redline | cfc2eaed1afc5f088fedc7b4573136317a97d753d10a10422882353c7f3022fa

General

Target

cfc2eaed1afc5f088fedc7b4573136317a97d753d10a10422882353c7f3022fa.exe
Size

479KB
MD5

bae64bacd7803aa564438a756b2644ff
SHA1

ab656bda62742dc018fd05a9e6acd8dde8b62b92
SHA256

cfc2eaed1afc5f088fedc7b4573136317a97d753d10a10422882353c7f3022fa
SHA512

0050ee430936889b118bb6e1d31483cad7caf6193b534d348511a667f4f38f3907cdb1696505889025bc7d046dad213f049fcbe1f5a35740049391906ef98d79
SSDEEP

12288:KMrSy90W8xCpHLHrOfbhrQtJNfJkSdNvW:kyJxqSRNu

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/0x0008000000023c88-12.dat	family_redline
behavioral1/memory/4176-15-0x00000000008A0000-0x00000000008D0000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
3932	x6830613.exe
4176	g7610168.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\\\""	cfc2eaed1afc5f088fedc7b4573136317a97d753d10a10422882353c7f3022fa.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\\\""	x6830613.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	cfc2eaed1afc5f088fedc7b4573136317a97d753d10a10422882353c7f3022fa.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	x6830613.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	g7610168.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1312 wrote to memory of 3932	1312	cfc2eaed1afc5f088fedc7b4573136317a97d753d10a10422882353c7f3022fa.exe	83
PID 1312 wrote to memory of 3932	1312	cfc2eaed1afc5f088fedc7b4573136317a97d753d10a10422882353c7f3022fa.exe	83
PID 1312 wrote to memory of 3932	1312	cfc2eaed1afc5f088fedc7b4573136317a97d753d10a10422882353c7f3022fa.exe	83
PID 3932 wrote to memory of 4176	3932	x6830613.exe	84
PID 3932 wrote to memory of 4176	3932	x6830613.exe	84
PID 3932 wrote to memory of 4176	3932	x6830613.exe	84

C:\Users\Admin\AppData\Local\Temp\cfc2eaed1afc5f088fedc7b4573136317a97d753d10a10422882353c7f3022fa.exe
"C:\Users\Admin\AppData\Local\Temp\cfc2eaed1afc5f088fedc7b4573136317a97d753d10a10422882353c7f3022fa.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1312
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x6830613.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x6830613.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3932
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g7610168.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g7610168.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4176

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\x6830613.exe

Filesize
307KB

MD5
a436ac756c9193ca1d822fb37b25ab76

SHA1
4b6b1565c571f1745523221a1365b8dbdca90f5e

SHA256
c8cae7798f1c54441f5f2d66308a012ee1b9f7e61c896b9cca31dc05f5293e8f

SHA512
72818533181f5ac736437537714fe3a521a0b0f07cffc2633aabb98b913bb0244684e3c32a7cc7209be87077b1a95d0d49eb78108d8d2aeb28b23c8bd0208bc0

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g7610168.exe

Filesize
168KB

MD5
fc01fe672d5c0e223ac5494655661a9b

SHA1
2fb24c9e4865133409c9412f468d7168a915919b

SHA256
b230d8042efc713d12d6d375619e5720a29ab104c9aeb2dcfd834674ee71f967

SHA512
e2f9781ef015cd29953f27c121600deb9811f9fc37e05297081709430d20027c67f770fdd3ba5a487909f74f4c858664cfd39f7c27831e153f420295dc2788bb

Download Submit
memory/4176-14-0x00000000749BE000-0x00000000749BF000-memory.dmp

Filesize
4KB

Download
memory/4176-15-0x00000000008A0000-0x00000000008D0000-memory.dmp

Filesize
192KB

Download
memory/4176-16-0x0000000005180000-0x0000000005186000-memory.dmp

Filesize
24KB

Download
memory/4176-17-0x0000000005830000-0x0000000005E48000-memory.dmp

Filesize
6.1MB

Download
memory/4176-18-0x0000000005320000-0x000000000542A000-memory.dmp

Filesize
1.0MB

Download
memory/4176-19-0x0000000005230000-0x0000000005242000-memory.dmp

Filesize
72KB

Download
memory/4176-20-0x00000000749B0000-0x0000000075160000-memory.dmp

Filesize
7.7MB

Download
memory/4176-21-0x0000000005290000-0x00000000052CC000-memory.dmp

Filesize
240KB

Download
memory/4176-22-0x00000000052D0000-0x000000000531C000-memory.dmp

Filesize
304KB

Download
memory/4176-23-0x00000000749BE000-0x00000000749BF000-memory.dmp

Filesize
4KB

Download
memory/4176-24-0x00000000749B0000-0x0000000075160000-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