redline | 5bf42229296a3563062d742c126b9ae2c104e186dab00ed3290c9de0a1ba8113

General

Target

file.exe
Size

724KB
MD5

4b49cf66891946bfc7a26cb9dccc2bf6
SHA1

beb3853442242bc3d0d87f6c6d48103f64519316
SHA256

5bf42229296a3563062d742c126b9ae2c104e186dab00ed3290c9de0a1ba8113
SHA512

ec57f8c0352dca32f020872752adc802790ab7db4ca32cc7fc3938051d4764401ba0bb6d1a55c3d52b9cc8f36f614f188fb1fb950c7117f0698c543632b3c3ab
SSDEEP

12288:DMrty90pqRbXxPSLpD5fG5u0tqt3teJRlkUcaTzENhpC5NkUE:SyoMhPSLpD5fG808t+fNZTINhbUE

Score

10^/10

redline dunm infostealer persistence

Malware Config

Extracted

Family

redline

Botnet

dunm

C2

193.233.20.12:4132

Attributes

auth_value
352959e3707029296ec94306d74e2334

Signatures

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

Executes dropped EXE 3 IoCs

pid	Process
364	gXx22aL.exe
4984	gaV96iG.exe
2476	aPI21IZ.exe

Adds Run key to start application 2 TTPs 6 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	file.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\\\""	file.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	gXx22aL.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\\\""	gXx22aL.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	gaV96iG.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\\\""	gaV96iG.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1172 wrote to memory of 364	1172	file.exe	83
PID 1172 wrote to memory of 364	1172	file.exe	83
PID 1172 wrote to memory of 364	1172	file.exe	83
PID 364 wrote to memory of 4984	364	gXx22aL.exe	84
PID 364 wrote to memory of 4984	364	gXx22aL.exe	84
PID 364 wrote to memory of 4984	364	gXx22aL.exe	84
PID 4984 wrote to memory of 2476	4984	gaV96iG.exe	85
PID 4984 wrote to memory of 2476	4984	gaV96iG.exe	85
PID 4984 wrote to memory of 2476	4984	gaV96iG.exe	85

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1172
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\gXx22aL.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\gXx22aL.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:364
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\gaV96iG.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\gaV96iG.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:4984
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\aPI21IZ.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\aPI21IZ.exe
      4⤵
      Executes dropped EXE
      PID:2476

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\gXx22aL.exe

Filesize
620KB

MD5
c1571691603f75f3577b1cde63fa414f

SHA1
6163fe55ba9998afda8b04450cb3543044646f1d

SHA256
19644d262109ce2acfafef59caf1238f62be8be8e3c8eee897e9203521d80b2a

SHA512
053d69508e91d092499ee7a060378d96032f86f25ec9d65373faa8c28d4da7f84d3dc88e5f5a8dabbcc2a5c99969e8ccc9e20ecc7f1ff7c7005cf774ec8cb89a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\gXx22aL.exe

Filesize
620KB

MD5
c1571691603f75f3577b1cde63fa414f

SHA1
6163fe55ba9998afda8b04450cb3543044646f1d

SHA256
19644d262109ce2acfafef59caf1238f62be8be8e3c8eee897e9203521d80b2a

SHA512
053d69508e91d092499ee7a060378d96032f86f25ec9d65373faa8c28d4da7f84d3dc88e5f5a8dabbcc2a5c99969e8ccc9e20ecc7f1ff7c7005cf774ec8cb89a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\gaV96iG.exe

Filesize
286KB

MD5
4557b78f632de9dd74e4795b34687136

SHA1
54234e795487697d05350ab784ffc0da689b1ac3

SHA256
e68163c8ee25368d8653bf82437b919da5dfa7242b1f6ce2528c3fdf74588968

SHA512
14ceab89db1ac2476cf9b61b273123b20e894a1ccb3cc01b045119fa6555aaf2ae9ccb3c9029abcccf361730e47851fa1362a8d02751e47192a09035212ef1be

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\gaV96iG.exe

Filesize
286KB

MD5
4557b78f632de9dd74e4795b34687136

SHA1
54234e795487697d05350ab784ffc0da689b1ac3

SHA256
e68163c8ee25368d8653bf82437b919da5dfa7242b1f6ce2528c3fdf74588968

SHA512
14ceab89db1ac2476cf9b61b273123b20e894a1ccb3cc01b045119fa6555aaf2ae9ccb3c9029abcccf361730e47851fa1362a8d02751e47192a09035212ef1be

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\aPI21IZ.exe

Filesize
175KB

MD5
69f79e05d0c83aee310d9adfe5aa7f2b

SHA1
485c490180380051a14316564fbda07723be11b1

SHA256
c41dc7f6cc752595337cd7f209f923b43b061b201c6ab4dc02151afb90cd66e2

SHA512
f1789a74aeb83867c37ddeadcd06cddfc1454a94fcc122b35d67b0309b46742b9a6611e4c3e583baa90a3fd456e45c75ae5f1a206f6e4500c1f3f8ddf5e47b42

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\aPI21IZ.exe

Filesize
175KB

MD5
69f79e05d0c83aee310d9adfe5aa7f2b

SHA1
485c490180380051a14316564fbda07723be11b1

SHA256
c41dc7f6cc752595337cd7f209f923b43b061b201c6ab4dc02151afb90cd66e2

SHA512
f1789a74aeb83867c37ddeadcd06cddfc1454a94fcc122b35d67b0309b46742b9a6611e4c3e583baa90a3fd456e45c75ae5f1a206f6e4500c1f3f8ddf5e47b42

Download Submit
memory/2476-141-0x00000000003A0000-0x00000000003D2000-memory.dmp

Filesize
200KB

Download
memory/2476-142-0x00000000055A0000-0x0000000005BB8000-memory.dmp

Filesize
6.1MB

Download
memory/2476-143-0x00000000050D0000-0x00000000051DA000-memory.dmp

Filesize
1.0MB

Download
memory/2476-144-0x0000000004FF0000-0x0000000005002000-memory.dmp

Filesize
72KB

Download
memory/2476-145-0x0000000005050000-0x000000000508C000-memory.dmp

Filesize
240KB

Download

Analysis

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