redline | e28a5e3d87963f12ea36ba71412d9c7e34c41a0c23d773237aefd1f277f545a5

General

Target

e28a5e3d87963f12ea36ba71412d9c7e34c41a0c23d773237aefd1f277f545a5.exe
Size

643KB
MD5

a74701d6dd9119efce79d305e882ce2f
SHA1

a5f9b33f88988922a6548b0ebcfa911f605db314
SHA256

e28a5e3d87963f12ea36ba71412d9c7e34c41a0c23d773237aefd1f277f545a5
SHA512

4b7a63ef58b8952a4427d26d0912502fb85f74c223373385e985a15ef28c08cfe93b4795236d6bc1ae5c389f57565348675b3b03a644ea8b706ab331fec589fd
SSDEEP

12288:zMr9y90xUjf3od9hybTkHIgRH5twj5RaWBA4gyXa3EcqnrJt+:my1jf3odzyvMI4HYjTaW/XK34r+

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/0x0008000000023c8a-12.dat	family_redline
behavioral1/memory/820-15-0x0000000000790000-0x00000000007C0000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

Processes:

x7578522.exeg8165737.exe

pid	Process
4408	x7578522.exe
820	g8165737.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

e28a5e3d87963f12ea36ba71412d9c7e34c41a0c23d773237aefd1f277f545a5.exex7578522.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\\\""	e28a5e3d87963f12ea36ba71412d9c7e34c41a0c23d773237aefd1f277f545a5.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\\\""	x7578522.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:

e28a5e3d87963f12ea36ba71412d9c7e34c41a0c23d773237aefd1f277f545a5.exex7578522.exeg8165737.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e28a5e3d87963f12ea36ba71412d9c7e34c41a0c23d773237aefd1f277f545a5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	x7578522.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	g8165737.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

e28a5e3d87963f12ea36ba71412d9c7e34c41a0c23d773237aefd1f277f545a5.exex7578522.exe

description	pid	Process	procid_target
PID 1608 wrote to memory of 4408	1608	e28a5e3d87963f12ea36ba71412d9c7e34c41a0c23d773237aefd1f277f545a5.exe	83
PID 1608 wrote to memory of 4408	1608	e28a5e3d87963f12ea36ba71412d9c7e34c41a0c23d773237aefd1f277f545a5.exe	83
PID 1608 wrote to memory of 4408	1608	e28a5e3d87963f12ea36ba71412d9c7e34c41a0c23d773237aefd1f277f545a5.exe	83
PID 4408 wrote to memory of 820	4408	x7578522.exe	84
PID 4408 wrote to memory of 820	4408	x7578522.exe	84
PID 4408 wrote to memory of 820	4408	x7578522.exe	84

C:\Users\Admin\AppData\Local\Temp\e28a5e3d87963f12ea36ba71412d9c7e34c41a0c23d773237aefd1f277f545a5.exe
"C:\Users\Admin\AppData\Local\Temp\e28a5e3d87963f12ea36ba71412d9c7e34c41a0c23d773237aefd1f277f545a5.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1608
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x7578522.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x7578522.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4408
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g8165737.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g8165737.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:820

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\x7578522.exe

Filesize
384KB

MD5
da356dfaca42d8ff306726d8966b4867

SHA1
94a51cd18b3faa97595241e4313a3f345622b4de

SHA256
ad716d74d55bb64136f81d6a460eb4b7e9a5e01bdafed5cd89930586a35decd8

SHA512
38541f871690aad2efb5a3b259e74224a13ce7ac359b9188581ed13a8d179211003e81286570404bc9a3ceb4060d2d894f69a5fafa28771e9f26b5098daa0a8b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g8165737.exe

Filesize
168KB

MD5
03beb8f2a6530074c76b320271489cff

SHA1
eed046fd44a9be2507a85442a42905f335fe3918

SHA256
0706414c0a6b14ffb59ef5fb1c52f730a3237297770bfc7a3eda550720766b13

SHA512
1bfc0e664dd3add1ee55aa74870e734fb452f135dab9942f1cfb90f4ce7de640bcde12bb106de61f02e2b75859362f37c0bff3ea9bc79fc7cd17a7c25df8c738

Download Submit
memory/820-14-0x0000000073EFE000-0x0000000073EFF000-memory.dmp

Filesize
4KB

Download
memory/820-15-0x0000000000790000-0x00000000007C0000-memory.dmp

Filesize
192KB

Download
memory/820-16-0x0000000004F60000-0x0000000004F66000-memory.dmp

Filesize
24KB

Download
memory/820-17-0x000000000AA90000-0x000000000B0A8000-memory.dmp

Filesize
6.1MB

Download
memory/820-18-0x000000000A5F0000-0x000000000A6FA000-memory.dmp

Filesize
1.0MB

Download
memory/820-19-0x000000000A520000-0x000000000A532000-memory.dmp

Filesize
72KB

Download
memory/820-20-0x0000000073EF0000-0x00000000746A0000-memory.dmp

Filesize
7.7MB

Download
memory/820-21-0x000000000A580000-0x000000000A5BC000-memory.dmp

Filesize
240KB

Download
memory/820-22-0x00000000028D0000-0x000000000291C000-memory.dmp

Filesize
304KB

Download
memory/820-23-0x0000000073EFE000-0x0000000073EFF000-memory.dmp

Filesize
4KB

Download
memory/820-24-0x0000000073EF0000-0x00000000746A0000-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