redline | 9efc10b8fa8b7dc785f08e49b41b534a1389b7bfc47a30f21c75c6549ae35b89

General

Target

9efc10b8fa8b7dc785f08e49b41b534a1389b7bfc47a30f21c75c6549ae35b89N.exe
Size

749KB
MD5

221aca187070d31fa2812834f36cfc10
SHA1

6bd43da252817b1cbce98eb6a435b532d74bfd53
SHA256

9efc10b8fa8b7dc785f08e49b41b534a1389b7bfc47a30f21c75c6549ae35b89
SHA512

2feb5cfc9375f3027ea1a20dc1496363778546bc40854aeefb9494ab997606a884b1dd0d8a5dcca1ae7cf382bb4c2eac58166cb3460789b84ad654e41685954d
SSDEEP

12288:OMrEy90iIdX8fZO30Uwh9c/rTA/Iw9VRHZX7H1Qv+Jv9RxPAaCReJKnsyNk:uytI9iZU0UKUwHp7ajR3syNk

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
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\f3489535.exe	family_redline
behavioral1/memory/2248-15-0x0000000000810000-0x000000000083A000-memory.dmp	family_redline

Redline family
redline
Executes dropped EXE 2 IoCs

Processes:

x0707021.exef3489535.exe

pid process

2936 x0707021.exe
2248 f3489535.exe

pid	process
2936	x0707021.exe
2248	f3489535.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

9efc10b8fa8b7dc785f08e49b41b534a1389b7bfc47a30f21c75c6549ae35b89N.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\\\""	9efc10b8fa8b7dc785f08e49b41b534a1389b7bfc47a30f21c75c6549ae35b89N.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:

x0707021.exef3489535.exe9efc10b8fa8b7dc785f08e49b41b534a1389b7bfc47a30f21c75c6549ae35b89N.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	x0707021.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f3489535.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9efc10b8fa8b7dc785f08e49b41b534a1389b7bfc47a30f21c75c6549ae35b89N.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

9efc10b8fa8b7dc785f08e49b41b534a1389b7bfc47a30f21c75c6549ae35b89N.exex0707021.exe

description	pid	process	target process
PID 824 wrote to memory of 2936	824	9efc10b8fa8b7dc785f08e49b41b534a1389b7bfc47a30f21c75c6549ae35b89N.exe	x0707021.exe
PID 824 wrote to memory of 2936	824	9efc10b8fa8b7dc785f08e49b41b534a1389b7bfc47a30f21c75c6549ae35b89N.exe	x0707021.exe
PID 824 wrote to memory of 2936	824	9efc10b8fa8b7dc785f08e49b41b534a1389b7bfc47a30f21c75c6549ae35b89N.exe	x0707021.exe
PID 2936 wrote to memory of 2248	2936	x0707021.exe	f3489535.exe
PID 2936 wrote to memory of 2248	2936	x0707021.exe	f3489535.exe
PID 2936 wrote to memory of 2248	2936	x0707021.exe	f3489535.exe

C:\Users\Admin\AppData\Local\Temp\9efc10b8fa8b7dc785f08e49b41b534a1389b7bfc47a30f21c75c6549ae35b89N.exe
"C:\Users\Admin\AppData\Local\Temp\9efc10b8fa8b7dc785f08e49b41b534a1389b7bfc47a30f21c75c6549ae35b89N.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:824
- 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:2936
- - 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:2248

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/2248-14-0x0000000073EAE000-0x0000000073EAF000-memory.dmp

Filesize
4KB

Download
memory/2248-15-0x0000000000810000-0x000000000083A000-memory.dmp

Filesize
168KB

Download
memory/2248-16-0x0000000005760000-0x0000000005D78000-memory.dmp

Filesize
6.1MB

Download
memory/2248-17-0x00000000052E0000-0x00000000053EA000-memory.dmp

Filesize
1.0MB

Download
memory/2248-18-0x0000000005210000-0x0000000005222000-memory.dmp

Filesize
72KB

Download
memory/2248-19-0x0000000005270000-0x00000000052AC000-memory.dmp

Filesize
240KB

Download
memory/2248-20-0x00000000053F0000-0x000000000543C000-memory.dmp

Filesize
304KB

Download
memory/2248-21-0x0000000073EAE000-0x0000000073EAF000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads