redline | 1b5c0620f5160b1bae0935b07361c00f425a8baf2d1db5fcc1685d82df94ffd3

General

Target

1b5c0620f5160b1bae0935b07361c00f425a8baf2d1db5fcc1685d82df94ffd3.exe
Size

642KB
MD5

8755599afd40b2d3e814329ba9d0f6fb
SHA1

8c66c455adc63d201221f39a0ba4277d7109b13c
SHA256

1b5c0620f5160b1bae0935b07361c00f425a8baf2d1db5fcc1685d82df94ffd3
SHA512

59dc7901d28ba10ee24e9d33688f73ddfb68f5b4dd91bcdf124e5c15e67cd7cf9333b3ad22aa47cd7c3357db2e1cc8b4ca8e193821ccd8aaebcbcef69681a8ee
SSDEEP

12288:XMrLy90pjm0TNejfBeWc+/spO+pKGWkAfiUVJwPkbMYF:AyCjmbZJc2sZ0GWkA6UDwPDYF

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

resource	yara_rule
behavioral1/files/0x0008000000023c9e-12.dat	family_redline
behavioral1/memory/2264-15-0x0000000000EC0000-0x0000000000EF0000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
3004	x9789533.exe
2264	g6782183.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
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\\\""	x9789533.exe
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\\\""	1b5c0620f5160b1bae0935b07361c00f425a8baf2d1db5fcc1685d82df94ffd3.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1b5c0620f5160b1bae0935b07361c00f425a8baf2d1db5fcc1685d82df94ffd3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	x9789533.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	g6782183.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3036 wrote to memory of 3004	3036	1b5c0620f5160b1bae0935b07361c00f425a8baf2d1db5fcc1685d82df94ffd3.exe	83
PID 3036 wrote to memory of 3004	3036	1b5c0620f5160b1bae0935b07361c00f425a8baf2d1db5fcc1685d82df94ffd3.exe	83
PID 3036 wrote to memory of 3004	3036	1b5c0620f5160b1bae0935b07361c00f425a8baf2d1db5fcc1685d82df94ffd3.exe	83
PID 3004 wrote to memory of 2264	3004	x9789533.exe	84
PID 3004 wrote to memory of 2264	3004	x9789533.exe	84
PID 3004 wrote to memory of 2264	3004	x9789533.exe	84

C:\Users\Admin\AppData\Local\Temp\1b5c0620f5160b1bae0935b07361c00f425a8baf2d1db5fcc1685d82df94ffd3.exe
"C:\Users\Admin\AppData\Local\Temp\1b5c0620f5160b1bae0935b07361c00f425a8baf2d1db5fcc1685d82df94ffd3.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3036
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9789533.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9789533.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3004
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g6782183.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g6782183.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2264

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\x9789533.exe

Filesize
384KB

MD5
d6cda67f7d528331748314b9646856a9

SHA1
01fef918884cb4093ee7b4ddc2264f03158e2bdc

SHA256
002e0b8bcfd9a3ec6b3845d969c72099d07dde025841c47ee9abd60e7647eab0

SHA512
838ad7373365d616cbc7116c5858c10e2b8b54c64bc0237244a2fff1b144ea78731a4bdfe717b0f455a6ed86c940d48abd3abbc97de2fcae78b6dccaa17871d0

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g6782183.exe

Filesize
168KB

MD5
99d7c5a69487f58f865da9381b0f0336

SHA1
52250f9f0606f10d705fa7aa6200d4d07f8f633b

SHA256
b5429cff8850a9bc663f9036ca977a962d81fb2e0362241f444a018d0f657754

SHA512
d4aa19145a4b0975b5611a236c9abdcd8497d248e390b0a63fa230e7fa4c1d4d2bd68e1d76307dd4f51afcb617de4b04731a2e3f4a189f1acedf69263265077c

Download Submit
memory/2264-14-0x000000007454E000-0x000000007454F000-memory.dmp

Filesize
4KB

Download
memory/2264-15-0x0000000000EC0000-0x0000000000EF0000-memory.dmp

Filesize
192KB

Download
memory/2264-16-0x00000000016C0000-0x00000000016C6000-memory.dmp

Filesize
24KB

Download
memory/2264-17-0x0000000005F30000-0x0000000006548000-memory.dmp

Filesize
6.1MB

Download
memory/2264-18-0x0000000005A60000-0x0000000005B6A000-memory.dmp

Filesize
1.0MB

Download
memory/2264-19-0x0000000005980000-0x0000000005992000-memory.dmp

Filesize
72KB

Download
memory/2264-21-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download
memory/2264-20-0x00000000059E0000-0x0000000005A1C000-memory.dmp

Filesize
240KB

Download
memory/2264-22-0x0000000005B70000-0x0000000005BBC000-memory.dmp

Filesize
304KB

Download
memory/2264-23-0x000000007454E000-0x000000007454F000-memory.dmp

Filesize
4KB

Download
memory/2264-24-0x0000000074540000-0x0000000074CF0000-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