healer | 7ce23d257076a73cfa20f41251448efe9383d6b955bb32e21b9614ea13fe6ec6

General

Target

7ce23d257076a73cfa20f41251448efe9383d6b955bb32e21b9614ea13fe6ec6.exe
Size

481KB
MD5

3c51500b62214a5c943841fbff071d3e
SHA1

be5e395fc000dcc648977e2060e65db1f9add1b4
SHA256

7ce23d257076a73cfa20f41251448efe9383d6b955bb32e21b9614ea13fe6ec6
SHA512

03c79dc5f302b3d49b46820c7bd7c897bb9e55c3120f9a062af1b1a3e44beb76519f7921d2762f06fbad8267d978238876f7496d7afd2beec4ce3bdb8a7bfe36
SSDEEP

6144:K2y+bnr+kp0yN90QEqydcS/VtIwyXDYSG4Y6SKASmZrn4yz//0hGdFoz+zibpQuY:WMr0y90US/VwsSG4Yn/Zr4yzEgicC74

Score

10^/10

healer redline fukia discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

fukia

C2

193.233.20.13:4136

Attributes

auth_value
e5783636fbd9e4f0cf9a017bce02e67e

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral1/memory/2536-19-0x0000000002270000-0x000000000228A000-memory.dmp	healer
behavioral1/memory/2536-21-0x0000000002560000-0x0000000002578000-memory.dmp	healer
behavioral1/memory/2536-22-0x0000000002560000-0x0000000002572000-memory.dmp	healer
behavioral1/memory/2536-27-0x0000000002560000-0x0000000002572000-memory.dmp	healer
behavioral1/memory/2536-49-0x0000000002560000-0x0000000002572000-memory.dmp	healer
behavioral1/memory/2536-47-0x0000000002560000-0x0000000002572000-memory.dmp	healer
behavioral1/memory/2536-45-0x0000000002560000-0x0000000002572000-memory.dmp	healer
behavioral1/memory/2536-44-0x0000000002560000-0x0000000002572000-memory.dmp	healer
behavioral1/memory/2536-41-0x0000000002560000-0x0000000002572000-memory.dmp	healer
behavioral1/memory/2536-39-0x0000000002560000-0x0000000002572000-memory.dmp	healer
behavioral1/memory/2536-37-0x0000000002560000-0x0000000002572000-memory.dmp	healer
behavioral1/memory/2536-35-0x0000000002560000-0x0000000002572000-memory.dmp	healer
behavioral1/memory/2536-33-0x0000000002560000-0x0000000002572000-memory.dmp	healer
behavioral1/memory/2536-31-0x0000000002560000-0x0000000002572000-memory.dmp	healer
behavioral1/memory/2536-29-0x0000000002560000-0x0000000002572000-memory.dmp	healer
behavioral1/memory/2536-25-0x0000000002560000-0x0000000002572000-memory.dmp	healer
behavioral1/memory/2536-23-0x0000000002560000-0x0000000002572000-memory.dmp	healer

Healer
Healer an antivirus disabler dropper.
dropper healer
Healer family
healer

Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs

evasion trojan

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify Tools

T1562.001

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	bSw67Vl.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	bSw67Vl.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	bSw67Vl.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	bSw67Vl.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	bSw67Vl.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	bSw67Vl.exe

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/0x0007000000023c9e-58.dat	family_redline
behavioral1/memory/5020-60-0x00000000007A0000-0x00000000007D2000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
1232	nCN29JP.exe
2536	bSw67Vl.exe
5020	dKf82NK.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	bSw67Vl.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	bSw67Vl.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\\\""	7ce23d257076a73cfa20f41251448efe9383d6b955bb32e21b9614ea13fe6ec6.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\\\""	nCN29JP.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2748	2536	WerFault.exe	86

System Location Discovery: System Language Discovery 1 TTPs 4 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	7ce23d257076a73cfa20f41251448efe9383d6b955bb32e21b9614ea13fe6ec6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nCN29JP.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bSw67Vl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dKf82NK.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2536	bSw67Vl.exe
2536	bSw67Vl.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2536	bSw67Vl.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4600 wrote to memory of 1232	4600	7ce23d257076a73cfa20f41251448efe9383d6b955bb32e21b9614ea13fe6ec6.exe	85
PID 4600 wrote to memory of 1232	4600	7ce23d257076a73cfa20f41251448efe9383d6b955bb32e21b9614ea13fe6ec6.exe	85
PID 4600 wrote to memory of 1232	4600	7ce23d257076a73cfa20f41251448efe9383d6b955bb32e21b9614ea13fe6ec6.exe	85
PID 1232 wrote to memory of 2536	1232	nCN29JP.exe	86
PID 1232 wrote to memory of 2536	1232	nCN29JP.exe	86
PID 1232 wrote to memory of 2536	1232	nCN29JP.exe	86
PID 1232 wrote to memory of 5020	1232	nCN29JP.exe	99
PID 1232 wrote to memory of 5020	1232	nCN29JP.exe	99
PID 1232 wrote to memory of 5020	1232	nCN29JP.exe	99

C:\Users\Admin\AppData\Local\Temp\7ce23d257076a73cfa20f41251448efe9383d6b955bb32e21b9614ea13fe6ec6.exe
"C:\Users\Admin\AppData\Local\Temp\7ce23d257076a73cfa20f41251448efe9383d6b955bb32e21b9614ea13fe6ec6.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4600
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nCN29JP.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nCN29JP.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1232
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bSw67Vl.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bSw67Vl.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2536
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2536 -s 1092
      4⤵
      Program crash
      PID:2748
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dKf82NK.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dKf82NK.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:5020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2536 -ip 2536
1⤵
PID:4956

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

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Impair Defenses

2

T1562

Disable or Modify Tools

Modify Registry

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\nCN29JP.exe

Filesize
378KB

MD5
b5d940852255ed32eecbe7e2c91ac044

SHA1
0230fa44acd59097ef6ef021edae3536d06ba25a

SHA256
6e5f02b34b89a731d24c93d22611a2fa7aeb5c37fb1a963a6997c7c1cb123134

SHA512
d921821b05539a12d4e2a195d444a64a8be1b7a6bad4e481db355345323c7ad059304a4e6f8be62ceffe44612904de89d3f4655ca24b93e92f3ec016d7af48f0

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bSw67Vl.exe

Filesize
247KB

MD5
0ef0dfd14f4136e407d971cfb57adf3f

SHA1
f7225981e833c73276fcb3569357f5c60312843a

SHA256
75b453b18104f8df29c0c668319eee3dc13a162a9d9054135a69b28f0803ae49

SHA512
bc06e461f8ff784b31cc98570e1e62c881c8eb20b4883e9ebf59207d0ef34fef982bbdbdb04ba7521c29cabda874274f71658dc6f7ae9cf01ae14bf9392bd281

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dKf82NK.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
memory/2536-35-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/2536-27-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/2536-18-0x0000000000400000-0x000000000056F000-memory.dmp

Filesize
1.4MB

Download
memory/2536-33-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/2536-20-0x0000000004CF0000-0x0000000005294000-memory.dmp

Filesize
5.6MB

Download
memory/2536-21-0x0000000002560000-0x0000000002578000-memory.dmp

Filesize
96KB

Download
memory/2536-22-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/2536-31-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/2536-49-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/2536-47-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/2536-45-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/2536-44-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/2536-41-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/2536-29-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/2536-37-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/2536-16-0x0000000000650000-0x000000000067D000-memory.dmp

Filesize
180KB

Download
memory/2536-19-0x0000000002270000-0x000000000228A000-memory.dmp

Filesize
104KB

Download
memory/2536-17-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2536-39-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/2536-25-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/2536-23-0x0000000002560000-0x0000000002572000-memory.dmp

Filesize
72KB

Download
memory/2536-50-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/2536-51-0x0000000000650000-0x000000000067D000-memory.dmp

Filesize
180KB

Download
memory/2536-52-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2536-56-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2536-55-0x0000000000400000-0x000000000056F000-memory.dmp

Filesize
1.4MB

Download
memory/2536-15-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/5020-60-0x00000000007A0000-0x00000000007D2000-memory.dmp

Filesize
200KB

Download
memory/5020-61-0x0000000005720000-0x0000000005D38000-memory.dmp

Filesize
6.1MB

Download
memory/5020-62-0x0000000005280000-0x000000000538A000-memory.dmp

Filesize
1.0MB

Download
memory/5020-63-0x00000000051B0000-0x00000000051C2000-memory.dmp

Filesize
72KB

Download
memory/5020-64-0x0000000005210000-0x000000000524C000-memory.dmp

Filesize
240KB

Download
memory/5020-65-0x0000000005390000-0x00000000053DC000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads