redline | dbdbd2f069d8c41604a87f4038c37444538f6e1d4ddf0516b8ee4c5a2ef9fec5

General

Target

8E008WFBBHVMQ0GV.doc
Size

70KB
MD5

4aee2fac47757d476bfcf89663a58ae6
SHA1

d8727d2d44b5c513e7d566933d3fdaefae9c3b25
SHA256

dbdbd2f069d8c41604a87f4038c37444538f6e1d4ddf0516b8ee4c5a2ef9fec5
SHA512

1d645f4cd18d3b228247d8403ecd1eb6529cbc2579800623bcd74138e2dfa8be1add8521481fd69f72305545ba450dcd329a15058dca65b7efe583d951f17193

Score

10^/10

redline discovery infostealer spyware stealer

Malware Config

Signatures

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

RedLine Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3152-183-0x00000000004163DA-mapping.dmp	family_redline

Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

130igjt4.exe130igjt4.exe

pid process

2660 130igjt4.exe
3152 130igjt4.exe
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

pid	process
2660	130igjt4.exe
3152	130igjt4.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

130igjt4.exe

description	pid	process	target process
PID 2660 set thread context of 3152	2660	130igjt4.exe	130igjt4.exe
PID 2660 set thread context of 3152	2660	130igjt4.exe	130igjt4.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

3736 WINWORD.EXE
3736 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

130igjt4.exe

pid process

3152 130igjt4.exe
3152 130igjt4.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

130igjt4.exe130igjt4.exe

description pid process

Token: SeDebugPrivilege 2660 130igjt4.exe
Token: SeDebugPrivilege 3152 130igjt4.exe
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

3736 WINWORD.EXE
3736 WINWORD.EXE
3736 WINWORD.EXE
3736 WINWORD.EXE
3736 WINWORD.EXE
3736 WINWORD.EXE
3736 WINWORD.EXE
3736 WINWORD.EXE

pid	process
3736	WINWORD.EXE
3736	WINWORD.EXE

pid	process
3152	130igjt4.exe
3152	130igjt4.exe

description	pid	process
Token: SeDebugPrivilege	2660	130igjt4.exe
Token: SeDebugPrivilege	3152	130igjt4.exe

pid	process
3736	WINWORD.EXE
3736	WINWORD.EXE
3736	WINWORD.EXE
3736	WINWORD.EXE
3736	WINWORD.EXE
3736	WINWORD.EXE
3736	WINWORD.EXE
3736	WINWORD.EXE

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

WINWORD.EXE130igjt4.exe

description	pid	process	target process
PID 3736 wrote to memory of 2660	3736	WINWORD.EXE	130igjt4.exe
PID 3736 wrote to memory of 2660	3736	WINWORD.EXE	130igjt4.exe
PID 3736 wrote to memory of 2660	3736	WINWORD.EXE	130igjt4.exe
PID 2660 wrote to memory of 3152	2660	130igjt4.exe	130igjt4.exe
PID 2660 wrote to memory of 3152	2660	130igjt4.exe	130igjt4.exe
PID 2660 wrote to memory of 3152	2660	130igjt4.exe	130igjt4.exe
PID 2660 wrote to memory of 3152	2660	130igjt4.exe	130igjt4.exe
PID 2660 wrote to memory of 3152	2660	130igjt4.exe	130igjt4.exe
PID 2660 wrote to memory of 3152	2660	130igjt4.exe	130igjt4.exe
PID 2660 wrote to memory of 3152	2660	130igjt4.exe	130igjt4.exe
PID 2660 wrote to memory of 3152	2660	130igjt4.exe	130igjt4.exe

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\8E008WFBBHVMQ0GV.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3736

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:2660

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:3152

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

3

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\130igjt4.exe.log
MD5
dbb7cd21bcadd57d582537bc6b16971b

SHA1
3c569137a93e0b4ede6224f420468ad94b68b5e2

SHA256
39cc31880ea3ffb347b00cc688e22ae6762564ba10449dfb877897f454216215

SHA512
26a8babfdd1ab28d737d08ca1819b5e0e44a1b80384599393f0d0bd12d97d49e9fa1ea2ad5bc8982424b21ccb2999f150c2823e24c2756d15d1d7274defceb68

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

SHA1
e64488ef09cc7657e7e632edb7f75d36d95cf11d

SHA256
ee003e3fb0419a3a8e1c47c66f2001c7bdbf72fb8a829193c2298e2f1309ca6f

SHA512
d3266f6fa28ed73456e4159fb6ea5d592162a7afce289cb617cd138d47684c7877a4434d14dd1c57e333a3c5f29608db8d7e45ec2d74bd4bbce8597b3eb2a186

Download Submit
memory/2660-179-0x0000000000000000-mapping.dmp

Download
memory/2660-182-0x00000000050D0000-0x00000000055CE000-memory.dmp

Filesize
5.0MB

Download
memory/3152-183-0x00000000004163DA-mapping.dmp

Download
memory/3152-186-0x0000000004E70000-0x0000000005476000-memory.dmp

Filesize
6.0MB

Download
memory/3736-123-0x00007FF9D1040000-0x00007FF9D2F35000-memory.dmp

Filesize
31.0MB

Download
memory/3736-122-0x00007FF9D2F40000-0x00007FF9D402E000-memory.dmp

Filesize
16.9MB

Download
memory/3736-118-0x00007FF9DA4F0000-0x00007FF9DD013000-memory.dmp

Filesize
43.1MB

Download
memory/3736-119-0x00007FF9B87B0000-0x00007FF9B87C0000-memory.dmp

Filesize
64KB

Download
memory/3736-117-0x00007FF9B87B0000-0x00007FF9B87C0000-memory.dmp

Filesize
64KB

Download
memory/3736-114-0x00007FF9B87B0000-0x00007FF9B87C0000-memory.dmp

Filesize
64KB

Download
memory/3736-116-0x00007FF9B87B0000-0x00007FF9B87C0000-memory.dmp

Filesize
64KB

Download
memory/3736-115-0x00007FF9B87B0000-0x00007FF9B87C0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads