redline | 054ce7a68c5ef3e99d04df90781e6e084517e9499f62afef7f423d4d331e155d

General

Target

$TEMP/launcher.exe
Size

416KB
MD5

3f4ced9fb30a8c31f129d5e717141171
SHA1

2e6cdc927bc9e17e8c3e3985e6dc783d2f359e55
SHA256

507640330eb0d338c68d640ed4c4a4fe0a87a6293bf57afa74cfbaea20dd019c
SHA512

01374beb7508b7ee962fdb4764cfce2a3b5902ebb92993f0359ede0363de905eea72c30ab1d80cc9e0f0771c8c95e5b3faa189703d948a2d87386eb9c0df0faf
SSDEEP

6144:PBpK6MVQSu3K1uKvpWN5jK0yijz4c4JSupenGWg2D1Zi3uIfik/NglFh:PBpKv6K0KvpWPK5i4cg+4OZi3uDkYF

Score

10^/10

redline sectoprat @fx0321 discovery infostealer rat trojan

Malware Config

Extracted

Family

redline

Botnet

@fx0321

C2

193.56.8.53:25656

Signatures

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

RedLine payload 5 IoCs

resource	yara_rule
behavioral7/memory/2000-11-0x0000000000400000-0x000000000041E000-memory.dmp	family_redline
behavioral7/memory/2000-10-0x0000000000400000-0x000000000041E000-memory.dmp	family_redline
behavioral7/memory/2000-14-0x0000000000400000-0x000000000041E000-memory.dmp	family_redline
behavioral7/memory/2000-18-0x0000000000400000-0x000000000041E000-memory.dmp	family_redline
behavioral7/memory/2000-16-0x0000000000400000-0x000000000041E000-memory.dmp	family_redline

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

SectopRAT payload 5 IoCs

resource	yara_rule
behavioral7/memory/2000-11-0x0000000000400000-0x000000000041E000-memory.dmp	family_sectoprat
behavioral7/memory/2000-10-0x0000000000400000-0x000000000041E000-memory.dmp	family_sectoprat
behavioral7/memory/2000-14-0x0000000000400000-0x000000000041E000-memory.dmp	family_sectoprat
behavioral7/memory/2000-18-0x0000000000400000-0x000000000041E000-memory.dmp	family_sectoprat
behavioral7/memory/2000-16-0x0000000000400000-0x000000000041E000-memory.dmp	family_sectoprat

Sectoprat family
sectoprat

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2892 set thread context of 2000	2892	launcher.exe	33

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	launcher.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	launcher.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2892	launcher.exe
2892	launcher.exe
2892	launcher.exe
2892	launcher.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2892	launcher.exe
Token: SeDebugPrivilege	2000	launcher.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2892 wrote to memory of 2820	2892	launcher.exe	31
PID 2892 wrote to memory of 2820	2892	launcher.exe	31
PID 2892 wrote to memory of 2820	2892	launcher.exe	31
PID 2892 wrote to memory of 2820	2892	launcher.exe	31
PID 2892 wrote to memory of 2820	2892	launcher.exe	31
PID 2892 wrote to memory of 2820	2892	launcher.exe	31
PID 2892 wrote to memory of 2820	2892	launcher.exe	31
PID 2892 wrote to memory of 2324	2892	launcher.exe	32
PID 2892 wrote to memory of 2324	2892	launcher.exe	32
PID 2892 wrote to memory of 2324	2892	launcher.exe	32
PID 2892 wrote to memory of 2324	2892	launcher.exe	32
PID 2892 wrote to memory of 2324	2892	launcher.exe	32
PID 2892 wrote to memory of 2324	2892	launcher.exe	32
PID 2892 wrote to memory of 2324	2892	launcher.exe	32
PID 2892 wrote to memory of 2000	2892	launcher.exe	33
PID 2892 wrote to memory of 2000	2892	launcher.exe	33
PID 2892 wrote to memory of 2000	2892	launcher.exe	33
PID 2892 wrote to memory of 2000	2892	launcher.exe	33
PID 2892 wrote to memory of 2000	2892	launcher.exe	33
PID 2892 wrote to memory of 2000	2892	launcher.exe	33
PID 2892 wrote to memory of 2000	2892	launcher.exe	33
PID 2892 wrote to memory of 2000	2892	launcher.exe	33
PID 2892 wrote to memory of 2000	2892	launcher.exe	33
PID 2892 wrote to memory of 2000	2892	launcher.exe	33
PID 2892 wrote to memory of 2000	2892	launcher.exe	33
PID 2892 wrote to memory of 2000	2892	launcher.exe	33

C:\Users\Admin\AppData\Local\Temp\$TEMP\launcher.exe
"C:\Users\Admin\AppData\Local\Temp\$TEMP\launcher.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2892
- C:\Users\Admin\AppData\Local\Temp\$TEMP\launcher.exe
  "{path}"
  2⤵
  PID:2820
- C:\Users\Admin\AppData\Local\Temp\$TEMP\launcher.exe
  "{path}"
  2⤵
  PID:2324
- C:\Users\Admin\AppData\Local\Temp\$TEMP\launcher.exe
  "{path}"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2000

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

Loading Replay Monitor...

Downloads

memory/2000-16-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2000-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2000-8-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2000-21-0x0000000073E90000-0x000000007457E000-memory.dmp

Filesize
6.9MB

Download
memory/2000-11-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2000-18-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2000-14-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2000-10-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2000-22-0x0000000073E90000-0x000000007457E000-memory.dmp

Filesize
6.9MB

Download
memory/2000-20-0x0000000073E90000-0x000000007457E000-memory.dmp

Filesize
6.9MB

Download
memory/2000-9-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2892-7-0x0000000004780000-0x00000000047A8000-memory.dmp

Filesize
160KB

Download
memory/2892-6-0x0000000007E10000-0x0000000007E86000-memory.dmp

Filesize
472KB

Download
memory/2892-1-0x0000000000060000-0x00000000000CE000-memory.dmp

Filesize
440KB

Download
memory/2892-5-0x0000000073E90000-0x000000007457E000-memory.dmp

Filesize
6.9MB

Download
memory/2892-0-0x0000000073E9E000-0x0000000073E9F000-memory.dmp

Filesize
4KB

Download
memory/2892-19-0x0000000073E90000-0x000000007457E000-memory.dmp

Filesize
6.9MB

Download
memory/2892-4-0x0000000073E9E000-0x0000000073E9F000-memory.dmp

Filesize
4KB

Download
memory/2892-3-0x0000000000730000-0x0000000000738000-memory.dmp

Filesize
32KB

Download
memory/2892-2-0x0000000073E90000-0x000000007457E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing