redline | 08d215fd35494280e6397e8bc527bd6de64eb78a73acd3bd07a01da376ed4cb7

Analysis

max time kernel
149s
max time network
165s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
16-03-2024 04:03

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General

Target

001.exe
Size

1.4MB
MD5

1cab063cc0c194cc5c81e71aad8a94e0
SHA1

bb4d5267f05e3e4f42ad7576f8a8e57a47da5653
SHA256

4ccc480c0ae855a876e266122a05dea65506fadedee20f1857525a41ef3932f8
SHA512

93fe579300d1db29f1b3ed75db9529d5bef48af1db8d947a9883e06e9c3a75ecf82f563dd163a333ad81562e95fd6c2d6d6f3f9f5fa05e0344ee85cd251365f3
SSDEEP

6144:kyRQUPQSetlQnZcONGhSJvVP1fHvq05qHE:kyR

Score

10^/10

redline 001 infostealer

Malware Config

Extracted

Family

redline

Botnet

001

45.67.231.52:81

Signatures

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

RedLine payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/540-6-0x0000000000400000-0x0000000000428000-memory.dmp	family_redline

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/540-6-0x0000000000400000-0x0000000000428000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables referencing credit card regular expressions 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/540-6-0x0000000000400000-0x0000000000428000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_CC_Regex

Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/540-6-0x0000000000400000-0x0000000000428000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.

Query Registry
T1012

System Information Discovery
T1082

Processes:

001.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\Control Panel\International\Geo\Nation 001.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 13 IoCs

Processes:

001.exe

pid process

552 001.exe
552 001.exe
552 001.exe
552 001.exe
552 001.exe
552 001.exe
552 001.exe
552 001.exe
552 001.exe
552 001.exe
552 001.exe
552 001.exe
552 001.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

001.exe

description pid process target process

PID 552 set thread context of 540 552 001.exe 001.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4508 552 WerFault.exe 001.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

3904 timeout.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

001.exe

pid process

552 001.exe
552 001.exe
552 001.exe
552 001.exe
552 001.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

001.exe001.exe

description pid process

Token: SeDebugPrivilege 552 001.exe
Token: SeDebugPrivilege 540 001.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\Control Panel\International\Geo\Nation	001.exe

pid	process
552	001.exe
552	001.exe
552	001.exe
552	001.exe
552	001.exe
552	001.exe
552	001.exe
552	001.exe
552	001.exe
552	001.exe
552	001.exe
552	001.exe
552	001.exe

description	pid	process	target process
PID 552 set thread context of 540	552	001.exe	001.exe

pid	pid_target	process	target process
4508	552	WerFault.exe	001.exe

pid	process
3904	timeout.exe

pid	process
552	001.exe
552	001.exe
552	001.exe
552	001.exe
552	001.exe

description	pid	process
Token: SeDebugPrivilege	552	001.exe
Token: SeDebugPrivilege	540	001.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

001.execmd.exe

description	pid	process	target process
PID 552 wrote to memory of 1140	552	001.exe	cmd.exe
PID 552 wrote to memory of 1140	552	001.exe	cmd.exe
PID 552 wrote to memory of 1140	552	001.exe	cmd.exe
PID 1140 wrote to memory of 3904	1140	cmd.exe	timeout.exe
PID 1140 wrote to memory of 3904	1140	cmd.exe	timeout.exe
PID 1140 wrote to memory of 3904	1140	cmd.exe	timeout.exe
PID 552 wrote to memory of 636	552	001.exe	001.exe
PID 552 wrote to memory of 636	552	001.exe	001.exe
PID 552 wrote to memory of 636	552	001.exe	001.exe
PID 552 wrote to memory of 540	552	001.exe	001.exe
PID 552 wrote to memory of 540	552	001.exe	001.exe
PID 552 wrote to memory of 540	552	001.exe	001.exe
PID 552 wrote to memory of 540	552	001.exe	001.exe
PID 552 wrote to memory of 540	552	001.exe	001.exe
PID 552 wrote to memory of 540	552	001.exe	001.exe
PID 552 wrote to memory of 540	552	001.exe	001.exe
PID 552 wrote to memory of 540	552	001.exe	001.exe

C:\Users\Admin\AppData\Local\Temp\001.exe
"C:\Users\Admin\AppData\Local\Temp\001.exe"
1⤵
- Checks computer location settings
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:552
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c timeout 1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1140
- - C:\Windows\SysWOW64\timeout.exe
    timeout 1
    3⤵
    - Delays execution with timeout.exe
    PID:3904
- C:\Users\Admin\AppData\Local\Temp\001.exe
  "C:\Users\Admin\AppData\Local\Temp\001.exe"
  2⤵
  PID:636
- C:\Users\Admin\AppData\Local\Temp\001.exe
  "C:\Users\Admin\AppData\Local\Temp\001.exe"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:540
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 552 -s 1556
  2⤵
  - Program crash
  PID:4508

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 552 -ip 552
1⤵
PID:1184

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/540-12-0x0000000004F20000-0x0000000004F32000-memory.dmp

Filesize
72KB

Download
memory/540-13-0x0000000004F80000-0x0000000004FBC000-memory.dmp

Filesize
240KB

Download
memory/540-7-0x0000000004E20000-0x0000000004E96000-memory.dmp

Filesize
472KB

Download
memory/540-9-0x0000000004DA0000-0x0000000004DBE000-memory.dmp

Filesize
120KB

Download
memory/540-17-0x00000000748A0000-0x0000000075050000-memory.dmp

Filesize
7.7MB

Download
memory/540-15-0x0000000005230000-0x000000000533A000-memory.dmp

Filesize
1.0MB

Download
memory/540-6-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/540-8-0x00000000748A0000-0x0000000075050000-memory.dmp

Filesize
7.7MB

Download
memory/540-14-0x0000000005010000-0x000000000505C000-memory.dmp

Filesize
304KB

Download
memory/540-18-0x0000000005000000-0x0000000005010000-memory.dmp

Filesize
64KB

Download
memory/540-11-0x0000000005630000-0x0000000005C48000-memory.dmp

Filesize
6.1MB

Download
memory/540-10-0x0000000005000000-0x0000000005010000-memory.dmp

Filesize
64KB

Download
memory/552-0-0x0000000000A00000-0x0000000000B6C000-memory.dmp

Filesize
1.4MB

Download
memory/552-1-0x00000000748A0000-0x0000000075050000-memory.dmp

Filesize
7.7MB

Download
memory/552-2-0x00000000054F0000-0x000000000558C000-memory.dmp

Filesize
624KB

Download
memory/552-5-0x0000000007750000-0x0000000007CF4000-memory.dmp

Filesize
5.6MB

Download
memory/552-16-0x00000000748A0000-0x0000000075050000-memory.dmp

Filesize
7.7MB

Download
memory/552-4-0x0000000004F90000-0x0000000004FC8000-memory.dmp

Filesize
224KB

Download
memory/552-3-0x00000000068A0000-0x00000000068B0000-memory.dmp

Filesize
64KB

Download