redline | 08d215fd35494280e6397e8bc527bd6de64eb78a73acd3bd07a01da376ed4cb7

Analysis

max time kernel
168s
max time network
187s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-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 6 IoCs

resource	yara_rule
behavioral1/memory/2856-6-0x0000000000400000-0x0000000000428000-memory.dmp	family_redline
behavioral1/memory/2856-8-0x0000000000400000-0x0000000000428000-memory.dmp	family_redline
behavioral1/memory/2856-16-0x0000000000400000-0x0000000000428000-memory.dmp	family_redline
behavioral1/memory/2856-14-0x0000000000400000-0x0000000000428000-memory.dmp	family_redline
behavioral1/memory/2856-12-0x0000000000400000-0x0000000000428000-memory.dmp	family_redline
behavioral1/memory/2856-18-0x0000000004870000-0x00000000048B0000-memory.dmp	family_redline

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 6 IoCs

resource	yara_rule
behavioral1/memory/2856-6-0x0000000000400000-0x0000000000428000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2856-8-0x0000000000400000-0x0000000000428000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2856-16-0x0000000000400000-0x0000000000428000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2856-14-0x0000000000400000-0x0000000000428000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2856-12-0x0000000000400000-0x0000000000428000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2856-18-0x0000000004870000-0x00000000048B0000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables referencing credit card regular expressions 7 IoCs

resource	yara_rule
behavioral1/memory/2856-6-0x0000000000400000-0x0000000000428000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_CC_Regex
behavioral1/memory/2856-8-0x0000000000400000-0x0000000000428000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_CC_Regex
behavioral1/memory/2856-16-0x0000000000400000-0x0000000000428000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_CC_Regex
behavioral1/memory/2856-14-0x0000000000400000-0x0000000000428000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_CC_Regex
behavioral1/memory/2856-12-0x0000000000400000-0x0000000000428000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_CC_Regex
behavioral1/memory/2856-18-0x0000000004870000-0x00000000048B0000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_CC_Regex
behavioral1/memory/2856-22-0x0000000004870000-0x00000000048B0000-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 6 IoCs

resource	yara_rule
behavioral1/memory/2856-6-0x0000000000400000-0x0000000000428000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2856-8-0x0000000000400000-0x0000000000428000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2856-16-0x0000000000400000-0x0000000000428000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2856-14-0x0000000000400000-0x0000000000428000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2856-12-0x0000000000400000-0x0000000000428000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2856-18-0x0000000004870000-0x00000000048B0000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Suspicious use of NtSetInformationThreadHideFromDebugger 8 IoCs

pid	Process
2412	001.exe
2412	001.exe
2412	001.exe
2412	001.exe
2412	001.exe
2412	001.exe
2412	001.exe
2412	001.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2412 set thread context of 2856	2412	001.exe	33

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
476	2412	WerFault.exe	27

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
2416	timeout.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2412	001.exe
2412	001.exe
2412	001.exe
2412	001.exe
2412	001.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2412	001.exe
Token: SeDebugPrivilege	2856	001.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 2412 wrote to memory of 2664	2412	001.exe	29
PID 2412 wrote to memory of 2664	2412	001.exe	29
PID 2412 wrote to memory of 2664	2412	001.exe	29
PID 2412 wrote to memory of 2664	2412	001.exe	29
PID 2664 wrote to memory of 2416	2664	cmd.exe	31
PID 2664 wrote to memory of 2416	2664	cmd.exe	31
PID 2664 wrote to memory of 2416	2664	cmd.exe	31
PID 2664 wrote to memory of 2416	2664	cmd.exe	31
PID 2412 wrote to memory of 2476	2412	001.exe	32
PID 2412 wrote to memory of 2476	2412	001.exe	32
PID 2412 wrote to memory of 2476	2412	001.exe	32
PID 2412 wrote to memory of 2476	2412	001.exe	32
PID 2412 wrote to memory of 2856	2412	001.exe	33
PID 2412 wrote to memory of 2856	2412	001.exe	33
PID 2412 wrote to memory of 2856	2412	001.exe	33
PID 2412 wrote to memory of 2856	2412	001.exe	33
PID 2412 wrote to memory of 2856	2412	001.exe	33
PID 2412 wrote to memory of 2856	2412	001.exe	33
PID 2412 wrote to memory of 2856	2412	001.exe	33
PID 2412 wrote to memory of 2856	2412	001.exe	33
PID 2412 wrote to memory of 2856	2412	001.exe	33
PID 2412 wrote to memory of 476	2412	001.exe	34
PID 2412 wrote to memory of 476	2412	001.exe	34
PID 2412 wrote to memory of 476	2412	001.exe	34
PID 2412 wrote to memory of 476	2412	001.exe	34

C:\Users\Admin\AppData\Local\Temp\001.exe
"C:\Users\Admin\AppData\Local\Temp\001.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2412
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c timeout 1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2664
- - C:\Windows\SysWOW64\timeout.exe
    timeout 1
    3⤵
    - Delays execution with timeout.exe
    PID:2416
- C:\Users\Admin\AppData\Local\Temp\001.exe
  "C:\Users\Admin\AppData\Local\Temp\001.exe"
  2⤵
  PID:2476
- C:\Users\Admin\AppData\Local\Temp\001.exe
  "C:\Users\Admin\AppData\Local\Temp\001.exe"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:2856
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2412 -s 896
  2⤵
  - Program crash
  PID:476

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2412-0-0x0000000000E30000-0x0000000000F9C000-memory.dmp

Filesize
1.4MB

Download
memory/2412-1-0x0000000074C20000-0x000000007530E000-memory.dmp

Filesize
6.9MB

Download
memory/2412-2-0x00000000003D0000-0x0000000000410000-memory.dmp

Filesize
256KB

Download
memory/2412-3-0x0000000000370000-0x00000000003A8000-memory.dmp

Filesize
224KB

Download
memory/2412-20-0x00000000003D0000-0x0000000000410000-memory.dmp

Filesize
256KB

Download
memory/2412-19-0x0000000074C20000-0x000000007530E000-memory.dmp

Filesize
6.9MB

Download
memory/2856-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2856-8-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2856-5-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2856-16-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2856-14-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2856-12-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2856-17-0x0000000074C20000-0x000000007530E000-memory.dmp

Filesize
6.9MB

Download
memory/2856-18-0x0000000004870000-0x00000000048B0000-memory.dmp

Filesize
256KB

Download
memory/2856-6-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2856-4-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2856-21-0x0000000074C20000-0x000000007530E000-memory.dmp

Filesize
6.9MB

Download
memory/2856-22-0x0000000004870000-0x00000000048B0000-memory.dmp

Filesize
256KB

Download