redline | 592ea2c548c74f9778a17ac78eba08eb7bfde214d690a7e593731fdbd604c877

Analysis

max time kernel
75s
max time network
117s
platform
windows10_x64
resource
win10v20210408
submitted
10-08-2021 11:13

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General

Target

onetap.exe
Size

400KB
MD5

7914f8165ade3f483e1f62dce8ec8828
SHA1

7ac59abb131d0644d0f0aa31cb99cf0a415deb9e
SHA256

e5b091808b73fbf1b94a24bb98d8ac945012ec6b69f0979371af225ecdb804df
SHA512

e3b4e163e9cbb2fb4719c09c2274af3e068f762d570b1d24093be411ef9b81ba91c10d92317a8af6a050bc4dd34a9a4bc67861ce00bff5e09383281e95163aa7

Score

10^/10

redline @tupa187 discovery infostealer spyware stealer

Malware Config

Extracted

Family

redline

Botnet

@tupa187

37.1.213.214:63028

Signatures

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

RedLine Payload 3 IoCs

resource	yara_rule
behavioral14/memory/3684-127-0x0000000000400000-0x000000000041E000-memory.dmp	family_redline
behavioral14/memory/3684-128-0x0000000000418E4E-mapping.dmp	family_redline
behavioral14/memory/3684-138-0x0000000004C30000-0x0000000005236000-memory.dmp	family_redline

Executes dropped EXE 2 IoCs

pid	Process
2692	RegAsm.exe
3684	RegAsm.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 632 set thread context of 3684	632	onetap.exe	79

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
632	onetap.exe
632	onetap.exe
632	onetap.exe
632	onetap.exe
632	onetap.exe
632	onetap.exe
3684	RegAsm.exe
3684	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	632	onetap.exe
Token: SeDebugPrivilege	3684	RegAsm.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 632 wrote to memory of 2692	632	onetap.exe	78
PID 632 wrote to memory of 2692	632	onetap.exe	78
PID 632 wrote to memory of 2692	632	onetap.exe	78
PID 632 wrote to memory of 3684	632	onetap.exe	79
PID 632 wrote to memory of 3684	632	onetap.exe	79
PID 632 wrote to memory of 3684	632	onetap.exe	79
PID 632 wrote to memory of 3684	632	onetap.exe	79
PID 632 wrote to memory of 3684	632	onetap.exe	79
PID 632 wrote to memory of 3684	632	onetap.exe	79
PID 632 wrote to memory of 3684	632	onetap.exe	79
PID 632 wrote to memory of 3684	632	onetap.exe	79

C:\Users\Admin\AppData\Local\Temp\onetap.exe
"C:\Users\Admin\AppData\Local\Temp\onetap.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:632
- C:\Users\Admin\AppData\Local\Temp\RegAsm.exe
  C:\Users\Admin\AppData\Local\Temp\RegAsm.exe
  2⤵
  - Executes dropped EXE
  PID:2692
- C:\Users\Admin\AppData\Local\Temp\RegAsm.exe
  C:\Users\Admin\AppData\Local\Temp\RegAsm.exe
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3684

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/632-114-0x0000000000920000-0x0000000000921000-memory.dmp

Filesize
4KB

Download
memory/632-116-0x00000000057E0000-0x00000000057E1000-memory.dmp

Filesize
4KB

Download
memory/632-117-0x00000000051B0000-0x00000000051B1000-memory.dmp

Filesize
4KB

Download
memory/632-118-0x00000000052E0000-0x00000000057DE000-memory.dmp

Filesize
5.0MB

Download
memory/632-119-0x0000000005260000-0x0000000005261000-memory.dmp

Filesize
4KB

Download
memory/632-120-0x0000000005450000-0x0000000005499000-memory.dmp

Filesize
292KB

Download
memory/632-125-0x0000000006E40000-0x0000000006EAB000-memory.dmp

Filesize
428KB

Download
memory/3684-127-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/3684-133-0x0000000005240000-0x0000000005241000-memory.dmp

Filesize
4KB

Download
memory/3684-134-0x0000000004CF0000-0x0000000004CF1000-memory.dmp

Filesize
4KB

Download
memory/3684-135-0x0000000004D50000-0x0000000004D51000-memory.dmp

Filesize
4KB

Download
memory/3684-136-0x0000000004D90000-0x0000000004D91000-memory.dmp

Filesize
4KB

Download
memory/3684-137-0x0000000005000000-0x0000000005001000-memory.dmp

Filesize
4KB

Download
memory/3684-138-0x0000000004C30000-0x0000000005236000-memory.dmp

Filesize
6.0MB

Download
memory/3684-139-0x0000000005EF0000-0x0000000005EF1000-memory.dmp

Filesize
4KB

Download
memory/3684-140-0x00000000065F0000-0x00000000065F1000-memory.dmp

Filesize
4KB

Download
memory/3684-142-0x0000000006240000-0x0000000006241000-memory.dmp

Filesize
4KB

Download
memory/3684-144-0x00000000065B0000-0x00000000065B1000-memory.dmp

Filesize
4KB

Download
memory/3684-145-0x0000000007CB0000-0x0000000007CB1000-memory.dmp

Filesize
4KB

Download