Analysis
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max time kernel
135s -
max time network
20s -
platform
windows7_x64 -
resource
win7 -
submitted
20/10/2020, 22:22
Static task
static1
Behavioral task
behavioral1
Sample
doc_pack-368437814.xls
Resource
win7
Behavioral task
behavioral2
Sample
doc_pack-368437814.xls
Resource
win10
General
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Target
doc_pack-368437814.xls
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Size
62KB
-
MD5
87d5ec011f5b70ac30d82d0ee75c3e67
-
SHA1
fadf2e1b8a9fc3842ddfc2a7c972391ef20b36b7
-
SHA256
369759ff19e5642af27a0aafebb23847fef54ab4211bf3cfb6f02dab83a1e302
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SHA512
70fe41c5f0a773026835a086bf359c9d7837d5559d20fca2c3f638fff750afb03aeb0b94a1897acee8f1c175caee1de87d1e3e46f88eb083a023c0dffbce41fb
Malware Config
Extracted
qakbot
tr01
1602688146
73.228.1.246:443
74.109.219.145:443
76.111.128.194:443
90.175.88.99:2222
108.191.28.158:443
68.225.60.77:443
75.136.40.155:443
5.193.181.221:2078
72.204.242.138:20
118.160.162.234:443
68.14.210.246:22
148.101.74.12:443
74.222.204.82:443
96.30.198.161:443
140.82.27.132:443
2.50.131.64:443
45.32.155.12:995
45.63.104.123:443
45.32.165.134:443
217.162.149.212:443
207.246.70.216:443
200.75.136.78:443
187.155.58.60:443
166.62.183.139:2078
35.134.202.234:443
67.170.137.8:443
70.45.126.135:443
173.21.10.71:2222
96.247.181.229:443
76.167.240.21:443
67.165.206.193:993
71.80.66.107:443
81.98.133.106:443
190.63.182.214:443
71.197.126.250:443
71.220.191.200:443
24.71.28.247:443
71.56.53.127:443
24.43.22.220:993
81.133.234.36:2222
69.47.239.10:443
80.195.103.146:2222
78.96.199.79:443
65.131.47.228:995
86.121.121.14:2222
96.243.35.201:443
173.70.165.101:995
80.14.209.42:2222
2.51.221.138:995
76.170.77.99:995
46.53.38.174:443
68.116.193.239:443
187.213.152.50:995
50.244.112.10:995
2.88.42.65:995
69.47.26.41:443
151.73.121.31:443
108.46.145.30:443
71.187.170.235:443
75.136.26.147:443
134.0.196.46:995
98.118.156.172:443
199.116.241.147:443
75.137.239.211:443
103.238.231.35:443
74.75.216.202:443
184.21.136.237:443
71.182.142.63:443
78.97.3.6:443
108.190.151.108:2222
85.121.42.12:995
67.6.55.77:443
141.158.47.123:443
98.240.24.57:443
68.46.142.48:995
151.205.102.42:443
172.87.134.226:443
187.213.186.154:443
72.204.242.138:443
72.240.200.181:2222
72.36.59.46:2222
24.229.150.54:995
100.4.179.64:443
190.85.91.154:443
31.215.98.218:443
47.28.131.209:443
207.255.161.8:993
207.246.75.201:443
77.159.149.74:443
45.77.193.83:443
71.19.217.23:443
86.121.215.99:443
207.255.161.8:995
184.180.157.203:2222
108.35.13.206:443
24.122.0.90:443
67.209.195.198:443
68.190.152.98:443
72.204.242.138:465
65.30.213.13:6882
188.27.178.166:443
207.255.161.8:32103
186.154.182.103:443
72.190.101.70:443
208.99.100.129:443
63.155.8.102:995
178.222.13.77:995
70.123.92.175:2222
108.5.33.110:443
70.168.130.172:995
45.32.154.10:443
199.247.22.145:443
80.240.26.178:443
85.204.189.105:443
102.190.183.108:443
207.255.161.8:443
66.215.32.224:443
71.28.7.23:443
86.176.25.92:2222
61.230.0.156:443
207.255.161.8:32100
41.228.59.195:443
67.60.113.253:2222
117.218.208.239:443
206.183.190.53:993
184.98.103.204:995
134.228.24.29:443
66.97.247.15:443
72.204.242.138:50001
72.204.242.138:32100
66.26.160.37:443
86.98.89.172:2222
72.82.15.220:443
24.37.178.158:443
47.44.217.98:443
72.204.242.138:995
95.179.247.224:443
172.78.30.215:443
39.36.156.196:995
24.234.86.201:995
71.163.222.203:443
72.204.242.138:53
93.149.253.201:2222
108.30.125.94:443
84.247.55.190:443
89.42.142.35:443
98.16.204.189:995
45.32.155.12:2222
72.204.242.138:32102
Signatures
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Executes dropped EXE 5 IoCs
pid Process 2004 szvMhegn.exe 592 szvMhegn.exe 1084 yndcau.exe 620 yndcau.exe 1764 szvMhegn.exe -
Loads dropped DLL 2 IoCs
pid Process 2004 szvMhegn.exe 2004 szvMhegn.exe -
Office loads VBA resources, possible macro or embedded object present
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1464 schtasks.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1544 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 9 IoCs
pid Process 2004 szvMhegn.exe 592 szvMhegn.exe 592 szvMhegn.exe 1084 yndcau.exe 620 yndcau.exe 620 yndcau.exe 1324 explorer.exe 1324 explorer.exe 1764 szvMhegn.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1084 yndcau.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 1544 EXCEL.EXE 1544 EXCEL.EXE 1544 EXCEL.EXE 1544 EXCEL.EXE 1544 EXCEL.EXE -
Suspicious use of WriteProcessMemory 29 IoCs
description pid Process procid_target PID 1544 wrote to memory of 2004 1544 EXCEL.EXE 30 PID 1544 wrote to memory of 2004 1544 EXCEL.EXE 30 PID 1544 wrote to memory of 2004 1544 EXCEL.EXE 30 PID 1544 wrote to memory of 2004 1544 EXCEL.EXE 30 PID 2004 wrote to memory of 592 2004 szvMhegn.exe 31 PID 2004 wrote to memory of 592 2004 szvMhegn.exe 31 PID 2004 wrote to memory of 592 2004 szvMhegn.exe 31 PID 2004 wrote to memory of 592 2004 szvMhegn.exe 31 PID 2004 wrote to memory of 1084 2004 szvMhegn.exe 32 PID 2004 wrote to memory of 1084 2004 szvMhegn.exe 32 PID 2004 wrote to memory of 1084 2004 szvMhegn.exe 32 PID 2004 wrote to memory of 1084 2004 szvMhegn.exe 32 PID 2004 wrote to memory of 1464 2004 szvMhegn.exe 33 PID 2004 wrote to memory of 1464 2004 szvMhegn.exe 33 PID 2004 wrote to memory of 1464 2004 szvMhegn.exe 33 PID 2004 wrote to memory of 1464 2004 szvMhegn.exe 33 PID 1084 wrote to memory of 620 1084 yndcau.exe 35 PID 1084 wrote to memory of 620 1084 yndcau.exe 35 PID 1084 wrote to memory of 620 1084 yndcau.exe 35 PID 1084 wrote to memory of 620 1084 yndcau.exe 35 PID 1084 wrote to memory of 1324 1084 yndcau.exe 36 PID 1084 wrote to memory of 1324 1084 yndcau.exe 36 PID 1084 wrote to memory of 1324 1084 yndcau.exe 36 PID 1084 wrote to memory of 1324 1084 yndcau.exe 36 PID 1084 wrote to memory of 1324 1084 yndcau.exe 36 PID 1144 wrote to memory of 1764 1144 taskeng.exe 38 PID 1144 wrote to memory of 1764 1144 taskeng.exe 38 PID 1144 wrote to memory of 1764 1144 taskeng.exe 38 PID 1144 wrote to memory of 1764 1144 taskeng.exe 38
Processes
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C:\Program Files\Microsoft Office\Office14\EXCEL.EXE"C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\doc_pack-368437814.xls1⤵
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1544 -
C:\COsuv\Wegerb\szvMhegn.exe"C:\COsuv\Wegerb\szvMhegn.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2004 -
C:\COsuv\Wegerb\szvMhegn.exeC:\COsuv\Wegerb\szvMhegn.exe /C3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:592
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C:\Users\Admin\AppData\Roaming\Microsoft\Nuammtoyd\yndcau.exeC:\Users\Admin\AppData\Roaming\Microsoft\Nuammtoyd\yndcau.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1084 -
C:\Users\Admin\AppData\Roaming\Microsoft\Nuammtoyd\yndcau.exeC:\Users\Admin\AppData\Roaming\Microsoft\Nuammtoyd\yndcau.exe /C4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:620
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe4⤵
- Suspicious behavior: EnumeratesProcesses
PID:1324
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-
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn wdvbfcfayo /tr "\"C:\COsuv\Wegerb\szvMhegn.exe\" /I wdvbfcfayo" /SC ONCE /Z /ST 22:33 /ET 22:453⤵
- Creates scheduled task(s)
PID:1464
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C:\Windows\system32\taskeng.exetaskeng.exe {422ABE3E-257B-4FF3-BDA5-6C66475BD5B4} S-1-5-18:NT AUTHORITY\System:Service:1⤵
- Suspicious use of WriteProcessMemory
PID:1144 -
C:\COsuv\Wegerb\szvMhegn.exeC:\COsuv\Wegerb\szvMhegn.exe /I wdvbfcfayo2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:1764
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