redline | 51809e57ec8b3f2089aae073282dc51259bc9dcaf9f2efea65fab82685898cc5

General

Target

51809e57ec8b3f2089aae073282dc51259bc9dcaf9f2efea65fab82685898cc5.exe
Size

770KB
MD5

72945c567c4b56c1986d29d8b57bdd2c
SHA1

6a5470fcb3fb17170d8b715bb789620b6a076c00
SHA256

51809e57ec8b3f2089aae073282dc51259bc9dcaf9f2efea65fab82685898cc5
SHA512

4ff567fde6d47d4acf760723e0200bb7e12c57c5761c62cc1e36988e36ac744c800e793bb6ad1a9c309803537f9ecbd30cc8919d30108e2f316c722d3e15c4fd
SSDEEP

12288:zMrHy9020B8rTZBFW1WXWOjrmqrxJqY25xWgNH9kTUb+LjneqhlLGGXyv:Uy3BK272dOUb+neqmFv

Score

10^/10

redline debro discovery infostealer persistence

Malware Config

Extracted

Family

redline

Botnet

debro

C2

185.161.248.75:4132

Attributes

auth_value
18c2c191aebfde5d1787ec8d805a01a8

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/0x0009000000023bdf-19.dat	family_redline
behavioral1/memory/3996-21-0x0000000000490000-0x00000000004BE000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
2544	x3417919.exe
4828	x2289108.exe
3996	f3338360.exe

Adds Run key to start application 2 TTPs 3 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\\\""	51809e57ec8b3f2089aae073282dc51259bc9dcaf9f2efea65fab82685898cc5.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\\\""	x3417919.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\""	x2289108.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	51809e57ec8b3f2089aae073282dc51259bc9dcaf9f2efea65fab82685898cc5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	x3417919.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	x2289108.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f3338360.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2612 wrote to memory of 2544	2612	51809e57ec8b3f2089aae073282dc51259bc9dcaf9f2efea65fab82685898cc5.exe	83
PID 2612 wrote to memory of 2544	2612	51809e57ec8b3f2089aae073282dc51259bc9dcaf9f2efea65fab82685898cc5.exe	83
PID 2612 wrote to memory of 2544	2612	51809e57ec8b3f2089aae073282dc51259bc9dcaf9f2efea65fab82685898cc5.exe	83
PID 2544 wrote to memory of 4828	2544	x3417919.exe	84
PID 2544 wrote to memory of 4828	2544	x3417919.exe	84
PID 2544 wrote to memory of 4828	2544	x3417919.exe	84
PID 4828 wrote to memory of 3996	4828	x2289108.exe	85
PID 4828 wrote to memory of 3996	4828	x2289108.exe	85
PID 4828 wrote to memory of 3996	4828	x2289108.exe	85

C:\Users\Admin\AppData\Local\Temp\51809e57ec8b3f2089aae073282dc51259bc9dcaf9f2efea65fab82685898cc5.exe
"C:\Users\Admin\AppData\Local\Temp\51809e57ec8b3f2089aae073282dc51259bc9dcaf9f2efea65fab82685898cc5.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2612
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x3417919.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x3417919.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2544
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x2289108.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x2289108.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4828
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f3338360.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f3338360.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:3996

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x3417919.exe

Filesize
488KB

MD5
d1769838f8400aa3e38f3d8db32e2cb9

SHA1
5b97cff11631ac85418c11018ab3db20df8f39dd

SHA256
3a7ca5d95502747c413a7b3f7f810c77171f4e2f0e05b59e27343a7445ffb713

SHA512
3b320dddb8936a3e09019f1a6b57b9f48fbe89bc0e366632299ce4ff17b0b38be1433e068db7d47e51cc9844a2054ea486820e505c7aaac802ba7fdb02b31080

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x2289108.exe

Filesize
316KB

MD5
d553ac847d8c20c11ba6962eb55a8897

SHA1
2200a7ac495b6eee3c624916c3002800b09c633b

SHA256
403bb7736851767bbffc04755a7198733a699a655876f2869c2ab09cea7f96f8

SHA512
bd1296c1904f25dc51daa391d0eef4fec2ece59ffee40f3cb49d0e54278685f190a63c38853b9742e364dd0777eba813ccd1c37b95e923e6aa233313b370b81c

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f3338360.exe

Filesize
168KB

MD5
d6825412c02d1dd3bf48847b78c74a3a

SHA1
8af58eb599cdec26994533ba1e2c34533e34afa2

SHA256
e76f57ee35c5b79115e7c981fbf8c0617693c63a2a6ef6aba4c09a8992a3b5ce

SHA512
238b667037268303cb6839a3483d91738ae14737c500aca9b7af991ca122b2f957bd34cc7a59336ba51631c106618c276f7dbba89127e75c8af7a3cb1af9b586

Download Submit
memory/3996-21-0x0000000000490000-0x00000000004BE000-memory.dmp

Filesize
184KB

Download
memory/3996-22-0x0000000007100000-0x0000000007106000-memory.dmp

Filesize
24KB

Download
memory/3996-23-0x000000000A780000-0x000000000AD98000-memory.dmp

Filesize
6.1MB

Download
memory/3996-24-0x000000000A300000-0x000000000A40A000-memory.dmp

Filesize
1.0MB

Download
memory/3996-25-0x000000000A230000-0x000000000A242000-memory.dmp

Filesize
72KB

Download
memory/3996-26-0x000000000A290000-0x000000000A2CC000-memory.dmp

Filesize
240KB

Download
memory/3996-27-0x0000000002700000-0x000000000274C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads