redline | 797a5fd32370cc0247f1b8e3b7e262007b9b60afc1cdd5883f2c033479f5b7b6

General

Target

797a5fd32370cc0247f1b8e3b7e262007b9b60afc1cdd5883f2c033479f5b7b6.exe
Size

567KB
MD5

a157fe746b8c15a8bd7fb48c9b5fbd15
SHA1

92daa1783007bd8a92bce910b3efeeb1b6236bc2
SHA256

797a5fd32370cc0247f1b8e3b7e262007b9b60afc1cdd5883f2c033479f5b7b6
SHA512

a4ec5a08d0ef7d1849ad7b76af5d2c892baa76071eef9bf9efb03bdac98974afb20933d7206525d6b1daec0d31b42218631e21d24e86aac5ca64d1eb8b6041a7
SSDEEP

12288:ZMr1y90nxSG3iHbnfRHlgkFYEJqQZZxXL7ajaoktxOR:Iys3WjNlXxq0L7maTk

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/0x0008000000023cc0-12.dat	family_redline
behavioral1/memory/2072-15-0x00000000006B0000-0x00000000006E0000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
2968	y4026749.exe
2072	k5351311.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\\\""	797a5fd32370cc0247f1b8e3b7e262007b9b60afc1cdd5883f2c033479f5b7b6.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\\\""	y4026749.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	y4026749.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	k5351311.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	797a5fd32370cc0247f1b8e3b7e262007b9b60afc1cdd5883f2c033479f5b7b6.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 864 wrote to memory of 2968	864	797a5fd32370cc0247f1b8e3b7e262007b9b60afc1cdd5883f2c033479f5b7b6.exe	83
PID 864 wrote to memory of 2968	864	797a5fd32370cc0247f1b8e3b7e262007b9b60afc1cdd5883f2c033479f5b7b6.exe	83
PID 864 wrote to memory of 2968	864	797a5fd32370cc0247f1b8e3b7e262007b9b60afc1cdd5883f2c033479f5b7b6.exe	83
PID 2968 wrote to memory of 2072	2968	y4026749.exe	84
PID 2968 wrote to memory of 2072	2968	y4026749.exe	84
PID 2968 wrote to memory of 2072	2968	y4026749.exe	84

C:\Users\Admin\AppData\Local\Temp\797a5fd32370cc0247f1b8e3b7e262007b9b60afc1cdd5883f2c033479f5b7b6.exe
"C:\Users\Admin\AppData\Local\Temp\797a5fd32370cc0247f1b8e3b7e262007b9b60afc1cdd5883f2c033479f5b7b6.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:864
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y4026749.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y4026749.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2968
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k5351311.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k5351311.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2072

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\y4026749.exe

Filesize
307KB

MD5
3a08f9a33773d2e61e23a0bdbf9b6ad2

SHA1
341cbc79957a71d403c33a86a2d3ef03e2680325

SHA256
47a80ed0039b5d8f3387e436b69f94539027fba8a9669996037c8b361063ed4a

SHA512
95281871aeb4fda5453d60242b63bfc4d603bc0efcb213ffb4ad76c3284a9f85a7dfc99d3ce317cd3a62f51c723b2c3dd9109517c35449491bf3d8af6c52f796

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k5351311.exe

Filesize
168KB

MD5
0a0b0619ea656beb91fadbff37bf0228

SHA1
2a3162201db6cf42c420bc48de6a356a5d47f053

SHA256
98271fdaf78c5959dca1f8595e1d72a19cabccf1857bad94ff2152ac73d3c120

SHA512
5859aa49387727194a76f1577e55703f024e877b69af70bbf1f123711cdc6c6a31283a9208e5d024b19f3c27de68c5ae316338cc10e8846fb4b019742b09fa38

Download Submit
memory/2072-14-0x0000000073E7E000-0x0000000073E7F000-memory.dmp

Filesize
4KB

Download
memory/2072-15-0x00000000006B0000-0x00000000006E0000-memory.dmp

Filesize
192KB

Download
memory/2072-16-0x0000000004FD0000-0x0000000004FD6000-memory.dmp

Filesize
24KB

Download
memory/2072-17-0x0000000005730000-0x0000000005D48000-memory.dmp

Filesize
6.1MB

Download
memory/2072-18-0x0000000005240000-0x000000000534A000-memory.dmp

Filesize
1.0MB

Download
memory/2072-19-0x0000000005170000-0x0000000005182000-memory.dmp

Filesize
72KB

Download
memory/2072-20-0x00000000051D0000-0x000000000520C000-memory.dmp

Filesize
240KB

Download
memory/2072-21-0x0000000073E70000-0x0000000074620000-memory.dmp

Filesize
7.7MB

Download
memory/2072-22-0x0000000005350000-0x000000000539C000-memory.dmp

Filesize
304KB

Download
memory/2072-23-0x0000000073E7E000-0x0000000073E7F000-memory.dmp

Filesize
4KB

Download
memory/2072-24-0x0000000073E70000-0x0000000074620000-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