redline | 688851b3d020213958e978a00a32113326d2ee66a6bfc5cceb279e393da2ea86

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-12-2024 16:11

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General

Target

$TEMP/F1gaSebe_crypted.exe
Size

807KB
MD5

5f6b473388665e4c29cf86b97acd05f0
SHA1

6cc67923b21ef5df391b211243e9bca3f47851dc
SHA256

616ceb62d1c53a9837635e51abd73b8c717a9d20b1cc882d1420a46c385d8304
SHA512

de3253a8714558da0621dbfcf72e4bceeed563785158f2830061f54d6b14b6a1eeb5d7abf349b9566ebcbb38afc4a0f8757ef94eae58e4eea578a98b4633fd66
SSDEEP

12288:ymvQ2piRFz9kBAMKsikenkh52IdhvVjF:y+Smbj

Score

10^/10

redline discovery infostealer

Malware Config

Extracted

Family

redline

91.243.32.73:7171

Attributes

auth_value
f0eaa7ad30bc41521e3d61c8504e5715

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
behavioral4/memory/512-5-0x0000000000400000-0x0000000000422000-memory.dmp	family_redline

Redline family
redline

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2376 set thread context of 512	2376	F1gaSebe_crypted.exe	83

System Location Discovery: System Language Discovery 1 TTPs 1 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	RegAsm.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	RegAsm.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	RegAsm.exe

Suspicious behavior: EnumeratesProcesses 38 IoCs

pid	Process
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe
512	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	512	RegAsm.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2376 wrote to memory of 512	2376	F1gaSebe_crypted.exe	83
PID 2376 wrote to memory of 512	2376	F1gaSebe_crypted.exe	83
PID 2376 wrote to memory of 512	2376	F1gaSebe_crypted.exe	83
PID 2376 wrote to memory of 512	2376	F1gaSebe_crypted.exe	83
PID 2376 wrote to memory of 512	2376	F1gaSebe_crypted.exe	83
PID 2376 wrote to memory of 512	2376	F1gaSebe_crypted.exe	83
PID 2376 wrote to memory of 512	2376	F1gaSebe_crypted.exe	83
PID 2376 wrote to memory of 512	2376	F1gaSebe_crypted.exe	83

C:\Users\Admin\AppData\Local\Temp\$TEMP\F1gaSebe_crypted.exe
"C:\Users\Admin\AppData\Local\Temp\$TEMP\F1gaSebe_crypted.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2376
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  #cmd
  2⤵
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:512

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/512-10-0x00000000058A0000-0x00000000058B2000-memory.dmp

Filesize
72KB

Download
memory/512-15-0x00007FF9C3230000-0x00007FF9C3425000-memory.dmp

Filesize
2.0MB

Download
memory/512-14-0x0000000006470000-0x00000000064BC000-memory.dmp

Filesize
304KB

Download
memory/512-13-0x0000000006430000-0x000000000646C000-memory.dmp

Filesize
240KB

Download
memory/512-12-0x0000000005970000-0x00000000059D6000-memory.dmp

Filesize
408KB

Download
memory/512-5-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/512-11-0x0000000005A10000-0x0000000005B1A000-memory.dmp

Filesize
1.0MB

Download
memory/512-8-0x00007FF9C3230000-0x00007FF9C3425000-memory.dmp

Filesize
2.0MB

Download
memory/512-9-0x0000000005E10000-0x0000000006428000-memory.dmp

Filesize
6.1MB

Download
memory/2376-3-0x0000000002910000-0x000000000292E000-memory.dmp

Filesize
120KB

Download
memory/2376-7-0x00007FF9C3230000-0x00007FF9C3425000-memory.dmp

Filesize
2.0MB

Download
memory/2376-4-0x00007FF9C3230000-0x00007FF9C3425000-memory.dmp

Filesize
2.0MB

Download
memory/2376-1-0x00000000007B0000-0x000000000087E000-memory.dmp

Filesize
824KB

Download
memory/2376-2-0x000000001B420000-0x000000001B496000-memory.dmp

Filesize
472KB

Download
memory/2376-0-0x00007FF9C3230000-0x00007FF9C3425000-memory.dmp

Filesize
2.0MB

Download