healer | 9cf7d471b1b58684483a890df120c5f9e879a189c3c9bb8ea71f32ae81c2a4ee

General

Target

9cf7d471b1b58684483a890df120c5f9e879a189c3c9bb8ea71f32ae81c2a4ee.exe
Size

481KB
MD5

902723a8b1bb34619fcb676d6a7e7156
SHA1

b85c2021e7f3f3f0875bbeb7fb70f1f0bb23c0a0
SHA256

9cf7d471b1b58684483a890df120c5f9e879a189c3c9bb8ea71f32ae81c2a4ee
SHA512

a410aeeb7f8a3b96dcedc5980e4d38195cfe0fad38fa4bf62d4020caa9f66df7e61c0798887547c55ecb32d049fdc30337bccaa14a4c4cfd7361f690a3969f81
SSDEEP

6144:KBy+bnr+yp0yN90QESBe2p32vxv2PHZCuj/U9FTOMaeDuGDMQM2c8HXFtSo5z9WO:rMrOy90cpGvkHBDcFTW4uRQw8z5ZWSV

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/0x0008000000023cb7-12.dat	healer
behavioral1/memory/2148-15-0x00000000002E0000-0x00000000002EA000-memory.dmp	healer
behavioral1/memory/1644-21-0x0000000000930000-0x000000000094A000-memory.dmp	healer
behavioral1/memory/1644-23-0x00000000022A0000-0x00000000022B8000-memory.dmp	healer
behavioral1/memory/1644-33-0x00000000022A0000-0x00000000022B2000-memory.dmp	healer
behavioral1/memory/1644-51-0x00000000022A0000-0x00000000022B2000-memory.dmp	healer
behavioral1/memory/1644-49-0x00000000022A0000-0x00000000022B2000-memory.dmp	healer
behavioral1/memory/1644-47-0x00000000022A0000-0x00000000022B2000-memory.dmp	healer
behavioral1/memory/1644-45-0x00000000022A0000-0x00000000022B2000-memory.dmp	healer
behavioral1/memory/1644-43-0x00000000022A0000-0x00000000022B2000-memory.dmp	healer
behavioral1/memory/1644-41-0x00000000022A0000-0x00000000022B2000-memory.dmp	healer
behavioral1/memory/1644-39-0x00000000022A0000-0x00000000022B2000-memory.dmp	healer
behavioral1/memory/1644-37-0x00000000022A0000-0x00000000022B2000-memory.dmp	healer
behavioral1/memory/1644-35-0x00000000022A0000-0x00000000022B2000-memory.dmp	healer
behavioral1/memory/1644-31-0x00000000022A0000-0x00000000022B2000-memory.dmp	healer
behavioral1/memory/1644-29-0x00000000022A0000-0x00000000022B2000-memory.dmp	healer
behavioral1/memory/1644-27-0x00000000022A0000-0x00000000022B2000-memory.dmp	healer
behavioral1/memory/1644-25-0x00000000022A0000-0x00000000022B2000-memory.dmp	healer
behavioral1/memory/1644-24-0x00000000022A0000-0x00000000022B2000-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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	epH07cv.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	epH07cv.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	epH07cv.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	dxJ33fR.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	dxJ33fR.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	dxJ33fR.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	epH07cv.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	epH07cv.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	epH07cv.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	dxJ33fR.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	dxJ33fR.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	dxJ33fR.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/0x0007000000023cb5-55.dat	family_redline
behavioral1/memory/2888-58-0x00000000005F0000-0x0000000000622000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
4316	nrn00Vr17.exe
2148	dxJ33fR.exe
1644	epH07cv.exe
2888	fiQ55JT.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"	dxJ33fR.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	epH07cv.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	epH07cv.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\\\""	9cf7d471b1b58684483a890df120c5f9e879a189c3c9bb8ea71f32ae81c2a4ee.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\\\""	nrn00Vr17.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4936	1644	WerFault.exe	96

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	9cf7d471b1b58684483a890df120c5f9e879a189c3c9bb8ea71f32ae81c2a4ee.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nrn00Vr17.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	epH07cv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fiQ55JT.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2148	dxJ33fR.exe
2148	dxJ33fR.exe
1644	epH07cv.exe
1644	epH07cv.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2148	dxJ33fR.exe
Token: SeDebugPrivilege	1644	epH07cv.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 828 wrote to memory of 4316	828	9cf7d471b1b58684483a890df120c5f9e879a189c3c9bb8ea71f32ae81c2a4ee.exe	84
PID 828 wrote to memory of 4316	828	9cf7d471b1b58684483a890df120c5f9e879a189c3c9bb8ea71f32ae81c2a4ee.exe	84
PID 828 wrote to memory of 4316	828	9cf7d471b1b58684483a890df120c5f9e879a189c3c9bb8ea71f32ae81c2a4ee.exe	84
PID 4316 wrote to memory of 2148	4316	nrn00Vr17.exe	85
PID 4316 wrote to memory of 2148	4316	nrn00Vr17.exe	85
PID 4316 wrote to memory of 1644	4316	nrn00Vr17.exe	96
PID 4316 wrote to memory of 1644	4316	nrn00Vr17.exe	96
PID 4316 wrote to memory of 1644	4316	nrn00Vr17.exe	96
PID 828 wrote to memory of 2888	828	9cf7d471b1b58684483a890df120c5f9e879a189c3c9bb8ea71f32ae81c2a4ee.exe	101
PID 828 wrote to memory of 2888	828	9cf7d471b1b58684483a890df120c5f9e879a189c3c9bb8ea71f32ae81c2a4ee.exe	101
PID 828 wrote to memory of 2888	828	9cf7d471b1b58684483a890df120c5f9e879a189c3c9bb8ea71f32ae81c2a4ee.exe	101

C:\Users\Admin\AppData\Local\Temp\9cf7d471b1b58684483a890df120c5f9e879a189c3c9bb8ea71f32ae81c2a4ee.exe
"C:\Users\Admin\AppData\Local\Temp\9cf7d471b1b58684483a890df120c5f9e879a189c3c9bb8ea71f32ae81c2a4ee.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:828
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nrn00Vr17.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nrn00Vr17.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4316
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dxJ33fR.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dxJ33fR.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2148
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\epH07cv.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\epH07cv.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:1644
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1644 -s 1080
      4⤵
      Program crash
      PID:4936
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fiQ55JT.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fiQ55JT.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2888

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1644 -ip 1644
1⤵
PID:5076

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fiQ55JT.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nrn00Vr17.exe

Filesize
336KB

MD5
930cd0e75dd7710838a3b9a6adc36077

SHA1
0cb1452202c3d9195c1fddd7fa04bfdbd03d4553

SHA256
337a4f11770cb23c4c7893c9086e5bf0694ff9f0c0c6df73bbfe7617634005c1

SHA512
e0ba7a255158a0468b2555c58a4c1fa202d18bd208435a2791fa3cda94246ba349a4f49bcf92f361ad25b6d3fc6ec098596cc3addde97703a2e210688651ec89

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dxJ33fR.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\epH07cv.exe

Filesize
245KB

MD5
bbcaab6d431de6d63e20ec7a085b0526

SHA1
e5bb15ef7458b516b37602649498b3d13c4df67d

SHA256
e0bd77d953de9c400b8338ca69f2aeb4eadfae945c75081b3c61fcc23ede76ee

SHA512
4f9ba138d9b458bb24907b2873a5eb0648858a60c0afac97c7b41adc2a3033d12037770b8d266ec8e2fb821dc8dcefc65c7150af534110e407a9cc672e317ac8

Download Submit
memory/1644-37-0x00000000022A0000-0x00000000022B2000-memory.dmp

Filesize
72KB

Download
memory/1644-35-0x00000000022A0000-0x00000000022B2000-memory.dmp

Filesize
72KB

Download
memory/1644-22-0x0000000004F30000-0x00000000054D4000-memory.dmp

Filesize
5.6MB

Download
memory/1644-23-0x00000000022A0000-0x00000000022B8000-memory.dmp

Filesize
96KB

Download
memory/1644-33-0x00000000022A0000-0x00000000022B2000-memory.dmp

Filesize
72KB

Download
memory/1644-51-0x00000000022A0000-0x00000000022B2000-memory.dmp

Filesize
72KB

Download
memory/1644-49-0x00000000022A0000-0x00000000022B2000-memory.dmp

Filesize
72KB

Download
memory/1644-47-0x00000000022A0000-0x00000000022B2000-memory.dmp

Filesize
72KB

Download
memory/1644-45-0x00000000022A0000-0x00000000022B2000-memory.dmp

Filesize
72KB

Download
memory/1644-43-0x00000000022A0000-0x00000000022B2000-memory.dmp

Filesize
72KB

Download
memory/1644-41-0x00000000022A0000-0x00000000022B2000-memory.dmp

Filesize
72KB

Download
memory/1644-39-0x00000000022A0000-0x00000000022B2000-memory.dmp

Filesize
72KB

Download
memory/1644-54-0x0000000000400000-0x000000000056F000-memory.dmp

Filesize
1.4MB

Download
memory/1644-21-0x0000000000930000-0x000000000094A000-memory.dmp

Filesize
104KB

Download
memory/1644-31-0x00000000022A0000-0x00000000022B2000-memory.dmp

Filesize
72KB

Download
memory/1644-29-0x00000000022A0000-0x00000000022B2000-memory.dmp

Filesize
72KB

Download
memory/1644-27-0x00000000022A0000-0x00000000022B2000-memory.dmp

Filesize
72KB

Download
memory/1644-25-0x00000000022A0000-0x00000000022B2000-memory.dmp

Filesize
72KB

Download
memory/1644-24-0x00000000022A0000-0x00000000022B2000-memory.dmp

Filesize
72KB

Download
memory/1644-52-0x0000000000400000-0x000000000056F000-memory.dmp

Filesize
1.4MB

Download
memory/2148-15-0x00000000002E0000-0x00000000002EA000-memory.dmp

Filesize
40KB

Download
memory/2148-14-0x00007FFD372E3000-0x00007FFD372E5000-memory.dmp

Filesize
8KB

Download
memory/2888-58-0x00000000005F0000-0x0000000000622000-memory.dmp

Filesize
200KB

Download
memory/2888-59-0x0000000005550000-0x0000000005B68000-memory.dmp

Filesize
6.1MB

Download
memory/2888-60-0x00000000050D0000-0x00000000051DA000-memory.dmp

Filesize
1.0MB

Download
memory/2888-61-0x0000000005000000-0x0000000005012000-memory.dmp

Filesize
72KB

Download
memory/2888-62-0x0000000005060000-0x000000000509C000-memory.dmp

Filesize
240KB

Download
memory/2888-63-0x00000000051E0000-0x000000000522C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads