redline | 05a2d3d40d6f143e3f990a5fe4b064a6c615c530b5f2946cf2a730c5df5856e4

General

Target

05a2d3d40d6f143e3f990a5fe4b064a6c615c530b5f2946cf2a730c5df5856e4.exe
Size

469KB
MD5

b009a6f63bea7ca310275170f7652bed
SHA1

e8fe4b78bf0f2d28aad55c7341b9f9870aa83e5c
SHA256

05a2d3d40d6f143e3f990a5fe4b064a6c615c530b5f2946cf2a730c5df5856e4
SHA512

c964896c2bb2611f33ffaa44dedcb351504b528a406a646057f6fee4beb8df54628430ef1323a1127a5cb9e43ce61e08d0cdcbe0cfb13b6cb563a6e63d760c10
SSDEEP

12288:2Mr6y90Fdjy0V6lrl1LVzql3oWK9f2w2acGh:wyQVV6VL8BoVewB

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/0x000b000000023b6d-12.dat	family_redline
behavioral1/memory/1652-15-0x00000000002E0000-0x0000000000312000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
212	nIG36.exe
1652	bdO69.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\\\""	05a2d3d40d6f143e3f990a5fe4b064a6c615c530b5f2946cf2a730c5df5856e4.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\\\""	nIG36.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	05a2d3d40d6f143e3f990a5fe4b064a6c615c530b5f2946cf2a730c5df5856e4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nIG36.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bdO69.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4600 wrote to memory of 212	4600	05a2d3d40d6f143e3f990a5fe4b064a6c615c530b5f2946cf2a730c5df5856e4.exe	83
PID 4600 wrote to memory of 212	4600	05a2d3d40d6f143e3f990a5fe4b064a6c615c530b5f2946cf2a730c5df5856e4.exe	83
PID 4600 wrote to memory of 212	4600	05a2d3d40d6f143e3f990a5fe4b064a6c615c530b5f2946cf2a730c5df5856e4.exe	83
PID 212 wrote to memory of 1652	212	nIG36.exe	85
PID 212 wrote to memory of 1652	212	nIG36.exe	85
PID 212 wrote to memory of 1652	212	nIG36.exe	85

C:\Users\Admin\AppData\Local\Temp\05a2d3d40d6f143e3f990a5fe4b064a6c615c530b5f2946cf2a730c5df5856e4.exe
"C:\Users\Admin\AppData\Local\Temp\05a2d3d40d6f143e3f990a5fe4b064a6c615c530b5f2946cf2a730c5df5856e4.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4600
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nIG36.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nIG36.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:212
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bdO69.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bdO69.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1652

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\nIG36.exe

Filesize
202KB

MD5
701aca7db94e1eb1aaf7ca4629c50639

SHA1
29526b0d8cbbed5b0868ca79db6048fa81c87534

SHA256
c970f3653803dc846d4dd654c3493a17ccc9ab2fafe48d530b164cb154d5699b

SHA512
806d1dfe71270e0289eccdf8e7e76f0d3b279e3457cde92a5547a4a205b209f8aabd910c89d3fee0480df51af1764a72430532cebeff3732313f3c2ea464a085

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bdO69.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
memory/1652-14-0x000000007479E000-0x000000007479F000-memory.dmp

Filesize
4KB

Download
memory/1652-15-0x00000000002E0000-0x0000000000312000-memory.dmp

Filesize
200KB

Download
memory/1652-16-0x0000000005240000-0x0000000005858000-memory.dmp

Filesize
6.1MB

Download
memory/1652-17-0x0000000004DC0000-0x0000000004ECA000-memory.dmp

Filesize
1.0MB

Download
memory/1652-18-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/1652-19-0x0000000004D50000-0x0000000004D8C000-memory.dmp

Filesize
240KB

Download
memory/1652-20-0x0000000004ED0000-0x0000000004F1C000-memory.dmp

Filesize
304KB

Download
memory/1652-21-0x000000007479E000-0x000000007479F000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads