redline | e15bef29ebfe50cafe2146168249828e7349bac261da551ca9106e6a2dafbc8d

General

Target

OneTapV4.exe
Size

1.7MB
MD5

3fcce8b9e2b2659fa46aaaa5e007082d
SHA1

15ea770a663418c0d13d256510e349818275af11
SHA256

da9fab8c0b241f3f2c6553cdb898a76b90d14ed694136a6319d2017e1e5f7d57
SHA512

b3b4377406d7bedc85d62e1a4af0f4b8db6c08a69359e9109d2769ad0027517fc8191f47ff99cd9bf35b8e8fc87435e7e9220bc4ea086051715036e446f8ab91
SSDEEP

24576:p0nGasDahabSu/hqE1QG+Q/edFdka2fffaOL7A5jPWVJJ/WJkxChx4I5W:bDmWpfD45DWvJ3xChxPU

Score

10^/10

redline sectoprat 19/08 discovery infostealer rat trojan

Malware Config

Extracted

Family

redline

Botnet

19/08

C2

185.125.217.185:35200

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
behavioral1/memory/2856-16-0x0000000000400000-0x000000000041E000-memory.dmp	family_redline
behavioral1/memory/2856-13-0x0000000000400000-0x000000000041E000-memory.dmp	family_redline
behavioral1/memory/2856-12-0x0000000000400000-0x000000000041E000-memory.dmp	family_redline
behavioral1/memory/2856-18-0x0000000000400000-0x000000000041E000-memory.dmp	family_redline
behavioral1/memory/2856-20-0x0000000000400000-0x000000000041E000-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
behavioral1/memory/2856-16-0x0000000000400000-0x000000000041E000-memory.dmp	family_sectoprat
behavioral1/memory/2856-13-0x0000000000400000-0x000000000041E000-memory.dmp	family_sectoprat
behavioral1/memory/2856-12-0x0000000000400000-0x000000000041E000-memory.dmp	family_sectoprat
behavioral1/memory/2856-18-0x0000000000400000-0x000000000041E000-memory.dmp	family_sectoprat
behavioral1/memory/2856-20-0x0000000000400000-0x000000000041E000-memory.dmp	family_sectoprat

Sectoprat family
sectoprat

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2244 set thread context of 2856	2244	OneTapV4.exe	31

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	OneTapV4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	OneTapV4.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2856	OneTapV4.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2244 wrote to memory of 2856	2244	OneTapV4.exe	31
PID 2244 wrote to memory of 2856	2244	OneTapV4.exe	31
PID 2244 wrote to memory of 2856	2244	OneTapV4.exe	31
PID 2244 wrote to memory of 2856	2244	OneTapV4.exe	31
PID 2244 wrote to memory of 2856	2244	OneTapV4.exe	31
PID 2244 wrote to memory of 2856	2244	OneTapV4.exe	31
PID 2244 wrote to memory of 2856	2244	OneTapV4.exe	31
PID 2244 wrote to memory of 2856	2244	OneTapV4.exe	31
PID 2244 wrote to memory of 2856	2244	OneTapV4.exe	31

C:\Users\Admin\AppData\Local\Temp\OneTapV4.exe
"C:\Users\Admin\AppData\Local\Temp\OneTapV4.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2244
- C:\Users\Admin\AppData\Local\Temp\OneTapV4.exe
  "C:\Users\Admin\AppData\Local\Temp\OneTapV4.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2856

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

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Downloads

memory/2244-0-0x0000000074E9E000-0x0000000074E9F000-memory.dmp

Filesize
4KB

Download
memory/2244-1-0x0000000000E60000-0x0000000001012000-memory.dmp

Filesize
1.7MB

Download
memory/2244-2-0x0000000074E90000-0x000000007557E000-memory.dmp

Filesize
6.9MB

Download
memory/2244-3-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2244-4-0x0000000074E9E000-0x0000000074E9F000-memory.dmp

Filesize
4KB

Download
memory/2244-5-0x0000000074E90000-0x000000007557E000-memory.dmp

Filesize
6.9MB

Download
memory/2244-6-0x00000000054C0000-0x000000000555A000-memory.dmp

Filesize
616KB

Download
memory/2244-7-0x00000000005B0000-0x00000000005DC000-memory.dmp

Filesize
176KB

Download
memory/2244-22-0x0000000074E90000-0x000000007557E000-memory.dmp

Filesize
6.9MB

Download
memory/2856-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2856-16-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2856-13-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2856-12-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2856-10-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2856-18-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2856-21-0x0000000074E90000-0x000000007557E000-memory.dmp

Filesize
6.9MB

Download
memory/2856-20-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2856-8-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2856-23-0x0000000074E90000-0x000000007557E000-memory.dmp

Filesize
6.9MB

Download
memory/2856-24-0x0000000074E90000-0x000000007557E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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