healer | 473c4dfe7dc6c3383fb5b5e77dab20771811eb90258ea96c2bf67b59271e7e0f

General

Target

473c4dfe7dc6c3383fb5b5e77dab20771811eb90258ea96c2bf67b59271e7e0f.exe
Size

481KB
MD5

c05ef48820e4ca20ed60fd2be7ac3277
SHA1

76d36ceb225066a8b5af218acde823824746984a
SHA256

473c4dfe7dc6c3383fb5b5e77dab20771811eb90258ea96c2bf67b59271e7e0f
SHA512

eaabf1219f2135cd483a3d939e211dbd289d42ed9aa70bbf935c0998caa3f858ca1b5382c2d491fe05e2bd9c3f5457b7345b3a284535a3236c09ebac63c43c8d
SSDEEP

12288:iMrYy90h+pWgH2xQkR5evuDQ68Vgd0IdxT4:my3WgRK5evT68Vae

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/0x0008000000023cad-12.dat	healer
behavioral1/memory/4224-15-0x0000000000750000-0x000000000075A000-memory.dmp	healer
behavioral1/memory/4796-22-0x0000000002620000-0x000000000263A000-memory.dmp	healer
behavioral1/memory/4796-24-0x0000000002650000-0x0000000002668000-memory.dmp	healer
behavioral1/memory/4796-25-0x0000000002650000-0x0000000002662000-memory.dmp	healer
behavioral1/memory/4796-32-0x0000000002650000-0x0000000002662000-memory.dmp	healer
behavioral1/memory/4796-50-0x0000000002650000-0x0000000002662000-memory.dmp	healer
behavioral1/memory/4796-48-0x0000000002650000-0x0000000002662000-memory.dmp	healer
behavioral1/memory/4796-47-0x0000000002650000-0x0000000002662000-memory.dmp	healer
behavioral1/memory/4796-44-0x0000000002650000-0x0000000002662000-memory.dmp	healer
behavioral1/memory/4796-42-0x0000000002650000-0x0000000002662000-memory.dmp	healer
behavioral1/memory/4796-40-0x0000000002650000-0x0000000002662000-memory.dmp	healer
behavioral1/memory/4796-38-0x0000000002650000-0x0000000002662000-memory.dmp	healer
behavioral1/memory/4796-36-0x0000000002650000-0x0000000002662000-memory.dmp	healer
behavioral1/memory/4796-34-0x0000000002650000-0x0000000002662000-memory.dmp	healer
behavioral1/memory/4796-52-0x0000000002650000-0x0000000002662000-memory.dmp	healer
behavioral1/memory/4796-30-0x0000000002650000-0x0000000002662000-memory.dmp	healer
behavioral1/memory/4796-28-0x0000000002650000-0x0000000002662000-memory.dmp	healer
behavioral1/memory/4796-26-0x0000000002650000-0x0000000002662000-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
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	dLd38xd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	eGS87xa.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	eGS87xa.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	eGS87xa.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	dLd38xd.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	eGS87xa.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	eGS87xa.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	eGS87xa.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	dLd38xd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	dLd38xd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	dLd38xd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	dLd38xd.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/0x0007000000023cab-57.dat	family_redline
behavioral1/memory/1616-59-0x0000000000C70000-0x0000000000CA2000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
2552	nML88Tr95.exe
4224	dLd38xd.exe
4796	eGS87xa.exe
1616	fgq61ez.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"	dLd38xd.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	eGS87xa.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	eGS87xa.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\\\""	473c4dfe7dc6c3383fb5b5e77dab20771811eb90258ea96c2bf67b59271e7e0f.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\\\""	nML88Tr95.exe

Launches sc.exe 1 IoCs

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

pid	Process
1492	sc.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	nML88Tr95.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eGS87xa.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fgq61ez.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	473c4dfe7dc6c3383fb5b5e77dab20771811eb90258ea96c2bf67b59271e7e0f.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4224	dLd38xd.exe
4224	dLd38xd.exe
4796	eGS87xa.exe
4796	eGS87xa.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4224	dLd38xd.exe
Token: SeDebugPrivilege	4796	eGS87xa.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3148 wrote to memory of 2552	3148	473c4dfe7dc6c3383fb5b5e77dab20771811eb90258ea96c2bf67b59271e7e0f.exe	86
PID 3148 wrote to memory of 2552	3148	473c4dfe7dc6c3383fb5b5e77dab20771811eb90258ea96c2bf67b59271e7e0f.exe	86
PID 3148 wrote to memory of 2552	3148	473c4dfe7dc6c3383fb5b5e77dab20771811eb90258ea96c2bf67b59271e7e0f.exe	86
PID 2552 wrote to memory of 4224	2552	nML88Tr95.exe	87
PID 2552 wrote to memory of 4224	2552	nML88Tr95.exe	87
PID 2552 wrote to memory of 4796	2552	nML88Tr95.exe	94
PID 2552 wrote to memory of 4796	2552	nML88Tr95.exe	94
PID 2552 wrote to memory of 4796	2552	nML88Tr95.exe	94
PID 3148 wrote to memory of 1616	3148	473c4dfe7dc6c3383fb5b5e77dab20771811eb90258ea96c2bf67b59271e7e0f.exe	95
PID 3148 wrote to memory of 1616	3148	473c4dfe7dc6c3383fb5b5e77dab20771811eb90258ea96c2bf67b59271e7e0f.exe	95
PID 3148 wrote to memory of 1616	3148	473c4dfe7dc6c3383fb5b5e77dab20771811eb90258ea96c2bf67b59271e7e0f.exe	95

C:\Users\Admin\AppData\Local\Temp\473c4dfe7dc6c3383fb5b5e77dab20771811eb90258ea96c2bf67b59271e7e0f.exe
"C:\Users\Admin\AppData\Local\Temp\473c4dfe7dc6c3383fb5b5e77dab20771811eb90258ea96c2bf67b59271e7e0f.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3148
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nML88Tr95.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nML88Tr95.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2552
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dLd38xd.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dLd38xd.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4224
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eGS87xa.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eGS87xa.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:4796
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fgq61ez.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fgq61ez.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1616

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:1492

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\fgq61ez.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nML88Tr95.exe

Filesize
336KB

MD5
caae699ae44d38159b8d9f8f4f7705d3

SHA1
fb541ef4110dba46dac1acd840710fab76cc9bb7

SHA256
dab437e4bc28be5a1db1c03d732894dcd665981016a4f0c876317ed158f6ba8d

SHA512
3a23421c114204b85d18d7dcdb9f97bde52e7d58b14a05c3db1d68fdc0d24a652aede1e16e730bc66b1fcc0cfd9b654506954bc748c016af15c1103084e4643e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dLd38xd.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eGS87xa.exe

Filesize
245KB

MD5
bbcaab6d431de6d63e20ec7a085b0526

SHA1
e5bb15ef7458b516b37602649498b3d13c4df67d

SHA256
e0bd77d953de9c400b8338ca69f2aeb4eadfae945c75081b3c61fcc23ede76ee

SHA512
4f9ba138d9b458bb24907b2873a5eb0648858a60c0afac97c7b41adc2a3033d12037770b8d266ec8e2fb821dc8dcefc65c7150af534110e407a9cc672e317ac8

Download Submit
memory/1616-61-0x0000000005740000-0x000000000584A000-memory.dmp

Filesize
1.0MB

Download
memory/1616-64-0x00000000056D0000-0x000000000571C000-memory.dmp

Filesize
304KB

Download
memory/1616-63-0x0000000005850000-0x000000000588C000-memory.dmp

Filesize
240KB

Download
memory/1616-62-0x0000000005670000-0x0000000005682000-memory.dmp

Filesize
72KB

Download
memory/1616-60-0x0000000005C00000-0x0000000006218000-memory.dmp

Filesize
6.1MB

Download
memory/1616-59-0x0000000000C70000-0x0000000000CA2000-memory.dmp

Filesize
200KB

Download
memory/4224-16-0x00007FFD7F203000-0x00007FFD7F205000-memory.dmp

Filesize
8KB

Download
memory/4224-15-0x0000000000750000-0x000000000075A000-memory.dmp

Filesize
40KB

Download
memory/4224-14-0x00007FFD7F203000-0x00007FFD7F205000-memory.dmp

Filesize
8KB

Download
memory/4796-40-0x0000000002650000-0x0000000002662000-memory.dmp

Filesize
72KB

Download
memory/4796-28-0x0000000002650000-0x0000000002662000-memory.dmp

Filesize
72KB

Download
memory/4796-42-0x0000000002650000-0x0000000002662000-memory.dmp

Filesize
72KB

Download
memory/4796-47-0x0000000002650000-0x0000000002662000-memory.dmp

Filesize
72KB

Download
memory/4796-38-0x0000000002650000-0x0000000002662000-memory.dmp

Filesize
72KB

Download
memory/4796-36-0x0000000002650000-0x0000000002662000-memory.dmp

Filesize
72KB

Download
memory/4796-34-0x0000000002650000-0x0000000002662000-memory.dmp

Filesize
72KB

Download
memory/4796-52-0x0000000002650000-0x0000000002662000-memory.dmp

Filesize
72KB

Download
memory/4796-30-0x0000000002650000-0x0000000002662000-memory.dmp

Filesize
72KB

Download
memory/4796-44-0x0000000002650000-0x0000000002662000-memory.dmp

Filesize
72KB

Download
memory/4796-26-0x0000000002650000-0x0000000002662000-memory.dmp

Filesize
72KB

Download
memory/4796-53-0x0000000000400000-0x000000000056F000-memory.dmp

Filesize
1.4MB

Download
memory/4796-55-0x0000000000400000-0x000000000056F000-memory.dmp

Filesize
1.4MB

Download
memory/4796-48-0x0000000002650000-0x0000000002662000-memory.dmp

Filesize
72KB

Download
memory/4796-50-0x0000000002650000-0x0000000002662000-memory.dmp

Filesize
72KB

Download
memory/4796-32-0x0000000002650000-0x0000000002662000-memory.dmp

Filesize
72KB

Download
memory/4796-25-0x0000000002650000-0x0000000002662000-memory.dmp

Filesize
72KB

Download
memory/4796-24-0x0000000002650000-0x0000000002668000-memory.dmp

Filesize
96KB

Download
memory/4796-23-0x0000000004DB0000-0x0000000005354000-memory.dmp

Filesize
5.6MB

Download
memory/4796-22-0x0000000002620000-0x000000000263A000-memory.dmp

Filesize
104KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads