redline | 4fa78774659091cf1e1be8ce6d58ad2b255db5a866c2785e4744e34423733662

General

Target

4fa78774659091cf1e1be8ce6d58ad2b255db5a866c2785e4744e34423733662.exe
Size

642KB
MD5

6c9b1c03eca293a260a56df6d3f79343
SHA1

8711f7512c4ca92b87f6fc43a1dbb68186d97aac
SHA256

4fa78774659091cf1e1be8ce6d58ad2b255db5a866c2785e4744e34423733662
SHA512

4cfd44f0e3901cf3bccc86f136aa3b5e3c5e15a01780910212765f46cc9f90abe3d14ff20a72d804ca9b7b43fca7de1f4dcca3c706a734f19d9d8687458f04af
SSDEEP

12288:NMroy90nXpof/Gf2sH/goMyrhI6bbMDEhRhxFk0dQAWW5:JyjDE/fMyrhIcPFLV

Score

10^/10

redline darm discovery infostealer persistence

Malware Config

Extracted

Family

redline

Botnet

darm

C2

217.196.96.56:4138

Attributes

auth_value
d88ac8ccc04ab9979b04b46313db1648

Signatures

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

RedLine payload 2 IoCs

resource	yara_rule
behavioral1/files/0x000b000000023b8c-12.dat	family_redline
behavioral1/memory/4940-15-0x0000000000A40000-0x0000000000A70000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
1324	x4483151.exe
4940	g4178631.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	4fa78774659091cf1e1be8ce6d58ad2b255db5a866c2785e4744e34423733662.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\""	x4483151.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4fa78774659091cf1e1be8ce6d58ad2b255db5a866c2785e4744e34423733662.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	x4483151.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	g4178631.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4876 wrote to memory of 1324	4876	4fa78774659091cf1e1be8ce6d58ad2b255db5a866c2785e4744e34423733662.exe	84
PID 4876 wrote to memory of 1324	4876	4fa78774659091cf1e1be8ce6d58ad2b255db5a866c2785e4744e34423733662.exe	84
PID 4876 wrote to memory of 1324	4876	4fa78774659091cf1e1be8ce6d58ad2b255db5a866c2785e4744e34423733662.exe	84
PID 1324 wrote to memory of 4940	1324	x4483151.exe	85
PID 1324 wrote to memory of 4940	1324	x4483151.exe	85
PID 1324 wrote to memory of 4940	1324	x4483151.exe	85

C:\Users\Admin\AppData\Local\Temp\4fa78774659091cf1e1be8ce6d58ad2b255db5a866c2785e4744e34423733662.exe
"C:\Users\Admin\AppData\Local\Temp\4fa78774659091cf1e1be8ce6d58ad2b255db5a866c2785e4744e34423733662.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4876
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x4483151.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x4483151.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1324
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g4178631.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g4178631.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4940

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x4483151.exe

Filesize
384KB

MD5
72c5935706e94986ce110b384c6ccad9

SHA1
bbe3cb136fba69036d63954e4fce09a065d968c4

SHA256
b15657642f6407fa633cd96a3ce329a57094b228cc2c067c1dfcf5f25cb7cf73

SHA512
ab7e703db76adb05d416873616ea2d4ae91b624ac9b4a1ac2e5d89a2577d65f5f83e11feff19bf45f677cf80718dbcb53440c2da47c188da0f8f26fd67b67539

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g4178631.exe

Filesize
168KB

MD5
3a97c9c8aa5aad06afd6b1d191309f3b

SHA1
3ec7c3bed527bc9e75999aeb82e773490e2cb8ed

SHA256
678103a1d4f70c064610aed1295e2e18068ef3a61b4db3685d1066b83f5ce034

SHA512
9de5e06d0347f9fbc98d0ec4e3798c8228bcb56726288bf9e7ce9dd91f9488889384107747de2f2e85e8ca41b089de998e6afa48ba05cb72e28d411c526750fd

Download Submit
memory/4940-14-0x000000007496E000-0x000000007496F000-memory.dmp

Filesize
4KB

Download
memory/4940-15-0x0000000000A40000-0x0000000000A70000-memory.dmp

Filesize
192KB

Download
memory/4940-16-0x0000000005260000-0x0000000005266000-memory.dmp

Filesize
24KB

Download
memory/4940-17-0x000000000ADE0000-0x000000000B3F8000-memory.dmp

Filesize
6.1MB

Download
memory/4940-18-0x000000000A8D0000-0x000000000A9DA000-memory.dmp

Filesize
1.0MB

Download
memory/4940-19-0x000000000A7E0000-0x000000000A7F2000-memory.dmp

Filesize
72KB

Download
memory/4940-20-0x000000000A840000-0x000000000A87C000-memory.dmp

Filesize
240KB

Download
memory/4940-21-0x0000000074960000-0x0000000075110000-memory.dmp

Filesize
7.7MB

Download
memory/4940-22-0x0000000004D50000-0x0000000004D9C000-memory.dmp

Filesize
304KB

Download
memory/4940-23-0x000000007496E000-0x000000007496F000-memory.dmp

Filesize
4KB

Download
memory/4940-24-0x0000000074960000-0x0000000075110000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads