Analysis
-
max time kernel
118s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
27-08-2024 09:28
Static task
static1
Behavioral task
behavioral1
Sample
bfe84bbe4c2b817a7bc613a23344e290N.dll
Resource
win7-20240708-en
General
-
Target
bfe84bbe4c2b817a7bc613a23344e290N.dll
-
Size
1.0MB
-
MD5
bfe84bbe4c2b817a7bc613a23344e290
-
SHA1
d02dac6518e1608af4c551b03884c9565cc4c4e0
-
SHA256
19ee325710a2d42876ea27a2cb2f0be0e48b0d84e54b422511f3463969feb338
-
SHA512
0e4a15aad032076f1444d7180fb28876626a5f14d2a8703ad31cbbcf8a72e2a91610215d8e6c337e845cbc22ff54ae683b7550387772131c1b6962a8123e965f
-
SSDEEP
6144:pwexqEM8055EX+dridb0+NCirQ6TBByIeJzt93S0EE8cuFA6EpnznituagDgwzyO:2exF055EX+dW1VONPfzituaC9zbLn
Malware Config
Extracted
qakbot
402.68
biden51
1622109872
97.69.160.4:2222
96.37.113.36:993
50.244.112.106:443
172.78.43.46:443
47.22.148.6:443
197.45.110.165:995
71.187.170.235:443
75.67.192.125:443
96.61.23.88:995
140.82.49.12:443
81.97.154.100:443
122.58.117.81:995
105.198.236.99:443
68.186.192.69:443
92.59.35.196:2222
149.28.98.196:443
45.32.211.207:995
45.32.211.207:2222
45.77.115.208:2222
144.202.38.185:2222
149.28.101.90:995
45.77.115.208:443
149.28.98.196:2222
207.246.116.237:8443
207.246.77.75:995
207.246.77.75:8443
207.246.77.75:443
144.202.38.185:443
144.202.38.185:995
207.246.77.75:2222
45.77.117.108:995
149.28.98.196:995
45.77.115.208:8443
207.246.116.237:995
45.77.117.108:443
149.28.101.90:2222
207.246.116.237:443
149.28.101.90:443
149.28.101.90:8443
45.77.115.208:995
45.77.117.108:2222
45.32.211.207:8443
45.32.211.207:443
45.77.117.108:8443
207.246.116.237:2222
115.133.243.6:443
216.201.162.158:443
71.41.184.10:3389
184.185.103.157:443
83.110.108.161:2222
144.139.47.206:443
98.192.185.86:443
95.77.223.148:443
149.28.99.97:443
149.28.99.97:2222
149.28.99.97:995
45.63.107.192:2222
45.63.107.192:443
45.63.107.192:995
27.223.92.142:995
188.26.91.212:443
173.21.10.71:2222
76.25.142.196:443
75.118.1.141:443
73.151.236.31:443
98.252.118.134:443
71.74.12.34:443
189.210.115.207:443
151.205.102.42:443
67.165.206.193:993
68.204.7.158:443
72.240.200.181:2222
72.252.201.69:443
109.12.111.14:443
24.229.150.54:995
24.55.112.61:443
75.137.47.174:443
86.220.62.251:2222
105.198.236.101:443
24.179.77.148:443
24.122.166.173:443
136.232.34.70:443
100.2.123.234:443
50.29.166.232:995
190.85.91.154:443
73.25.124.140:2222
81.214.126.173:2222
92.96.3.180:2078
71.163.224.97:443
24.139.72.117:443
86.173.143.211:443
47.196.213.73:443
86.248.16.253:2222
45.46.53.140:2222
24.152.219.253:995
186.154.175.13:443
70.163.161.79:443
24.95.61.62:443
78.63.226.32:443
83.196.56.65:2222
195.6.1.154:2222
76.168.147.166:993
64.121.114.87:443
77.27.207.217:995
31.4.242.233:995
125.62.192.220:443
195.12.154.8:443
71.117.132.169:443
96.21.251.127:2222
71.199.192.62:443
70.168.130.172:995
82.12.157.95:995
209.210.187.52:995
209.210.187.52:443
67.6.12.4:443
189.222.59.177:443
174.104.22.30:443
142.117.191.18:2222
189.146.183.105:443
213.60.147.140:443
196.221.207.137:995
108.46.145.30:443
187.250.238.164:995
2.7.116.188:2222
195.43.173.70:443
106.250.150.98:443
45.67.231.247:443
83.110.103.152:443
83.110.9.71:2222
78.97.207.104:443
59.90.246.200:443
80.227.5.69:443
125.63.101.62:443
86.236.77.68:2222
109.106.69.138:2222
84.72.35.226:443
217.133.54.140:32100
197.161.154.132:443
89.137.211.239:995
74.222.204.82:995
122.148.156.131:995
156.223.110.23:443
144.139.166.18:443
202.185.166.181:443
76.94.200.148:995
71.63.120.101:443
196.151.252.84:443
202.188.138.162:443
74.68.144.202:443
69.58.147.82:2078
-
salt
jHxastDcds)oMc=jvh7wdUhxcsdt2
Signatures
-
Loads dropped DLL 1 IoCs
Processes:
regsvr32.exepid process 4056 regsvr32.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2648 4056 WerFault.exe regsvr32.exe -
System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
regsvr32.exeregsvr32.exeexplorer.exeschtasks.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
regsvr32.exepid process 4820 regsvr32.exe 4820 regsvr32.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
regsvr32.exepid process 4820 regsvr32.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
regsvr32.exeregsvr32.exeexplorer.exeregsvr32.exedescription pid process target process PID 2984 wrote to memory of 4820 2984 regsvr32.exe regsvr32.exe PID 2984 wrote to memory of 4820 2984 regsvr32.exe regsvr32.exe PID 2984 wrote to memory of 4820 2984 regsvr32.exe regsvr32.exe PID 4820 wrote to memory of 556 4820 regsvr32.exe explorer.exe PID 4820 wrote to memory of 556 4820 regsvr32.exe explorer.exe PID 4820 wrote to memory of 556 4820 regsvr32.exe explorer.exe PID 4820 wrote to memory of 556 4820 regsvr32.exe explorer.exe PID 4820 wrote to memory of 556 4820 regsvr32.exe explorer.exe PID 556 wrote to memory of 3388 556 explorer.exe schtasks.exe PID 556 wrote to memory of 3388 556 explorer.exe schtasks.exe PID 556 wrote to memory of 3388 556 explorer.exe schtasks.exe PID 2492 wrote to memory of 4056 2492 regsvr32.exe regsvr32.exe PID 2492 wrote to memory of 4056 2492 regsvr32.exe regsvr32.exe PID 2492 wrote to memory of 4056 2492 regsvr32.exe regsvr32.exe
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\bfe84bbe4c2b817a7bc613a23344e290N.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2984 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\bfe84bbe4c2b817a7bc613a23344e290N.dll2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4820 -
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:556 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn uvuwlpkay /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\bfe84bbe4c2b817a7bc613a23344e290N.dll\"" /SC ONCE /Z /ST 09:30 /ET 09:424⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:3388
-
C:\Windows\system32\regsvr32.exeregsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\bfe84bbe4c2b817a7bc613a23344e290N.dll"1⤵
- Suspicious use of WriteProcessMemory
PID:2492 -
C:\Windows\SysWOW64\regsvr32.exe-s "C:\Users\Admin\AppData\Local\Temp\bfe84bbe4c2b817a7bc613a23344e290N.dll"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:4056 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4056 -s 5843⤵
- Program crash
PID:2648
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4056 -ip 40561⤵PID:4004
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
1.0MB
MD52027d7cd38a6adeab0bc299c99bcb713
SHA100ba10fee0670e78bc55b3c24329b588946da90c
SHA2565cac6873aadf7b7756896c7a9fe8716046105f5599a92633fd2323911c52800c
SHA5125b1452a5444ada6b64ff147d53b773e242e23154aa61b7e92ec50e09891f9de1c444e3a991a1426c3150c81f04e7d84c4ab9b323e92bed6cfd44fdef7cfce8af