healer | c46b5113cafff9d66873fd727903aec2d9eb2524d78df760bf395877bc20a804

General

Target

c46b5113cafff9d66873fd727903aec2d9eb2524d78df760bf395877bc20a804N.exe
Size

307KB
MD5

5ea29ece59133759dfec863fadbbb080
SHA1

9d3edbffa92e9c7ea50fd22de41299fcfef37593
SHA256

c46b5113cafff9d66873fd727903aec2d9eb2524d78df760bf395877bc20a804
SHA512

eee215bacd3a5dbd9b5c08584b9c874cfe624c6fbff482d46be54b87a9f57670a47b77f64752e2aee012f66de507ea217c424e8ef0d99315568789966200cba1
SSDEEP

6144:K5y+bnr+hp0yN90QEQ5F5OYc1u31g4TBy+1qJT4MCVzSpEt3tKDfpjwl:bMrVy90Sxc1u31TTE+1l4pEt3t3

Score

10^/10

healer redline mufos discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

mufos

C2

217.196.96.102:4132

Attributes

auth_value
136f202e6569ad5815c34377858a255c

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral1/memory/4456-8-0x00000000021A0000-0x00000000021BA000-memory.dmp	healer
behavioral1/memory/4456-11-0x00000000049B0000-0x00000000049C8000-memory.dmp	healer
behavioral1/memory/4456-40-0x00000000049B0000-0x00000000049C2000-memory.dmp	healer
behavioral1/memory/4456-38-0x00000000049B0000-0x00000000049C2000-memory.dmp	healer
behavioral1/memory/4456-36-0x00000000049B0000-0x00000000049C2000-memory.dmp	healer
behavioral1/memory/4456-34-0x00000000049B0000-0x00000000049C2000-memory.dmp	healer
behavioral1/memory/4456-32-0x00000000049B0000-0x00000000049C2000-memory.dmp	healer
behavioral1/memory/4456-30-0x00000000049B0000-0x00000000049C2000-memory.dmp	healer
behavioral1/memory/4456-28-0x00000000049B0000-0x00000000049C2000-memory.dmp	healer
behavioral1/memory/4456-26-0x00000000049B0000-0x00000000049C2000-memory.dmp	healer
behavioral1/memory/4456-24-0x00000000049B0000-0x00000000049C2000-memory.dmp	healer
behavioral1/memory/4456-22-0x00000000049B0000-0x00000000049C2000-memory.dmp	healer
behavioral1/memory/4456-20-0x00000000049B0000-0x00000000049C2000-memory.dmp	healer
behavioral1/memory/4456-18-0x00000000049B0000-0x00000000049C2000-memory.dmp	healer
behavioral1/memory/4456-16-0x00000000049B0000-0x00000000049C2000-memory.dmp	healer
behavioral1/memory/4456-14-0x00000000049B0000-0x00000000049C2000-memory.dmp	healer
behavioral1/memory/4456-13-0x00000000049B0000-0x00000000049C2000-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\DisableBehaviorMonitoring = "1"	a7824144.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a7824144.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a7824144.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a7824144.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a7824144.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	a7824144.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/0x000a000000023b97-47.dat	family_redline
behavioral1/memory/2084-49-0x00000000000D0000-0x00000000000FE000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
4456	a7824144.exe
2084	b9176218.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	a7824144.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a7824144.exe

Adds Run key to start application 2 TTPs 1 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\\\""	c46b5113cafff9d66873fd727903aec2d9eb2524d78df760bf395877bc20a804N.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	c46b5113cafff9d66873fd727903aec2d9eb2524d78df760bf395877bc20a804N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a7824144.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b9176218.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4456	a7824144.exe
4456	a7824144.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4456	a7824144.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1496 wrote to memory of 4456	1496	c46b5113cafff9d66873fd727903aec2d9eb2524d78df760bf395877bc20a804N.exe	82
PID 1496 wrote to memory of 4456	1496	c46b5113cafff9d66873fd727903aec2d9eb2524d78df760bf395877bc20a804N.exe	82
PID 1496 wrote to memory of 4456	1496	c46b5113cafff9d66873fd727903aec2d9eb2524d78df760bf395877bc20a804N.exe	82
PID 1496 wrote to memory of 2084	1496	c46b5113cafff9d66873fd727903aec2d9eb2524d78df760bf395877bc20a804N.exe	87
PID 1496 wrote to memory of 2084	1496	c46b5113cafff9d66873fd727903aec2d9eb2524d78df760bf395877bc20a804N.exe	87
PID 1496 wrote to memory of 2084	1496	c46b5113cafff9d66873fd727903aec2d9eb2524d78df760bf395877bc20a804N.exe	87

C:\Users\Admin\AppData\Local\Temp\c46b5113cafff9d66873fd727903aec2d9eb2524d78df760bf395877bc20a804N.exe
"C:\Users\Admin\AppData\Local\Temp\c46b5113cafff9d66873fd727903aec2d9eb2524d78df760bf395877bc20a804N.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1496
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a7824144.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a7824144.exe
  2⤵
  - 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:4456
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b9176218.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b9176218.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2084

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\a7824144.exe

Filesize
182KB

MD5
a881d5d0552e3a4b720cfd1bafef73c9

SHA1
be6573fa28db0ebb48651b6b52142fafc0b682a7

SHA256
39c18a29c3ca51bb5fe81b97c7cb7d3d1f43b25006348823c8eeed7042b01f7e

SHA512
308971f31ca7b9f39cb29279c0307e26432bec0112dee059a5e1d7d67c81bf0fb097ad9fda9cabf5e94d1b14bba899c226f42a33784b522f7e8a9b9cb325cf02

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b9176218.exe

Filesize
168KB

MD5
431f31ddaa574be44a61fa3d28cce02a

SHA1
0d2dc1c4eafe502de397def5ba95c01a067114a6

SHA256
28f3016050f7197096771b0f2eaad4416ee90343219045c245f0b82be876c83a

SHA512
5bd8772ced0e8d3031fc579ece720a6e52a5edeae9a21501d82036d907090cb2399a3c55eb52fb5c16ec2cea5c0aad48fe4afdf78b307a2db69c1144ecab70d6

Download Submit
memory/2084-57-0x0000000004B00000-0x0000000004B4C000-memory.dmp

Filesize
304KB

Download
memory/2084-56-0x0000000004AA0000-0x0000000004ADC000-memory.dmp

Filesize
240KB

Download
memory/2084-55-0x0000000002300000-0x0000000002312000-memory.dmp

Filesize
72KB

Download
memory/2084-54-0x0000000073FF0000-0x000000007409B000-memory.dmp

Filesize
684KB

Download
memory/2084-53-0x0000000004BB0000-0x0000000004CBA000-memory.dmp

Filesize
1.0MB

Download
memory/2084-52-0x00000000050C0000-0x00000000056D8000-memory.dmp

Filesize
6.1MB

Download
memory/2084-50-0x0000000073FF0000-0x000000007409B000-memory.dmp

Filesize
684KB

Download
memory/2084-51-0x0000000000910000-0x0000000000916000-memory.dmp

Filesize
24KB

Download
memory/2084-49-0x00000000000D0000-0x00000000000FE000-memory.dmp

Filesize
184KB

Download
memory/4456-36-0x00000000049B0000-0x00000000049C2000-memory.dmp

Filesize
72KB

Download
memory/4456-43-0x0000000074040000-0x00000000747F0000-memory.dmp

Filesize
7.7MB

Download
memory/4456-28-0x00000000049B0000-0x00000000049C2000-memory.dmp

Filesize
72KB

Download
memory/4456-26-0x00000000049B0000-0x00000000049C2000-memory.dmp

Filesize
72KB

Download
memory/4456-24-0x00000000049B0000-0x00000000049C2000-memory.dmp

Filesize
72KB

Download
memory/4456-22-0x00000000049B0000-0x00000000049C2000-memory.dmp

Filesize
72KB

Download
memory/4456-20-0x00000000049B0000-0x00000000049C2000-memory.dmp

Filesize
72KB

Download
memory/4456-18-0x00000000049B0000-0x00000000049C2000-memory.dmp

Filesize
72KB

Download
memory/4456-16-0x00000000049B0000-0x00000000049C2000-memory.dmp

Filesize
72KB

Download
memory/4456-14-0x00000000049B0000-0x00000000049C2000-memory.dmp

Filesize
72KB

Download
memory/4456-13-0x00000000049B0000-0x00000000049C2000-memory.dmp

Filesize
72KB

Download
memory/4456-41-0x0000000074040000-0x00000000747F0000-memory.dmp

Filesize
7.7MB

Download
memory/4456-42-0x000000007404E000-0x000000007404F000-memory.dmp

Filesize
4KB

Download
memory/4456-30-0x00000000049B0000-0x00000000049C2000-memory.dmp

Filesize
72KB

Download
memory/4456-45-0x0000000074040000-0x00000000747F0000-memory.dmp

Filesize
7.7MB

Download
memory/4456-32-0x00000000049B0000-0x00000000049C2000-memory.dmp

Filesize
72KB

Download
memory/4456-34-0x00000000049B0000-0x00000000049C2000-memory.dmp

Filesize
72KB

Download
memory/4456-38-0x00000000049B0000-0x00000000049C2000-memory.dmp

Filesize
72KB

Download
memory/4456-40-0x00000000049B0000-0x00000000049C2000-memory.dmp

Filesize
72KB

Download
memory/4456-12-0x0000000074040000-0x00000000747F0000-memory.dmp

Filesize
7.7MB

Download
memory/4456-11-0x00000000049B0000-0x00000000049C8000-memory.dmp

Filesize
96KB

Download
memory/4456-10-0x0000000004AA0000-0x0000000005044000-memory.dmp

Filesize
5.6MB

Download
memory/4456-9-0x0000000074040000-0x00000000747F0000-memory.dmp

Filesize
7.7MB

Download
memory/4456-8-0x00000000021A0000-0x00000000021BA000-memory.dmp

Filesize
104KB

Download
memory/4456-7-0x000000007404E000-0x000000007404F000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads