redline | 2834e05e948b472d4f81a84f14481b28834be02eb9699b5b65119149940d2a24

General

Target

2834e05e948b472d4f81a84f14481b28834be02eb9699b5b65119149940d2a24.exe
Size

480KB
MD5

06cd6a0acf2f9da9256fcd4ecd4f1eb2
SHA1

c723cff644ed36b6ae25c0d7d415dcfb37721b46
SHA256

2834e05e948b472d4f81a84f14481b28834be02eb9699b5b65119149940d2a24
SHA512

7eb5363a434db3860471d4d97fbb7f0761497efb5b95035b0433f183d39fbb809e974656703838cedb68acb3142c09d1b015666635527bbfd5fdeb0fc80a7cd3
SSDEEP

6144:KJy+bnr+Sp0yN90QEataY1qMCo5NeWsPYG8MpS11Z/NMRdL3jqLXwbkx9uF+KTdT:nMrey90oPTAYr11Z/NK1KwbYuw+hKly

Score

10^/10

redline dumud discovery infostealer persistence

Malware Config

Extracted

Family

redline

Botnet

dumud

C2

217.196.96.101:4132

Attributes

auth_value
3e18d4b90418aa3e78d8822e87c62f5c

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/0x0008000000023c93-12.dat	family_redline
behavioral1/memory/4464-15-0x0000000000CD0000-0x0000000000D00000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
2536	x0135670.exe
4464	g5310101.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\\\""	x0135670.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\\\""	2834e05e948b472d4f81a84f14481b28834be02eb9699b5b65119149940d2a24.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	x0135670.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	g5310101.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2834e05e948b472d4f81a84f14481b28834be02eb9699b5b65119149940d2a24.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4404 wrote to memory of 2536	4404	2834e05e948b472d4f81a84f14481b28834be02eb9699b5b65119149940d2a24.exe	83
PID 4404 wrote to memory of 2536	4404	2834e05e948b472d4f81a84f14481b28834be02eb9699b5b65119149940d2a24.exe	83
PID 4404 wrote to memory of 2536	4404	2834e05e948b472d4f81a84f14481b28834be02eb9699b5b65119149940d2a24.exe	83
PID 2536 wrote to memory of 4464	2536	x0135670.exe	84
PID 2536 wrote to memory of 4464	2536	x0135670.exe	84
PID 2536 wrote to memory of 4464	2536	x0135670.exe	84

C:\Users\Admin\AppData\Local\Temp\2834e05e948b472d4f81a84f14481b28834be02eb9699b5b65119149940d2a24.exe
"C:\Users\Admin\AppData\Local\Temp\2834e05e948b472d4f81a84f14481b28834be02eb9699b5b65119149940d2a24.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4404
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0135670.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0135670.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2536
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g5310101.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g5310101.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4464

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\x0135670.exe

Filesize
308KB

MD5
9cfc67869eab0c374936a70fc28de664

SHA1
20b6d51a791b0f7c2354df0b55a7404a3ebf2687

SHA256
bbb2fc80dff1091ca05444d4fda8bc5294bf8e19b72d5d9e58611cde7ebecef6

SHA512
88c777986d6497d0408b3ce68c702a6edfd97782c0c74a7a60fbd0619cce09a2a33d686648893bb05dc286de2982979d374ecae2b853ccac952858a33537a901

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g5310101.exe

Filesize
168KB

MD5
d5c8d02bdc3d3037f458eab29909acdd

SHA1
ebb8726d5e2e2c9d8d4e08998d23d7f3e79cd580

SHA256
6861bf44f79687ac99b0b407f0801cbdccedb63c743ddbb93ea611850a78483d

SHA512
4ae69ccbdf7190bcaa54d46914d3a8a698a3c2d27e6ba97c4f00d231f1ebf1b113f51cbd80dce5fe645ab135cf7d542ace5922d65bd50d9047c252234b887d55

Download Submit
memory/4464-14-0x0000000073D7E000-0x0000000073D7F000-memory.dmp

Filesize
4KB

Download
memory/4464-15-0x0000000000CD0000-0x0000000000D00000-memory.dmp

Filesize
192KB

Download
memory/4464-16-0x00000000054F0000-0x00000000054F6000-memory.dmp

Filesize
24KB

Download
memory/4464-17-0x0000000005DC0000-0x00000000063D8000-memory.dmp

Filesize
6.1MB

Download
memory/4464-18-0x00000000058B0000-0x00000000059BA000-memory.dmp

Filesize
1.0MB

Download
memory/4464-19-0x00000000057A0000-0x00000000057B2000-memory.dmp

Filesize
72KB

Download
memory/4464-20-0x00000000057C0000-0x00000000057FC000-memory.dmp

Filesize
240KB

Download
memory/4464-21-0x0000000073D70000-0x0000000074520000-memory.dmp

Filesize
7.7MB

Download
memory/4464-22-0x0000000005840000-0x000000000588C000-memory.dmp

Filesize
304KB

Download
memory/4464-23-0x0000000073D7E000-0x0000000073D7F000-memory.dmp

Filesize
4KB

Download
memory/4464-24-0x0000000073D70000-0x0000000074520000-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