redline | bae94a1eb9bb5509e1c455d3699930eb3691a35730915b9351987bee992a27bc

General

Target

bae94a1eb9bb5509e1c455d3699930eb3691a35730915b9351987bee992a27bc.exe
Size

468KB
MD5

af8a16fdf36d4728e96ebe6aa73a4251
SHA1

02dc804db02e259fbce65ed374bbede5205d586e
SHA256

bae94a1eb9bb5509e1c455d3699930eb3691a35730915b9351987bee992a27bc
SHA512

d6cca4e103451aed0485bc58fb5c88a008ef7ceaba11753069fbfb06bfec3009282570a7fd40df53278cbe1b7323beb9da4c65a196366859251b9d5abd47d314
SSDEEP

6144:K4y+bnr+op0yN90QErZGR62dNLq4DTA1JyVa+VZILwqgAPefuJre11wUZuBJCS+i:0MrQy90b8HvTAPwql7JrWGUYm59s

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/0x000b000000023b33-12.dat	family_redline
behavioral1/memory/2984-15-0x0000000000E30000-0x0000000000E62000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
1552	nPv38.exe
2984	bQi88.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\\\""	bae94a1eb9bb5509e1c455d3699930eb3691a35730915b9351987bee992a27bc.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\\\""	nPv38.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	bae94a1eb9bb5509e1c455d3699930eb3691a35730915b9351987bee992a27bc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nPv38.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bQi88.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4960 wrote to memory of 1552	4960	bae94a1eb9bb5509e1c455d3699930eb3691a35730915b9351987bee992a27bc.exe	84
PID 4960 wrote to memory of 1552	4960	bae94a1eb9bb5509e1c455d3699930eb3691a35730915b9351987bee992a27bc.exe	84
PID 4960 wrote to memory of 1552	4960	bae94a1eb9bb5509e1c455d3699930eb3691a35730915b9351987bee992a27bc.exe	84
PID 1552 wrote to memory of 2984	1552	nPv38.exe	86
PID 1552 wrote to memory of 2984	1552	nPv38.exe	86
PID 1552 wrote to memory of 2984	1552	nPv38.exe	86

C:\Users\Admin\AppData\Local\Temp\bae94a1eb9bb5509e1c455d3699930eb3691a35730915b9351987bee992a27bc.exe
"C:\Users\Admin\AppData\Local\Temp\bae94a1eb9bb5509e1c455d3699930eb3691a35730915b9351987bee992a27bc.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4960
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nPv38.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nPv38.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1552
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bQi88.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bQi88.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2984

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\nPv38.exe

Filesize
202KB

MD5
121c8850202603884119335d46ce0f76

SHA1
8fb15f211572237a6e2058663aee2dfb52e792cd

SHA256
bccc048d074d9997c4e938692fd585f6e11209e1f29a3f80ad9a41d8db18b51d

SHA512
0785ff0863583a055bb0037947f320094985693d69601c057ed397f72d337828542dc7b66f09493c89723cff608bb00285a0832f94dfdbf76b114de67135f52e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bQi88.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
memory/2984-14-0x0000000073D2E000-0x0000000073D2F000-memory.dmp

Filesize
4KB

Download
memory/2984-15-0x0000000000E30000-0x0000000000E62000-memory.dmp

Filesize
200KB

Download
memory/2984-16-0x0000000005D90000-0x00000000063A8000-memory.dmp

Filesize
6.1MB

Download
memory/2984-17-0x0000000005910000-0x0000000005A1A000-memory.dmp

Filesize
1.0MB

Download
memory/2984-18-0x0000000005840000-0x0000000005852000-memory.dmp

Filesize
72KB

Download
memory/2984-19-0x0000000005A20000-0x0000000005A5C000-memory.dmp

Filesize
240KB

Download
memory/2984-20-0x00000000058A0000-0x00000000058EC000-memory.dmp

Filesize
304KB

Download
memory/2984-21-0x0000000073D2E000-0x0000000073D2F000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads