healer | f90820a92ac08b1efe4ac8510caeee070c6a37efa4052d2f29712a73d8ce13b2

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-11-2024 13:47

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General

Target

f90820a92ac08b1efe4ac8510caeee070c6a37efa4052d2f29712a73d8ce13b2.exe
Size

547KB
MD5

a508c0a5e81993ac44e4f0cceb238a7d
SHA1

084ba2182fcb2f01d4af98d93ee9bb77adbd16e6
SHA256

f90820a92ac08b1efe4ac8510caeee070c6a37efa4052d2f29712a73d8ce13b2
SHA512

55fa6c832e44932be00553eca881b4543ac42e53980b11048eb2223868747e5be153ab6abcaf4a8bd97a2d3d12a0213963e4b5713e14c268aff1edc7a03300e4
SSDEEP

12288:CMrDy90R0jwQo4Je0pC5Bvahpu0MCOnuPf6kh2q0c:By5jG4VCXazu0vOkEc

Score

10^/10

healer redline rumfa discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

rumfa

193.233.20.24:4123

Attributes

auth_value
749d02a6b4ef1fa2ad908e44ec2296dc

Signatures

Detects Healer an antivirus disabler dropper 2 IoCs

resource	yara_rule
behavioral1/files/0x000b000000023b80-12.dat	healer
behavioral1/memory/3552-15-0x0000000000040000-0x000000000004A000-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	sw76Bk28bu58.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	sw76Bk28bu58.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	sw76Bk28bu58.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	sw76Bk28bu58.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	sw76Bk28bu58.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	sw76Bk28bu58.exe

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine payload 35 IoCs

resource	yara_rule
behavioral1/memory/3632-22-0x0000000007150000-0x0000000007196000-memory.dmp	family_redline
behavioral1/memory/3632-24-0x00000000071D0000-0x0000000007214000-memory.dmp	family_redline
behavioral1/memory/3632-68-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-86-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-88-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-84-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-82-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-80-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-79-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-76-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-74-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-73-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-70-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-66-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-64-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-62-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-60-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-58-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-56-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-54-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-50-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-48-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-47-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-44-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-42-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-40-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-39-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-36-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-52-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-34-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-32-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-30-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-28-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-26-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline
behavioral1/memory/3632-25-0x00000000071D0000-0x000000000720E000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
3952	vuS9549gM.exe
3552	sw76Bk28bu58.exe
3632	tnV59sD59.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"	sw76Bk28bu58.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\\\""	f90820a92ac08b1efe4ac8510caeee070c6a37efa4052d2f29712a73d8ce13b2.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\\\""	vuS9549gM.exe

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
5688	sc.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	tnV59sD59.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f90820a92ac08b1efe4ac8510caeee070c6a37efa4052d2f29712a73d8ce13b2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vuS9549gM.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3552	sw76Bk28bu58.exe
3552	sw76Bk28bu58.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3552	sw76Bk28bu58.exe
Token: SeDebugPrivilege	3632	tnV59sD59.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1208 wrote to memory of 3952	1208	f90820a92ac08b1efe4ac8510caeee070c6a37efa4052d2f29712a73d8ce13b2.exe	83
PID 1208 wrote to memory of 3952	1208	f90820a92ac08b1efe4ac8510caeee070c6a37efa4052d2f29712a73d8ce13b2.exe	83
PID 1208 wrote to memory of 3952	1208	f90820a92ac08b1efe4ac8510caeee070c6a37efa4052d2f29712a73d8ce13b2.exe	83
PID 3952 wrote to memory of 3552	3952	vuS9549gM.exe	84
PID 3952 wrote to memory of 3552	3952	vuS9549gM.exe	84
PID 3952 wrote to memory of 3632	3952	vuS9549gM.exe	93
PID 3952 wrote to memory of 3632	3952	vuS9549gM.exe	93
PID 3952 wrote to memory of 3632	3952	vuS9549gM.exe	93

C:\Users\Admin\AppData\Local\Temp\f90820a92ac08b1efe4ac8510caeee070c6a37efa4052d2f29712a73d8ce13b2.exe
"C:\Users\Admin\AppData\Local\Temp\f90820a92ac08b1efe4ac8510caeee070c6a37efa4052d2f29712a73d8ce13b2.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1208
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vuS9549gM.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vuS9549gM.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3952
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw76Bk28bu58.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw76Bk28bu58.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3552
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tnV59sD59.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tnV59sD59.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:3632

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:5688

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vuS9549gM.exe

Filesize
403KB

MD5
cf386418fb6c713baf23de6436be4d38

SHA1
27532ef05349e8a5afa63b3e08aceb4b5798bb87

SHA256
7afa5c507c7640b8f3ce70c9ef7698650ece2dd6d4cf15636b6e81100d1f915c

SHA512
f0dfe5ff687901ad944efcf7f29b70c967c8dc463a574b25b3726c905f3c2a48a13d22262b990b32b11abcd02e07ff6b747d7127fd03bff6693013501963130b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw76Bk28bu58.exe

Filesize
15KB

MD5
ba9319e53127297c58934e2bf64a2e7d

SHA1
190d696164be6215761b87b243c141f0207d6f10

SHA256
a17225fdff8ec56c54ff0e3b4b6207c3c951c72b49165bcb44defe38e45313e5

SHA512
c397d011db392340e5c1df7ef50be225a07f38a08556cd5d58601fedbc7a43a9162e0bd5935329f918a17904d0219aff53937404a733cee64a1e876056684c0e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tnV59sD59.exe

Filesize
377KB

MD5
8240ae7f59fb434977686a2040ea62e9

SHA1
c0fe02012d46dc9e12c388dd75cab32643708a18

SHA256
230a7452b0db2ecd65ee767d852990ff9cb94f65c485e3a68faa4bcb11b52605

SHA512
78c782edce8e3cdb57624f3be1bc69976691e1a1938b46214bde842b9cc02966be80872c7ae4093d8154c62fe9de20e2cfdf532feae5dfe647ba0d748777c96b

Download Submit
memory/3552-14-0x00007FF85DF23000-0x00007FF85DF25000-memory.dmp

Filesize
8KB

Download
memory/3552-15-0x0000000000040000-0x000000000004A000-memory.dmp

Filesize
40KB

Download
memory/3552-16-0x00007FF85DF23000-0x00007FF85DF25000-memory.dmp

Filesize
8KB

Download
memory/3632-62-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-50-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-24-0x00000000071D0000-0x0000000007214000-memory.dmp

Filesize
272KB

Download
memory/3632-68-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-86-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-88-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-84-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-82-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-80-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-79-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-76-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-74-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-73-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-70-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-66-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-64-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-22-0x0000000007150000-0x0000000007196000-memory.dmp

Filesize
280KB

Download
memory/3632-60-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-58-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-56-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-54-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-23-0x00000000072E0000-0x0000000007884000-memory.dmp

Filesize
5.6MB

Download
memory/3632-48-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-47-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-44-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-42-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-40-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-39-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-36-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-52-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-34-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-32-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-30-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-28-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-26-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-25-0x00000000071D0000-0x000000000720E000-memory.dmp

Filesize
248KB

Download
memory/3632-932-0x0000000007EB0000-0x0000000007FBA000-memory.dmp

Filesize
1.0MB

Download
memory/3632-931-0x0000000007890000-0x0000000007EA8000-memory.dmp

Filesize
6.1MB

Download
memory/3632-933-0x0000000007FE0000-0x0000000007FF2000-memory.dmp

Filesize
72KB

Download
memory/3632-934-0x0000000008000000-0x000000000803C000-memory.dmp

Filesize
240KB

Download
memory/3632-935-0x0000000008150000-0x000000000819C000-memory.dmp

Filesize
304KB

Download