redline | 856698b1a916bf7e0b78de41778651f869ebd1427b0479364398c720eef89f2f

General

Target

96f65fdd17e0597a18fd472faa0b80452ce17a85ec2bae585131929f905267ed.exe
Size

580KB
MD5

b205d67855c6a9518f454c3df28148d9
SHA1

b5af6bc576551f51aa612d5b2cbc2afe877b7e49
SHA256

96f65fdd17e0597a18fd472faa0b80452ce17a85ec2bae585131929f905267ed
SHA512

a6a5b63c3a326404601746b2f57866cab49a70f640190be93800fd44e03a77ed0b35e3d6b176e8f4156ae52ae65546dd127b615a5e3bff098387b64c29d965fc
SSDEEP

12288:iMrMy90Rx0phzoJAtX96aP4Y4/HNO9NU2CCcjJ0IFnJG:yyOAOSXQK5YtFgcGILG

Score

10^/10

redline fukia discovery infostealer persistence

Malware Config

Extracted

Family

redline

Botnet

fukia

C2

193.233.20.13:4136

Attributes

auth_value
e5783636fbd9e4f0cf9a017bce02e67e

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/0x0008000000023ce8-19.dat	family_redline
behavioral1/memory/4844-21-0x0000000000180000-0x00000000001B2000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
1824	nnF66aE.exe
4616	nvq98sL.exe
4844	bTY43.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_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\""	nvq98sL.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\\\""	96f65fdd17e0597a18fd472faa0b80452ce17a85ec2bae585131929f905267ed.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\\\""	nnF66aE.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	96f65fdd17e0597a18fd472faa0b80452ce17a85ec2bae585131929f905267ed.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nnF66aE.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nvq98sL.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bTY43.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2528 wrote to memory of 1824	2528	96f65fdd17e0597a18fd472faa0b80452ce17a85ec2bae585131929f905267ed.exe	85
PID 2528 wrote to memory of 1824	2528	96f65fdd17e0597a18fd472faa0b80452ce17a85ec2bae585131929f905267ed.exe	85
PID 2528 wrote to memory of 1824	2528	96f65fdd17e0597a18fd472faa0b80452ce17a85ec2bae585131929f905267ed.exe	85
PID 1824 wrote to memory of 4616	1824	nnF66aE.exe	86
PID 1824 wrote to memory of 4616	1824	nnF66aE.exe	86
PID 1824 wrote to memory of 4616	1824	nnF66aE.exe	86
PID 4616 wrote to memory of 4844	4616	nvq98sL.exe	87
PID 4616 wrote to memory of 4844	4616	nvq98sL.exe	87
PID 4616 wrote to memory of 4844	4616	nvq98sL.exe	87

C:\Users\Admin\AppData\Local\Temp\96f65fdd17e0597a18fd472faa0b80452ce17a85ec2bae585131929f905267ed.exe
"C:\Users\Admin\AppData\Local\Temp\96f65fdd17e0597a18fd472faa0b80452ce17a85ec2bae585131929f905267ed.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2528
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nnF66aE.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nnF66aE.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1824
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nvq98sL.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nvq98sL.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4616
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\bTY43.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\bTY43.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:4844

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\nnF66aE.exe

Filesize
476KB

MD5
5fbe8f09b80027b49a57a11f8e70312a

SHA1
fa2fb67c4fd0e516beecefdb5f40de350676d1dd

SHA256
090016687e23828fd623b2aacaa9be8e9805fb9b8bfa4fe600731a3a7e45c56c

SHA512
43ed000bb3769f2c7c15a77eb33fb102ccd172e96d9945c95c7031dc57c995e49a0cce657414af6239e6927195379cfb8a1d797b4b1e4b08b0d3bbab3ea05df2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nvq98sL.exe

Filesize
202KB

MD5
8d0e63697789287bddeb849f8a773578

SHA1
f761c49ac3ee280df85d480c3a1f63a29ad95fe9

SHA256
a718bce3052522d7bf97b8c65e4475a577b68446485a87adffa5913f090d4894

SHA512
d21341adacba090189b75da19ff1c7d0ef9bd4c53f8b25bee184032e02b23bd98d296e0ed8b673c3e99dfe03afb20ba64c578fac71b8edb5dfd08ea078e85327

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\bTY43.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
memory/4844-21-0x0000000000180000-0x00000000001B2000-memory.dmp

Filesize
200KB

Download
memory/4844-22-0x00000000050E0000-0x00000000056F8000-memory.dmp

Filesize
6.1MB

Download
memory/4844-23-0x0000000004C60000-0x0000000004D6A000-memory.dmp

Filesize
1.0MB

Download
memory/4844-24-0x0000000004B90000-0x0000000004BA2000-memory.dmp

Filesize
72KB

Download
memory/4844-25-0x0000000004C00000-0x0000000004C3C000-memory.dmp

Filesize
240KB

Download
memory/4844-26-0x0000000004D70000-0x0000000004DBC000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads