redline | d9ccc39b31a0b77884849f47f8c82c1391d832910a8a1715e5dc48d1ab5ef630

General

Target

d9ccc39b31a0b77884849f47f8c82c1391d832910a8a1715e5dc48d1ab5ef630.exe
Size

477KB
MD5

66f377f950d1afb0b2decb8fc7165456
SHA1

37f2fed8f7d023f0a6d457aacd11c9ca73c4afae
SHA256

d9ccc39b31a0b77884849f47f8c82c1391d832910a8a1715e5dc48d1ab5ef630
SHA512

b8ff1cf30694aab6b11452345379c06461ec894cadcf6074c433262b433eef803c093538de934a48765ce583e26ceed558c0a372a2ffbede39c211ef64233aa1
SSDEEP

12288:PMrny903EZOJTBQxALI6NUpj5gpfH8aJS8XTb0dd0hn:UybYl+eM6NBfH9JS8X44

Score

10^/10

redline fusa infostealer persistence spyware stealer

Malware Config

Extracted

Family

redline

Botnet

fusa

C2

193.233.20.12:4132

Attributes

auth_value
a08b2f01bd2af756e38c5dd60e87e697

Signatures

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

Executes dropped EXE 2 IoCs

pid	Process
4880	nRX66.exe
4280	bGv34.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	nRX66.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\\\""	nRX66.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	d9ccc39b31a0b77884849f47f8c82c1391d832910a8a1715e5dc48d1ab5ef630.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\\\""	d9ccc39b31a0b77884849f47f8c82c1391d832910a8a1715e5dc48d1ab5ef630.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 692 wrote to memory of 4880	692	d9ccc39b31a0b77884849f47f8c82c1391d832910a8a1715e5dc48d1ab5ef630.exe	80
PID 692 wrote to memory of 4880	692	d9ccc39b31a0b77884849f47f8c82c1391d832910a8a1715e5dc48d1ab5ef630.exe	80
PID 692 wrote to memory of 4880	692	d9ccc39b31a0b77884849f47f8c82c1391d832910a8a1715e5dc48d1ab5ef630.exe	80
PID 4880 wrote to memory of 4280	4880	nRX66.exe	81
PID 4880 wrote to memory of 4280	4880	nRX66.exe	81
PID 4880 wrote to memory of 4280	4880	nRX66.exe	81

C:\Users\Admin\AppData\Local\Temp\d9ccc39b31a0b77884849f47f8c82c1391d832910a8a1715e5dc48d1ab5ef630.exe
"C:\Users\Admin\AppData\Local\Temp\d9ccc39b31a0b77884849f47f8c82c1391d832910a8a1715e5dc48d1ab5ef630.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:692
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nRX66.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nRX66.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:4880
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bGv34.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bGv34.exe
    3⤵
    - Executes dropped EXE
    PID:4280

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

Credentials in Files

1

T1081

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nRX66.exe

Filesize
202KB

MD5
5d0cfc71b916dae716cd98a56a7e06e9

SHA1
0bc7a9c993044ddc4924cec528229f3612fcdbd0

SHA256
67b10d5005f67fba011a9d54b78fe4d2421f2e007930e3eb481c63bb50924fb9

SHA512
7db258c076ad95c0331a48414566376fa4e0a2dae44859abaef069bad9d04800ad509fda489daf696414205759e3f500556d0a9488267d8d322375234cfa39d4

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nRX66.exe

Filesize
202KB

MD5
5d0cfc71b916dae716cd98a56a7e06e9

SHA1
0bc7a9c993044ddc4924cec528229f3612fcdbd0

SHA256
67b10d5005f67fba011a9d54b78fe4d2421f2e007930e3eb481c63bb50924fb9

SHA512
7db258c076ad95c0331a48414566376fa4e0a2dae44859abaef069bad9d04800ad509fda489daf696414205759e3f500556d0a9488267d8d322375234cfa39d4

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bGv34.exe

Filesize
175KB

MD5
da6f3bef8abc85bd09f50783059964e3

SHA1
a0f25f60ec1896c4c920ea397f40e6ce29724322

SHA256
e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b

SHA512
4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bGv34.exe

Filesize
175KB

MD5
da6f3bef8abc85bd09f50783059964e3

SHA1
a0f25f60ec1896c4c920ea397f40e6ce29724322

SHA256
e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b

SHA512
4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

Download Submit
memory/4280-140-0x0000000005210000-0x000000000531A000-memory.dmp

Filesize
1.0MB

Download
memory/4280-138-0x0000000000770000-0x00000000007A2000-memory.dmp

Filesize
200KB

Download
memory/4280-139-0x0000000005690000-0x0000000005CA8000-memory.dmp

Filesize
6.1MB

Download
memory/4280-141-0x0000000005160000-0x0000000005172000-memory.dmp

Filesize
72KB

Download
memory/4280-142-0x00000000051C0000-0x00000000051FC000-memory.dmp

Filesize
240KB

Download
memory/4280-143-0x00000000063A0000-0x0000000006944000-memory.dmp

Filesize
5.6MB

Download
memory/4280-144-0x0000000005DF0000-0x0000000005E82000-memory.dmp

Filesize
584KB

Download
memory/4280-145-0x0000000005E90000-0x0000000005EF6000-memory.dmp

Filesize
408KB

Download
memory/4280-146-0x0000000006B20000-0x0000000006CE2000-memory.dmp

Filesize
1.8MB

Download
memory/4280-147-0x0000000007220000-0x000000000774C000-memory.dmp

Filesize
5.2MB

Download

Analysis

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