Analysis
-
max time kernel
150s -
max time network
119s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
26-01-2021 17:06
Static task
static1
Behavioral task
behavioral1
Sample
particulars-01.26.21.doc
Resource
win7v20201028
Behavioral task
behavioral2
Sample
particulars-01.26.21.doc
Resource
win10v20201028
General
-
Target
particulars-01.26.21.doc
-
Size
74KB
-
MD5
e54aa6017f53064aa6c231615e98ff95
-
SHA1
1f3ad3e8ec787a4853cd18ea286d7fc671add9d2
-
SHA256
17cd3c11fba639c1fe987a79a1b998afe741636ac607254cc134eea02c63f658
-
SHA512
70751ae4f020950c69fbc82d9e1da95dd91dc6f826c94176f58f8ef17325918643ead3cc5c56e08b69f9df039d99d12c2327d2bff745fa01103128bdef00d7b7
Malware Config
Extracted
qakbot
krk01
1611569149
31.5.21.66:995
89.3.198.238:443
202.188.138.162:443
188.24.128.253:443
175.141.219.71:443
151.60.15.183:443
184.189.122.72:443
80.227.5.70:443
140.82.49.12:443
89.211.241.100:995
81.97.154.100:443
77.27.174.49:995
92.154.83.96:2078
42.3.8.54:443
71.187.170.235:443
46.153.36.53:995
71.182.142.63:443
105.186.102.16:443
50.244.112.106:443
78.63.226.32:443
85.132.36.111:2222
68.186.192.69:443
75.136.40.155:443
68.225.60.77:995
144.139.47.206:443
79.129.121.81:995
98.121.187.78:443
75.67.192.125:443
216.201.162.158:443
2.50.2.216:443
75.136.26.147:443
84.72.35.226:443
172.78.30.215:443
105.198.236.99:443
83.110.102.100:443
193.248.221.184:2222
190.85.91.154:443
96.37.113.36:993
83.110.108.181:2222
88.233.91.244:443
95.77.223.148:443
207.246.77.75:2222
86.236.77.68:2222
207.246.77.75:443
45.63.107.192:995
77.211.30.202:995
149.28.99.97:443
207.246.77.75:8443
149.28.98.196:2222
207.246.116.237:995
207.246.116.237:8443
149.28.99.97:995
207.246.77.75:995
207.246.116.237:2222
45.77.115.208:443
45.32.211.207:995
149.28.101.90:8443
149.28.101.90:443
149.28.99.97:2222
172.115.177.204:2222
144.202.38.185:995
207.246.116.237:443
149.28.98.196:443
144.202.38.185:443
149.28.101.90:995
45.32.211.207:2222
45.32.211.207:443
45.32.211.207:8443
149.28.98.196:995
144.202.38.185:2222
45.63.107.192:443
149.28.101.90:2222
45.63.107.192:2222
45.77.115.208:2222
196.151.252.84:443
105.198.236.101:443
82.76.47.211:443
45.77.115.208:995
45.77.115.208:8443
213.60.147.140:443
92.59.35.196:2222
47.22.148.6:443
203.106.195.67:443
202.185.50.15:443
173.70.165.101:995
50.240.77.238:22
86.98.93.124:2078
172.87.157.235:3389
197.45.110.165:995
76.25.142.196:443
106.51.52.111:443
188.25.63.105:443
83.110.12.140:2222
64.121.114.87:443
50.29.166.232:995
217.133.54.140:32100
122.148.156.131:995
173.21.10.71:2222
45.46.53.140:2222
67.6.91.75:443
47.156.65.184:443
76.111.128.194:443
75.118.1.141:443
65.27.228.247:443
71.74.12.34:443
74.68.144.202:443
98.240.24.57:443
47.196.192.184:443
71.14.110.199:443
71.197.126.250:443
24.253.38.139:993
197.161.154.132:443
80.7.129.64:995
47.208.8.187:443
89.137.211.239:995
86.220.60.133:2222
94.53.92.42:443
78.97.207.104:443
106.250.150.98:443
67.8.103.21:443
41.39.134.183:443
2.50.161.6:2222
96.19.117.140:443
199.19.117.131:443
104.37.20.207:995
216.150.207.100:2222
189.222.111.204:443
73.216.60.90:2222
69.123.179.70:443
189.237.7.9:443
89.137.221.232:443
109.12.111.14:443
125.63.101.62:443
2.7.69.217:2222
89.211.247.202:443
201.130.149.43:995
186.155.151.167:443
201.127.37.219:443
151.205.102.42:443
189.210.115.207:443
97.69.160.4:2222
72.240.200.181:2222
72.252.201.69:443
172.87.134.226:995
209.210.187.52:995
209.210.187.52:443
108.46.145.30:443
24.229.150.54:995
186.84.90.232:443
80.11.5.65:2222
Signatures
-
Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
explorer.exedescription pid pid_target process target process Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process 2876 492 explorer.exe WINWORD.EXE -
Blocklisted process makes network request 1 IoCs
Processes:
mshta.exeflow pid process 17 2464 mshta.exe -
Loads dropped DLL 2 IoCs
Processes:
regsvr32.exepid process 2096 regsvr32.exe 2096 regsvr32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
regsvr32.exedescription ioc process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\Service regsvr32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_SANU&PROD_SANU_DVD-ROM\4&37CE57BA&0&010000 regsvr32.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\DeviceDesc regsvr32.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\Service regsvr32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_&PROD_HEARTDISK\4&37CE57BA&0&000000 regsvr32.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\DeviceDesc regsvr32.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
WINWORD.EXEdescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WINWORD.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
WINWORD.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE -
Modifies registry class 1 IoCs
Processes:
explorer.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000_Classes\Local Settings explorer.exe -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
Processes:
WINWORD.EXEpid process 492 WINWORD.EXE 492 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
regsvr32.exepid process 2096 regsvr32.exe 2096 regsvr32.exe 2096 regsvr32.exe 2096 regsvr32.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
regsvr32.exepid process 2096 regsvr32.exe -
Suspicious use of SetWindowsHookEx 19 IoCs
Processes:
WINWORD.EXEpid process 492 WINWORD.EXE 492 WINWORD.EXE 492 WINWORD.EXE 492 WINWORD.EXE 492 WINWORD.EXE 492 WINWORD.EXE 492 WINWORD.EXE 492 WINWORD.EXE 492 WINWORD.EXE 492 WINWORD.EXE 492 WINWORD.EXE 492 WINWORD.EXE 492 WINWORD.EXE 492 WINWORD.EXE 492 WINWORD.EXE 492 WINWORD.EXE 492 WINWORD.EXE 492 WINWORD.EXE 492 WINWORD.EXE -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
WINWORD.EXEexplorer.exemshta.exeregsvr32.exedescription pid process target process PID 492 wrote to memory of 2876 492 WINWORD.EXE explorer.exe PID 492 wrote to memory of 2876 492 WINWORD.EXE explorer.exe PID 1588 wrote to memory of 2464 1588 explorer.exe mshta.exe PID 1588 wrote to memory of 2464 1588 explorer.exe mshta.exe PID 1588 wrote to memory of 2464 1588 explorer.exe mshta.exe PID 2464 wrote to memory of 2096 2464 mshta.exe regsvr32.exe PID 2464 wrote to memory of 2096 2464 mshta.exe regsvr32.exe PID 2464 wrote to memory of 2096 2464 mshta.exe regsvr32.exe PID 2096 wrote to memory of 2512 2096 regsvr32.exe explorer.exe PID 2096 wrote to memory of 2512 2096 regsvr32.exe explorer.exe PID 2096 wrote to memory of 2512 2096 regsvr32.exe explorer.exe PID 2096 wrote to memory of 2512 2096 regsvr32.exe explorer.exe PID 2096 wrote to memory of 2512 2096 regsvr32.exe explorer.exe
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\particulars-01.26.21.doc" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:492 -
C:\Windows\explorer.exe"C:\Windows\explorer.exe" c:\programdata\aZe4I.hta2⤵
- Process spawned unexpected child process
PID:2876
-
C:\Windows\explorer.exeC:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1588 -
C:\Windows\SysWOW64\mshta.exe"C:\Windows\SysWOW64\mshta.exe" "C:\ProgramData\aZe4I.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}2⤵
- Blocklisted process makes network request
- Suspicious use of WriteProcessMemory
PID:2464 -
C:\Windows\SysWOW64\regsvr32.exe"C:\Windows\System32\regsvr32.exe" c:\programdata\aZe4I.tmp3⤵
- Loads dropped DLL
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2096 -
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe4⤵PID:2512
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\ProgramData\aZe4I.htaMD5
dce40f3f0148a7e3ccd4a65ae744f709
SHA10b53f2d78e211c216e8ce54cfbbc4abb85235901
SHA2565765219bc65aae8fa48f7b7bbd8ebda2e6322874723f47dd93f4b4ac8e02aea9
SHA512f0d8b00ab283a4c73f7671ff747c23b3a9e11e09d3c7d27903251d0a02a7b1a0236324c30f78c54eea62beb36e1c395bb3b25bd0f90807d1914bc893a08b0033
-
\??\c:\programdata\aZe4I.tmpMD5
cc04f73d451c9ddd52d3c93451edf4e5
SHA11128b411a8085518b8589a8f892eff199d3ffaf1
SHA256c4290e49e9ea97eb8f37d3e546f310cde02b3ff40eb8ff9f2d1171427b6fadc1
SHA512149177fb61c3f64ca2a18671966117ae8846b3f48a1cb8ba49575aeca829ad272c863a4d54236f9fea081c13f7906c1247bebcab639fc8d38f2d53e118ab39c4
-
\ProgramData\aZe4I.tmpMD5
cc04f73d451c9ddd52d3c93451edf4e5
SHA11128b411a8085518b8589a8f892eff199d3ffaf1
SHA256c4290e49e9ea97eb8f37d3e546f310cde02b3ff40eb8ff9f2d1171427b6fadc1
SHA512149177fb61c3f64ca2a18671966117ae8846b3f48a1cb8ba49575aeca829ad272c863a4d54236f9fea081c13f7906c1247bebcab639fc8d38f2d53e118ab39c4
-
\ProgramData\aZe4I.tmpMD5
cc04f73d451c9ddd52d3c93451edf4e5
SHA11128b411a8085518b8589a8f892eff199d3ffaf1
SHA256c4290e49e9ea97eb8f37d3e546f310cde02b3ff40eb8ff9f2d1171427b6fadc1
SHA512149177fb61c3f64ca2a18671966117ae8846b3f48a1cb8ba49575aeca829ad272c863a4d54236f9fea081c13f7906c1247bebcab639fc8d38f2d53e118ab39c4
-
memory/492-6-0x00007FF9F0570000-0x00007FF9F0580000-memory.dmpFilesize
64KB
-
memory/492-2-0x00007FF9F0570000-0x00007FF9F0580000-memory.dmpFilesize
64KB
-
memory/492-5-0x00007FFA14400000-0x00007FFA14A37000-memory.dmpFilesize
6.2MB
-
memory/492-4-0x00007FF9F0570000-0x00007FF9F0580000-memory.dmpFilesize
64KB
-
memory/492-3-0x00007FF9F0570000-0x00007FF9F0580000-memory.dmpFilesize
64KB
-
memory/2096-10-0x0000000000000000-mapping.dmp
-
memory/2096-14-0x0000000000CA1000-0x0000000000D65000-memory.dmpFilesize
784KB
-
memory/2096-15-0x0000000000CA0000-0x0000000000CD5000-memory.dmpFilesize
212KB
-
memory/2096-16-0x0000000000700000-0x0000000000701000-memory.dmpFilesize
4KB
-
memory/2464-9-0x0000000000000000-mapping.dmp
-
memory/2512-17-0x0000000000000000-mapping.dmp
-
memory/2512-18-0x0000000002840000-0x0000000002875000-memory.dmpFilesize
212KB
-
memory/2876-7-0x0000000000000000-mapping.dmp