redline | 84eaf81476b556d9968bea7ee811142aa4e9a731b26055571eb5b2fcc8c22528

General

Target

84eaf81476b556d9968bea7ee811142aa4e9a731b26055571eb5b2fcc8c22528.exe
Size

567KB
MD5

caa24946e46c1081c0fe16f83787f9bc
SHA1

9a905dd4b2c1adb5b3e8e7c772a3e372dee580ce
SHA256

84eaf81476b556d9968bea7ee811142aa4e9a731b26055571eb5b2fcc8c22528
SHA512

ad291415ac63969ab261d04d312d6a4801dec49ab7bddd416aedd0f8bf8f7fc10d07ea0eb105c9aa828fab5c247be5619c720f8a7a86680cf472eccbe89c2f69
SSDEEP

12288:ZMrqy90NBltD/Bmn/HvgY0pIUQu5HdEJYLcMy/jvl:nyG/rBUvvbvUQkEoS7vl

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/0x000b000000023b65-12.dat	family_redline
behavioral1/memory/2108-15-0x0000000000610000-0x0000000000640000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
4768	y2352967.exe
2108	k3408913.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_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	84eaf81476b556d9968bea7ee811142aa4e9a731b26055571eb5b2fcc8c22528.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\\\""	y2352967.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	84eaf81476b556d9968bea7ee811142aa4e9a731b26055571eb5b2fcc8c22528.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	y2352967.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	k3408913.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3960 wrote to memory of 4768	3960	84eaf81476b556d9968bea7ee811142aa4e9a731b26055571eb5b2fcc8c22528.exe	83
PID 3960 wrote to memory of 4768	3960	84eaf81476b556d9968bea7ee811142aa4e9a731b26055571eb5b2fcc8c22528.exe	83
PID 3960 wrote to memory of 4768	3960	84eaf81476b556d9968bea7ee811142aa4e9a731b26055571eb5b2fcc8c22528.exe	83
PID 4768 wrote to memory of 2108	4768	y2352967.exe	84
PID 4768 wrote to memory of 2108	4768	y2352967.exe	84
PID 4768 wrote to memory of 2108	4768	y2352967.exe	84

C:\Users\Admin\AppData\Local\Temp\84eaf81476b556d9968bea7ee811142aa4e9a731b26055571eb5b2fcc8c22528.exe
"C:\Users\Admin\AppData\Local\Temp\84eaf81476b556d9968bea7ee811142aa4e9a731b26055571eb5b2fcc8c22528.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3960
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y2352967.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y2352967.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4768
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k3408913.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k3408913.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2108

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y2352967.exe

Filesize
307KB

MD5
9c5dfc30a5bee2d08408ce5a877b188f

SHA1
addc263d11eafb773badf65439996a3e209134b5

SHA256
cf6e1bd597f35d5aef86cc913c1728a5e2c29f8555c16a882e78a57037fe656d

SHA512
b2c5edc7c2750a0691e73ad4ee29ac38ea3dba44f1ac95387a81807b3222123f58bb5b8a36454d45b8a36afe3eeb0356866d196e0bb1fdd53a6afc4a8de65fc7

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k3408913.exe

Filesize
168KB

MD5
9c4f06d6587126a5fcad06153c9549d2

SHA1
3ecc868d213a41cdf44d4a5e4250d9bf0a927207

SHA256
c7c3e0d1362999dcd37073cfe762ba2798de5e69f95e617ffdfd50609ad1447f

SHA512
6cbca46912e7bfa25d19ec236d185188619f2c76cc5f7babebb86b0948c30fc6722a736e265e02de250dbfa6404c5a5c7d0e42ed721dd694506700498f77f528

Download Submit
memory/2108-14-0x000000007423E000-0x000000007423F000-memory.dmp

Filesize
4KB

Download
memory/2108-15-0x0000000000610000-0x0000000000640000-memory.dmp

Filesize
192KB

Download
memory/2108-16-0x0000000005030000-0x0000000005036000-memory.dmp

Filesize
24KB

Download
memory/2108-17-0x000000000AA40000-0x000000000B058000-memory.dmp

Filesize
6.1MB

Download
memory/2108-18-0x000000000A5C0000-0x000000000A6CA000-memory.dmp

Filesize
1.0MB

Download
memory/2108-19-0x000000000A4F0000-0x000000000A502000-memory.dmp

Filesize
72KB

Download
memory/2108-20-0x000000000A550000-0x000000000A58C000-memory.dmp

Filesize
240KB

Download
memory/2108-21-0x0000000074230000-0x00000000749E0000-memory.dmp

Filesize
7.7MB

Download
memory/2108-22-0x0000000004A10000-0x0000000004A5C000-memory.dmp

Filesize
304KB

Download
memory/2108-23-0x000000007423E000-0x000000007423F000-memory.dmp

Filesize
4KB

Download
memory/2108-24-0x0000000074230000-0x00000000749E0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads