Analysis
-
max time kernel
112s -
max time network
29s -
platform
windows7_x64 -
resource
win7 -
submitted
09-07-2020 19:01
Static task
static1
Behavioral task
behavioral1
Sample
update.dll
Resource
win7
General
-
Target
update.dll
-
Size
687KB
-
MD5
83fb9b3ce69bb443ba223dd6618e62a0
-
SHA1
d67dade16a6302c02845c750d570716dd887dac3
-
SHA256
852df49eddcced4bfeb403ef5705c9c559e72999f0830447e7c9d51d8437a4e0
-
SHA512
6b3678905438e8ac48d632ad905e3e1600ed3441f9df1910202ee4a148edd19860880de87cc9065d41261cffee1fee5d6a49f03e65549f6be94daef33e80f14b
Malware Config
Extracted
trickbot
1000512
chil63
95.171.16.42:443
185.90.61.9:443
5.1.81.68:443
185.99.2.65:443
134.119.191.11:443
85.204.116.100:443
78.108.216.47:443
51.81.112.144:443
194.5.250.121:443
185.14.31.104:443
185.99.2.66:443
107.175.72.141:443
192.3.247.123:443
134.119.191.21:443
85.204.116.216:443
91.235.129.20:443
181.129.104.139:449
181.112.157.42:449
181.129.134.18:449
131.161.253.190:449
121.100.19.18:449
190.136.178.52:449
45.6.16.68:449
110.232.76.39:449
122.50.6.122:449
103.12.161.194:449
36.91.45.10:449
110.93.15.98:449
80.210.32.67:449
103.111.83.246:449
200.107.35.154:449
36.89.182.225:449
36.89.243.241:449
36.92.19.205:449
110.50.84.5:449
182.253.113.67:449
36.66.218.117:449
-
autorunName:pwgrab
Signatures
-
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
wermgr.exedescription pid process Token: SeDebugPrivilege 1072 wermgr.exe Token: SeDebugPrivilege 1072 wermgr.exe Token: SeDebugPrivilege 1072 wermgr.exe -
Templ.dll packer 2 IoCs
Detects Templ.dll packer which usually loads Trickbot.
Processes:
resource yara_rule behavioral1/memory/1184-1-0x00000000001A0000-0x00000000001CE000-memory.dmp templ_dll behavioral1/memory/1184-2-0x0000000010000000-0x000000001002D000-memory.dmp templ_dll -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 1124 wrote to memory of 1184 1124 rundll32.exe rundll32.exe PID 1124 wrote to memory of 1184 1124 rundll32.exe rundll32.exe PID 1124 wrote to memory of 1184 1124 rundll32.exe rundll32.exe PID 1124 wrote to memory of 1184 1124 rundll32.exe rundll32.exe PID 1124 wrote to memory of 1184 1124 rundll32.exe rundll32.exe PID 1124 wrote to memory of 1184 1124 rundll32.exe rundll32.exe PID 1124 wrote to memory of 1184 1124 rundll32.exe rundll32.exe PID 1184 wrote to memory of 1072 1184 rundll32.exe wermgr.exe PID 1184 wrote to memory of 1072 1184 rundll32.exe wermgr.exe PID 1184 wrote to memory of 1072 1184 rundll32.exe wermgr.exe PID 1184 wrote to memory of 1072 1184 rundll32.exe wermgr.exe PID 1184 wrote to memory of 1072 1184 rundll32.exe wermgr.exe PID 1184 wrote to memory of 1072 1184 rundll32.exe wermgr.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\update.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1124 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\update.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:1184 -
C:\Windows\system32\wermgr.exeC:\Windows\system32\wermgr.exe3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1072