redline | 5a841babdc463b01f08fd2c33054dd37a0a56cd30a1c9aca7ac5492b2f88b71e

General

Target

5a841babdc463b01f08fd2c33054dd37a0a56cd30a1c9aca7ac5492b2f88b71e.exe
Size

1.1MB
MD5

de1167e6308cd4bfac2290fac8f483dd
SHA1

7f4ceca7205ba5b43de2ac910c47e57f2217b418
SHA256

5a841babdc463b01f08fd2c33054dd37a0a56cd30a1c9aca7ac5492b2f88b71e
SHA512

2708a179298a8e8e898b51cf59a42ed7177e2b3f6090fd86cf9b36782dfe10ffc4a5ba6dcdeac8b8d6407f12ab53dfa69e0e5564462e03e356f85a138084ecf2
SSDEEP

24576:LyKGgCAWXFCZ69ivF+oyREfgL89b2sy2R8nyl7B5k2K6+wY:+KsAvM9ivFvyRE4s+RnGzX+w

Score

10^/10

redline doma discovery infostealer persistence

Malware Config

Extracted

Family

redline

Botnet

doma

C2

185.161.248.75:4132

Attributes

auth_value
8be53af7f78567706928d0abef953ef4

Signatures

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

RedLine payload 2 IoCs

Processes:

resource	yara_rule
behavioral1/files/0x0008000000023ca1-19.dat	family_redline
behavioral1/memory/3988-21-0x0000000000D30000-0x0000000000D5A000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

Processes:

x3584574.exex0293789.exef0763446.exe

pid	Process
3660	x3584574.exe
1500	x0293789.exe
3988	f0763446.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

x0293789.exe5a841babdc463b01f08fd2c33054dd37a0a56cd30a1c9aca7ac5492b2f88b71e.exex3584574.exe

description	ioc	Process
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\\\""	x0293789.exe
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\\\""	5a841babdc463b01f08fd2c33054dd37a0a56cd30a1c9aca7ac5492b2f88b71e.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\\\""	x3584574.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

Processes:

5a841babdc463b01f08fd2c33054dd37a0a56cd30a1c9aca7ac5492b2f88b71e.exex3584574.exex0293789.exef0763446.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5a841babdc463b01f08fd2c33054dd37a0a56cd30a1c9aca7ac5492b2f88b71e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	x3584574.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	x0293789.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f0763446.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

5a841babdc463b01f08fd2c33054dd37a0a56cd30a1c9aca7ac5492b2f88b71e.exex3584574.exex0293789.exe

description	pid	Process	procid_target
PID 5112 wrote to memory of 3660	5112	5a841babdc463b01f08fd2c33054dd37a0a56cd30a1c9aca7ac5492b2f88b71e.exe	85
PID 5112 wrote to memory of 3660	5112	5a841babdc463b01f08fd2c33054dd37a0a56cd30a1c9aca7ac5492b2f88b71e.exe	85
PID 5112 wrote to memory of 3660	5112	5a841babdc463b01f08fd2c33054dd37a0a56cd30a1c9aca7ac5492b2f88b71e.exe	85
PID 3660 wrote to memory of 1500	3660	x3584574.exe	86
PID 3660 wrote to memory of 1500	3660	x3584574.exe	86
PID 3660 wrote to memory of 1500	3660	x3584574.exe	86
PID 1500 wrote to memory of 3988	1500	x0293789.exe	87
PID 1500 wrote to memory of 3988	1500	x0293789.exe	87
PID 1500 wrote to memory of 3988	1500	x0293789.exe	87

C:\Users\Admin\AppData\Local\Temp\5a841babdc463b01f08fd2c33054dd37a0a56cd30a1c9aca7ac5492b2f88b71e.exe
"C:\Users\Admin\AppData\Local\Temp\5a841babdc463b01f08fd2c33054dd37a0a56cd30a1c9aca7ac5492b2f88b71e.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5112
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x3584574.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x3584574.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3660
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x0293789.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x0293789.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1500
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f0763446.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f0763446.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:3988

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\x3584574.exe

Filesize
749KB

MD5
5ce1a95d111a46dfa174db445ba03566

SHA1
854eee7a2f0ef887617262204d9b6f0465613a61

SHA256
cf0c9dfb705b08e7b7774f0009a95b96017ed122d77c0f55429cc7c1bfc86003

SHA512
0cf8b3e89ecd2c71eff23b1ad70c1a9a0cfcd1aca1bf1b97b826057cf783e37d5aec02acbfbc29d7506a8703313f232165fd03f4d6b130167d032a4992e512a1

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x0293789.exe

Filesize
304KB

MD5
8f78bbda96f9ef2b39cbffee62084ae9

SHA1
5dab25469059732fc424e98319679944c349dde4

SHA256
81b5380617083e36ef49b4480b41605373c3308db5a3f14528a73c736025412e

SHA512
5e3df0cb10ad50cfa0af2c9227da8ea2e2f8e71fd753fcea25470a8bbe255724e1e28bc96f876c353ca08f142e457eb7f2cafc785d1d393fc043d39ed16b3653

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f0763446.exe

Filesize
145KB

MD5
710be77e741593764af05d4e71b54b3e

SHA1
aa851642268d1b922141e9c255e5bae6b99b952e

SHA256
d94960ee678a89bfd001b4fcfe1264c6bc56cc4f8c4cd37d43c200bbc58e514a

SHA512
760170d93db66453f5594666d7c7f4c10855fc4c02ed5e81d1ea7d28405da61f2dbba7f7f33cb077a652c64bb600b06abb7310326d170924e41f4e043d96f951

Download Submit
memory/3988-21-0x0000000000D30000-0x0000000000D5A000-memory.dmp

Filesize
168KB

Download
memory/3988-22-0x0000000005C00000-0x0000000006218000-memory.dmp

Filesize
6.1MB

Download
memory/3988-23-0x00000000056F0000-0x00000000057FA000-memory.dmp

Filesize
1.0MB

Download
memory/3988-24-0x0000000005600000-0x0000000005612000-memory.dmp

Filesize
72KB

Download
memory/3988-25-0x0000000005660000-0x000000000569C000-memory.dmp

Filesize
240KB

Download
memory/3988-26-0x00000000056A0000-0x00000000056EC000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads