redline | d4835d490aa3cca5fb1082484d75b0de9f3942649ab9425ee65c52bd9c7b8cf0

General

Target

d4835d490aa3cca5fb1082484d75b0de9f3942649ab9425ee65c52bd9c7b8cf0.exe
Size

480KB
MD5

3635aa60d4681e9b6d954d50e7748506
SHA1

0d4dfd19fcfa800bffccc7a64739b4383f2d012d
SHA256

d4835d490aa3cca5fb1082484d75b0de9f3942649ab9425ee65c52bd9c7b8cf0
SHA512

e7964a07acba9ee0a46a8eb2a1199b5975b5424e3bb2555872f921f64b66cadd4c62eb2e5dc2a087b894ae4218c5a0444d955bd1bd5515e72d654e415ee9673b
SSDEEP

12288:gMr6y90v8SFwj5VY6PoK65t1RffQ3JC9eEr:qyj6wVWg65NA3JCU6

Score

10^/10

redline dumud discovery infostealer persistence

Malware Config

Extracted

Family

redline

Botnet

dumud

C2

217.196.96.101:4132

Attributes

auth_value
3e18d4b90418aa3e78d8822e87c62f5c

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/0x000b000000023b93-12.dat	family_redline
behavioral1/memory/4008-15-0x0000000000770000-0x00000000007A0000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
1112	x1180337.exe
4008	g1336278.exe

Adds Run key to start application 2 TTPs 2 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\\\""	d4835d490aa3cca5fb1082484d75b0de9f3942649ab9425ee65c52bd9c7b8cf0.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\\\""	x1180337.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	d4835d490aa3cca5fb1082484d75b0de9f3942649ab9425ee65c52bd9c7b8cf0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	x1180337.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	g1336278.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5056 wrote to memory of 1112	5056	d4835d490aa3cca5fb1082484d75b0de9f3942649ab9425ee65c52bd9c7b8cf0.exe	83
PID 5056 wrote to memory of 1112	5056	d4835d490aa3cca5fb1082484d75b0de9f3942649ab9425ee65c52bd9c7b8cf0.exe	83
PID 5056 wrote to memory of 1112	5056	d4835d490aa3cca5fb1082484d75b0de9f3942649ab9425ee65c52bd9c7b8cf0.exe	83
PID 1112 wrote to memory of 4008	1112	x1180337.exe	84
PID 1112 wrote to memory of 4008	1112	x1180337.exe	84
PID 1112 wrote to memory of 4008	1112	x1180337.exe	84

C:\Users\Admin\AppData\Local\Temp\d4835d490aa3cca5fb1082484d75b0de9f3942649ab9425ee65c52bd9c7b8cf0.exe
"C:\Users\Admin\AppData\Local\Temp\d4835d490aa3cca5fb1082484d75b0de9f3942649ab9425ee65c52bd9c7b8cf0.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5056
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x1180337.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x1180337.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1112
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g1336278.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g1336278.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4008

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\x1180337.exe

Filesize
307KB

MD5
726690133b04dca907cfd5a342df4b90

SHA1
72290fa534af0b6e2114505f22a4541cdd88e653

SHA256
0548400c3f057d426ad277d469bde2eb5b8b6ce2e131a06e1b5f615c2b7d94a2

SHA512
52c2a4b57498c0de01bc3f80e17a11c64a58dcdc9a9084e45f5dc9c7950c9bdfef94d27e78ac05cbbb7306c96c462b71d0e3738ab8faec8265806c27304624e9

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g1336278.exe

Filesize
168KB

MD5
c17f9a891f1813ebc1a339f4ffb1763a

SHA1
50403fcdeea066e0fa81c39273f725505bfa9185

SHA256
cfbbc7a15b5503e92bb73fa3c1624b757183864fdebaf0a18a2fac604fb799ba

SHA512
67c871979e8782b0608be37efcf4d59390ee967174c42a9b08f0bf22f93243538fd59220ac2afbdef1e570088ef4827a197188eeabc39a39cffda166a1f314c5

Download Submit
memory/4008-14-0x000000007405E000-0x000000007405F000-memory.dmp

Filesize
4KB

Download
memory/4008-15-0x0000000000770000-0x00000000007A0000-memory.dmp

Filesize
192KB

Download
memory/4008-16-0x0000000002A50000-0x0000000002A56000-memory.dmp

Filesize
24KB

Download
memory/4008-17-0x000000000ABF0000-0x000000000B208000-memory.dmp

Filesize
6.1MB

Download
memory/4008-18-0x000000000A720000-0x000000000A82A000-memory.dmp

Filesize
1.0MB

Download
memory/4008-19-0x000000000A650000-0x000000000A662000-memory.dmp

Filesize
72KB

Download
memory/4008-20-0x0000000074050000-0x0000000074800000-memory.dmp

Filesize
7.7MB

Download
memory/4008-21-0x000000000A6B0000-0x000000000A6EC000-memory.dmp

Filesize
240KB

Download
memory/4008-22-0x0000000004BE0000-0x0000000004C2C000-memory.dmp

Filesize
304KB

Download
memory/4008-23-0x000000007405E000-0x000000007405F000-memory.dmp

Filesize
4KB

Download
memory/4008-24-0x0000000074050000-0x0000000074800000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads