healer | 3e4d79dc7cb8a9e45d3bc2d3b2341da4bb619753324e1f0c78d52c2bf6f1aabc

General

Target

3e4d79dc7cb8a9e45d3bc2d3b2341da4bb619753324e1f0c78d52c2bf6f1aabc.exe
Size

484KB
MD5

d34c8daec0857501415d1d5c1226dd33
SHA1

ebe5f0a615efb5ef3787324539a289571e52344e
SHA256

3e4d79dc7cb8a9e45d3bc2d3b2341da4bb619753324e1f0c78d52c2bf6f1aabc
SHA512

fad88abf636e1370ca801dcfd9f707e1e9d91e8b6a325ec7dca62c15d8b2fc1dcf8b452dac971ee893c519365a8fba8762a9af31fc752e71f32be5eabffcca43
SSDEEP

12288:WMrsy90Fixx+UxocCDL02Kgr4wsjDMIP65:Oy/FudLqY4lMIP65

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 19 IoCs

resource	yara_rule
behavioral1/files/0x0009000000023c04-12.dat	healer
behavioral1/memory/3468-15-0x0000000000740000-0x000000000074A000-memory.dmp	healer
behavioral1/memory/1596-22-0x0000000002730000-0x000000000274A000-memory.dmp	healer
behavioral1/memory/1596-24-0x0000000004C40000-0x0000000004C58000-memory.dmp	healer
behavioral1/memory/1596-25-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer
behavioral1/memory/1596-40-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer
behavioral1/memory/1596-52-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer
behavioral1/memory/1596-50-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer
behavioral1/memory/1596-48-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer
behavioral1/memory/1596-46-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer
behavioral1/memory/1596-44-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer
behavioral1/memory/1596-42-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer
behavioral1/memory/1596-38-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer
behavioral1/memory/1596-36-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer
behavioral1/memory/1596-34-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer
behavioral1/memory/1596-32-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer
behavioral1/memory/1596-30-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer
behavioral1/memory/1596-28-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer
behavioral1/memory/1596-26-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer

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

Modifies Windows Defender Real-time Protection settings 3 TTPs 12 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\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	dsV00Jv.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	evf41hu.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	evf41hu.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	evf41hu.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	evf41hu.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	dsV00Jv.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	dsV00Jv.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	dsV00Jv.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	dsV00Jv.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	dsV00Jv.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	evf41hu.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	evf41hu.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/0x0008000000023bfe-56.dat	family_redline
behavioral1/memory/2428-59-0x0000000000010000-0x0000000000042000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
8	nkT95wm87.exe
3468	dsV00Jv.exe
1596	evf41hu.exe
2428	fSQ37Lf.exe

Windows security modification 2 TTPs 3 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	dsV00Jv.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	evf41hu.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	evf41hu.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\\\""	3e4d79dc7cb8a9e45d3bc2d3b2341da4bb619753324e1f0c78d52c2bf6f1aabc.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\\\""	nkT95wm87.exe

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	3e4d79dc7cb8a9e45d3bc2d3b2341da4bb619753324e1f0c78d52c2bf6f1aabc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nkT95wm87.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	evf41hu.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fSQ37Lf.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3468	dsV00Jv.exe
3468	dsV00Jv.exe
1596	evf41hu.exe
1596	evf41hu.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3468	dsV00Jv.exe
Token: SeDebugPrivilege	1596	evf41hu.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3048 wrote to memory of 8	3048	3e4d79dc7cb8a9e45d3bc2d3b2341da4bb619753324e1f0c78d52c2bf6f1aabc.exe	83
PID 3048 wrote to memory of 8	3048	3e4d79dc7cb8a9e45d3bc2d3b2341da4bb619753324e1f0c78d52c2bf6f1aabc.exe	83
PID 3048 wrote to memory of 8	3048	3e4d79dc7cb8a9e45d3bc2d3b2341da4bb619753324e1f0c78d52c2bf6f1aabc.exe	83
PID 8 wrote to memory of 3468	8	nkT95wm87.exe	84
PID 8 wrote to memory of 3468	8	nkT95wm87.exe	84
PID 8 wrote to memory of 1596	8	nkT95wm87.exe	93
PID 8 wrote to memory of 1596	8	nkT95wm87.exe	93
PID 8 wrote to memory of 1596	8	nkT95wm87.exe	93
PID 3048 wrote to memory of 2428	3048	3e4d79dc7cb8a9e45d3bc2d3b2341da4bb619753324e1f0c78d52c2bf6f1aabc.exe	94
PID 3048 wrote to memory of 2428	3048	3e4d79dc7cb8a9e45d3bc2d3b2341da4bb619753324e1f0c78d52c2bf6f1aabc.exe	94
PID 3048 wrote to memory of 2428	3048	3e4d79dc7cb8a9e45d3bc2d3b2341da4bb619753324e1f0c78d52c2bf6f1aabc.exe	94

C:\Users\Admin\AppData\Local\Temp\3e4d79dc7cb8a9e45d3bc2d3b2341da4bb619753324e1f0c78d52c2bf6f1aabc.exe
"C:\Users\Admin\AppData\Local\Temp\3e4d79dc7cb8a9e45d3bc2d3b2341da4bb619753324e1f0c78d52c2bf6f1aabc.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3048
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nkT95wm87.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nkT95wm87.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:8
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dsV00Jv.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dsV00Jv.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3468
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\evf41hu.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\evf41hu.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:1596
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fSQ37Lf.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fSQ37Lf.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2428

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\fSQ37Lf.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nkT95wm87.exe

Filesize
339KB

MD5
8f3ba88e26ce640ac201e0478aa4f842

SHA1
76e2c645a3e4f618b3c369ed6869c1f774c1ec22

SHA256
f04f7dc4e9f738994b05e4f0635a579f9b551993b56c459c8d6381da5c1de063

SHA512
fd3bfac5beea7b08009ea26abd45110611875bc73f215add40b4f49841fcceb130b5653d05573f99c332788c01d53595af89d6d9b716fe6695dcc1465d030169

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dsV00Jv.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\evf41hu.exe

Filesize
249KB

MD5
566f734554b2800514afb7cfd9d0e541

SHA1
e580309b4ce2d38f9ece2a14bb675e8ceb62de73

SHA256
dba4c1abdeaa378d90094d0a223d8a670786e7b402654646375e0cdf64103567

SHA512
cb2eef0a8ef41ee026672395e1d74fe26ed3da3b89cd2b6a5684caa2501ec1f8a1e7c51359bdb80140d84e2e8259fe5980785703c99fa215aa01c23081855cc2

Download Submit
memory/1596-42-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/1596-34-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/1596-22-0x0000000002730000-0x000000000274A000-memory.dmp

Filesize
104KB

Download
memory/1596-23-0x0000000004DD0000-0x0000000005374000-memory.dmp

Filesize
5.6MB

Download
memory/1596-24-0x0000000004C40000-0x0000000004C58000-memory.dmp

Filesize
96KB

Download
memory/1596-25-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/1596-40-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/1596-52-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/1596-50-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/1596-48-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/1596-46-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/1596-44-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/1596-55-0x0000000000400000-0x0000000000570000-memory.dmp

Filesize
1.4MB

Download
memory/1596-38-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/1596-36-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/1596-53-0x0000000000400000-0x0000000000570000-memory.dmp

Filesize
1.4MB

Download
memory/1596-32-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/1596-30-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/1596-28-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/1596-26-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/2428-59-0x0000000000010000-0x0000000000042000-memory.dmp

Filesize
200KB

Download
memory/2428-60-0x0000000004E30000-0x0000000005448000-memory.dmp

Filesize
6.1MB

Download
memory/2428-61-0x00000000049B0000-0x0000000004ABA000-memory.dmp

Filesize
1.0MB

Download
memory/2428-62-0x0000000004900000-0x0000000004912000-memory.dmp

Filesize
72KB

Download
memory/2428-63-0x0000000004960000-0x000000000499C000-memory.dmp

Filesize
240KB

Download
memory/2428-64-0x0000000004AC0000-0x0000000004B0C000-memory.dmp

Filesize
304KB

Download
memory/3468-16-0x00007FFDBE1B3000-0x00007FFDBE1B5000-memory.dmp

Filesize
8KB

Download
memory/3468-15-0x0000000000740000-0x000000000074A000-memory.dmp

Filesize
40KB

Download
memory/3468-14-0x00007FFDBE1B3000-0x00007FFDBE1B5000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads