Analysis
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max time kernel
149s -
max time network
127s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
29-10-2020 03:12
Static task
static1
Behavioral task
behavioral1
Sample
doc_pack-1913466908.xlsb
Resource
win7v20201028
Behavioral task
behavioral2
Sample
doc_pack-1913466908.xlsb
Resource
win10v20201028
General
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Target
doc_pack-1913466908.xlsb
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Size
24KB
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MD5
43e97ea0b2bbac9683f19ec2ce0faef1
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SHA1
2cb744a1a563fc99e937f421c72e5b00759a4c7b
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SHA256
39c421c4b0ec1581c4ac55c17cbc023738b0524846aec987646ac14e02f1bf9b
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SHA512
9f68503fa98642bffc2d1b66ce6674be4b7b014523198fc964cc1be298c4d6e5a13696c61e5b710a16523e35208bfd4f795d9107e1ad38bfa14cefa44e1887ab
Malware Config
Extracted
qakbot
tr01
1603793855
50.104.68.223:443
89.137.211.239:443
95.77.223.148:443
197.37.69.138:993
68.174.15.223:443
103.238.231.35:443
36.77.151.211:443
72.16.56.171:443
45.47.65.191:443
189.231.212.189:443
106.51.52.111:443
24.55.66.125:443
39.37.247.97:995
108.190.151.108:2222
203.198.96.61:443
73.228.1.246:443
35.134.202.234:443
188.50.230.249:995
86.120.64.150:2222
5.14.126.153:443
64.121.114.87:443
108.46.145.30:443
45.77.193.83:443
207.246.75.201:443
94.52.160.116:443
86.98.89.100:2222
47.44.217.98:443
102.186.103.0:443
217.162.149.212:443
92.59.35.196:2222
83.110.80.66:995
5.12.255.109:443
86.121.121.14:2222
45.32.154.10:443
98.26.50.62:995
2.50.57.213:443
77.27.174.49:995
2.7.65.32:2222
98.4.227.199:443
151.73.112.197:443
108.31.15.10:995
78.97.207.104:443
72.66.47.70:443
72.36.59.46:2222
80.240.26.178:443
184.97.134.255:443
216.201.162.158:443
146.200.250.36:2222
94.52.68.72:443
103.206.112.234:443
108.185.113.12:443
75.136.40.155:443
77.159.149.74:443
72.71.230.82:2222
66.215.32.224:443
45.32.155.12:443
203.106.195.67:443
199.247.16.80:443
41.227.67.92:443
173.3.17.223:995
185.19.190.81:443
78.96.199.79:443
173.245.152.231:443
75.137.239.211:443
1.160.141.215:443
217.165.96.127:990
50.244.112.10:995
41.97.179.154:443
134.0.196.46:995
45.32.165.134:443
41.225.13.128:8443
45.63.104.123:443
207.246.70.216:443
176.205.145.61:995
2.50.131.64:443
45.32.155.12:2222
96.30.198.161:443
140.82.27.132:443
45.32.155.12:995
24.43.22.220:993
173.70.165.101:995
202.141.244.118:995
80.195.103.146:2222
184.96.158.62:993
93.113.177.152:443
31.5.21.66:443
24.27.82.216:2222
84.247.55.190:443
188.27.178.166:443
45.32.162.253:443
95.179.247.224:443
199.247.22.145:443
95.76.27.6:443
81.97.154.100:443
174.30.165.242:2222
197.210.96.222:995
203.45.104.33:443
45.46.53.140:2222
189.183.209.130:995
173.21.10.71:2222
47.138.201.136:443
144.139.47.206:443
69.123.179.70:443
69.123.116.167:2222
24.40.173.134:443
173.173.1.164:443
117.199.7.191:443
85.204.189.105:443
72.29.181.78:2222
71.220.164.199:2222
65.102.150.178:995
24.128.117.95:443
69.47.239.10:443
200.38.254.177:443
201.103.145.28:443
74.195.88.59:443
66.97.247.15:443
50.29.166.232:995
83.110.3.77:2078
98.115.243.237:443
99.240.226.2:443
73.200.219.143:443
24.205.42.241:443
72.196.114.129:443
206.183.190.53:993
67.6.55.77:443
68.184.45.73:443
24.28.183.107:995
98.121.187.78:443
98.240.24.57:443
67.165.206.193:993
89.33.87.107:443
96.237.141.134:995
5.193.181.221:2078
24.213.191.38:0
108.30.125.94:443
108.191.28.158:443
71.197.126.250:443
68.46.142.48:995
75.136.26.147:443
72.82.15.220:443
191.84.0.209:443
71.182.142.63:443
36.236.230.253:443
186.31.47.254:443
68.104.6.221:443
74.137.189.78:443
79.117.56.230:443
68.33.206.204:443
187.200.72.253:443
Signatures
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Executes dropped EXE 5 IoCs
Processes:
exlwhtih.exeexlwhtih.execsxoym.execsxoym.exeexlwhtih.exepid Process 1880 exlwhtih.exe 360 exlwhtih.exe 1760 csxoym.exe 1852 csxoym.exe 1636 exlwhtih.exe -
Loads dropped DLL 4 IoCs
Processes:
EXCEL.EXEexlwhtih.exepid Process 1816 EXCEL.EXE 1816 EXCEL.EXE 1880 exlwhtih.exe 1880 exlwhtih.exe -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Enumerates system info in registry 2 TTPs 1 IoCs
Processes:
EXCEL.EXEdescription ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE -
Processes:
EXCEL.EXEdescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Toolbar EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid Process 1816 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 9 IoCs
Processes:
exlwhtih.exeexlwhtih.execsxoym.execsxoym.exeexplorer.exeexlwhtih.exepid Process 1880 exlwhtih.exe 360 exlwhtih.exe 360 exlwhtih.exe 1760 csxoym.exe 1852 csxoym.exe 1852 csxoym.exe 2036 explorer.exe 2036 explorer.exe 1636 exlwhtih.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
csxoym.exepid Process 1760 csxoym.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
Processes:
EXCEL.EXEpid Process 1816 EXCEL.EXE 1816 EXCEL.EXE 1816 EXCEL.EXE 1816 EXCEL.EXE 1816 EXCEL.EXE -
Suspicious use of WriteProcessMemory 29 IoCs
Processes:
EXCEL.EXEexlwhtih.execsxoym.exetaskeng.exedescription pid Process procid_target PID 1816 wrote to memory of 1880 1816 EXCEL.EXE 31 PID 1816 wrote to memory of 1880 1816 EXCEL.EXE 31 PID 1816 wrote to memory of 1880 1816 EXCEL.EXE 31 PID 1816 wrote to memory of 1880 1816 EXCEL.EXE 31 PID 1880 wrote to memory of 360 1880 exlwhtih.exe 33 PID 1880 wrote to memory of 360 1880 exlwhtih.exe 33 PID 1880 wrote to memory of 360 1880 exlwhtih.exe 33 PID 1880 wrote to memory of 360 1880 exlwhtih.exe 33 PID 1880 wrote to memory of 1760 1880 exlwhtih.exe 34 PID 1880 wrote to memory of 1760 1880 exlwhtih.exe 34 PID 1880 wrote to memory of 1760 1880 exlwhtih.exe 34 PID 1880 wrote to memory of 1760 1880 exlwhtih.exe 34 PID 1880 wrote to memory of 1400 1880 exlwhtih.exe 35 PID 1880 wrote to memory of 1400 1880 exlwhtih.exe 35 PID 1880 wrote to memory of 1400 1880 exlwhtih.exe 35 PID 1880 wrote to memory of 1400 1880 exlwhtih.exe 35 PID 1760 wrote to memory of 1852 1760 csxoym.exe 37 PID 1760 wrote to memory of 1852 1760 csxoym.exe 37 PID 1760 wrote to memory of 1852 1760 csxoym.exe 37 PID 1760 wrote to memory of 1852 1760 csxoym.exe 37 PID 1760 wrote to memory of 2036 1760 csxoym.exe 38 PID 1760 wrote to memory of 2036 1760 csxoym.exe 38 PID 1760 wrote to memory of 2036 1760 csxoym.exe 38 PID 1760 wrote to memory of 2036 1760 csxoym.exe 38 PID 1760 wrote to memory of 2036 1760 csxoym.exe 38 PID 240 wrote to memory of 1636 240 taskeng.exe 40 PID 240 wrote to memory of 1636 240 taskeng.exe 40 PID 240 wrote to memory of 1636 240 taskeng.exe 40 PID 240 wrote to memory of 1636 240 taskeng.exe 40
Processes
-
C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\doc_pack-1913466908.xlsb1⤵
- Loads dropped DLL
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1816 -
C:\hgoitk\nkorpy\exlwhtih.exe"C:\hgoitk\nkorpy\exlwhtih.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1880 -
C:\hgoitk\nkorpy\exlwhtih.exeC:\hgoitk\nkorpy\exlwhtih.exe /C3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:360
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C:\Users\Admin\AppData\Roaming\Microsoft\Yamndwvowp\csxoym.exeC:\Users\Admin\AppData\Roaming\Microsoft\Yamndwvowp\csxoym.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1760 -
C:\Users\Admin\AppData\Roaming\Microsoft\Yamndwvowp\csxoym.exeC:\Users\Admin\AppData\Roaming\Microsoft\Yamndwvowp\csxoym.exe /C4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:1852
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe4⤵
- Suspicious behavior: EnumeratesProcesses
PID:2036
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-
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn xtsuhlvmu /tr "\"C:\hgoitk\nkorpy\exlwhtih.exe\" /I xtsuhlvmu" /SC ONCE /Z /ST 04:49 /ET 05:013⤵
- Creates scheduled task(s)
PID:1400
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C:\Windows\system32\taskeng.exetaskeng.exe {3F2959BB-776D-4A00-9957-8850E7584CE7} S-1-5-18:NT AUTHORITY\System:Service:1⤵
- Suspicious use of WriteProcessMemory
PID:240 -
C:\hgoitk\nkorpy\exlwhtih.exeC:\hgoitk\nkorpy\exlwhtih.exe /I xtsuhlvmu2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:1636
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
80e22cfd3037f78a15b2fa5a56634f87
SHA1d2293c9806f5eea8e6974ae39db6504f274d7812
SHA25604469ba58b8dceba0413ed19d4545b534becb4b366badf8cf8c92cae36799ab4
SHA5122d525390b4008f92384511466d0441b6bc3baaf2912e33d1997920210d6b48abf6961129dd827b755a42a32fa9f3655d8245c78ed9dfd5c68eafec40e926d6f6
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MD5
e7fb89ff479959bedf84eed00a642f07
SHA1fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA2569089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e
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MD5
e7fb89ff479959bedf84eed00a642f07
SHA1fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA2569089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e
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MD5
e7fb89ff479959bedf84eed00a642f07
SHA1fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA2569089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e
-
MD5
e7fb89ff479959bedf84eed00a642f07
SHA1fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA2569089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e
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MD5
e7fb89ff479959bedf84eed00a642f07
SHA1fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA2569089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e
-
MD5
e7fb89ff479959bedf84eed00a642f07
SHA1fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA2569089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e
-
MD5
e7fb89ff479959bedf84eed00a642f07
SHA1fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA2569089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e
-
MD5
e7fb89ff479959bedf84eed00a642f07
SHA1fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA2569089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e
-
MD5
e7fb89ff479959bedf84eed00a642f07
SHA1fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA2569089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e
-
MD5
e7fb89ff479959bedf84eed00a642f07
SHA1fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA2569089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e
-
MD5
e7fb89ff479959bedf84eed00a642f07
SHA1fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA2569089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e