Analysis
-
max time kernel
147s -
max time network
9s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
23-11-2020 14:40
Static task
static1
General
-
Target
ywrmkr.exe
-
Size
1.0MB
-
MD5
2499580589aabd07d55375d429e9d163
-
SHA1
e6287dcaf977bb16e25eb5228982c18e16184370
-
SHA256
697715b1e3a2add307adfb3f5637d81647994f9cd085e3db4252e18acda67455
-
SHA512
abfcf2a046505e536bc9d8e080c80de92c5d57b37ed067787a3b84c1e2937a2ee1e466828f8646a1eedbaf21dfc3b7703a4b40755bebbd7123f99c4b87a9b2bc
Malware Config
Extracted
qakbot
notset
1604404534
Protocol: ftp- Host:
192.185.5.208 - Port:
21 - Username:
logger@dustinkeeling.com - Password:
NxdkxAp4dUsY
Protocol: ftp- Host:
162.241.218.118 - Port:
21 - Username:
logger@misterexterior.com - Password:
EcOV0DyGVgVN
Protocol: ftp- Host:
69.89.31.139 - Port:
21 - Username:
cpanel@vivekharris-architects.com - Password:
fcR7OvyLrMW6!
Protocol: ftp- Host:
169.207.67.14 - Port:
21 - Username:
cpanel@dovetailsolar.com - Password:
eQyicNLzzqPN
67.6.55.77:443
89.136.39.108:443
2.50.58.76:443
188.25.158.61:443
45.63.107.192:995
45.32.154.10:443
94.52.160.116:443
45.63.107.192:2222
45.63.107.192:443
72.204.242.138:465
84.117.176.32:443
95.77.223.148:443
47.146.39.147:443
41.225.13.128:8443
80.14.209.42:2222
190.220.8.10:995
66.76.105.194:443
105.101.69.242:443
89.33.87.107:443
75.136.40.155:443
78.97.3.6:443
108.46.145.30:443
68.134.181.98:443
85.121.42.12:995
75.87.161.32:995
68.174.15.223:443
149.28.99.97:995
199.247.16.80:443
45.32.155.12:443
149.28.99.97:2222
149.28.99.97:443
70.168.130.172:995
93.86.252.177:995
50.244.112.10:995
59.99.36.238:443
185.246.9.69:995
208.99.100.129:443
41.97.25.63:443
72.186.1.237:443
59.99.36.241:443
45.32.155.12:2222
96.30.198.161:443
140.82.27.132:443
45.32.165.134:443
45.63.104.123:443
207.246.70.216:443
97.118.38.31:993
134.228.24.29:443
188.25.24.21:2222
2.89.17.127:995
72.82.15.220:443
174.62.13.151:443
120.150.60.189:995
80.195.103.146:2222
142.129.227.86:443
89.137.221.232:443
98.26.50.62:995
74.129.26.119:443
146.199.132.233:2222
77.27.174.49:995
172.114.116.226:995
95.179.247.224:443
189.231.189.64:443
45.32.155.12:995
45.32.162.253:443
199.247.22.145:443
35.134.202.234:443
184.98.97.227:995
85.122.141.42:995
89.137.211.239:443
72.16.56.171:443
72.28.255.159:995
47.44.217.98:443
189.183.206.170:995
64.185.5.157:443
202.141.244.118:995
72.209.191.27:443
86.122.18.250:443
141.158.47.123:443
203.198.96.164:443
173.245.152.231:443
95.77.144.238:443
41.228.227.124:443
67.78.151.218:2222
84.232.238.30:443
188.27.32.167:443
173.3.17.223:995
201.215.96.174:0
69.11.247.242:443
87.65.204.240:995
207.246.75.201:443
217.162.149.212:443
45.77.193.83:443
80.240.26.178:443
98.16.204.189:995
173.90.33.182:2222
103.206.112.234:443
72.36.59.46:2222
190.220.8.10:443
86.98.89.245:2222
39.36.35.237:995
217.165.96.127:990
151.73.112.197:443
79.113.119.125:443
2.50.110.49:2078
72.66.47.70:443
93.113.177.152:443
103.238.231.35:443
78.97.207.104:443
156.213.227.208:443
71.163.223.253:443
108.31.15.10:995
184.21.136.237:443
184.179.14.130:22
81.133.234.36:2222
74.75.216.202:443
2.51.247.69:995
96.243.35.201:443
46.53.16.93:443
217.165.2.92:995
37.106.7.143:443
203.106.195.67:443
172.91.19.192:443
2.7.202.106:2222
78.96.199.79:443
184.55.32.182:443
24.205.42.241:443
103.76.160.110:443
188.121.219.88:2222
79.113.208.68:443
85.204.189.105:443
50.96.234.132:995
31.5.21.66:443
66.215.32.224:443
81.97.154.100:443
47.185.140.236:80
108.30.125.94:443
188.247.252.243:443
69.47.26.41:443
74.195.88.59:443
95.76.27.6:443
68.46.142.48:995
73.200.219.143:443
173.173.1.164:443
24.40.173.134:443
173.21.10.71:2222
73.225.67.0:443
45.47.65.191:443
75.106.52.142:443
75.182.220.196:2222
Signatures
-
Executes dropped EXE 2 IoCs
Processes:
yaeylfie.exeyaeylfie.exepid process 876 yaeylfie.exe 384 yaeylfie.exe -
Loads dropped DLL 2 IoCs
Processes:
ywrmkr.exepid process 1916 ywrmkr.exe 1916 ywrmkr.exe -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
ywrmkr.exeywrmkr.exeyaeylfie.exeyaeylfie.exeexplorer.exepid process 1916 ywrmkr.exe 1736 ywrmkr.exe 1736 ywrmkr.exe 876 yaeylfie.exe 384 yaeylfie.exe 384 yaeylfie.exe 1552 explorer.exe 1552 explorer.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
yaeylfie.exepid process 876 yaeylfie.exe -
Suspicious use of WriteProcessMemory 25 IoCs
Processes:
ywrmkr.exeyaeylfie.exetaskeng.exedescription pid process target process PID 1916 wrote to memory of 1736 1916 ywrmkr.exe ywrmkr.exe PID 1916 wrote to memory of 1736 1916 ywrmkr.exe ywrmkr.exe PID 1916 wrote to memory of 1736 1916 ywrmkr.exe ywrmkr.exe PID 1916 wrote to memory of 1736 1916 ywrmkr.exe ywrmkr.exe PID 1916 wrote to memory of 876 1916 ywrmkr.exe yaeylfie.exe PID 1916 wrote to memory of 876 1916 ywrmkr.exe yaeylfie.exe PID 1916 wrote to memory of 876 1916 ywrmkr.exe yaeylfie.exe PID 1916 wrote to memory of 876 1916 ywrmkr.exe yaeylfie.exe PID 1916 wrote to memory of 1672 1916 ywrmkr.exe schtasks.exe PID 1916 wrote to memory of 1672 1916 ywrmkr.exe schtasks.exe PID 1916 wrote to memory of 1672 1916 ywrmkr.exe schtasks.exe PID 1916 wrote to memory of 1672 1916 ywrmkr.exe schtasks.exe PID 876 wrote to memory of 384 876 yaeylfie.exe yaeylfie.exe PID 876 wrote to memory of 384 876 yaeylfie.exe yaeylfie.exe PID 876 wrote to memory of 384 876 yaeylfie.exe yaeylfie.exe PID 876 wrote to memory of 384 876 yaeylfie.exe yaeylfie.exe PID 876 wrote to memory of 1552 876 yaeylfie.exe explorer.exe PID 876 wrote to memory of 1552 876 yaeylfie.exe explorer.exe PID 876 wrote to memory of 1552 876 yaeylfie.exe explorer.exe PID 876 wrote to memory of 1552 876 yaeylfie.exe explorer.exe PID 876 wrote to memory of 1552 876 yaeylfie.exe explorer.exe PID 1304 wrote to memory of 1248 1304 taskeng.exe ywrmkr.exe PID 1304 wrote to memory of 1248 1304 taskeng.exe ywrmkr.exe PID 1304 wrote to memory of 1248 1304 taskeng.exe ywrmkr.exe PID 1304 wrote to memory of 1248 1304 taskeng.exe ywrmkr.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\ywrmkr.exe"C:\Users\Admin\AppData\Local\Temp\ywrmkr.exe"1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\ywrmkr.exeC:\Users\Admin\AppData\Local\Temp\ywrmkr.exe /C2⤵
- Suspicious behavior: EnumeratesProcesses
-
C:\Users\Admin\AppData\Roaming\Microsoft\Ekmrpjzhm\yaeylfie.exeC:\Users\Admin\AppData\Roaming\Microsoft\Ekmrpjzhm\yaeylfie.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\Microsoft\Ekmrpjzhm\yaeylfie.exeC:\Users\Admin\AppData\Roaming\Microsoft\Ekmrpjzhm\yaeylfie.exe /C3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe3⤵
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn hlwgzvlg /tr "\"C:\Users\Admin\AppData\Local\Temp\ywrmkr.exe\" /I hlwgzvlg" /SC ONCE /Z /ST 15:47 /ET 15:592⤵
- Creates scheduled task(s)
-
C:\Windows\system32\taskeng.exetaskeng.exe {6D32502F-9A01-4690-92AE-2DFBE5EC5247} S-1-5-18:NT AUTHORITY\System:Service:1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\ywrmkr.exeC:\Users\Admin\AppData\Local\Temp\ywrmkr.exe /I hlwgzvlg2⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Roaming\Microsoft\Ekmrpjzhm\yaeylfie.datMD5
91b5a17ab7364a5287daea1e99fb1d72
SHA17077d7aa8a0ce29ed8f1662adf1e50c62dde3d5c
SHA2560c65e0c34bd113ec22b9c93af6b59a8fffa539789a42474076ff01c31b0a3235
SHA5124ab64584639da9446f3c8ba5764317f6010709657ffb9afbd43899c809ad58c9964624554034e5b4ff2c413b49b92e811520c926b9d078fed6e0bb5b60ca7805
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C:\Users\Admin\AppData\Roaming\Microsoft\Ekmrpjzhm\yaeylfie.exeMD5
2499580589aabd07d55375d429e9d163
SHA1e6287dcaf977bb16e25eb5228982c18e16184370
SHA256697715b1e3a2add307adfb3f5637d81647994f9cd085e3db4252e18acda67455
SHA512abfcf2a046505e536bc9d8e080c80de92c5d57b37ed067787a3b84c1e2937a2ee1e466828f8646a1eedbaf21dfc3b7703a4b40755bebbd7123f99c4b87a9b2bc
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C:\Users\Admin\AppData\Roaming\Microsoft\Ekmrpjzhm\yaeylfie.exeMD5
2499580589aabd07d55375d429e9d163
SHA1e6287dcaf977bb16e25eb5228982c18e16184370
SHA256697715b1e3a2add307adfb3f5637d81647994f9cd085e3db4252e18acda67455
SHA512abfcf2a046505e536bc9d8e080c80de92c5d57b37ed067787a3b84c1e2937a2ee1e466828f8646a1eedbaf21dfc3b7703a4b40755bebbd7123f99c4b87a9b2bc
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C:\Users\Admin\AppData\Roaming\Microsoft\Ekmrpjzhm\yaeylfie.exeMD5
2499580589aabd07d55375d429e9d163
SHA1e6287dcaf977bb16e25eb5228982c18e16184370
SHA256697715b1e3a2add307adfb3f5637d81647994f9cd085e3db4252e18acda67455
SHA512abfcf2a046505e536bc9d8e080c80de92c5d57b37ed067787a3b84c1e2937a2ee1e466828f8646a1eedbaf21dfc3b7703a4b40755bebbd7123f99c4b87a9b2bc
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\??\PIPE\wkssvcMD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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\Users\Admin\AppData\Roaming\Microsoft\Ekmrpjzhm\yaeylfie.exeMD5
2499580589aabd07d55375d429e9d163
SHA1e6287dcaf977bb16e25eb5228982c18e16184370
SHA256697715b1e3a2add307adfb3f5637d81647994f9cd085e3db4252e18acda67455
SHA512abfcf2a046505e536bc9d8e080c80de92c5d57b37ed067787a3b84c1e2937a2ee1e466828f8646a1eedbaf21dfc3b7703a4b40755bebbd7123f99c4b87a9b2bc
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\Users\Admin\AppData\Roaming\Microsoft\Ekmrpjzhm\yaeylfie.exeMD5
2499580589aabd07d55375d429e9d163
SHA1e6287dcaf977bb16e25eb5228982c18e16184370
SHA256697715b1e3a2add307adfb3f5637d81647994f9cd085e3db4252e18acda67455
SHA512abfcf2a046505e536bc9d8e080c80de92c5d57b37ed067787a3b84c1e2937a2ee1e466828f8646a1eedbaf21dfc3b7703a4b40755bebbd7123f99c4b87a9b2bc
-
memory/384-10-0x0000000002760000-0x0000000002771000-memory.dmpFilesize
68KB
-
memory/384-8-0x0000000000000000-mapping.dmp
-
memory/876-4-0x0000000000000000-mapping.dmp
-
memory/876-11-0x00000000003B0000-0x00000000003EA000-memory.dmpFilesize
232KB
-
memory/1248-15-0x0000000000000000-mapping.dmp
-
memory/1552-12-0x0000000000000000-mapping.dmp
-
memory/1672-6-0x0000000000000000-mapping.dmp
-
memory/1736-0-0x0000000000000000-mapping.dmp
-
memory/1736-1-0x0000000002720000-0x0000000002731000-memory.dmpFilesize
68KB