healer | 1b529b9522ee4c5cbd280ae16dacaaabc4111d95db7f771e2e344771b5498f85

General

Target

1b529b9522ee4c5cbd280ae16dacaaabc4111d95db7f771e2e344771b5498f85.exe
Size

470KB
MD5

9a85c402706b2eeb9d8dbcec0bc6bb5d
SHA1

6a859ade2196986523f63b33627b8eaadf6db28e
SHA256

1b529b9522ee4c5cbd280ae16dacaaabc4111d95db7f771e2e344771b5498f85
SHA512

412a18e94ff3ede2f6abd85cfc1530d57b4eafc55faf09363a473c4f3763d22656c6c7406c3bba98e80696b8df0bfc7e39629dca9a4824d07d483ea229274ec0
SSDEEP

6144:K9y+bnr+Zp0yN90QEz1NM1x9O6kl2K8q8FrwsCV5M/6CDT8w+ybdaEHCRm8aZkQ9:/Mrly90Zg1xQ4VFrPCVW/D3JkWPZr

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 17 IoCs

resource	yara_rule
behavioral1/memory/1460-19-0x0000000000B30000-0x0000000000B4A000-memory.dmp	healer
behavioral1/memory/1460-21-0x00000000028C0000-0x00000000028D8000-memory.dmp	healer
behavioral1/memory/1460-37-0x00000000028C0000-0x00000000028D2000-memory.dmp	healer
behavioral1/memory/1460-49-0x00000000028C0000-0x00000000028D2000-memory.dmp	healer
behavioral1/memory/1460-47-0x00000000028C0000-0x00000000028D2000-memory.dmp	healer
behavioral1/memory/1460-45-0x00000000028C0000-0x00000000028D2000-memory.dmp	healer
behavioral1/memory/1460-43-0x00000000028C0000-0x00000000028D2000-memory.dmp	healer
behavioral1/memory/1460-41-0x00000000028C0000-0x00000000028D2000-memory.dmp	healer
behavioral1/memory/1460-39-0x00000000028C0000-0x00000000028D2000-memory.dmp	healer
behavioral1/memory/1460-35-0x00000000028C0000-0x00000000028D2000-memory.dmp	healer
behavioral1/memory/1460-29-0x00000000028C0000-0x00000000028D2000-memory.dmp	healer
behavioral1/memory/1460-27-0x00000000028C0000-0x00000000028D2000-memory.dmp	healer
behavioral1/memory/1460-25-0x00000000028C0000-0x00000000028D2000-memory.dmp	healer
behavioral1/memory/1460-22-0x00000000028C0000-0x00000000028D2000-memory.dmp	healer
behavioral1/memory/1460-33-0x00000000028C0000-0x00000000028D2000-memory.dmp	healer
behavioral1/memory/1460-31-0x00000000028C0000-0x00000000028D2000-memory.dmp	healer
behavioral1/memory/1460-23-0x00000000028C0000-0x00000000028D2000-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\DisableRealtimeMonitoring = "1"	bue59tB.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	bue59tB.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	bue59tB.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	bue59tB.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	bue59tB.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	bue59tB.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/0x0007000000023c9d-57.dat	family_redline
behavioral1/memory/960-59-0x00000000002C0000-0x00000000002F2000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
540	nWX59ml.exe
1460	bue59tB.exe
960	dzR77kk.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	bue59tB.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	bue59tB.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\\\""	1b529b9522ee4c5cbd280ae16dacaaabc4111d95db7f771e2e344771b5498f85.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\\\""	nWX59ml.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2952	1460	WerFault.exe	85

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	1b529b9522ee4c5cbd280ae16dacaaabc4111d95db7f771e2e344771b5498f85.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nWX59ml.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bue59tB.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dzR77kk.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1460	bue59tB.exe
1460	bue59tB.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1460	bue59tB.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3540 wrote to memory of 540	3540	1b529b9522ee4c5cbd280ae16dacaaabc4111d95db7f771e2e344771b5498f85.exe	84
PID 3540 wrote to memory of 540	3540	1b529b9522ee4c5cbd280ae16dacaaabc4111d95db7f771e2e344771b5498f85.exe	84
PID 3540 wrote to memory of 540	3540	1b529b9522ee4c5cbd280ae16dacaaabc4111d95db7f771e2e344771b5498f85.exe	84
PID 540 wrote to memory of 1460	540	nWX59ml.exe	85
PID 540 wrote to memory of 1460	540	nWX59ml.exe	85
PID 540 wrote to memory of 1460	540	nWX59ml.exe	85
PID 540 wrote to memory of 960	540	nWX59ml.exe	97
PID 540 wrote to memory of 960	540	nWX59ml.exe	97
PID 540 wrote to memory of 960	540	nWX59ml.exe	97

C:\Users\Admin\AppData\Local\Temp\1b529b9522ee4c5cbd280ae16dacaaabc4111d95db7f771e2e344771b5498f85.exe
"C:\Users\Admin\AppData\Local\Temp\1b529b9522ee4c5cbd280ae16dacaaabc4111d95db7f771e2e344771b5498f85.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3540
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nWX59ml.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nWX59ml.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:540
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bue59tB.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bue59tB.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:1460
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1460 -s 1088
      4⤵
      Program crash
      PID:2952
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dzR77kk.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dzR77kk.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:960

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1460 -ip 1460
1⤵
PID:3584

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nWX59ml.exe

Filesize
366KB

MD5
8a4d304d662c9a174d41010f35b68598

SHA1
16f9595303200fdc4e48feadb7c741b55dec99af

SHA256
c54114ebd8e92c4725071a295dc477c991fdd8a631f2c39770a4f4c2618a6540

SHA512
928d5d306259b8bb4d19c4412ae3bb851185dcf6ad7e6bb261073db946f59097e6c973c747e382b882ce9f4dab8270a47b4559cb94dee8faa890124d2b41b112

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bue59tB.exe

Filesize
220KB

MD5
fd815ed5f97b5a0c8091f3f8d5125673

SHA1
8e062e61dc7fb58a3301741aa4c34b259e3e9b25

SHA256
7f2e56fcc1d09a924faf8e9fd38f4781aa79d6d895e8d068d093b4201a3f08e7

SHA512
e47b639e4692101ea444ee22b99d638c521ae5c5e8f27b16f9c2f335ab3a242bf0deb51f52a9e75ccb40edffa8bbaaa6cf8915ff74e10be79fbd697fe8ee96b7

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dzR77kk.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
memory/960-64-0x0000000004D40000-0x0000000004D8C000-memory.dmp

Filesize
304KB

Download
memory/960-63-0x0000000004D00000-0x0000000004D3C000-memory.dmp

Filesize
240KB

Download
memory/960-62-0x0000000004CE0000-0x0000000004CF2000-memory.dmp

Filesize
72KB

Download
memory/960-61-0x0000000004D90000-0x0000000004E9A000-memory.dmp

Filesize
1.0MB

Download
memory/960-60-0x0000000005220000-0x0000000005838000-memory.dmp

Filesize
6.1MB

Download
memory/960-59-0x00000000002C0000-0x00000000002F2000-memory.dmp

Filesize
200KB

Download
memory/1460-35-0x00000000028C0000-0x00000000028D2000-memory.dmp

Filesize
72KB

Download
memory/1460-31-0x00000000028C0000-0x00000000028D2000-memory.dmp

Filesize
72KB

Download
memory/1460-47-0x00000000028C0000-0x00000000028D2000-memory.dmp

Filesize
72KB

Download
memory/1460-45-0x00000000028C0000-0x00000000028D2000-memory.dmp

Filesize
72KB

Download
memory/1460-43-0x00000000028C0000-0x00000000028D2000-memory.dmp

Filesize
72KB

Download
memory/1460-41-0x00000000028C0000-0x00000000028D2000-memory.dmp

Filesize
72KB

Download
memory/1460-39-0x00000000028C0000-0x00000000028D2000-memory.dmp

Filesize
72KB

Download
memory/1460-37-0x00000000028C0000-0x00000000028D2000-memory.dmp

Filesize
72KB

Download
memory/1460-29-0x00000000028C0000-0x00000000028D2000-memory.dmp

Filesize
72KB

Download
memory/1460-27-0x00000000028C0000-0x00000000028D2000-memory.dmp

Filesize
72KB

Download
memory/1460-25-0x00000000028C0000-0x00000000028D2000-memory.dmp

Filesize
72KB

Download
memory/1460-22-0x00000000028C0000-0x00000000028D2000-memory.dmp

Filesize
72KB

Download
memory/1460-33-0x00000000028C0000-0x00000000028D2000-memory.dmp

Filesize
72KB

Download
memory/1460-49-0x00000000028C0000-0x00000000028D2000-memory.dmp

Filesize
72KB

Download
memory/1460-23-0x00000000028C0000-0x00000000028D2000-memory.dmp

Filesize
72KB

Download
memory/1460-50-0x00000000008D0000-0x00000000009D0000-memory.dmp

Filesize
1024KB

Download
memory/1460-51-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1460-55-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1460-54-0x0000000000400000-0x0000000000754000-memory.dmp

Filesize
3.3MB

Download
memory/1460-21-0x00000000028C0000-0x00000000028D8000-memory.dmp

Filesize
96KB

Download
memory/1460-20-0x0000000004E20000-0x00000000053C4000-memory.dmp

Filesize
5.6MB

Download
memory/1460-19-0x0000000000B30000-0x0000000000B4A000-memory.dmp

Filesize
104KB

Download
memory/1460-18-0x0000000000400000-0x0000000000754000-memory.dmp

Filesize
3.3MB

Download
memory/1460-16-0x0000000000810000-0x000000000083D000-memory.dmp

Filesize
180KB

Download
memory/1460-17-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1460-15-0x00000000008D0000-0x00000000009D0000-memory.dmp

Filesize
1024KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads