redline | dbdbd2f069d8c41604a87f4038c37444538f6e1d4ddf0516b8ee4c5a2ef9fec5

General

Target

8E008WFBBHVMQ0GV.doc
Size

70KB
MD5

4aee2fac47757d476bfcf89663a58ae6
SHA1

d8727d2d44b5c513e7d566933d3fdaefae9c3b25
SHA256

dbdbd2f069d8c41604a87f4038c37444538f6e1d4ddf0516b8ee4c5a2ef9fec5
SHA512

1d645f4cd18d3b228247d8403ecd1eb6529cbc2579800623bcd74138e2dfa8be1add8521481fd69f72305545ba450dcd329a15058dca65b7efe583d951f17193

Score

10^/10

redline version_4 agilenet discovery infostealer spyware stealer

Malware Config

Extracted

Family

redline

Botnet

version_4

C2

135.125.166.131:60294

Signatures

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine Payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/940-73-0x00000000004163DA-mapping.dmp	family_redline
behavioral1/memory/940-71-0x0000000000400000-0x000000000041C000-memory.dmp	family_redline
behavioral1/memory/940-75-0x0000000000400000-0x000000000041C000-memory.dmp	family_redline

Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

130igjt4.exe130igjt4.exe

pid process

1692 130igjt4.exe
940 130igjt4.exe
Loads dropped DLL 1 IoCs

Processes:

WINWORD.EXE

pid process

1116 WINWORD.EXE

pid	process
1692	130igjt4.exe
940	130igjt4.exe

pid	process
1116	WINWORD.EXE

Obfuscated with Agile.Net obfuscator 1 IoCs

Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

agilenet

Processes:

resource	yara_rule
behavioral1/memory/1692-70-0x0000000000560000-0x000000000056A000-memory.dmp	agile_net

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of SetThreadContext 2 IoCs

Processes:

130igjt4.exe

description	pid	process	target process
PID 1692 set thread context of 940	1692	130igjt4.exe	130igjt4.exe
PID 1692 set thread context of 940	1692	130igjt4.exe	130igjt4.exe

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

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
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

1116 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

130igjt4.exe

pid process

940 130igjt4.exe
940 130igjt4.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

130igjt4.exe130igjt4.exe

description pid process

Token: SeDebugPrivilege 1692 130igjt4.exe
Token: SeDebugPrivilege 940 130igjt4.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

WINWORD.EXE

pid process

1116 WINWORD.EXE
1116 WINWORD.EXE

pid	process
1116	WINWORD.EXE

pid	process
940	130igjt4.exe
940	130igjt4.exe

description	pid	process
Token: SeDebugPrivilege	1692	130igjt4.exe
Token: SeDebugPrivilege	940	130igjt4.exe

pid	process
1116	WINWORD.EXE
1116	WINWORD.EXE

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

WINWORD.EXE130igjt4.exe

description	pid	process	target process
PID 1116 wrote to memory of 1692	1116	WINWORD.EXE	130igjt4.exe
PID 1116 wrote to memory of 1692	1116	WINWORD.EXE	130igjt4.exe
PID 1116 wrote to memory of 1692	1116	WINWORD.EXE	130igjt4.exe
PID 1116 wrote to memory of 1692	1116	WINWORD.EXE	130igjt4.exe
PID 1692 wrote to memory of 940	1692	130igjt4.exe	130igjt4.exe
PID 1692 wrote to memory of 940	1692	130igjt4.exe	130igjt4.exe
PID 1692 wrote to memory of 940	1692	130igjt4.exe	130igjt4.exe
PID 1692 wrote to memory of 940	1692	130igjt4.exe	130igjt4.exe
PID 1692 wrote to memory of 940	1692	130igjt4.exe	130igjt4.exe
PID 1692 wrote to memory of 940	1692	130igjt4.exe	130igjt4.exe
PID 1692 wrote to memory of 940	1692	130igjt4.exe	130igjt4.exe
PID 1692 wrote to memory of 940	1692	130igjt4.exe	130igjt4.exe
PID 1692 wrote to memory of 940	1692	130igjt4.exe	130igjt4.exe
PID 1116 wrote to memory of 1628	1116	WINWORD.EXE	splwow64.exe
PID 1116 wrote to memory of 1628	1116	WINWORD.EXE	splwow64.exe
PID 1116 wrote to memory of 1628	1116	WINWORD.EXE	splwow64.exe
PID 1116 wrote to memory of 1628	1116	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\8E008WFBBHVMQ0GV.doc"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1116

C:\Users\Admin\AppData\Roaming\130igjt4.exe
C:\Users\Admin\AppData\Roaming\130igjt4.exe
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1692

C:\Users\Admin\AppData\Roaming\130igjt4.exe
"C:\Users\Admin\AppData\Roaming\130igjt4.exe"
3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:940

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
2⤵
PID:1628

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\130igjt4.exe
MD5
11d0aea48bf2b268941cfcac15a9909b

SHA1
e64488ef09cc7657e7e632edb7f75d36d95cf11d

SHA256
ee003e3fb0419a3a8e1c47c66f2001c7bdbf72fb8a829193c2298e2f1309ca6f

SHA512
d3266f6fa28ed73456e4159fb6ea5d592162a7afce289cb617cd138d47684c7877a4434d14dd1c57e333a3c5f29608db8d7e45ec2d74bd4bbce8597b3eb2a186

Download Submit
C:\Users\Admin\AppData\Roaming\130igjt4.exe
MD5
11d0aea48bf2b268941cfcac15a9909b

SHA1
e64488ef09cc7657e7e632edb7f75d36d95cf11d

SHA256
ee003e3fb0419a3a8e1c47c66f2001c7bdbf72fb8a829193c2298e2f1309ca6f

SHA512
d3266f6fa28ed73456e4159fb6ea5d592162a7afce289cb617cd138d47684c7877a4434d14dd1c57e333a3c5f29608db8d7e45ec2d74bd4bbce8597b3eb2a186

Download Submit
C:\Users\Admin\AppData\Roaming\130igjt4.exe
MD5
11d0aea48bf2b268941cfcac15a9909b

SHA1
e64488ef09cc7657e7e632edb7f75d36d95cf11d

SHA256
ee003e3fb0419a3a8e1c47c66f2001c7bdbf72fb8a829193c2298e2f1309ca6f

SHA512
d3266f6fa28ed73456e4159fb6ea5d592162a7afce289cb617cd138d47684c7877a4434d14dd1c57e333a3c5f29608db8d7e45ec2d74bd4bbce8597b3eb2a186

Download Submit
\Users\Admin\AppData\Roaming\130igjt4.exe
MD5
11d0aea48bf2b268941cfcac15a9909b

SHA1
e64488ef09cc7657e7e632edb7f75d36d95cf11d

SHA256
ee003e3fb0419a3a8e1c47c66f2001c7bdbf72fb8a829193c2298e2f1309ca6f

SHA512
d3266f6fa28ed73456e4159fb6ea5d592162a7afce289cb617cd138d47684c7877a4434d14dd1c57e333a3c5f29608db8d7e45ec2d74bd4bbce8597b3eb2a186

Download Submit
memory/940-77-0x0000000004C50000-0x0000000004C51000-memory.dmp

Filesize
4KB

Download
memory/940-73-0x00000000004163DA-mapping.dmp

Download
memory/940-71-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/940-75-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/1116-60-0x0000000072E01000-0x0000000072E04000-memory.dmp

Filesize
12KB

Download
memory/1116-62-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1116-80-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1116-61-0x0000000070881000-0x0000000070883000-memory.dmp

Filesize
8KB

Download
memory/1628-79-0x000007FEFC301000-0x000007FEFC303000-memory.dmp

Filesize
8KB

Download
memory/1628-78-0x0000000000000000-mapping.dmp

Download
memory/1692-64-0x0000000000000000-mapping.dmp

Download
memory/1692-70-0x0000000000560000-0x000000000056A000-memory.dmp

Filesize
40KB

Download
memory/1692-69-0x0000000000FB0000-0x0000000000FB1000-memory.dmp

Filesize
4KB

Download
memory/1692-67-0x0000000001060000-0x0000000001061000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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