redline | 434535fe53dad8e0b2503ef95997e476532b29c7a091f93e6be3d218fb6e2a1a

General

Target

434535fe53dad8e0b2503ef95997e476532b29c7a091f93e6be3d218fb6e2a1a.exe
Size

749KB
MD5

82330d3139d30c614cfc3af3d92a25a0
SHA1

1cd6ac281e0b834305dc9811fe275a3563b858e5
SHA256

434535fe53dad8e0b2503ef95997e476532b29c7a091f93e6be3d218fb6e2a1a
SHA512

ac240819ca109c3d91ac4d631f147bee2e3575c2e05d0e57f5345ecf08f389c10dfb0ffdc554f43c5f282a2f5bafef600df5e6e9f1a9e823f03a178ed6e9d725
SSDEEP

12288:OMrEy90iIdX8fZO30Uwh9c/rTA/Iw9VRHZX7H1Qv+Jv9RxPAaCReJKnsyNk5:uytI9iZU0UKUwHp7ajR3syNk5

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/0x000b000000023b8a-12.dat	family_redline
behavioral1/memory/4884-15-0x0000000000FC0000-0x0000000000FEA000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

Processes:

x0707021.exef3489535.exe

pid	Process
920	x0707021.exe
4884	f3489535.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

434535fe53dad8e0b2503ef95997e476532b29c7a091f93e6be3d218fb6e2a1a.exex0707021.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\\\""	434535fe53dad8e0b2503ef95997e476532b29c7a091f93e6be3d218fb6e2a1a.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\\\""	x0707021.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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:

434535fe53dad8e0b2503ef95997e476532b29c7a091f93e6be3d218fb6e2a1a.exex0707021.exef3489535.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	434535fe53dad8e0b2503ef95997e476532b29c7a091f93e6be3d218fb6e2a1a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	x0707021.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f3489535.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

434535fe53dad8e0b2503ef95997e476532b29c7a091f93e6be3d218fb6e2a1a.exex0707021.exe

description	pid	Process	procid_target
PID 3472 wrote to memory of 920	3472	434535fe53dad8e0b2503ef95997e476532b29c7a091f93e6be3d218fb6e2a1a.exe	83
PID 3472 wrote to memory of 920	3472	434535fe53dad8e0b2503ef95997e476532b29c7a091f93e6be3d218fb6e2a1a.exe	83
PID 3472 wrote to memory of 920	3472	434535fe53dad8e0b2503ef95997e476532b29c7a091f93e6be3d218fb6e2a1a.exe	83
PID 920 wrote to memory of 4884	920	x0707021.exe	84
PID 920 wrote to memory of 4884	920	x0707021.exe	84
PID 920 wrote to memory of 4884	920	x0707021.exe	84

C:\Users\Admin\AppData\Local\Temp\434535fe53dad8e0b2503ef95997e476532b29c7a091f93e6be3d218fb6e2a1a.exe
"C:\Users\Admin\AppData\Local\Temp\434535fe53dad8e0b2503ef95997e476532b29c7a091f93e6be3d218fb6e2a1a.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3472
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0707021.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0707021.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:920
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\f3489535.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\f3489535.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4884

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0707021.exe

Filesize
305KB

MD5
76ae79cecca91446a1e168e3c06caa6b

SHA1
4ef3a1232e77012312ad9edea920982d0e8aefcf

SHA256
ede9af7f535c9063070c03c4e0f2937994b8e8d0d62d3c933d22b2dd5e935a0d

SHA512
9f3b20445fec57b60d3b64667d14d4807bd2bbfc9027d0ffdacd5bc2552cd94e317ea4f3e1a767c0c50a6c41dcdcbcc50ebca6b98d7331e1d4aa6784db849cf9

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\f3489535.exe

Filesize
145KB

MD5
564c5d7ff7b4fc639235831faf1fd1fb

SHA1
942eaec2c26a2c6b1baa726a8f488a85e7de3ff5

SHA256
ef598670ff1990a9f9b06097399ee6afad35b8cb4806195d0f7ba9cff55a93af

SHA512
2553ee338cf729606f4a1adc858aa37b94a5148414555a23999957397ce96acb86503a713864965595f599afd17aa89af9286f1e70d4c9fb2f88c939a157b156

Download Submit
memory/4884-14-0x00000000747DE000-0x00000000747DF000-memory.dmp

Filesize
4KB

Download
memory/4884-15-0x0000000000FC0000-0x0000000000FEA000-memory.dmp

Filesize
168KB

Download
memory/4884-16-0x0000000005DD0000-0x00000000063E8000-memory.dmp

Filesize
6.1MB

Download
memory/4884-17-0x0000000005950000-0x0000000005A5A000-memory.dmp

Filesize
1.0MB

Download
memory/4884-18-0x0000000005880000-0x0000000005892000-memory.dmp

Filesize
72KB

Download
memory/4884-19-0x00000000058E0000-0x000000000591C000-memory.dmp

Filesize
240KB

Download
memory/4884-20-0x0000000005A60000-0x0000000005AAC000-memory.dmp

Filesize
304KB

Download
memory/4884-21-0x00000000747DE000-0x00000000747DF000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads