redline | d5ef4a11b4172b81d43ffa684090a87693f191377890f6767878166580155716

General

Target

d5ef4a11b4172b81d43ffa684090a87693f191377890f6767878166580155716.exe
Size

556KB
MD5

7dd305a12097da70cb4320313cb873bc
SHA1

0fd4f1ebafa0c24b4387442137b1c5a922a14921
SHA256

d5ef4a11b4172b81d43ffa684090a87693f191377890f6767878166580155716
SHA512

478b4ff97a0bc73037885b4173018367d7ef7092bc86f15725d5f317fbc382d4c6f18bff677f8ee0d87dcdebfc37af070f9195252c341bba7aaac9170f23f8f8
SSDEEP

12288:HMrUy90ElnZLWrzbC95rwcIzxmXgu/TORjmfz4LM2/u3Y90:Lywa8NmXgu/ydmfz4o2GIu

Score

10^/10

redline darm discovery infostealer persistence

Malware Config

Extracted

Family

redline

Botnet

darm

C2

217.196.96.56:4138

Attributes

auth_value
d88ac8ccc04ab9979b04b46313db1648

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/0x0008000000023c97-12.dat	family_redline
behavioral1/memory/1008-15-0x0000000000A10000-0x0000000000A40000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
2480	x3339511.exe
1008	g2034956.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\\\""	d5ef4a11b4172b81d43ffa684090a87693f191377890f6767878166580155716.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\\\""	x3339511.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	d5ef4a11b4172b81d43ffa684090a87693f191377890f6767878166580155716.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	x3339511.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	g2034956.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3704 wrote to memory of 2480	3704	d5ef4a11b4172b81d43ffa684090a87693f191377890f6767878166580155716.exe	83
PID 3704 wrote to memory of 2480	3704	d5ef4a11b4172b81d43ffa684090a87693f191377890f6767878166580155716.exe	83
PID 3704 wrote to memory of 2480	3704	d5ef4a11b4172b81d43ffa684090a87693f191377890f6767878166580155716.exe	83
PID 2480 wrote to memory of 1008	2480	x3339511.exe	84
PID 2480 wrote to memory of 1008	2480	x3339511.exe	84
PID 2480 wrote to memory of 1008	2480	x3339511.exe	84

C:\Users\Admin\AppData\Local\Temp\d5ef4a11b4172b81d43ffa684090a87693f191377890f6767878166580155716.exe
"C:\Users\Admin\AppData\Local\Temp\d5ef4a11b4172b81d43ffa684090a87693f191377890f6767878166580155716.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3704
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x3339511.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x3339511.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2480
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g2034956.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g2034956.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1008

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\x3339511.exe

Filesize
384KB

MD5
e1e698462ad2fd1c299ffe9112c37476

SHA1
759c370859baa501a907f5fd0e98d5761bab2595

SHA256
bd7129ea002b9d27493414a3040946b3e8322d21732f9cdfc60463e78a18953d

SHA512
12fc9a9b3320d87315a13e08b8bb7a999ecf15e6fdd37fea23dc5ed74cc1bc9552083c26a032aa103fdc98b9bc74a45f5925da6dc7d0359102016869974e5e6b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g2034956.exe

Filesize
168KB

MD5
a5b1eb82dc936511999de4bb50faf739

SHA1
1ecdec449dd265a790936b4590c4b0d789acba9c

SHA256
558c969a415be64a67342bf00645143382681cb268740b1edd2aacd322a3388e

SHA512
fbfcc108bbdf96ea5029972eccfe5993db83e587ad5d323a252d02081580567a8cf36e5fc5093e64f70590059c431fe90c5c440d0186eee7a9be46f360c4b0bc

Download Submit
memory/1008-14-0x00000000749EE000-0x00000000749EF000-memory.dmp

Filesize
4KB

Download
memory/1008-15-0x0000000000A10000-0x0000000000A40000-memory.dmp

Filesize
192KB

Download
memory/1008-16-0x0000000005470000-0x0000000005476000-memory.dmp

Filesize
24KB

Download
memory/1008-17-0x0000000005AB0000-0x00000000060C8000-memory.dmp

Filesize
6.1MB

Download
memory/1008-18-0x00000000055A0000-0x00000000056AA000-memory.dmp

Filesize
1.0MB

Download
memory/1008-19-0x00000000054D0000-0x00000000054E2000-memory.dmp

Filesize
72KB

Download
memory/1008-20-0x0000000005530000-0x000000000556C000-memory.dmp

Filesize
240KB

Download
memory/1008-21-0x00000000749E0000-0x0000000075190000-memory.dmp

Filesize
7.7MB

Download
memory/1008-22-0x00000000056B0000-0x00000000056FC000-memory.dmp

Filesize
304KB

Download
memory/1008-23-0x00000000749EE000-0x00000000749EF000-memory.dmp

Filesize
4KB

Download
memory/1008-24-0x00000000749E0000-0x0000000075190000-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