Analysis
-
max time kernel
150s -
max time network
49s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
12-07-2022 06:52
Static task
static1
Behavioral task
behavioral1
Sample
102755.dll
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
102755.dll
Resource
win10v2004-20220414-en
Behavioral task
behavioral3
Sample
TXRTN_4654211.lnk
Resource
win7-20220414-en
Behavioral task
behavioral4
Sample
TXRTN_4654211.lnk
Resource
win10v2004-20220414-en
Behavioral task
behavioral5
Sample
WindowsCodecs.dll
Resource
win7-20220414-en
Behavioral task
behavioral6
Sample
WindowsCodecs.dll
Resource
win10v2004-20220414-en
Behavioral task
behavioral7
Sample
calc.exe
Resource
win7-20220414-en
Behavioral task
behavioral8
Sample
calc.exe
Resource
win10v2004-20220414-en
General
-
Target
TXRTN_4654211.lnk
-
Size
1KB
-
MD5
eea824215afd2936b4b9c428558a11ed
-
SHA1
de5d15491319ee9c15c3bcbf215d9f6996f76776
-
SHA256
aa1add7b438592b57f9c7e53f5c19ead55d313824822835c73ca998f8e06134d
-
SHA512
24b0322fefbbb9eb57629f9396466cfbc79e205f126209319cd9ad2c83dda9a7975ac987058dc730e9149b6e315cfed35924e40a14a313655961bb4ed26a0b77
Malware Config
Extracted
qakbot
403.780
obama200
1657548298
172.115.177.204:2222
89.101.97.139:443
186.90.153.162:2222
38.70.253.226:2222
120.150.218.241:995
72.252.157.93:995
72.252.157.93:993
94.36.193.176:2222
47.23.89.60:993
89.211.209.234:2222
76.25.142.196:443
46.100.25.239:61202
24.158.23.166:995
69.14.172.24:443
92.132.132.81:2222
37.34.253.233:443
93.48.80.198:995
174.80.15.101:2083
24.178.196.158:2222
197.89.20.137:443
66.230.104.103:443
177.94.65.26:32101
208.107.221.224:443
100.38.242.113:995
24.55.67.176:443
40.134.246.185:995
24.139.72.117:443
74.14.5.179:2222
67.209.195.198:443
148.64.96.100:443
217.128.122.65:2222
196.203.37.215:80
47.180.172.159:443
32.221.224.140:995
117.248.109.38:21
70.46.220.114:443
176.45.218.138:995
94.59.15.180:2222
84.241.8.23:32103
81.158.239.251:2078
179.158.105.44:443
104.34.212.7:32103
41.228.22.180:443
217.165.157.202:995
109.12.111.14:443
67.165.206.193:993
111.125.245.116:995
1.161.79.116:443
1.161.79.116:995
81.193.30.90:443
103.133.11.10:995
174.69.215.101:443
173.21.10.71:2222
197.94.75.223:443
45.46.53.140:2222
96.37.113.36:993
120.61.3.142:443
182.52.159.24:443
190.252.242.69:443
187.172.164.12:443
201.172.23.72:2222
70.51.137.244:2222
37.208.131.49:50010
173.174.216.62:443
103.246.242.202:443
72.252.157.93:990
63.143.92.99:995
106.51.48.188:50001
182.191.92.203:995
86.97.246.166:1194
121.7.223.45:2222
67.69.166.79:2222
47.156.129.52:443
82.41.63.217:443
37.186.58.99:995
45.241.254.69:993
39.49.41.221:995
88.240.59.52:443
39.44.60.200:995
86.97.10.37:443
86.98.157.114:993
39.52.59.221:995
39.41.16.210:995
86.97.246.166:2222
86.213.75.30:2078
39.57.56.11:995
24.43.99.75:443
101.50.67.155:995
108.56.213.219:995
189.253.167.141:443
5.32.41.45:443
177.189.180.214:32101
39.53.124.57:995
80.11.74.81:2222
41.84.224.109:443
103.116.178.85:995
209.15.76.228:443
184.97.29.26:443
102.65.60.92:443
39.52.221.9:995
-
salt
jHxastDcds)oMc=jvh7wdUhxcsdt2
Signatures
-
Drops file in System32 directory 1 IoCs
Processes:
powershell.exedescription ioc process File opened for modification C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk powershell.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Modifies data under HKEY_USERS 2 IoCs
Processes:
powershell.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage powershell.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage\StartMenu_Start_Time = 3088db4ebc95d801 powershell.exe -
Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs
Processes:
calc.exepid process 2008 calc.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
regsvr32.exeexplorer.exepid process 364 regsvr32.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe 1536 explorer.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
regsvr32.exepid process 364 regsvr32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 112 powershell.exe -
Suspicious use of WriteProcessMemory 27 IoCs
Processes:
cmd.execmd.execalc.exeregsvr32.exeexplorer.exetaskeng.exedescription pid process target process PID 1972 wrote to memory of 2028 1972 cmd.exe cmd.exe PID 1972 wrote to memory of 2028 1972 cmd.exe cmd.exe PID 1972 wrote to memory of 2028 1972 cmd.exe cmd.exe PID 2028 wrote to memory of 2008 2028 cmd.exe calc.exe PID 2028 wrote to memory of 2008 2028 cmd.exe calc.exe PID 2028 wrote to memory of 2008 2028 cmd.exe calc.exe PID 2028 wrote to memory of 2008 2028 cmd.exe calc.exe PID 2008 wrote to memory of 364 2008 calc.exe regsvr32.exe PID 2008 wrote to memory of 364 2008 calc.exe regsvr32.exe PID 2008 wrote to memory of 364 2008 calc.exe regsvr32.exe PID 2008 wrote to memory of 364 2008 calc.exe regsvr32.exe PID 2008 wrote to memory of 364 2008 calc.exe regsvr32.exe PID 2008 wrote to memory of 364 2008 calc.exe regsvr32.exe PID 2008 wrote to memory of 364 2008 calc.exe regsvr32.exe PID 364 wrote to memory of 1536 364 regsvr32.exe explorer.exe PID 364 wrote to memory of 1536 364 regsvr32.exe explorer.exe PID 364 wrote to memory of 1536 364 regsvr32.exe explorer.exe PID 364 wrote to memory of 1536 364 regsvr32.exe explorer.exe PID 364 wrote to memory of 1536 364 regsvr32.exe explorer.exe PID 364 wrote to memory of 1536 364 regsvr32.exe explorer.exe PID 1536 wrote to memory of 1956 1536 explorer.exe schtasks.exe PID 1536 wrote to memory of 1956 1536 explorer.exe schtasks.exe PID 1536 wrote to memory of 1956 1536 explorer.exe schtasks.exe PID 1536 wrote to memory of 1956 1536 explorer.exe schtasks.exe PID 1412 wrote to memory of 112 1412 taskeng.exe powershell.exe PID 1412 wrote to memory of 112 1412 taskeng.exe powershell.exe PID 1412 wrote to memory of 112 1412 taskeng.exe powershell.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\TXRTN_4654211.lnk1⤵
- Suspicious use of WriteProcessMemory
PID:1972 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /q /c calc.exe2⤵
- Suspicious use of WriteProcessMemory
PID:2028 -
C:\Users\Admin\AppData\Local\Temp\calc.execalc.exe3⤵
- Suspicious behavior: CmdExeWriteProcessMemorySpam
- Suspicious use of WriteProcessMemory
PID:2008 -
C:\Windows\SysWOW64\regsvr32.exeC:\Windows\SysWOW64\regsvr32.exe 102755.dll4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:364 -
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1536 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /Z /ST 06:55 /tn xhjbfzs /ET 07:06 /tr "powershell.exe -encodedCommand cgBlAGcAcwB2AHIAMwAyAC4AZQB4AGUAIAAiAEMAOgBcAFUAcwBlAHIAcwBcAEEAZABtAGkAbgBcAEEAcABwAEQAYQB0AGEAXABMAG8AYwBhAGwAXABUAGUAbQBwAFwAMQAwADIANwA1ADUALgBkAGwAbAAiAA==" /SC ONCE6⤵
- Creates scheduled task(s)
PID:1956
-
C:\Windows\system32\taskeng.exetaskeng.exe {9245BA50-559B-4CD1-9A5E-4B1179B88E0D} S-1-5-18:NT AUTHORITY\System:Service:1⤵
- Suspicious use of WriteProcessMemory
PID:1412 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -encodedCommand cgBlAGcAcwB2AHIAMwAyAC4AZQB4AGUAIAAiAEMAOgBcAFUAcwBlAHIAcwBcAEEAZABtAGkAbgBcAEEAcABwAEQAYQB0AGEAXABMAG8AYwBhAGwAXABUAGUAbQBwAFwAMQAwADIANwA1ADUALgBkAGwAbAAiAA==2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
PID:112 -
C:\Windows\system32\regsvr32.exe"C:\Windows\system32\regsvr32.exe" C:\Users\Admin\AppData\Local\Temp\102755.dll3⤵PID:1476
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
memory/112-109-0x0000000000000000-mapping.dmp
-
memory/112-114-0x000000000123B000-0x000000000125A000-memory.dmpFilesize
124KB
-
memory/112-113-0x0000000001234000-0x0000000001237000-memory.dmpFilesize
12KB
-
memory/112-112-0x000007FEF27B0000-0x000007FEF330D000-memory.dmpFilesize
11.4MB
-
memory/112-111-0x000007FEF3310000-0x000007FEF3D33000-memory.dmpFilesize
10.1MB
-
memory/364-101-0x00000000008B0000-0x00000000008D2000-memory.dmpFilesize
136KB
-
memory/364-105-0x00000000008B0000-0x00000000008D2000-memory.dmpFilesize
136KB
-
memory/364-99-0x00000000008B0000-0x00000000008D2000-memory.dmpFilesize
136KB
-
memory/364-98-0x00000000008B0000-0x00000000008D2000-memory.dmpFilesize
136KB
-
memory/364-100-0x00000000002F0000-0x000000000032F000-memory.dmpFilesize
252KB
-
memory/364-94-0x0000000000000000-mapping.dmp
-
memory/364-96-0x0000000001E30000-0x0000000001EB0000-memory.dmpFilesize
512KB
-
memory/364-97-0x00000000008B0000-0x00000000008D2000-memory.dmpFilesize
136KB
-
memory/1536-106-0x0000000000080000-0x00000000000A2000-memory.dmpFilesize
136KB
-
memory/1536-104-0x0000000074021000-0x0000000074023000-memory.dmpFilesize
8KB
-
memory/1536-108-0x0000000000080000-0x00000000000A2000-memory.dmpFilesize
136KB
-
memory/1536-102-0x0000000000000000-mapping.dmp
-
memory/1956-107-0x0000000000000000-mapping.dmp
-
memory/1972-54-0x000007FEFB671000-0x000007FEFB673000-memory.dmpFilesize
8KB
-
memory/2008-93-0x0000000075BD1000-0x0000000075BD3000-memory.dmpFilesize
8KB
-
memory/2008-92-0x0000000000000000-mapping.dmp
-
memory/2028-88-0x0000000000000000-mapping.dmp