healer | 51525f7dee72a72882f70eda8e8b2d0a892b38a3253fd533397097686fecdcb9

General

Target

51525f7dee72a72882f70eda8e8b2d0a892b38a3253fd533397097686fecdcb9.exe
Size

346KB
MD5

1cb0869e637173a124f98955c6700dd6
SHA1

5d25dc0fd992a62b96edabfaeb6b06e26cc73298
SHA256

51525f7dee72a72882f70eda8e8b2d0a892b38a3253fd533397097686fecdcb9
SHA512

f9d26595a5615fde36348742e0768a7f4eb0e6c16fd7b17aeda1be5be0fb7a9a67aef5c123bbbba16a6465c25d1a1cb1ee88a6d7409290ec0b06d85f01e3c8aa
SSDEEP

6144:Kqy+bnr+Ip0yN90QEHBHqHNezSycMgyYwfy8sOmmotqaO8hd6Va8lK:mMrwy909BHSTfMgvwkOdYhdYTlK

Score

10^/10

healer redline fuma discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

fuma

C2

193.233.20.17:4139

Attributes

auth_value
116ab7335d0316d186d563bd6d41b9dd

Signatures

Detects Healer an antivirus disabler dropper 2 IoCs

resource	yara_rule
behavioral1/files/0x000b000000023b95-11.dat	healer
behavioral1/memory/1264-15-0x0000000000220000-0x000000000022A000-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
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	dMk69dS.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	dMk69dS.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	dMk69dS.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	dMk69dS.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	dMk69dS.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	dMk69dS.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/0x000a000000023b96-19.dat	family_redline
behavioral1/memory/3228-21-0x0000000000F90000-0x0000000000FC2000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
3128	nEe78ER50.exe
1264	dMk69dS.exe
3228	eDh67DH.exe

Windows security modification 2 TTPs 1 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"	dMk69dS.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_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\""	nEe78ER50.exe
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\\\""	51525f7dee72a72882f70eda8e8b2d0a892b38a3253fd533397097686fecdcb9.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	51525f7dee72a72882f70eda8e8b2d0a892b38a3253fd533397097686fecdcb9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nEe78ER50.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eDh67DH.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1264	dMk69dS.exe
1264	dMk69dS.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1264	dMk69dS.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1824 wrote to memory of 3128	1824	51525f7dee72a72882f70eda8e8b2d0a892b38a3253fd533397097686fecdcb9.exe	84
PID 1824 wrote to memory of 3128	1824	51525f7dee72a72882f70eda8e8b2d0a892b38a3253fd533397097686fecdcb9.exe	84
PID 1824 wrote to memory of 3128	1824	51525f7dee72a72882f70eda8e8b2d0a892b38a3253fd533397097686fecdcb9.exe	84
PID 3128 wrote to memory of 1264	3128	nEe78ER50.exe	85
PID 3128 wrote to memory of 1264	3128	nEe78ER50.exe	85
PID 3128 wrote to memory of 3228	3128	nEe78ER50.exe	93
PID 3128 wrote to memory of 3228	3128	nEe78ER50.exe	93
PID 3128 wrote to memory of 3228	3128	nEe78ER50.exe	93

C:\Users\Admin\AppData\Local\Temp\51525f7dee72a72882f70eda8e8b2d0a892b38a3253fd533397097686fecdcb9.exe
"C:\Users\Admin\AppData\Local\Temp\51525f7dee72a72882f70eda8e8b2d0a892b38a3253fd533397097686fecdcb9.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1824
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nEe78ER50.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nEe78ER50.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3128
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dMk69dS.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dMk69dS.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1264
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eDh67DH.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eDh67DH.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3228

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\nEe78ER50.exe

Filesize
202KB

MD5
06593e0e7a93c8c7ac2f7298ecb84975

SHA1
c12b4a520a4af10d0616e192436e7d5c64901102

SHA256
7688bd74da972a7647fffae9818d6aa3b98fbe08d143a7092d3879927b9188e6

SHA512
1809d4974d3ce7b9c3e51b9a433b04994b946cd8582bca08b0659d846ca31a14d46cadf417d777f74e0c73145f39856cd4afe89aa8e8b7d42b194544a115677a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dMk69dS.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eDh67DH.exe

Filesize
175KB

MD5
49bcfcdf691f7f064efe833bb548f3ee

SHA1
5cd584332d71af58865bb1c1b0acd127e8ced7fc

SHA256
9c7a3fcd95e07c795991d968f023e251e1b19033acbdeff99a2534ed804b283b

SHA512
75f6191c5c4422fee685747c2636b8f38db26e2e3fbb54da78c2b5b16075b9f08bd5a74bac06cd97c32ae3d3ec81f39894a0b51f13f7a7a1b8369125ff007d3c

Download Submit
memory/1264-14-0x00007FFD41753000-0x00007FFD41755000-memory.dmp

Filesize
8KB

Download
memory/1264-15-0x0000000000220000-0x000000000022A000-memory.dmp

Filesize
40KB

Download
memory/1264-16-0x00007FFD41753000-0x00007FFD41755000-memory.dmp

Filesize
8KB

Download
memory/3228-21-0x0000000000F90000-0x0000000000FC2000-memory.dmp

Filesize
200KB

Download
memory/3228-22-0x0000000005F00000-0x0000000006518000-memory.dmp

Filesize
6.1MB

Download
memory/3228-23-0x0000000005A70000-0x0000000005B7A000-memory.dmp

Filesize
1.0MB

Download
memory/3228-24-0x00000000059A0000-0x00000000059B2000-memory.dmp

Filesize
72KB

Download
memory/3228-25-0x0000000005A10000-0x0000000005A4C000-memory.dmp

Filesize
240KB

Download
memory/3228-26-0x0000000005B80000-0x0000000005BCC000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads