redline | be8762ebc8287f7707ee50b5e769312f33e44deb3e8bd5600da2ff058a6af043

Analysis

max time kernel
37s
max time network
97s
platform
windows7_x64
resource
win7v20210410
submitted
28/05/2021, 19:46

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General

Target
be8762ebc8287f7707ee50b5e769312f33e44deb3e8bd.exe
Size 870KB
Sample210528-xe9mpfvgee
SHA256 be8762ebc8287f7707ee50b5e769312f33e44deb3e8bd5600da2ff058a6af043
MD5 26dc9a5d8ee581177590d5d6471070f6
SHA1 28dc9d69721265ab4b273a7698765aced504dea3
SHA512 3d665339a2f0693a29b5d50cde0e54ac49c664b4c9b0d4b051b6b1027b6e62a34874e42b0fefa2ca316fe92adedb46fc052296e930b6f6a0fa81cd427f762115
MD5 SHA1 SHA512

Score

10^/10

redline 270521 eblet4 infostealer spyware

Malware Config

Extracted

Family

redline

Botnet

270521

gooutdayblog.info:80

Extracted

Family

redline

Botnet

eblet4

87.251.71.21:50359

Signatures

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine Payload 6 IoCs

resource	yara_rule
behavioral1/memory/924-69-0x0000000000400000-0x000000000041C000-memory.dmp	family_redline
behavioral1/memory/924-70-0x00000000004169AA-mapping.dmp	family_redline
behavioral1/memory/924-71-0x0000000000400000-0x000000000041C000-memory.dmp	family_redline
behavioral1/memory/852-83-0x0000000000400000-0x000000000041C000-memory.dmp	family_redline
behavioral1/memory/852-84-0x000000000041699E-mapping.dmp	family_redline
behavioral1/memory/852-85-0x0000000000400000-0x000000000041C000-memory.dmp	family_redline

Downloads MZ/PE file

Executes dropped EXE 2 IoCs

pid	Process
340	2094958326.exe
592	1893482789.exe

Deletes itself 1 IoCs

pid	Process
1692	cmd.exe

Loads dropped DLL 4 IoCs

pid	Process
1100	be8762ebc8287f7707ee50b5e769312f33e44deb3e8bd.exe
1100	be8762ebc8287f7707ee50b5e769312f33e44deb3e8bd.exe
1100	be8762ebc8287f7707ee50b5e769312f33e44deb3e8bd.exe
1100	be8762ebc8287f7707ee50b5e769312f33e44deb3e8bd.exe

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 340 set thread context of 924	340	2094958326.exe	32
PID 592 set thread context of 852	592	1893482789.exe	34

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13	be8762ebc8287f7707ee50b5e769312f33e44deb3e8bd.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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	be8762ebc8287f7707ee50b5e769312f33e44deb3e8bd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1264	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
924	AddInProcess32.exe
852	AddInProcess32.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	340	2094958326.exe
Token: SeDebugPrivilege	592	1893482789.exe
Token: SeDebugPrivilege	924	AddInProcess32.exe
Token: SeDebugPrivilege	852	AddInProcess32.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 1100 wrote to memory of 340	1100	be8762ebc8287f7707ee50b5e769312f33e44deb3e8bd.exe	31
PID 1100 wrote to memory of 340	1100	be8762ebc8287f7707ee50b5e769312f33e44deb3e8bd.exe	31
PID 1100 wrote to memory of 340	1100	be8762ebc8287f7707ee50b5e769312f33e44deb3e8bd.exe	31
PID 1100 wrote to memory of 340	1100	be8762ebc8287f7707ee50b5e769312f33e44deb3e8bd.exe	31
PID 340 wrote to memory of 924	340	2094958326.exe	32
PID 340 wrote to memory of 924	340	2094958326.exe	32
PID 340 wrote to memory of 924	340	2094958326.exe	32
PID 340 wrote to memory of 924	340	2094958326.exe	32
PID 340 wrote to memory of 924	340	2094958326.exe	32
PID 340 wrote to memory of 924	340	2094958326.exe	32
PID 340 wrote to memory of 924	340	2094958326.exe	32
PID 340 wrote to memory of 924	340	2094958326.exe	32
PID 340 wrote to memory of 924	340	2094958326.exe	32
PID 1100 wrote to memory of 592	1100	be8762ebc8287f7707ee50b5e769312f33e44deb3e8bd.exe	33
PID 1100 wrote to memory of 592	1100	be8762ebc8287f7707ee50b5e769312f33e44deb3e8bd.exe	33
PID 1100 wrote to memory of 592	1100	be8762ebc8287f7707ee50b5e769312f33e44deb3e8bd.exe	33
PID 1100 wrote to memory of 592	1100	be8762ebc8287f7707ee50b5e769312f33e44deb3e8bd.exe	33
PID 592 wrote to memory of 852	592	1893482789.exe	34
PID 592 wrote to memory of 852	592	1893482789.exe	34
PID 592 wrote to memory of 852	592	1893482789.exe	34
PID 592 wrote to memory of 852	592	1893482789.exe	34
PID 592 wrote to memory of 852	592	1893482789.exe	34
PID 592 wrote to memory of 852	592	1893482789.exe	34
PID 592 wrote to memory of 852	592	1893482789.exe	34
PID 592 wrote to memory of 852	592	1893482789.exe	34
PID 592 wrote to memory of 852	592	1893482789.exe	34
PID 1100 wrote to memory of 1692	1100	be8762ebc8287f7707ee50b5e769312f33e44deb3e8bd.exe	35
PID 1100 wrote to memory of 1692	1100	be8762ebc8287f7707ee50b5e769312f33e44deb3e8bd.exe	35
PID 1100 wrote to memory of 1692	1100	be8762ebc8287f7707ee50b5e769312f33e44deb3e8bd.exe	35
PID 1100 wrote to memory of 1692	1100	be8762ebc8287f7707ee50b5e769312f33e44deb3e8bd.exe	35
PID 1692 wrote to memory of 1264	1692	cmd.exe	37
PID 1692 wrote to memory of 1264	1692	cmd.exe	37
PID 1692 wrote to memory of 1264	1692	cmd.exe	37
PID 1692 wrote to memory of 1264	1692	cmd.exe	37

C:\Users\Admin\AppData\Local\Temp\be8762ebc8287f7707ee50b5e769312f33e44deb3e8bd.exe
"C:\Users\Admin\AppData\Local\Temp\be8762ebc8287f7707ee50b5e769312f33e44deb3e8bd.exe"
1⤵
- Loads dropped DLL
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
PID:1100
- C:\Users\Admin\AppData\Local\Temp\2094958326.exe
  C:\Users\Admin\AppData\Local\Temp\2094958326.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:340
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
    C:\\Windows\\Microsoft.NET\\Framework\\v4.0.30319\\AddInProcess32.exe
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:924
- C:\Users\Admin\AppData\Local\Temp\1893482789.exe
  C:\Users\Admin\AppData\Local\Temp\1893482789.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:592
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
    C:\\Windows\\Microsoft.NET\\Framework\\v4.0.30319\\AddInProcess32.exe
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:852
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /k ping 0 & del C:\Users\Admin\AppData\Local\Temp\be8762ebc8287f7707ee50b5e769312f33e44deb3e8bd.exe & exit
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:1692
- - C:\Windows\SysWOW64\PING.EXE
    ping 0
    3⤵
    - Runs ping.exe
    PID:1264

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Install Root Certificate

T1130

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/340-66-0x0000000001270000-0x0000000001271000-memory.dmp

Download

memory/340-68-0x0000000000B60000-0x0000000000B61000-memory.dmp

Download

memory/592-78-0x0000000000A40000-0x0000000000A41000-memory.dmp

Download

memory/592-82-0x0000000004D10000-0x0000000004D11000-memory.dmp

Download

memory/852-85-0x0000000000400000-0x000000000041C000-memory.dmp

Download

memory/852-83-0x0000000000400000-0x000000000041C000-memory.dmp

Download

memory/852-89-0x0000000004D60000-0x0000000004D61000-memory.dmp

Download

memory/924-69-0x0000000000400000-0x000000000041C000-memory.dmp

Download

memory/924-81-0x0000000004DB0000-0x0000000004DB1000-memory.dmp

Download

memory/924-71-0x0000000000400000-0x000000000041C000-memory.dmp

Download

memory/1100-60-0x0000000076E11000-0x0000000076E13000-memory.dmp

Download