redline | 34d6aa78b361ccdf4e5fa9616d2dc609ca3ac5baaf2db595f4fdd2e78b0adf56

General

Target

34d6aa78b361ccdf4e5fa9616d2dc609ca3ac5baaf2db595f4fdd2e78b0adf56.exe
Size

469KB
MD5

c3a7a6828ccffc5627942d4afdf947b4
SHA1

806b55212d638b32f1042461bb47c7f080807fd8
SHA256

34d6aa78b361ccdf4e5fa9616d2dc609ca3ac5baaf2db595f4fdd2e78b0adf56
SHA512

92114da276b4c00b0a181b2564325d406c3074c3cafffb26aee0c8c1a667be05d9a6b39ba86f0e75ab9ecf5149f3363e24a34bfa0e04709bec7cbc441297005e
SSDEEP

12288:OMrDy90SWCfegR8JLI+CpUwvne9F245W:RyhWCmpJLupUoKF240

Score

10^/10

redline fukia discovery infostealer persistence

Malware Config

Extracted

Family

redline

Botnet

fukia

C2

193.233.20.13:4136

Attributes

auth_value
e5783636fbd9e4f0cf9a017bce02e67e

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/0x0008000000023cb5-12.dat	family_redline
behavioral1/memory/3032-15-0x0000000000C70000-0x0000000000CA2000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
2444	nHY84.exe
3032	bFI48.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\\\""	34d6aa78b361ccdf4e5fa9616d2dc609ca3ac5baaf2db595f4fdd2e78b0adf56.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\\\""	nHY84.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	nHY84.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bFI48.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	34d6aa78b361ccdf4e5fa9616d2dc609ca3ac5baaf2db595f4fdd2e78b0adf56.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1252 wrote to memory of 2444	1252	34d6aa78b361ccdf4e5fa9616d2dc609ca3ac5baaf2db595f4fdd2e78b0adf56.exe	84
PID 1252 wrote to memory of 2444	1252	34d6aa78b361ccdf4e5fa9616d2dc609ca3ac5baaf2db595f4fdd2e78b0adf56.exe	84
PID 1252 wrote to memory of 2444	1252	34d6aa78b361ccdf4e5fa9616d2dc609ca3ac5baaf2db595f4fdd2e78b0adf56.exe	84
PID 2444 wrote to memory of 3032	2444	nHY84.exe	85
PID 2444 wrote to memory of 3032	2444	nHY84.exe	85
PID 2444 wrote to memory of 3032	2444	nHY84.exe	85

C:\Users\Admin\AppData\Local\Temp\34d6aa78b361ccdf4e5fa9616d2dc609ca3ac5baaf2db595f4fdd2e78b0adf56.exe
"C:\Users\Admin\AppData\Local\Temp\34d6aa78b361ccdf4e5fa9616d2dc609ca3ac5baaf2db595f4fdd2e78b0adf56.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1252
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nHY84.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nHY84.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2444
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bFI48.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bFI48.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3032

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\nHY84.exe

Filesize
202KB

MD5
a0a562299f676213f40195ced2900a4b

SHA1
9ffd72a89181ce67021dadc20e55fa2b672d0b45

SHA256
efce9745713c6dc1850fab0f079c6b3abb227d4560ff53a528e5835ec929014d

SHA512
237f56a4c395e460abbce35b5c4df5892221edb394652c36bbe03a6f4cb2432e86abb67c90afb05fa350d645c4076589fee406c5284985ca26d37b817a6a6a65

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bFI48.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
memory/3032-14-0x00000000748BE000-0x00000000748BF000-memory.dmp

Filesize
4KB

Download
memory/3032-15-0x0000000000C70000-0x0000000000CA2000-memory.dmp

Filesize
200KB

Download
memory/3032-16-0x0000000005AC0000-0x00000000060D8000-memory.dmp

Filesize
6.1MB

Download
memory/3032-17-0x0000000005610000-0x000000000571A000-memory.dmp

Filesize
1.0MB

Download
memory/3032-18-0x0000000005540000-0x0000000005552000-memory.dmp

Filesize
72KB

Download
memory/3032-19-0x00000000055A0000-0x00000000055DC000-memory.dmp

Filesize
240KB

Download
memory/3032-20-0x0000000005720000-0x000000000576C000-memory.dmp

Filesize
304KB

Download
memory/3032-21-0x00000000748BE000-0x00000000748BF000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads