redline | 6847fc3daa7e6b65279d7a26a6ccf3dcbbc07e9e3e7acf8c3a49561e42af6291

General

Target

3354174f028a2682fa83d1b8bce2cf90fa39534f108f9902c2d5ecd644ad8421.exe
Size

267KB
MD5

7fbc60753bc9d1a2777b9b19444b2d83
SHA1

ae48e10b02c5db82ced05089878c94ea37808226
SHA256

3354174f028a2682fa83d1b8bce2cf90fa39534f108f9902c2d5ecd644ad8421
SHA512

d4b301b9ae248a89a4f604de0c98ba288f35f3f5c4c6e44af0ac3c03ec5085c91dd0dbe3a28c3ca9b973636a9093b451da698ea9c1bbe0b9074eed0b71fbfd87
SSDEEP

6144:jzbDBkuri/tJa10Z0rKMGHWsrlQJjDebrOTLAE:z1kwMA4cGH9pQdeWTL9

Score

10^/10

redline sectoprat rule discovery execution infostealer rat trojan

Malware Config

Extracted

Family

redline

Botnet

rule

C2

45.155.165.19:24150

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/2588-28-0x0000000000400000-0x000000000041E000-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/2588-28-0x0000000000400000-0x000000000041E000-memory.dmp	family_sectoprat

Sectoprat family
sectoprat

Drops startup file 2 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe	Powershell.exe
File created	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 884 set thread context of 2588	884	3354174f028a2682fa83d1b8bce2cf90fa39534f108f9902c2d5ecd644ad8421.exe	88

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
1004	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	Powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3354174f028a2682fa83d1b8bce2cf90fa39534f108f9902c2d5ecd644ad8421.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3354174f028a2682fa83d1b8bce2cf90fa39534f108f9902c2d5ecd644ad8421.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1004	Powershell.exe
1004	Powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1004	Powershell.exe
Token: SeDebugPrivilege	2588	3354174f028a2682fa83d1b8bce2cf90fa39534f108f9902c2d5ecd644ad8421.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 884 wrote to memory of 1004	884	3354174f028a2682fa83d1b8bce2cf90fa39534f108f9902c2d5ecd644ad8421.exe	86
PID 884 wrote to memory of 1004	884	3354174f028a2682fa83d1b8bce2cf90fa39534f108f9902c2d5ecd644ad8421.exe	86
PID 884 wrote to memory of 1004	884	3354174f028a2682fa83d1b8bce2cf90fa39534f108f9902c2d5ecd644ad8421.exe	86
PID 884 wrote to memory of 2588	884	3354174f028a2682fa83d1b8bce2cf90fa39534f108f9902c2d5ecd644ad8421.exe	88
PID 884 wrote to memory of 2588	884	3354174f028a2682fa83d1b8bce2cf90fa39534f108f9902c2d5ecd644ad8421.exe	88
PID 884 wrote to memory of 2588	884	3354174f028a2682fa83d1b8bce2cf90fa39534f108f9902c2d5ecd644ad8421.exe	88
PID 884 wrote to memory of 2588	884	3354174f028a2682fa83d1b8bce2cf90fa39534f108f9902c2d5ecd644ad8421.exe	88
PID 884 wrote to memory of 2588	884	3354174f028a2682fa83d1b8bce2cf90fa39534f108f9902c2d5ecd644ad8421.exe	88
PID 884 wrote to memory of 2588	884	3354174f028a2682fa83d1b8bce2cf90fa39534f108f9902c2d5ecd644ad8421.exe	88
PID 884 wrote to memory of 2588	884	3354174f028a2682fa83d1b8bce2cf90fa39534f108f9902c2d5ecd644ad8421.exe	88
PID 884 wrote to memory of 2588	884	3354174f028a2682fa83d1b8bce2cf90fa39534f108f9902c2d5ecd644ad8421.exe	88

C:\Users\Admin\AppData\Local\Temp\3354174f028a2682fa83d1b8bce2cf90fa39534f108f9902c2d5ecd644ad8421.exe
"C:\Users\Admin\AppData\Local\Temp\3354174f028a2682fa83d1b8bce2cf90fa39534f108f9902c2d5ecd644ad8421.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:884
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
  "Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\3354174f028a2682fa83d1b8bce2cf90fa39534f108f9902c2d5ecd644ad8421.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:1004
- C:\Users\Admin\AppData\Local\Temp\3354174f028a2682fa83d1b8bce2cf90fa39534f108f9902c2d5ecd644ad8421.exe
  "C:\Users\Admin\AppData\Local\Temp\3354174f028a2682fa83d1b8bce2cf90fa39534f108f9902c2d5ecd644ad8421.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2588

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\3354174f028a2682fa83d1b8bce2cf90fa39534f108f9902c2d5ecd644ad8421.exe.log

Filesize
706B

MD5
9b4d7ccdebef642a9ad493e2c2925952

SHA1
c020c622c215e880c8415fa867cb50210b443ef0

SHA256
e6f068d76bd941b4118225b130db2c70128e77a45dcdbf5cbab0f8a563b867ff

SHA512
8577ecd7597d4b540bc1c6ccc4150eae7443da2e4be1343cc42242714d04dd16e48c3fcaefd95c4a148fe9f14c5b6f3166b752ae20d608676cf6fb48919968e8

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hvs0qyxj.43h.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/884-1-0x00000000004D0000-0x000000000051A000-memory.dmp

Filesize
296KB

Download
memory/884-2-0x0000000004D70000-0x0000000004DB0000-memory.dmp

Filesize
256KB

Download
memory/884-3-0x0000000005360000-0x0000000005904000-memory.dmp

Filesize
5.6MB

Download
memory/884-4-0x0000000004E90000-0x0000000004F22000-memory.dmp

Filesize
584KB

Download
memory/884-5-0x0000000004FD0000-0x000000000506C000-memory.dmp

Filesize
624KB

Download
memory/884-6-0x0000000074CC0000-0x0000000075470000-memory.dmp

Filesize
7.7MB

Download
memory/884-31-0x0000000074CC0000-0x0000000075470000-memory.dmp

Filesize
7.7MB

Download
memory/884-27-0x0000000004E20000-0x0000000004E36000-memory.dmp

Filesize
88KB

Download
memory/884-0-0x0000000074CCE000-0x0000000074CCF000-memory.dmp

Filesize
4KB

Download
memory/1004-24-0x0000000074CC0000-0x0000000075470000-memory.dmp

Filesize
7.7MB

Download
memory/1004-9-0x0000000005650000-0x0000000005C78000-memory.dmp

Filesize
6.2MB

Download
memory/1004-12-0x0000000005580000-0x00000000055E6000-memory.dmp

Filesize
408KB

Download
memory/1004-18-0x0000000074CC0000-0x0000000075470000-memory.dmp

Filesize
7.7MB

Download
memory/1004-19-0x0000000005E00000-0x0000000006154000-memory.dmp

Filesize
3.3MB

Download
memory/1004-10-0x0000000005470000-0x0000000005492000-memory.dmp

Filesize
136KB

Download
memory/1004-25-0x0000000006490000-0x00000000064AE000-memory.dmp

Filesize
120KB

Download
memory/1004-26-0x00000000064B0000-0x00000000064FC000-memory.dmp

Filesize
304KB

Download
memory/1004-8-0x0000000074CC0000-0x0000000075470000-memory.dmp

Filesize
7.7MB

Download
memory/1004-44-0x0000000074CC0000-0x0000000075470000-memory.dmp

Filesize
7.7MB

Download
memory/1004-38-0x0000000007330000-0x000000000734A000-memory.dmp

Filesize
104KB

Download
memory/1004-11-0x0000000005510000-0x0000000005576000-memory.dmp

Filesize
408KB

Download
memory/1004-7-0x0000000002AF0000-0x0000000002B26000-memory.dmp

Filesize
216KB

Download
memory/1004-39-0x00000000073B0000-0x00000000073D2000-memory.dmp

Filesize
136KB

Download
memory/1004-37-0x0000000007420000-0x00000000074B6000-memory.dmp

Filesize
600KB

Download
memory/2588-35-0x00000000053A0000-0x00000000053DC000-memory.dmp

Filesize
240KB

Download
memory/2588-36-0x0000000074CC0000-0x0000000075470000-memory.dmp

Filesize
7.7MB

Download
memory/2588-34-0x0000000005320000-0x0000000005332000-memory.dmp

Filesize
72KB

Download
memory/2588-33-0x0000000005980000-0x0000000005F98000-memory.dmp

Filesize
6.1MB

Download
memory/2588-32-0x0000000074CC0000-0x0000000075470000-memory.dmp

Filesize
7.7MB

Download
memory/2588-40-0x0000000005630000-0x000000000573A000-memory.dmp

Filesize
1.0MB

Download
memory/2588-28-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2588-45-0x0000000074CC0000-0x0000000075470000-memory.dmp

Filesize
7.7MB

Download

Analysis

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