b99e318cbd55ac62527185cf	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Wuedumbuhvyv\e4d24dcb = b5d8880697e912d83fac0d8e64224c8cf49d374708149803b1befc2cb34142bd2be9eb6059d7fc864d8d0af31547b145cffac72883493c2c2395207cf9d08552b3dc44027faa4aee86f94e650ba815bc45bc05bb5fc436000979a4c428dbfa3c1e9b35de6ad9462d1aaf9c3ca20f4e7ecc9cf81da2bca90a837382d51e140b47457914cdb5edb7c638d1687fb842eb63d8c326fccd39dc20968b56a997f18a	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Wuedumbuhvyv\5e2f0ad2 = c90aa982e091e0a8bff72e37df38d6c5970339c66cde413ffd1109287532ffaae4e4ed25842512508a0156fb34da1e90b3a58e5377481e4ab9a3ac766f7a6f129bedf3ac	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Wuedumbuhvyv\e6936db7 = 64fe9060f70bc4041072e6158fa55636c7562d441b78520f4f8af76b854ca683d69fdcdf3623b9ba37b0f872ad0e174d231139c73e2c035afcafb4a5218c0107f49c202643fc304ddd687810f55c8efa3343016e124ab07e910048c234468511c71580575be7d94fd89e2fea	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Wuedumbuhvyv\23274558 = 3a1d0f629619eda8bd8450d6fed872d137308d98868f4615197c6e85e72ff9238fdbf6b4598f0c3145d461a589dd83e7f07915df472b91f65f4b96d25743fd1c73598604	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Wuedumbuhvyv\ae04f273 = e9a95dc014417fc93fbbac0551525f61b1587c5069c9c5ce92b59d48e9a2dd4cb52c275b0ca803756ff9e365770a4b6dc4d836da23f3b9d7746e499d3661a7ea48614f48d5e66a400dac3d5e05a757	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Wuedumbuhvyv\d14d9d85 = 6e865fad7ae44f98632f1ae1c1d29546be584d04b70cc27b11afea646ce3de96823ac6c6536fafdeb63ff6a4492f9fd06465be23d43b90250fb13e920cc39e8366c21d8976fce78f4fac79ea519250884f109d83ebcf9a04	explorer.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Wuedumbuhvyv	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Wuedumbuhvyv\d14d9d85 = 6e8648ad7ae47aec1203e7b071e7ef873760ee26c71d45f5efc57497117bc58cad8afd82ffd13d4b0da0176329d484ff19ace94adc167b46a7b587618bc6842982f755	explorer.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exeregsvr32.exe

pid process

3352 rundll32.exe
3352 rundll32.exe
3660 regsvr32.exe
3660 regsvr32.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

rundll32.exeregsvr32.exe

pid process

3352 rundll32.exe
3660 regsvr32.exe

pid	process
3352	rundll32.exe
3352	rundll32.exe
3660	regsvr32.exe
3660	regsvr32.exe

pid	process
3352	rundll32.exe
3660	regsvr32.exe

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

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

description	pid	process	target process
PID 2492 wrote to memory of 3352	2492	rundll32.exe	rundll32.exe
PID 2492 wrote to memory of 3352	2492	rundll32.exe	rundll32.exe
PID 2492 wrote to memory of 3352	2492	rundll32.exe	rundll32.exe
PID 3352 wrote to memory of 3028	3352	rundll32.exe	explorer.exe
PID 3352 wrote to memory of 3028	3352	rundll32.exe	explorer.exe
PID 3352 wrote to memory of 3028	3352	rundll32.exe	explorer.exe
PID 3352 wrote to memory of 3028	3352	rundll32.exe	explorer.exe
PID 3352 wrote to memory of 3028	3352	rundll32.exe	explorer.exe
PID 3028 wrote to memory of 3948	3028	explorer.exe	schtasks.exe
PID 3028 wrote to memory of 3948	3028	explorer.exe	schtasks.exe
PID 3028 wrote to memory of 3948	3028	explorer.exe	schtasks.exe
PID 616 wrote to memory of 3660	616	regsvr32.exe	regsvr32.exe
PID 616 wrote to memory of 3660	616	regsvr32.exe	regsvr32.exe
PID 616 wrote to memory of 3660	616	regsvr32.exe	regsvr32.exe
PID 3660 wrote to memory of 2404	3660	regsvr32.exe	explorer.exe
PID 3660 wrote to memory of 2404	3660	regsvr32.exe	explorer.exe
PID 3660 wrote to memory of 2404	3660	regsvr32.exe	explorer.exe
PID 3660 wrote to memory of 2404	3660	regsvr32.exe	explorer.exe
PID 3660 wrote to memory of 2404	3660	regsvr32.exe	explorer.exe
PID 2404 wrote to memory of 3204	2404	explorer.exe	reg.exe
PID 2404 wrote to memory of 3204	2404	explorer.exe	reg.exe
PID 2404 wrote to memory of 1788	2404	explorer.exe	reg.exe
PID 2404 wrote to memory of 1788	2404	explorer.exe	reg.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\test.test.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2492

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\test.test.dll,#1
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3352

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:3028

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn qswaptiu /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\test.test.dll\"" /SC ONCE /Z /ST 18:56 /ET 19:08
4⤵
- Creates scheduled task(s)
PID:3948

\??\c:\windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\test.test.dll"
1⤵
- Suspicious use of WriteProcessMemory
PID:616

C:\Windows\SysWOW64\regsvr32.exe
-s "C:\Users\Admin\AppData\Local\Temp\test.test.dll"
2⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3660

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Modifies data under HKEY_USERS
- Suspicious use of WriteProcessMemory
PID:2404

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\Ewiejxintr" /d "0"
4⤵
PID:3204

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\Xvzevfldev" /d "0"
4⤵
PID:1788

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\test.test.dll
MD5
d231b82cf87bedf852d37b777091f9ab

SHA1
caf637521a9e025749bd9b720f4c83d8353af104

SHA256
b0fbb65a2b1d4e9a768cc9b12572ca901e1f8fa89122d3278c01e05cc88adf2a

SHA512
292a6472a2888f7add714db5a460f810ea22c97eea62b9d59471cfc2026a61c0fbd12ed9c42b08f0f8cdea4591bc3e60fcd8351305ef26463403fb1d5fd01bc5

Download Submit
\Users\Admin\AppData\Local\Temp\test.test.dll
MD5
d231b82cf87bedf852d37b777091f9ab

SHA1
caf637521a9e025749bd9b720f4c83d8353af104

SHA256
b0fbb65a2b1d4e9a768cc9b12572ca901e1f8fa89122d3278c01e05cc88adf2a

SHA512
292a6472a2888f7add714db5a460f810ea22c97eea62b9d59471cfc2026a61c0fbd12ed9c42b08f0f8cdea4591bc3e60fcd8351305ef26463403fb1d5fd01bc5

Download Submit
memory/1788-134-0x0000000000000000-mapping.dmp

Download
memory/2404-137-0x0000000002750000-0x0000000002771000-memory.dmp

Filesize
132KB

Download
memory/2404-135-0x0000000002BC0000-0x0000000002BC1000-memory.dmp

Filesize
4KB

Download
memory/2404-136-0x0000000002BC0000-0x0000000002BC1000-memory.dmp

Filesize
4KB

Download
memory/2404-132-0x0000000000000000-mapping.dmp

Download
memory/3028-120-0x0000000000000000-mapping.dmp

Download
memory/3028-124-0x0000000002CA0000-0x0000000002CC1000-memory.dmp

Filesize
132KB

Download
memory/3028-122-0x0000000003090000-0x0000000003091000-memory.dmp

Filesize
4KB

Download
memory/3028-123-0x0000000003090000-0x0000000003091000-memory.dmp

Filesize
4KB

Download
memory/3204-133-0x0000000000000000-mapping.dmp

Download
memory/3352-115-0x0000000000000000-mapping.dmp

Download
memory/3352-116-0x0000000073F30000-0x00000000740A1000-memory.dmp

Filesize
1.4MB

Download
memory/3352-117-0x0000000002BE0000-0x0000000002BE1000-memory.dmp

Filesize
4KB

Download
memory/3352-119-0x0000000073F30000-0x00000000740A1000-memory.dmp

Filesize
1.4MB

Download
memory/3352-118-0x0000000073F30000-0x0000000073F51000-memory.dmp

Filesize
132KB

Download
memory/3660-126-0x0000000000000000-mapping.dmp

Download
memory/3660-131-0x0000000002E90000-0x0000000002E91000-memory.dmp

Filesize
4KB

Download
memory/3660-130-0x0000000072C90000-0x0000000072E01000-memory.dmp

Filesize
1.4MB

Download
memory/3660-129-0x0000000072C90000-0x0000000072CB1000-memory.dmp

Filesize
132KB

Download
memory/3660-128-0x0000000072C90000-0x0000000072E01000-memory.dmp

Filesize
1.4MB

Download
memory/3948-121-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads