redline | fbd9ec03aa2f54ef82e274ad36ebc2bd1f7dc1703d94f9a7f0c4dce8d5d2f24d

General

Target

fbd9ec03aa2f54ef82e274ad36ebc2bd1f7dc1703d94f9a7f0c4dce8d5d2f24d.exe
Size

643KB
MD5

4208d027ddf5f12dcd187fedac78f4ec
SHA1

8560404b5258380600d33a5df5ab27411538f500
SHA256

fbd9ec03aa2f54ef82e274ad36ebc2bd1f7dc1703d94f9a7f0c4dce8d5d2f24d
SHA512

c2003275d7f432dcafd1d86e4361da1f5c0118bb5efb35ac7cf145243e960c6506d6f768572e697acfe7f39b33ca270257e87761fabd18ad5fa73e9c5359a5da
SSDEEP

12288:8MrRy906zM2yYA3D/fi3EqQEOmncX2ifGkyyky7w1mxZ:1yjMESJfGGky/Z

Score

10^/10

redline darm infostealer persistence stealer

Malware Config

Extracted

Family

redline

Botnet

darm

C2

217.196.96.56:4138

Attributes

auth_value
d88ac8ccc04ab9979b04b46313db1648

Signatures

Detects Redline Stealer samples 2 IoCs

This rule detects the presence of Redline Stealer samples based on their unique strings.

stealer

resource	yara_rule
behavioral2/memory/560-148-0x0000000005D80000-0x0000000006398000-memory.dmp	redline_stealer
behavioral2/memory/560-157-0x0000000005B00000-0x0000000005B66000-memory.dmp	redline_stealer

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

Executes dropped EXE 2 IoCs

pid	Process
3728	x1668713.exe
560	g0388222.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	fbd9ec03aa2f54ef82e274ad36ebc2bd1f7dc1703d94f9a7f0c4dce8d5d2f24d.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\\\""	fbd9ec03aa2f54ef82e274ad36ebc2bd1f7dc1703d94f9a7f0c4dce8d5d2f24d.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	x1668713.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\\\""	x1668713.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1188 wrote to memory of 3728	1188	fbd9ec03aa2f54ef82e274ad36ebc2bd1f7dc1703d94f9a7f0c4dce8d5d2f24d.exe	77
PID 1188 wrote to memory of 3728	1188	fbd9ec03aa2f54ef82e274ad36ebc2bd1f7dc1703d94f9a7f0c4dce8d5d2f24d.exe	77
PID 1188 wrote to memory of 3728	1188	fbd9ec03aa2f54ef82e274ad36ebc2bd1f7dc1703d94f9a7f0c4dce8d5d2f24d.exe	77
PID 3728 wrote to memory of 560	3728	x1668713.exe	78
PID 3728 wrote to memory of 560	3728	x1668713.exe	78
PID 3728 wrote to memory of 560	3728	x1668713.exe	78

C:\Users\Admin\AppData\Local\Temp\fbd9ec03aa2f54ef82e274ad36ebc2bd1f7dc1703d94f9a7f0c4dce8d5d2f24d.exe
"C:\Users\Admin\AppData\Local\Temp\fbd9ec03aa2f54ef82e274ad36ebc2bd1f7dc1703d94f9a7f0c4dce8d5d2f24d.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1188
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x1668713.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x1668713.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:3728
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g0388222.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g0388222.exe
    3⤵
    - Executes dropped EXE
    PID:560

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x1668713.exe

Filesize
383KB

MD5
b9bbb1369f5cc3ef01b96015ff230d3a

SHA1
18a974606e21b6d727cef7869fff3a67fa60492d

SHA256
f88bd129dfe64e1a56518bc21fc884c102af965c10c1f9477dab553fdf80885a

SHA512
6306f510b7cf830794dcbaee2407386081c2932d8b9aa6340d09beeb0e5dc82744a1cd7892bfd09a4c35474af337a00a7a55422193981927e21ce75346f3c99d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x1668713.exe

Filesize
383KB

MD5
b9bbb1369f5cc3ef01b96015ff230d3a

SHA1
18a974606e21b6d727cef7869fff3a67fa60492d

SHA256
f88bd129dfe64e1a56518bc21fc884c102af965c10c1f9477dab553fdf80885a

SHA512
6306f510b7cf830794dcbaee2407386081c2932d8b9aa6340d09beeb0e5dc82744a1cd7892bfd09a4c35474af337a00a7a55422193981927e21ce75346f3c99d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g0388222.exe

Filesize
168KB

MD5
1f86ddcddfe0771846550fc7ba1b22ec

SHA1
dfdee3f353731bdad4a16ea2125b7a4f59e85a93

SHA256
1616b1457cc848e40cfe0102161097423eeea4f6adbd9d941ffd2d9f92ec965c

SHA512
bd066a931d036c0aceb1defdd29d875f77628510b91481b76d3f4c38fbc237745cd46f4cf0a4fb2392bf7c9eafdc12a98f91ece9050eec195cd4caaeddc8eae7

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g0388222.exe

Filesize
168KB

MD5
1f86ddcddfe0771846550fc7ba1b22ec

SHA1
dfdee3f353731bdad4a16ea2125b7a4f59e85a93

SHA256
1616b1457cc848e40cfe0102161097423eeea4f6adbd9d941ffd2d9f92ec965c

SHA512
bd066a931d036c0aceb1defdd29d875f77628510b91481b76d3f4c38fbc237745cd46f4cf0a4fb2392bf7c9eafdc12a98f91ece9050eec195cd4caaeddc8eae7

Download Submit
memory/560-147-0x0000000000E80000-0x0000000000EB0000-memory.dmp

Filesize
192KB

Download
memory/560-148-0x0000000005D80000-0x0000000006398000-memory.dmp

Filesize
6.1MB

Download
memory/560-149-0x0000000005890000-0x000000000599A000-memory.dmp

Filesize
1.0MB

Download
memory/560-150-0x00000000057C0000-0x00000000057D2000-memory.dmp

Filesize
72KB

Download
memory/560-151-0x0000000005820000-0x000000000585C000-memory.dmp

Filesize
240KB

Download
memory/560-152-0x00000000030C0000-0x00000000030D0000-memory.dmp

Filesize
64KB

Download
memory/560-153-0x00000000030C0000-0x00000000030D0000-memory.dmp

Filesize
64KB

Download
memory/560-154-0x00000000014B0000-0x0000000001526000-memory.dmp

Filesize
472KB

Download
memory/560-155-0x00000000059F0000-0x0000000005A82000-memory.dmp

Filesize
584KB

Download
memory/560-156-0x0000000006E40000-0x00000000073E4000-memory.dmp

Filesize
5.6MB

Download
memory/560-157-0x0000000005B00000-0x0000000005B66000-memory.dmp

Filesize
408KB

Download

Analysis

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