healer | 20dd70b7bab45ea7223d6567bca60d5ccce517e67b6b1ef9909940b610ee2c39

General

Target

20dd70b7bab45ea7223d6567bca60d5ccce517e67b6b1ef9909940b610ee2c39.exe
Size

1.3MB
MD5

7980d99f45fbdbce92c3c62a0332b376
SHA1

6694940c2f13486c0a1bc76b0cd35c90687b2537
SHA256

20dd70b7bab45ea7223d6567bca60d5ccce517e67b6b1ef9909940b610ee2c39
SHA512

1b6d11c6ab6effd3095cd5b351177400b03cae65b5d944570ddd080ab605b16b351888767ec58cdd75048f352c15b39deb79cb61c8df761896938e46b247a7a2
SSDEEP

24576:0RJIrpWaTHaEQbav1RIAhjLoamMiX4lNmZg0YxegPbUIDPP:0cFWaDZQ2jLoyEkmZ9Y14

Score

10^/10

healer redline redko discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

redko

C2

62.204.41.170:4179

Attributes

auth_value
9bcf7b0620ff067017d66b9a5d80b547

Signatures

Detects Healer an antivirus disabler dropper 2 IoCs

resource	yara_rule
behavioral2/files/0x000b000000023b61-16.dat	healer
behavioral2/memory/3572-19-0x0000000000F30000-0x0000000000F3A000-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\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	loda.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	loda.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	loda.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	loda.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	loda.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	loda.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
behavioral2/files/0x000a000000023b62-27.dat	family_redline
behavioral2/memory/3596-30-0x00000000007D0000-0x0000000000802000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
224	hook.exe
3572	loda.exe
3596	redko.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"	loda.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\\\""	20dd70b7bab45ea7223d6567bca60d5ccce517e67b6b1ef9909940b610ee2c39.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\\\""	hook.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	20dd70b7bab45ea7223d6567bca60d5ccce517e67b6b1ef9909940b610ee2c39.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hook.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	redko.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3572	loda.exe
3572	loda.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3572	loda.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 840 wrote to memory of 224	840	20dd70b7bab45ea7223d6567bca60d5ccce517e67b6b1ef9909940b610ee2c39.exe	84
PID 840 wrote to memory of 224	840	20dd70b7bab45ea7223d6567bca60d5ccce517e67b6b1ef9909940b610ee2c39.exe	84
PID 840 wrote to memory of 224	840	20dd70b7bab45ea7223d6567bca60d5ccce517e67b6b1ef9909940b610ee2c39.exe	84
PID 224 wrote to memory of 3572	224	hook.exe	85
PID 224 wrote to memory of 3572	224	hook.exe	85
PID 224 wrote to memory of 3596	224	hook.exe	86
PID 224 wrote to memory of 3596	224	hook.exe	86
PID 224 wrote to memory of 3596	224	hook.exe	86

C:\Users\Admin\AppData\Local\Temp\20dd70b7bab45ea7223d6567bca60d5ccce517e67b6b1ef9909940b610ee2c39.exe
"C:\Users\Admin\AppData\Local\Temp\20dd70b7bab45ea7223d6567bca60d5ccce517e67b6b1ef9909940b610ee2c39.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:840
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\hook.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\hook.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:224
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\loda.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\loda.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3572
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\redko.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\redko.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3596

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\hook.exe

Filesize
192KB

MD5
cd804ba80f2ec30311965af7071eb96a

SHA1
d2256177e0e934624e0821a86c9aeffb075607e9

SHA256
cabfabebf356f52925d5b5aa2a50e4979e020db5cca00f3e36c94aacff53fe8d

SHA512
bce8b566fac667133a8ffc1c4be5dd6ea4eaa7ec9de8a3127b589606902476f974fcf6e9db331e3768d301b64234fac26a2e83fbbd1eaf3846495dc6f76da608

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

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

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

Filesize
175KB

MD5
bc928465d24e037fb2009bd5668c80f5

SHA1
3ac1119fe355f2dae8d78bbe867c0cd24b9564a2

SHA256
1ab89ee322d5eb379129abd500726a8d709899b44f12825457902d360810f38c

SHA512
951621178d8e0f63daea8e725d1e19968b7da3714b66f82a6ab6ef075a7b1fbb295b92efa9e57f06b6e5dda126c5e5927fb190fde0944c5a55ed69e98ee2cfe6

Download Submit
memory/840-23-0x0000000000400000-0x000000000046F000-memory.dmp

Filesize
444KB

Download
memory/840-2-0x00000000023A0000-0x000000000240B000-memory.dmp

Filesize
428KB

Download
memory/840-3-0x0000000000400000-0x000000000046F000-memory.dmp

Filesize
444KB

Download
memory/840-1-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/840-20-0x0000000000400000-0x00000000005D9000-memory.dmp

Filesize
1.8MB

Download
memory/840-21-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/840-22-0x00000000023A0000-0x000000000240B000-memory.dmp

Filesize
428KB

Download
memory/3572-18-0x00007FF8E2023000-0x00007FF8E2025000-memory.dmp

Filesize
8KB

Download
memory/3572-24-0x00007FF8E2023000-0x00007FF8E2025000-memory.dmp

Filesize
8KB

Download
memory/3572-19-0x0000000000F30000-0x0000000000F3A000-memory.dmp

Filesize
40KB

Download
memory/3596-29-0x000000007403E000-0x000000007403F000-memory.dmp

Filesize
4KB

Download
memory/3596-30-0x00000000007D0000-0x0000000000802000-memory.dmp

Filesize
200KB

Download
memory/3596-31-0x0000000005730000-0x0000000005D48000-memory.dmp

Filesize
6.1MB

Download
memory/3596-32-0x00000000052B0000-0x00000000053BA000-memory.dmp

Filesize
1.0MB

Download
memory/3596-33-0x00000000051E0000-0x00000000051F2000-memory.dmp

Filesize
72KB

Download
memory/3596-34-0x0000000005240000-0x000000000527C000-memory.dmp

Filesize
240KB

Download
memory/3596-35-0x00000000053C0000-0x000000000540C000-memory.dmp

Filesize
304KB

Download
memory/3596-37-0x000000007403E000-0x000000007403F000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads