redline | bbce777a1a317c7e138de098d88369c9a1ee96d10f3e563f75297e4f5ed64a69

General

Target

bbce777a1a317c7e138de098d88369c9a1ee96d10f3e563f75297e4f5ed64a69.exe
Size

640KB
MD5

711f2911ab8adbff2d8779266475a7db
SHA1

e4b425ca2c772843eaf5cf2ffe2dad1c6b0dcc9d
SHA256

bbce777a1a317c7e138de098d88369c9a1ee96d10f3e563f75297e4f5ed64a69
SHA512

3fa33ba8ec239c073d11081f0e9c872007659f16164cb3a497f4fca86ff7431f8f83576a274c1f34a1cef8c41db0018e76d9a2d7e5cb0884a29a08227d170936
SSDEEP

12288:gMrty90zVyVzX4MjVRmgH5g6GhAbUgDlZMyRm8OS9H/3Re0LUkq6V0u:9yOIDb551GYUcRmK9HwKUuj

Score

10^/10

redline darm discovery infostealer persistence

Malware Config

Extracted

Family

redline

Botnet

darm

C2

217.196.96.56:4138

Attributes

auth_value
d88ac8ccc04ab9979b04b46313db1648

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/0x0008000000023c7a-12.dat	family_redline
behavioral1/memory/3348-15-0x0000000000530000-0x0000000000560000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

Processes:

x3862136.exeg6248673.exe

pid	Process
1560	x3862136.exe
3348	g6248673.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

bbce777a1a317c7e138de098d88369c9a1ee96d10f3e563f75297e4f5ed64a69.exex3862136.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\\\""	bbce777a1a317c7e138de098d88369c9a1ee96d10f3e563f75297e4f5ed64a69.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\\\""	x3862136.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:

bbce777a1a317c7e138de098d88369c9a1ee96d10f3e563f75297e4f5ed64a69.exex3862136.exeg6248673.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bbce777a1a317c7e138de098d88369c9a1ee96d10f3e563f75297e4f5ed64a69.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	x3862136.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	g6248673.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

bbce777a1a317c7e138de098d88369c9a1ee96d10f3e563f75297e4f5ed64a69.exex3862136.exe

description	pid	Process	procid_target
PID 2248 wrote to memory of 1560	2248	bbce777a1a317c7e138de098d88369c9a1ee96d10f3e563f75297e4f5ed64a69.exe	83
PID 2248 wrote to memory of 1560	2248	bbce777a1a317c7e138de098d88369c9a1ee96d10f3e563f75297e4f5ed64a69.exe	83
PID 2248 wrote to memory of 1560	2248	bbce777a1a317c7e138de098d88369c9a1ee96d10f3e563f75297e4f5ed64a69.exe	83
PID 1560 wrote to memory of 3348	1560	x3862136.exe	85
PID 1560 wrote to memory of 3348	1560	x3862136.exe	85
PID 1560 wrote to memory of 3348	1560	x3862136.exe	85

C:\Users\Admin\AppData\Local\Temp\bbce777a1a317c7e138de098d88369c9a1ee96d10f3e563f75297e4f5ed64a69.exe
"C:\Users\Admin\AppData\Local\Temp\bbce777a1a317c7e138de098d88369c9a1ee96d10f3e563f75297e4f5ed64a69.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2248
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x3862136.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x3862136.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1560
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g6248673.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g6248673.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3348

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\x3862136.exe

Filesize
382KB

MD5
b75b28580503c11e0d1a3e0a39cc8e72

SHA1
0291435de6e8d312a6ba773722aaf9e7edae40c9

SHA256
668cf62c28e93585aea09a518a5f55caa028d55a0d504bdbc2e44edbb539b729

SHA512
15ea43d78591742e8ddbb80d7f8dc35303ce0520ae6abe42628a00a6108b8e387944afdbf9f42962ea90f775a5e01c9f63a90a0633ada26557d8742d4234cc2a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g6248673.exe

Filesize
168KB

MD5
a406ce51ec25dc84611aed2967d73af4

SHA1
d1e6d173d39ad9d06b61c70d0a29ece01ba942c9

SHA256
fd204b195548f593e9e3398b50c46191d64c33b0c8c113a0e9c5b8036a48dbb7

SHA512
72f591b42ce75a390bf1c915daaacc64c37cf6c29fcdb86c586c9cccde6932577c8dacb5f643516f933b29535595375ef1f10dbe808debdd63e6d423360fc2c4

Download Submit
memory/3348-14-0x000000007436E000-0x000000007436F000-memory.dmp

Filesize
4KB

Download
memory/3348-15-0x0000000000530000-0x0000000000560000-memory.dmp

Filesize
192KB

Download
memory/3348-16-0x0000000002810000-0x0000000002816000-memory.dmp

Filesize
24KB

Download
memory/3348-17-0x0000000005680000-0x0000000005C98000-memory.dmp

Filesize
6.1MB

Download
memory/3348-18-0x0000000005170000-0x000000000527A000-memory.dmp

Filesize
1.0MB

Download
memory/3348-19-0x0000000004EE0000-0x0000000004EF2000-memory.dmp

Filesize
72KB

Download
memory/3348-20-0x0000000074360000-0x0000000074B10000-memory.dmp

Filesize
7.7MB

Download
memory/3348-21-0x0000000005060000-0x000000000509C000-memory.dmp

Filesize
240KB

Download
memory/3348-22-0x00000000050A0000-0x00000000050EC000-memory.dmp

Filesize
304KB

Download
memory/3348-23-0x000000007436E000-0x000000007436F000-memory.dmp

Filesize
4KB

Download
memory/3348-24-0x0000000074360000-0x0000000074B10000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads