redline | eafc692a6d315bbf8dc7b82e20c0f45b9118679db24944d62bcc0c94ecad1759

General

Target

29e7b2f96072f8e62948359199d5465ddfacc450705394ea6d29b7c77648026d.exe
Size

278KB
MD5

e1e1853dec523ca69419c639ca12bc1f
SHA1

1e6586cabece300856232e50b0d00114feb53ed0
SHA256

29e7b2f96072f8e62948359199d5465ddfacc450705394ea6d29b7c77648026d
SHA512

6c0f2d6a0cfe207bce306fe55abe8b47479f856a3db55f1fc5a13c2eff7ee1144ec1ee71c073e587bdae24b77847d1ad08072632c9ff4c052643b35799023461
SSDEEP

6144:T/DBkuri/tJaHurBwKa6O56wxWtdRSGY1x3tA28Jgx18b:T/1kwMAawKUZwe3+qq

Score

10^/10

redline sectoprat mtnnnn discovery execution infostealer rat trojan

Malware Config

Extracted

Family

redline

Botnet

mtnnnn

C2

103.153.79.195:24688

Signatures

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

RedLine payload 1 IoCs

resource	yara_rule
behavioral2/memory/4544-28-0x0000000000400000-0x000000000041E000-memory.dmp	family_redline

Redline family
redline
SectopRAT
SectopRAT is a remote access trojan first seen in November 2019.
trojan rat sectoprat

SectopRAT payload 1 IoCs

resource	yara_rule
behavioral2/memory/4544-28-0x0000000000400000-0x000000000041E000-memory.dmp	family_sectoprat

Sectoprat family
sectoprat

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe	Powershell.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe	Powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 208 set thread context of 4544	208	29e7b2f96072f8e62948359199d5465ddfacc450705394ea6d29b7c77648026d.exe	89

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
3004	Powershell.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	29e7b2f96072f8e62948359199d5465ddfacc450705394ea6d29b7c77648026d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	29e7b2f96072f8e62948359199d5465ddfacc450705394ea6d29b7c77648026d.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3004	Powershell.exe
3004	Powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3004	Powershell.exe
Token: SeDebugPrivilege	4544	29e7b2f96072f8e62948359199d5465ddfacc450705394ea6d29b7c77648026d.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 208 wrote to memory of 3004	208	29e7b2f96072f8e62948359199d5465ddfacc450705394ea6d29b7c77648026d.exe	86
PID 208 wrote to memory of 3004	208	29e7b2f96072f8e62948359199d5465ddfacc450705394ea6d29b7c77648026d.exe	86
PID 208 wrote to memory of 3004	208	29e7b2f96072f8e62948359199d5465ddfacc450705394ea6d29b7c77648026d.exe	86
PID 208 wrote to memory of 4544	208	29e7b2f96072f8e62948359199d5465ddfacc450705394ea6d29b7c77648026d.exe	89
PID 208 wrote to memory of 4544	208	29e7b2f96072f8e62948359199d5465ddfacc450705394ea6d29b7c77648026d.exe	89
PID 208 wrote to memory of 4544	208	29e7b2f96072f8e62948359199d5465ddfacc450705394ea6d29b7c77648026d.exe	89
PID 208 wrote to memory of 4544	208	29e7b2f96072f8e62948359199d5465ddfacc450705394ea6d29b7c77648026d.exe	89
PID 208 wrote to memory of 4544	208	29e7b2f96072f8e62948359199d5465ddfacc450705394ea6d29b7c77648026d.exe	89
PID 208 wrote to memory of 4544	208	29e7b2f96072f8e62948359199d5465ddfacc450705394ea6d29b7c77648026d.exe	89
PID 208 wrote to memory of 4544	208	29e7b2f96072f8e62948359199d5465ddfacc450705394ea6d29b7c77648026d.exe	89
PID 208 wrote to memory of 4544	208	29e7b2f96072f8e62948359199d5465ddfacc450705394ea6d29b7c77648026d.exe	89

C:\Users\Admin\AppData\Local\Temp\29e7b2f96072f8e62948359199d5465ddfacc450705394ea6d29b7c77648026d.exe
"C:\Users\Admin\AppData\Local\Temp\29e7b2f96072f8e62948359199d5465ddfacc450705394ea6d29b7c77648026d.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:208
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
  "Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\29e7b2f96072f8e62948359199d5465ddfacc450705394ea6d29b7c77648026d.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe'
  2⤵
  - Drops startup file
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3004
- C:\Users\Admin\AppData\Local\Temp\29e7b2f96072f8e62948359199d5465ddfacc450705394ea6d29b7c77648026d.exe
  "C:\Users\Admin\AppData\Local\Temp\29e7b2f96072f8e62948359199d5465ddfacc450705394ea6d29b7c77648026d.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4544

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\29e7b2f96072f8e62948359199d5465ddfacc450705394ea6d29b7c77648026d.exe.log

Filesize
706B

MD5
f8bcaf312de8591707436c1dcebba8e4

SHA1
a1269828e5f644601622f4a7a611aec8f2eda0b2

SHA256
f0f5a90777c70cdceea22bd66b33c1703a318acc45cb012d0b01585a1ac12b29

SHA512
3a714f5950584abbc94a27bbd4623bfc5acb1135c8c9fca4d74e70c8481b71ace7dbc1dfbf101dd07c76a050acfb4852f31dd57fc7ae196382336c5edc9e6413

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_p0tkspd1.mgr.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/208-1-0x0000000000260000-0x00000000002AC000-memory.dmp

Filesize
304KB

Download
memory/208-2-0x0000000004B10000-0x0000000004B50000-memory.dmp

Filesize
256KB

Download
memory/208-3-0x0000000005190000-0x0000000005734000-memory.dmp

Filesize
5.6MB

Download
memory/208-4-0x0000000004C80000-0x0000000004D12000-memory.dmp

Filesize
584KB

Download
memory/208-5-0x0000000004D20000-0x0000000004DBC000-memory.dmp

Filesize
624KB

Download
memory/208-6-0x0000000075340000-0x0000000075AF0000-memory.dmp

Filesize
7.7MB

Download
memory/208-26-0x0000000004BA0000-0x0000000004BB6000-memory.dmp

Filesize
88KB

Download
memory/208-30-0x0000000075340000-0x0000000075AF0000-memory.dmp

Filesize
7.7MB

Download
memory/208-0-0x000000007534E000-0x000000007534F000-memory.dmp

Filesize
4KB

Download
memory/3004-24-0x0000000005D20000-0x0000000006074000-memory.dmp

Filesize
3.3MB

Download
memory/3004-7-0x0000000075340000-0x0000000075AF0000-memory.dmp

Filesize
7.7MB

Download
memory/3004-13-0x0000000005430000-0x0000000005496000-memory.dmp

Filesize
408KB

Download
memory/3004-14-0x00000000054A0000-0x0000000005506000-memory.dmp

Filesize
408KB

Download
memory/3004-11-0x0000000075340000-0x0000000075AF0000-memory.dmp

Filesize
7.7MB

Download
memory/3004-10-0x0000000005670000-0x0000000005C98000-memory.dmp

Filesize
6.2MB

Download
memory/3004-25-0x0000000006390000-0x00000000063AE000-memory.dmp

Filesize
120KB

Download
memory/3004-44-0x0000000075340000-0x0000000075AF0000-memory.dmp

Filesize
7.7MB

Download
memory/3004-27-0x00000000065B0000-0x00000000065FC000-memory.dmp

Filesize
304KB

Download
memory/3004-8-0x0000000002A10000-0x0000000002A46000-memory.dmp

Filesize
216KB

Download
memory/3004-9-0x0000000075340000-0x0000000075AF0000-memory.dmp

Filesize
7.7MB

Download
memory/3004-12-0x0000000005390000-0x00000000053B2000-memory.dmp

Filesize
136KB

Download
memory/3004-40-0x00000000068F0000-0x0000000006912000-memory.dmp

Filesize
136KB

Download
memory/3004-39-0x00000000068A0000-0x00000000068BA000-memory.dmp

Filesize
104KB

Download
memory/3004-38-0x0000000007310000-0x00000000073A6000-memory.dmp

Filesize
600KB

Download
memory/4544-33-0x0000000005C10000-0x0000000006228000-memory.dmp

Filesize
6.1MB

Download
memory/4544-36-0x0000000075340000-0x0000000075AF0000-memory.dmp

Filesize
7.7MB

Download
memory/4544-37-0x00000000057E0000-0x00000000058EA000-memory.dmp

Filesize
1.0MB

Download
memory/4544-35-0x0000000005530000-0x000000000556C000-memory.dmp

Filesize
240KB

Download
memory/4544-34-0x00000000054D0000-0x00000000054E2000-memory.dmp

Filesize
72KB

Download
memory/4544-32-0x0000000075340000-0x0000000075AF0000-memory.dmp

Filesize
7.7MB

Download
memory/4544-28-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/4544-45-0x0000000075340000-0x0000000075AF0000-memory.dmp

Filesize
7.7MB

Download

Analysis

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