Analysis
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max time kernel
70s -
max time network
133s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
29-10-2020 03:41
Static task
static1
Behavioral task
behavioral1
Sample
doc_pack-1943896652.xlsb
Resource
win7v20201028
General
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Target
doc_pack-1943896652.xlsb
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Size
24KB
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MD5
7ffe4aeaa55aa56adf89646b765e0e0e
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SHA1
0a0f8eb5c0db515620429261acef554006cf5cdb
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SHA256
06211bb7a13c37ca167d18d6601636e8b87e4ff7c207d9f27447bc21fadae4af
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SHA512
839a21c5d3027f36ac55601325ed859a8fcea3108b4019d84defbc270ee6a7ad98ce24ab1be8599afe186f8d3c66e04353ca31ea24f8660b3012f9f97af35713
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 4 IoCs
Processes:
exlwhtih.exeexlwhtih.exeepyiev.exeepyiev.exepid Process 1744 exlwhtih.exe 1044 exlwhtih.exe 1560 epyiev.exe 1684 epyiev.exe -
Loads dropped DLL 4 IoCs
Processes:
EXCEL.EXEexlwhtih.exepid Process 644 EXCEL.EXE 644 EXCEL.EXE 1744 exlwhtih.exe 1744 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 (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\Toolbar\ShowDiscussionButton = "Yes" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt 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 (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\Toolbar 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 (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 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 -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid Process 644 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
exlwhtih.exeexlwhtih.exeepyiev.exeepyiev.exeexplorer.exepid Process 1744 exlwhtih.exe 1044 exlwhtih.exe 1044 exlwhtih.exe 1560 epyiev.exe 1684 epyiev.exe 1684 epyiev.exe 1900 explorer.exe 1900 explorer.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
epyiev.exepid Process 1560 epyiev.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
Processes:
EXCEL.EXEpid Process 644 EXCEL.EXE 644 EXCEL.EXE 644 EXCEL.EXE 644 EXCEL.EXE 644 EXCEL.EXE -
Suspicious use of WriteProcessMemory 25 IoCs
Processes:
EXCEL.EXEexlwhtih.exeepyiev.exedescription pid Process procid_target PID 644 wrote to memory of 1744 644 EXCEL.EXE 31 PID 644 wrote to memory of 1744 644 EXCEL.EXE 31 PID 644 wrote to memory of 1744 644 EXCEL.EXE 31 PID 644 wrote to memory of 1744 644 EXCEL.EXE 31 PID 1744 wrote to memory of 1044 1744 exlwhtih.exe 33 PID 1744 wrote to memory of 1044 1744 exlwhtih.exe 33 PID 1744 wrote to memory of 1044 1744 exlwhtih.exe 33 PID 1744 wrote to memory of 1044 1744 exlwhtih.exe 33 PID 1744 wrote to memory of 1560 1744 exlwhtih.exe 34 PID 1744 wrote to memory of 1560 1744 exlwhtih.exe 34 PID 1744 wrote to memory of 1560 1744 exlwhtih.exe 34 PID 1744 wrote to memory of 1560 1744 exlwhtih.exe 34 PID 1744 wrote to memory of 1556 1744 exlwhtih.exe 35 PID 1744 wrote to memory of 1556 1744 exlwhtih.exe 35 PID 1744 wrote to memory of 1556 1744 exlwhtih.exe 35 PID 1744 wrote to memory of 1556 1744 exlwhtih.exe 35 PID 1560 wrote to memory of 1684 1560 epyiev.exe 37 PID 1560 wrote to memory of 1684 1560 epyiev.exe 37 PID 1560 wrote to memory of 1684 1560 epyiev.exe 37 PID 1560 wrote to memory of 1684 1560 epyiev.exe 37 PID 1560 wrote to memory of 1900 1560 epyiev.exe 38 PID 1560 wrote to memory of 1900 1560 epyiev.exe 38 PID 1560 wrote to memory of 1900 1560 epyiev.exe 38 PID 1560 wrote to memory of 1900 1560 epyiev.exe 38 PID 1560 wrote to memory of 1900 1560 epyiev.exe 38
Processes
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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-1943896652.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:644 -
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:1744 -
C:\hgoitk\nkorpy\exlwhtih.exeC:\hgoitk\nkorpy\exlwhtih.exe /C3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:1044
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C:\Users\Admin\AppData\Roaming\Microsoft\Qeurthgrwau\epyiev.exeC:\Users\Admin\AppData\Roaming\Microsoft\Qeurthgrwau\epyiev.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1560 -
C:\Users\Admin\AppData\Roaming\Microsoft\Qeurthgrwau\epyiev.exeC:\Users\Admin\AppData\Roaming\Microsoft\Qeurthgrwau\epyiev.exe /C4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:1684
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe4⤵
- Suspicious behavior: EnumeratesProcesses
PID:1900
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn ydwiaac /tr "\"C:\hgoitk\nkorpy\exlwhtih.exe\" /I ydwiaac" /SC ONCE /Z /ST 04:55 /ET 05:073⤵
- Creates scheduled task(s)
PID:1556
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
-
MD5
925084589a9d0248a7884c551ab546d5
SHA12f1b6cdd1ca1fe535852d2cf187f1559435232c4
SHA25630e034277b07b5099e568884124536825db89e449efd2ec384abea2f87dc4f5d
SHA5122119905e509a9825cfe0460fe78c3a4e52356125e2013b3ccbab163b0a305ea732685543a42eb6a7fb40663532fdaa93026bbb8c83a9c15b47eea488df45fe6a
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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
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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
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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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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
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MD5
e7fb89ff479959bedf84eed00a642f07
SHA1fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA2569089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e