Analysis
-
max time kernel
135s -
max time network
119s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
18-02-2021 03:31
Behavioral task
behavioral1
Sample
document-2137773008.xls
Resource
win7v20201028
General
-
Target
document-2137773008.xls
-
Size
315KB
-
MD5
c4971cda610bf3a984b812bf0eef8d92
-
SHA1
b0c5a877b20bb8bf3df20f36e5e93ec85e2e78d3
-
SHA256
ff5d51cc097fc1e60ecda0894d9c16b52e40ef17cd22b3f62e2f10013aa7f37c
-
SHA512
0692b44fa1bb88249543340035ccfd8f8d91464a716fbef25890d78dadd530d3781d737c9b4a987ab8ccba4506514b07429db4bb89a06caf690c2ffbce5610f3
Malware Config
Extracted
qakbot
tr
1613385567
78.63.226.32:443
197.51.82.72:443
193.248.221.184:2222
95.77.223.148:443
71.199.192.62:443
77.211.30.202:995
80.227.5.69:443
77.27.204.204:995
81.97.154.100:443
173.184.119.153:995
38.92.225.121:443
81.150.181.168:2222
90.65.236.181:2222
83.110.103.152:443
73.153.211.227:443
188.25.63.105:443
89.137.211.239:995
202.188.138.162:443
98.173.34.212:995
87.202.87.210:2222
195.12.154.8:443
47.217.24.69:6881
182.48.193.200:443
108.160.123.244:443
96.57.188.174:2222
45.118.216.157:443
84.72.35.226:443
172.115.177.204:2222
86.236.77.68:2222
82.127.125.209:990
176.181.247.197:443
97.69.160.4:2222
90.101.117.122:2222
189.223.201.91:443
140.82.49.12:443
2.7.69.217:2222
83.110.12.140:2222
85.132.36.111:2222
197.45.110.165:995
149.28.99.97:995
45.63.107.192:2222
149.28.98.196:2222
149.28.99.97:2222
144.202.38.185:443
149.28.99.97:443
45.63.107.192:443
45.63.107.192:995
144.202.38.185:2222
149.28.101.90:995
149.28.101.90:2222
149.28.101.90:8443
45.32.211.207:8443
149.28.98.196:995
149.28.98.196:443
45.32.211.207:995
149.28.101.90:443
207.246.77.75:443
45.77.115.208:8443
207.246.77.75:995
207.246.77.75:2222
45.32.211.207:2222
45.32.211.207:443
45.77.115.208:995
144.202.38.185:995
45.77.115.208:2222
207.246.116.237:8443
207.246.116.237:2222
207.246.77.75:8443
207.246.116.237:995
207.246.116.237:443
45.77.117.108:443
45.77.117.108:995
45.77.117.108:8443
45.77.117.108:2222
45.77.115.208:443
89.3.198.238:443
2.232.253.79:995
73.25.124.140:2222
136.232.34.70:443
157.131.108.180:443
217.133.54.140:32100
195.43.173.70:443
86.98.93.124:2078
176.205.222.30:2078
105.96.8.96:443
50.29.166.232:995
27.223.92.142:995
119.153.62.76:3389
47.187.115.228:443
67.6.12.4:443
65.27.228.247:443
23.240.70.80:995
216.201.162.158:443
139.216.137.189:995
64.121.114.87:443
79.129.121.81:995
172.87.157.235:3389
75.118.1.141:443
75.136.26.147:443
96.250.60.138:443
50.244.112.106:443
115.133.243.6:443
47.196.192.184:443
45.46.53.140:2222
105.198.236.101:443
144.139.166.18:443
196.151.252.84:443
71.197.126.250:443
196.221.207.137:995
71.117.132.169:443
74.68.144.202:443
76.25.142.196:443
98.240.24.57:443
144.139.47.206:443
86.245.46.27:2222
173.21.10.71:2222
78.97.207.104:443
86.220.60.133:2222
69.245.102.225:443
94.53.92.42:443
71.74.12.34:443
84.247.55.190:8443
173.25.45.66:443
46.153.55.149:995
78.22.58.205:3389
105.198.236.99:443
24.152.219.253:995
82.76.47.211:443
189.223.234.23:995
96.37.113.36:993
47.187.74.181:443
50.25.89.74:443
174.104.31.209:443
199.19.117.131:443
201.143.235.13:443
189.146.183.105:443
181.48.190.78:443
189.223.97.175:443
47.22.148.6:443
173.70.165.101:995
74.222.204.82:995
75.67.192.125:443
32.210.98.6:443
106.51.52.111:443
59.90.246.200:443
70.49.88.199:2222
186.28.51.27:443
98.252.118.134:443
209.210.187.52:995
189.210.115.207:443
Signatures
-
Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
rundll32.exedescription pid pid_target process target process Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 436 4640 rundll32.exe EXCEL.EXE -
Loads dropped DLL 4 IoCs
Processes:
rundll32.exeregsvr32.exepid process 580 rundll32.exe 580 rundll32.exe 1788 regsvr32.exe 1788 regsvr32.exe -
Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
rundll32.exedescription ioc process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\Service rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_SANU&PROD_SANU_DVD-ROM\4&37CE57BA&0&010000 rundll32.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\DeviceDesc rundll32.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\Service rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_&PROD_HEARTDISK\4&37CE57BA&0&000000 rundll32.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\DeviceDesc rundll32.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 4640 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
rundll32.exepid process 580 rundll32.exe 580 rundll32.exe 580 rundll32.exe 580 rundll32.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
rundll32.exepid process 580 rundll32.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
EXCEL.EXEpid process 4640 EXCEL.EXE 4640 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 4640 EXCEL.EXE 4640 EXCEL.EXE 4640 EXCEL.EXE 4640 EXCEL.EXE 4640 EXCEL.EXE 4640 EXCEL.EXE 4640 EXCEL.EXE 4640 EXCEL.EXE 4640 EXCEL.EXE 4640 EXCEL.EXE 4640 EXCEL.EXE 4640 EXCEL.EXE -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
EXCEL.EXErundll32.exerundll32.exeexplorer.exeregsvr32.exedescription pid process target process PID 4640 wrote to memory of 436 4640 EXCEL.EXE rundll32.exe PID 4640 wrote to memory of 436 4640 EXCEL.EXE rundll32.exe PID 436 wrote to memory of 580 436 rundll32.exe rundll32.exe PID 436 wrote to memory of 580 436 rundll32.exe rundll32.exe PID 436 wrote to memory of 580 436 rundll32.exe rundll32.exe PID 580 wrote to memory of 1560 580 rundll32.exe explorer.exe PID 580 wrote to memory of 1560 580 rundll32.exe explorer.exe PID 580 wrote to memory of 1560 580 rundll32.exe explorer.exe PID 580 wrote to memory of 1560 580 rundll32.exe explorer.exe PID 580 wrote to memory of 1560 580 rundll32.exe explorer.exe PID 1560 wrote to memory of 1724 1560 explorer.exe schtasks.exe PID 1560 wrote to memory of 1724 1560 explorer.exe schtasks.exe PID 1560 wrote to memory of 1724 1560 explorer.exe schtasks.exe PID 4012 wrote to memory of 1788 4012 regsvr32.exe regsvr32.exe PID 4012 wrote to memory of 1788 4012 regsvr32.exe regsvr32.exe PID 4012 wrote to memory of 1788 4012 regsvr32.exe regsvr32.exe
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\document-2137773008.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\SYSTEM32\rundll32.exerundll32 ..\woifm.cjd,DllRegisterServer2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\rundll32.exerundll32 ..\woifm.cjd,DllRegisterServer3⤵
- Loads dropped DLL
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe4⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn evmgmkmb /tr "regsvr32.exe -s \"C:\Users\Admin\woifm.cjd\"" /SC ONCE /Z /ST 03:29 /ET 03:415⤵
- Creates scheduled task(s)
-
\??\c:\windows\system32\regsvr32.exeregsvr32.exe -s "C:\Users\Admin\woifm.cjd"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\regsvr32.exe-s "C:\Users\Admin\woifm.cjd"2⤵
- Loads dropped DLL
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\woifm.cjdMD5
d64a0eaa481037030a4def6d5d958c8c
SHA155618ba84537ea39f5675b1d0cc3bc16a95d0037
SHA2562a6dc00bdcacd9e65a4b99d9d8dd4db64554a2db3e5f0a2f9d2702b99d88ac0f
SHA512ff5ad2d8cbb7087752da3b2fccf8c2c45059fa545dc0719aa90765d145df76bc77bf1589735acf01547c67763b64ae6998590a7dfa59ae41d0302453c0298b4b
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C:\Users\Admin\woifm.cjdMD5
c932cf352c7f9a7748dc28b3b1a8ac1c
SHA1d79ac5e409fc6ed8243c6824a7b5e8daef6320b6
SHA256743677c0b3adcaad1c801e7b9ab5b116ca6aac844976a18520151a2310b7f4d8
SHA512666446768759973fa4e09888e9980c6d91d4eb0ed34a5c94d05d25aba337e1624b43ae525203cd4e0f69d2c36fb7c2f0a8006ef8935a716c04537afc73c1cf65
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\Users\Admin\woifm.cjdMD5
c932cf352c7f9a7748dc28b3b1a8ac1c
SHA1d79ac5e409fc6ed8243c6824a7b5e8daef6320b6
SHA256743677c0b3adcaad1c801e7b9ab5b116ca6aac844976a18520151a2310b7f4d8
SHA512666446768759973fa4e09888e9980c6d91d4eb0ed34a5c94d05d25aba337e1624b43ae525203cd4e0f69d2c36fb7c2f0a8006ef8935a716c04537afc73c1cf65
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\Users\Admin\woifm.cjdMD5
c932cf352c7f9a7748dc28b3b1a8ac1c
SHA1d79ac5e409fc6ed8243c6824a7b5e8daef6320b6
SHA256743677c0b3adcaad1c801e7b9ab5b116ca6aac844976a18520151a2310b7f4d8
SHA512666446768759973fa4e09888e9980c6d91d4eb0ed34a5c94d05d25aba337e1624b43ae525203cd4e0f69d2c36fb7c2f0a8006ef8935a716c04537afc73c1cf65
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\Users\Admin\woifm.cjdMD5
d64a0eaa481037030a4def6d5d958c8c
SHA155618ba84537ea39f5675b1d0cc3bc16a95d0037
SHA2562a6dc00bdcacd9e65a4b99d9d8dd4db64554a2db3e5f0a2f9d2702b99d88ac0f
SHA512ff5ad2d8cbb7087752da3b2fccf8c2c45059fa545dc0719aa90765d145df76bc77bf1589735acf01547c67763b64ae6998590a7dfa59ae41d0302453c0298b4b
-
\Users\Admin\woifm.cjdMD5
d64a0eaa481037030a4def6d5d958c8c
SHA155618ba84537ea39f5675b1d0cc3bc16a95d0037
SHA2562a6dc00bdcacd9e65a4b99d9d8dd4db64554a2db3e5f0a2f9d2702b99d88ac0f
SHA512ff5ad2d8cbb7087752da3b2fccf8c2c45059fa545dc0719aa90765d145df76bc77bf1589735acf01547c67763b64ae6998590a7dfa59ae41d0302453c0298b4b
-
memory/436-7-0x0000000000000000-mapping.dmp
-
memory/580-13-0x00000000004D0000-0x00000000004D1000-memory.dmpFilesize
4KB
-
memory/580-12-0x0000000000A01000-0x0000000000A0B000-memory.dmpFilesize
40KB
-
memory/580-9-0x0000000000000000-mapping.dmp
-
memory/580-14-0x0000000000A00000-0x0000000000A5F000-memory.dmpFilesize
380KB
-
memory/1560-18-0x00000000030B0000-0x00000000030E5000-memory.dmpFilesize
212KB
-
memory/1560-15-0x0000000000000000-mapping.dmp
-
memory/1560-17-0x00000000030B0000-0x00000000030E5000-memory.dmpFilesize
212KB
-
memory/1724-16-0x0000000000000000-mapping.dmp
-
memory/1788-20-0x0000000000000000-mapping.dmp
-
memory/4640-6-0x00007FF9A2350000-0x00007FF9A2360000-memory.dmpFilesize
64KB
-
memory/4640-2-0x00007FF9A2350000-0x00007FF9A2360000-memory.dmpFilesize
64KB
-
memory/4640-5-0x00007FF9C90D0000-0x00007FF9C9707000-memory.dmpFilesize
6.2MB
-
memory/4640-4-0x00007FF9A2350000-0x00007FF9A2360000-memory.dmpFilesize
64KB
-
memory/4640-3-0x00007FF9A2350000-0x00007FF9A2360000-memory.dmpFilesize
64KB