redline | 7a245a33089d1def7ab6b7ac8823e9924f766790c5b26f5173b0ae33e1330090

General

Target

7a245a33089d1def7ab6b7ac8823e9924f766790c5b26f5173b0ae33e1330090.exe
Size

566KB
MD5

557e06da0b4fa94b2de13560e2d1c1fc
SHA1

40428a0da48c55af927820d9b433359364ba080e
SHA256

7a245a33089d1def7ab6b7ac8823e9924f766790c5b26f5173b0ae33e1330090
SHA512

71dadfb5da6caa8abbe6389e7ac010b67332ae74483f7ec05fcd78dd9981cba3670107733125905724730811e249499c68a52e75e1e1a965ae27061df59c371d
SSDEEP

12288:pMrFy90T3PocOIAHigvLoNmtHL66SvH8ijoqoBPAYAn:YyOQxIoiCLvtHL66Svca0Pls

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/0x000b000000023b7c-12.dat	family_redline
behavioral1/memory/4732-15-0x0000000000DF0000-0x0000000000E20000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
3648	y1413051.exe
4732	k6444838.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\\\""	7a245a33089d1def7ab6b7ac8823e9924f766790c5b26f5173b0ae33e1330090.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\\\""	y1413051.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	7a245a33089d1def7ab6b7ac8823e9924f766790c5b26f5173b0ae33e1330090.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	y1413051.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	k6444838.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2888 wrote to memory of 3648	2888	7a245a33089d1def7ab6b7ac8823e9924f766790c5b26f5173b0ae33e1330090.exe	83
PID 2888 wrote to memory of 3648	2888	7a245a33089d1def7ab6b7ac8823e9924f766790c5b26f5173b0ae33e1330090.exe	83
PID 2888 wrote to memory of 3648	2888	7a245a33089d1def7ab6b7ac8823e9924f766790c5b26f5173b0ae33e1330090.exe	83
PID 3648 wrote to memory of 4732	3648	y1413051.exe	84
PID 3648 wrote to memory of 4732	3648	y1413051.exe	84
PID 3648 wrote to memory of 4732	3648	y1413051.exe	84

C:\Users\Admin\AppData\Local\Temp\7a245a33089d1def7ab6b7ac8823e9924f766790c5b26f5173b0ae33e1330090.exe
"C:\Users\Admin\AppData\Local\Temp\7a245a33089d1def7ab6b7ac8823e9924f766790c5b26f5173b0ae33e1330090.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2888
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1413051.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1413051.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3648
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k6444838.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k6444838.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4732

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\y1413051.exe

Filesize
307KB

MD5
d4fed4c3fc721471b4c5f70bc76744ff

SHA1
3a9c1333abc361418c83bdb58625d6101f0db00f

SHA256
534abef3589f2fbfc40977ec38060d9dadba856c90994b46fa048761755a5762

SHA512
d94956a87e89ccec44b2a601d1b6591932ebaf2eeb7fdcf71dd9873b1e4de00264fa160b8d66e75c1f36fbdaab3f121152615559760776da3314d4d1dc56c3ab

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k6444838.exe

Filesize
168KB

MD5
bc88de5f9019801815c0298225d6376f

SHA1
c1f95264ffd8d8a46dc5e83bcd016c285c026e3e

SHA256
841790963a469cbe0ba0852fd5327e7379107180fa4462813cf6dadce740120f

SHA512
f7b553c1e5b43c62024a936375483f6318b1107bc46e35898de95fcd9b6f6a549107205cf86c3cf5f4054d0e3c07e28e8b0137c7567f67b6335d5cdf2e334522

Download Submit
memory/4732-14-0x000000007484E000-0x000000007484F000-memory.dmp

Filesize
4KB

Download
memory/4732-15-0x0000000000DF0000-0x0000000000E20000-memory.dmp

Filesize
192KB

Download
memory/4732-16-0x0000000003040000-0x0000000003046000-memory.dmp

Filesize
24KB

Download
memory/4732-17-0x000000000B0E0000-0x000000000B6F8000-memory.dmp

Filesize
6.1MB

Download
memory/4732-18-0x000000000AC60000-0x000000000AD6A000-memory.dmp

Filesize
1.0MB

Download
memory/4732-19-0x000000000AB90000-0x000000000ABA2000-memory.dmp

Filesize
72KB

Download
memory/4732-20-0x000000000ABF0000-0x000000000AC2C000-memory.dmp

Filesize
240KB

Download
memory/4732-21-0x0000000074840000-0x0000000074FF0000-memory.dmp

Filesize
7.7MB

Download
memory/4732-22-0x0000000002FA0000-0x0000000002FEC000-memory.dmp

Filesize
304KB

Download
memory/4732-23-0x000000007484E000-0x000000007484F000-memory.dmp

Filesize
4KB

Download
memory/4732-24-0x0000000074840000-0x0000000074FF0000-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