Analysis
-
max time kernel
130s -
max time network
8s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
23-11-2020 14:40
Static task
static1
General
-
Target
nrebmi.exe
-
Size
1.0MB
-
MD5
6723fc6fdda01dd9274b76a085fa2905
-
SHA1
62136136d77a464ac420f3a60cbd784d449e6de6
-
SHA256
ab6621166ad3604c72c37eabd074f9b14ad1da9bec6f2b406cae961c45678762
-
SHA512
6a73d09bec55f20ec9a59fd7db7362f42a4dce7f9a62e49a7f36e17bffb2f29148e9d9c02004543829c66c4ab7aeaa87bb624987a8096f6def7c3cc061996503
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:
obyemif.exeobyemif.exepid process 1840 obyemif.exe 1992 obyemif.exe -
Loads dropped DLL 2 IoCs
Processes:
nrebmi.exepid process 2036 nrebmi.exe 2036 nrebmi.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 9 IoCs
Processes:
nrebmi.exenrebmi.exeobyemif.exeobyemif.exeexplorer.exenrebmi.exepid process 2036 nrebmi.exe 1104 nrebmi.exe 1104 nrebmi.exe 1840 obyemif.exe 1992 obyemif.exe 1992 obyemif.exe 540 explorer.exe 540 explorer.exe 772 nrebmi.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
obyemif.exepid process 1840 obyemif.exe -
Suspicious use of WriteProcessMemory 25 IoCs
Processes:
nrebmi.exeobyemif.exetaskeng.exedescription pid process target process PID 2036 wrote to memory of 1104 2036 nrebmi.exe nrebmi.exe PID 2036 wrote to memory of 1104 2036 nrebmi.exe nrebmi.exe PID 2036 wrote to memory of 1104 2036 nrebmi.exe nrebmi.exe PID 2036 wrote to memory of 1104 2036 nrebmi.exe nrebmi.exe PID 2036 wrote to memory of 1840 2036 nrebmi.exe obyemif.exe PID 2036 wrote to memory of 1840 2036 nrebmi.exe obyemif.exe PID 2036 wrote to memory of 1840 2036 nrebmi.exe obyemif.exe PID 2036 wrote to memory of 1840 2036 nrebmi.exe obyemif.exe PID 2036 wrote to memory of 1820 2036 nrebmi.exe schtasks.exe PID 2036 wrote to memory of 1820 2036 nrebmi.exe schtasks.exe PID 2036 wrote to memory of 1820 2036 nrebmi.exe schtasks.exe PID 2036 wrote to memory of 1820 2036 nrebmi.exe schtasks.exe PID 1840 wrote to memory of 1992 1840 obyemif.exe obyemif.exe PID 1840 wrote to memory of 1992 1840 obyemif.exe obyemif.exe PID 1840 wrote to memory of 1992 1840 obyemif.exe obyemif.exe PID 1840 wrote to memory of 1992 1840 obyemif.exe obyemif.exe PID 1840 wrote to memory of 540 1840 obyemif.exe explorer.exe PID 1840 wrote to memory of 540 1840 obyemif.exe explorer.exe PID 1840 wrote to memory of 540 1840 obyemif.exe explorer.exe PID 1840 wrote to memory of 540 1840 obyemif.exe explorer.exe PID 1840 wrote to memory of 540 1840 obyemif.exe explorer.exe PID 1028 wrote to memory of 772 1028 taskeng.exe nrebmi.exe PID 1028 wrote to memory of 772 1028 taskeng.exe nrebmi.exe PID 1028 wrote to memory of 772 1028 taskeng.exe nrebmi.exe PID 1028 wrote to memory of 772 1028 taskeng.exe nrebmi.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\nrebmi.exe"C:\Users\Admin\AppData\Local\Temp\nrebmi.exe"1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\nrebmi.exeC:\Users\Admin\AppData\Local\Temp\nrebmi.exe /C2⤵
- Suspicious behavior: EnumeratesProcesses
-
C:\Users\Admin\AppData\Roaming\Microsoft\Dypymdmaujjo\obyemif.exeC:\Users\Admin\AppData\Roaming\Microsoft\Dypymdmaujjo\obyemif.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\Microsoft\Dypymdmaujjo\obyemif.exeC:\Users\Admin\AppData\Roaming\Microsoft\Dypymdmaujjo\obyemif.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 rybpvhzzc /tr "\"C:\Users\Admin\AppData\Local\Temp\nrebmi.exe\" /I rybpvhzzc" /SC ONCE /Z /ST 14:39 /ET 14:512⤵
- Creates scheduled task(s)
-
C:\Windows\system32\taskeng.exetaskeng.exe {B2F27998-CF23-498E-9491-686785176F89} S-1-5-18:NT AUTHORITY\System:Service:1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\nrebmi.exeC:\Users\Admin\AppData\Local\Temp\nrebmi.exe /I rybpvhzzc2⤵
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Roaming\Microsoft\Dypymdmaujjo\obyemif.datMD5
3fd5934c50f20de5910751d2c91ff3fe
SHA13787d415d98c94b62e7bbe324b68caec2a474a93
SHA256a49e1102ab7e8227bd30885ba5dde1d7290d541be859520d971c3c5836b23b7d
SHA512ea2bca7b48c28717d1f08cdffed15839765852c18f0ecdb4ce9d53340f8310ed1959358f6402a756e71f94192d642c26822442ca8f2a74d350dd4eb6d5809004
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C:\Users\Admin\AppData\Roaming\Microsoft\Dypymdmaujjo\obyemif.exeMD5
6723fc6fdda01dd9274b76a085fa2905
SHA162136136d77a464ac420f3a60cbd784d449e6de6
SHA256ab6621166ad3604c72c37eabd074f9b14ad1da9bec6f2b406cae961c45678762
SHA5126a73d09bec55f20ec9a59fd7db7362f42a4dce7f9a62e49a7f36e17bffb2f29148e9d9c02004543829c66c4ab7aeaa87bb624987a8096f6def7c3cc061996503
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C:\Users\Admin\AppData\Roaming\Microsoft\Dypymdmaujjo\obyemif.exeMD5
6723fc6fdda01dd9274b76a085fa2905
SHA162136136d77a464ac420f3a60cbd784d449e6de6
SHA256ab6621166ad3604c72c37eabd074f9b14ad1da9bec6f2b406cae961c45678762
SHA5126a73d09bec55f20ec9a59fd7db7362f42a4dce7f9a62e49a7f36e17bffb2f29148e9d9c02004543829c66c4ab7aeaa87bb624987a8096f6def7c3cc061996503
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C:\Users\Admin\AppData\Roaming\Microsoft\Dypymdmaujjo\obyemif.exeMD5
6723fc6fdda01dd9274b76a085fa2905
SHA162136136d77a464ac420f3a60cbd784d449e6de6
SHA256ab6621166ad3604c72c37eabd074f9b14ad1da9bec6f2b406cae961c45678762
SHA5126a73d09bec55f20ec9a59fd7db7362f42a4dce7f9a62e49a7f36e17bffb2f29148e9d9c02004543829c66c4ab7aeaa87bb624987a8096f6def7c3cc061996503
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\Users\Admin\AppData\Roaming\Microsoft\Dypymdmaujjo\obyemif.exeMD5
6723fc6fdda01dd9274b76a085fa2905
SHA162136136d77a464ac420f3a60cbd784d449e6de6
SHA256ab6621166ad3604c72c37eabd074f9b14ad1da9bec6f2b406cae961c45678762
SHA5126a73d09bec55f20ec9a59fd7db7362f42a4dce7f9a62e49a7f36e17bffb2f29148e9d9c02004543829c66c4ab7aeaa87bb624987a8096f6def7c3cc061996503
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\Users\Admin\AppData\Roaming\Microsoft\Dypymdmaujjo\obyemif.exeMD5
6723fc6fdda01dd9274b76a085fa2905
SHA162136136d77a464ac420f3a60cbd784d449e6de6
SHA256ab6621166ad3604c72c37eabd074f9b14ad1da9bec6f2b406cae961c45678762
SHA5126a73d09bec55f20ec9a59fd7db7362f42a4dce7f9a62e49a7f36e17bffb2f29148e9d9c02004543829c66c4ab7aeaa87bb624987a8096f6def7c3cc061996503
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memory/540-12-0x0000000000000000-mapping.dmp
-
memory/772-14-0x0000000000000000-mapping.dmp
-
memory/1104-1-0x00000000026D0000-0x00000000026E1000-memory.dmpFilesize
68KB
-
memory/1104-0-0x0000000000000000-mapping.dmp
-
memory/1820-6-0x0000000000000000-mapping.dmp
-
memory/1840-4-0x0000000000000000-mapping.dmp
-
memory/1840-11-0x00000000003B0000-0x00000000003EA000-memory.dmpFilesize
232KB
-
memory/1992-10-0x0000000002620000-0x0000000002631000-memory.dmpFilesize
68KB
-
memory/1992-8-0x0000000000000000-mapping.dmp