Analysis
- max time kernel
139s - max time network
140s - platform
windows7_x64 - resource
win7v20201028 - submitted
09/11/2020, 20:09
Static task
static1
Behavioral task
behavioral1
Sample
may.jpg.dll
Resource
win7v20201028
General
- Target may.jpg.dll
- Size 388KB
- Sample201109-dbcwl2xcve
- SHA256 3b4e2eaa2c933d266ce048d25144e8a48e83c26de690d61b97edc665cdd3f3c3
- MD5 0a2b3e8f444d8e0ef4b9228c4c0ab39b
- SHA1 093cf0daa9da4509dfd5afd771058d7ff75b4f85
- SHA512 897d8ba0c7cc5eff05c764ef55d36774fa0eff8a838618b1ace65b335cedd68e095173f4b3c35673b0bcc5edc068b805fdeec2cb8e67e28209ae53296e865f94
- MD5 SHA1 SHA512
Malware Config
Extracted
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trickbot
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1000512
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gi5
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95.171.16.42:443
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185.90.61.9:443
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5.1.81.68:443
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185.99.2.65:443
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134.119.191.11:443
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85.204.116.100:443
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78.108.216.47:443
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51.81.112.144:443
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194.5.250.121:443
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185.14.31.104:443
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185.99.2.66:443
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107.175.72.141:443
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192.3.247.123:443
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134.119.191.21:443
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85.204.116.216:443
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91.235.129.20:443
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181.129.104.139:449
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181.112.157.42:449
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181.129.134.18:449
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131.161.253.190:449
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121.100.19.18:449
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190.136.178.52:449
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45.6.16.68:449
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110.232.76.39:449
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122.50.6.122:449
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103.12.161.194:449
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36.91.45.10:449
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110.93.15.98:449
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80.210.32.67:449
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103.111.83.246:449
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200.107.35.154:449
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36.89.182.225:449
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36.89.243.241:449
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36.92.19.205:449
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110.50.84.5:449
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182.253.113.67:449
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36.66.218.117:449
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autorunName:pwgrab
Signatures
- Templ.dll packer 4 IoCs
Detects Templ.dll packer which usually loads Trickbot.
resource yara_rule behavioral1/memory/1980-1-0x00000000002E0000-0x000000000030E000-memory.dmp templ_dll behavioral1/memory/1980-2-0x0000000000340000-0x000000000036E000-memory.dmp templ_dll behavioral1/memory/1980-4-0x0000000000950000-0x000000000097D000-memory.dmp templ_dll behavioral1/memory/1980-3-0x0000000000390000-0x00000000003BD000-memory.dmp templ_dll - Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 1280 wermgr.exe Token: SeDebugPrivilege 2016 wermgr.exe Token: SeDebugPrivilege 1280 wermgr.exe Token: SeDebugPrivilege 2016 wermgr.exe Token: SeDebugPrivilege 1280 wermgr.exe Token: SeDebugPrivilege 2016 wermgr.exe - Suspicious use of WriteProcessMemory 19 IoCs
description pid Process procid_target PID 1128 wrote to memory of 1980 1128 rundll32.exe 25 PID 1128 wrote to memory of 1980 1128 rundll32.exe 25 PID 1128 wrote to memory of 1980 1128 rundll32.exe 25 PID 1128 wrote to memory of 1980 1128 rundll32.exe 25 PID 1128 wrote to memory of 1980 1128 rundll32.exe 25 PID 1128 wrote to memory of 1980 1128 rundll32.exe 25 PID 1128 wrote to memory of 1980 1128 rundll32.exe 25 PID 1980 wrote to memory of 2016 1980 rundll32.exe 28 PID 1980 wrote to memory of 2016 1980 rundll32.exe 28 PID 1980 wrote to memory of 2016 1980 rundll32.exe 28 PID 1980 wrote to memory of 2016 1980 rundll32.exe 28 PID 1980 wrote to memory of 1280 1980 rundll32.exe 27 PID 1980 wrote to memory of 1280 1980 rundll32.exe 27 PID 1980 wrote to memory of 1280 1980 rundll32.exe 27 PID 1980 wrote to memory of 1280 1980 rundll32.exe 27 PID 1980 wrote to memory of 1280 1980 rundll32.exe 27 PID 1980 wrote to memory of 1280 1980 rundll32.exe 27 PID 1980 wrote to memory of 2016 1980 rundll32.exe 28 PID 1980 wrote to memory of 2016 1980 rundll32.exe 28
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\may.jpg.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1128 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\may.jpg.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:1980 -
C:\Windows\system32\wermgr.exeC:\Windows\system32\wermgr.exe3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1280
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C:\Windows\system32\wermgr.exeC:\Windows\system32\wermgr.exe3⤵
- Suspicious use of AdjustPrivilegeToken
PID:2016
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