redline | 4f46e4073a334880d44046a0de60a425a58a0f97f66d71ec2c7f7eb0d066ce7e

General

Target

4f46e4073a334880d44046a0de60a425a58a0f97f66d71ec2c7f7eb0d066ce7e.exe
Size

1.1MB
MD5

ed86411bead0470c1a02f9764c817c3d
SHA1

30d5e0404f959a589bdd8cb279e4d6a08bb319d3
SHA256

4f46e4073a334880d44046a0de60a425a58a0f97f66d71ec2c7f7eb0d066ce7e
SHA512

fe4c71784944dd45c72788af78a767b4b5d4f8bb3b7b8fcfa2589de29ca1580e94095088a05913f2e83e46c50fd1f509fc25ed37520c295997e4a509dc4be814
SSDEEP

24576:dyo5hG3nov+RSN43eecbfTirocvOK0b9JqCUuif2+XIu:4SG3nsASbecfTuoHJFUui+4I

Score

10^/10

redline doma discovery infostealer persistence

Malware Config

Extracted

Family

redline

Botnet

doma

C2

185.161.248.75:4132

Attributes

auth_value
8be53af7f78567706928d0abef953ef4

Signatures

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

RedLine payload 2 IoCs

Processes:

resource	yara_rule
behavioral1/files/0x0009000000023bde-19.dat	family_redline
behavioral1/memory/1760-21-0x00000000004D0000-0x00000000004FA000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

Processes:

x4323090.exex8197261.exef9069769.exe

pid	Process
1880	x4323090.exe
3944	x8197261.exe
1760	f9069769.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

4f46e4073a334880d44046a0de60a425a58a0f97f66d71ec2c7f7eb0d066ce7e.exex4323090.exex8197261.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	4f46e4073a334880d44046a0de60a425a58a0f97f66d71ec2c7f7eb0d066ce7e.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\""	x4323090.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\""	x8197261.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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

Processes:

4f46e4073a334880d44046a0de60a425a58a0f97f66d71ec2c7f7eb0d066ce7e.exex4323090.exex8197261.exef9069769.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4f46e4073a334880d44046a0de60a425a58a0f97f66d71ec2c7f7eb0d066ce7e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	x4323090.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	x8197261.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f9069769.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

4f46e4073a334880d44046a0de60a425a58a0f97f66d71ec2c7f7eb0d066ce7e.exex4323090.exex8197261.exe

description	pid	Process	procid_target
PID 2400 wrote to memory of 1880	2400	4f46e4073a334880d44046a0de60a425a58a0f97f66d71ec2c7f7eb0d066ce7e.exe	83
PID 2400 wrote to memory of 1880	2400	4f46e4073a334880d44046a0de60a425a58a0f97f66d71ec2c7f7eb0d066ce7e.exe	83
PID 2400 wrote to memory of 1880	2400	4f46e4073a334880d44046a0de60a425a58a0f97f66d71ec2c7f7eb0d066ce7e.exe	83
PID 1880 wrote to memory of 3944	1880	x4323090.exe	84
PID 1880 wrote to memory of 3944	1880	x4323090.exe	84
PID 1880 wrote to memory of 3944	1880	x4323090.exe	84
PID 3944 wrote to memory of 1760	3944	x8197261.exe	85
PID 3944 wrote to memory of 1760	3944	x8197261.exe	85
PID 3944 wrote to memory of 1760	3944	x8197261.exe	85

C:\Users\Admin\AppData\Local\Temp\4f46e4073a334880d44046a0de60a425a58a0f97f66d71ec2c7f7eb0d066ce7e.exe
"C:\Users\Admin\AppData\Local\Temp\4f46e4073a334880d44046a0de60a425a58a0f97f66d71ec2c7f7eb0d066ce7e.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2400
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x4323090.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x4323090.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1880
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x8197261.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x8197261.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3944
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f9069769.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f9069769.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:1760

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x4323090.exe

Filesize
748KB

MD5
9b5624d683825e4a8b146f9c94f9d4cf

SHA1
277b7dd8d3c0dfb655430631fae8d3ead6da3711

SHA256
7bdaa35aeaa5549a0091e8528273bdfb5e208d9aab727b4bf6004f502d45d2e9

SHA512
1352e44f55b9f30a8d0b682ef5b07cbcb49a89e80dbb8deea7ad98caa7b25fa380bd0b8eb92d0fda441a38570a2c8f21c9d7667af16bae223513666c0a1866d7

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x8197261.exe

Filesize
304KB

MD5
70baf0a7e473c570e52b38780710cf81

SHA1
b6b5de3682600e8c553194824b03a4708dd0c271

SHA256
acfa70aadd5b0496d4e005f736b0bb0d2094b5a6f27fa9c497e981f17c6c9ab3

SHA512
0020f65381705004a4392412d44107f1cbed4b6b93a26871d1118cf682facf8aff081b610dddcd23ceeb9b3695df02886d541eb7321a36d2ad2d16ef97e99044

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f9069769.exe

Filesize
145KB

MD5
caf6c91c4b26b65597343bfe603dbb2b

SHA1
5118c715b2812a35270c52caf9db7cbbeb15d5b1

SHA256
9708301b7a670b76fa26010d5942847b42e8a8dd68f5e20a04355ef52fbd6884

SHA512
6a4d6f763dfcecb0ddb41a2653586efed9b298622ae674abf43bb502d2e677329786feaf3ed1f7de06e3102ef257cb34bd47c545ec638fd69aa12563a324a1de

Download Submit
memory/1760-21-0x00000000004D0000-0x00000000004FA000-memory.dmp

Filesize
168KB

Download
memory/1760-22-0x0000000005420000-0x0000000005A38000-memory.dmp

Filesize
6.1MB

Download
memory/1760-23-0x0000000004FA0000-0x00000000050AA000-memory.dmp

Filesize
1.0MB

Download
memory/1760-24-0x0000000004ED0000-0x0000000004EE2000-memory.dmp

Filesize
72KB

Download
memory/1760-25-0x0000000004F40000-0x0000000004F7C000-memory.dmp

Filesize
240KB

Download
memory/1760-26-0x00000000050B0000-0x00000000050FC000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads