healer | 45e94c10bbc148cc1f0e810ef4a64b3b2814960515bbe6c69d8570dde960e0b2

Analysis

max time kernel
132s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
09-05-2024 11:12

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General

Target

22f65486ce4ad040f9985202d9306069315f0db3b4c66e630e358d3e8275178c.exe
Size

1.5MB
MD5

8fffe24a095ff86baacd02f20b2ae01e
SHA1

66dca64c0e369bb53bf25a13d4f60185a1774dd5
SHA256

22f65486ce4ad040f9985202d9306069315f0db3b4c66e630e358d3e8275178c
SHA512

2251e76ca1c3072ff78f339548b5d7afd3bf13e15cfb516584a536e19595e154a343dbc61f19a4765fdfff2a86c962944b195d7d1328be4c5405810d5a545226
SSDEEP

49152:KAhzL8MtOkOiCRahFMaNXg/2f1jlch1Ew6M6:VltNOrahFBXzfdlch2w6

Score

10^/10

healer redline masha dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

masha

77.91.68.48:19071

Attributes

auth_value
55b9b39a0dae383196a4b8d79e5bb805

Signatures

Detects Healer an antivirus disabler dropper 3 IoCs

resource	yara_rule
behavioral5/memory/4080-28-0x00000000004F0000-0x00000000004FA000-memory.dmp	healer
behavioral5/files/0x00070000000233d6-35.dat	healer
behavioral5/memory/2256-37-0x0000000000260000-0x000000000026A000-memory.dmp	healer

Healer
Healer an antivirus disabler dropper.
dropper 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
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a6997162.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a6997162.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a6997162.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	b4641227.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	b4641227.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	b4641227.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a6997162.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a6997162.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	b4641227.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	b4641227.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	a6997162.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	b4641227.exe

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

RedLine payload 1 IoCs

resource	yara_rule
behavioral5/memory/2588-42-0x0000000000440000-0x0000000000470000-memory.dmp	family_redline

Executes dropped EXE 6 IoCs

pid	Process
4672	v0958649.exe
4980	v9044848.exe
1520	v9878724.exe
4080	a6997162.exe
2256	b4641227.exe
2588	c5850381.exe

Windows security modification 2 TTPs 3 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	a6997162.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a6997162.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	b4641227.exe

Adds Run key to start application 2 TTPs 4 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\\\""	22f65486ce4ad040f9985202d9306069315f0db3b4c66e630e358d3e8275178c.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\\\""	v0958649.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\""	v9044848.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup3 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP003.TMP\\\""	v9878724.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4080	a6997162.exe
4080	a6997162.exe
2256	b4641227.exe
2256	b4641227.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4080	a6997162.exe
Token: SeDebugPrivilege	2256	b4641227.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 4672	2372	22f65486ce4ad040f9985202d9306069315f0db3b4c66e630e358d3e8275178c.exe	80
PID 2372 wrote to memory of 4672	2372	22f65486ce4ad040f9985202d9306069315f0db3b4c66e630e358d3e8275178c.exe	80
PID 2372 wrote to memory of 4672	2372	22f65486ce4ad040f9985202d9306069315f0db3b4c66e630e358d3e8275178c.exe	80
PID 4672 wrote to memory of 4980	4672	v0958649.exe	81
PID 4672 wrote to memory of 4980	4672	v0958649.exe	81
PID 4672 wrote to memory of 4980	4672	v0958649.exe	81
PID 4980 wrote to memory of 1520	4980	v9044848.exe	82
PID 4980 wrote to memory of 1520	4980	v9044848.exe	82
PID 4980 wrote to memory of 1520	4980	v9044848.exe	82
PID 1520 wrote to memory of 4080	1520	v9878724.exe	83
PID 1520 wrote to memory of 4080	1520	v9878724.exe	83
PID 1520 wrote to memory of 4080	1520	v9878724.exe	83
PID 1520 wrote to memory of 2256	1520	v9878724.exe	85
PID 1520 wrote to memory of 2256	1520	v9878724.exe	85
PID 4980 wrote to memory of 2588	4980	v9044848.exe	86
PID 4980 wrote to memory of 2588	4980	v9044848.exe	86
PID 4980 wrote to memory of 2588	4980	v9044848.exe	86

C:\Users\Admin\AppData\Local\Temp\22f65486ce4ad040f9985202d9306069315f0db3b4c66e630e358d3e8275178c.exe
"C:\Users\Admin\AppData\Local\Temp\22f65486ce4ad040f9985202d9306069315f0db3b4c66e630e358d3e8275178c.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2372
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0958649.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0958649.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:4672
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v9044848.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v9044848.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:4980
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v9878724.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v9878724.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Suspicious use of WriteProcessMemory
      PID:1520
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\a6997162.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\a6997162.exe
        5⤵
        Modifies Windows Defender Real-time Protection settings
        Executes dropped EXE
        Windows security modification
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:4080
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b4641227.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b4641227.exe
        5⤵
        Modifies Windows Defender Real-time Protection settings
        Executes dropped EXE
        Windows security modification
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:2256
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\c5850381.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\c5850381.exe
      4⤵
      Executes dropped EXE
      PID:2588

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\System.dll.log

Filesize
226B

MD5
916851e072fbabc4796d8916c5131092

SHA1
d48a602229a690c512d5fdaf4c8d77547a88e7a2

SHA256
7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d

SHA512
07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0958649.exe

Filesize
1.3MB

MD5
d5234b1b06f679182e584fb90ab07f5f

SHA1
172ddddd3663d16fe7f84a516be9c2c007fe3164

SHA256
51a2a12e30660532d1900199113b6393952fdfff40ede8c47138aa19b28cb7d8

SHA512
8d8261956de8c7747e2343d0b82069297795e0da0f63d5f2798cce1ff1c43a28c5af5b12dfa9d586c2d73d599a0d7fbf3ad2e2ad2877d58055bd2208ad7dffab

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v9044848.exe

Filesize
1.2MB

MD5
f4493a26b4b10f53bba65a537a1ec087

SHA1
eb2c5b0cedab32ac585775afcc8bffdce667659c

SHA256
f7f1fd6d848ee41b65262c9a2f501eb7c40ec1fe2246cf21c802f96e10c33dc1

SHA512
2c08c13f1d8b725c6ae3a3592df769697ef0b502af808556440fef03093f87f3e0d5e5dc3f822e4ee5ebd76ce51aac0988e1f8c03091711434bdd69c79e3349f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\c5850381.exe

Filesize
691KB

MD5
698d7de8bf63a96347de0a58d4558825

SHA1
3eb05fd2f7d39a84c2f5fc4f5b8d46f95e53d675

SHA256
38ef28d2ab78e4f8388653d130c6a2a3c6f66222699a30b5bec96e2e2f77aa10

SHA512
a8afe9c4aff2b7e618a0b8c8ee1d61d6f412fe83d0a0c0d549324343f81c80876b13a9d84b6cfe9516e3d2bac66881e49411bcdd58c96b810b24c212a611fe2b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v9878724.exe

Filesize
620KB

MD5
0c5b92ca95c721f4da86a5a82f2e29c6

SHA1
1d19df0b01159fce0c4b9b649193faad02db809a

SHA256
e649d2fd56f4e1d06b2eab19e0b74693b4256117f17ee0dd2a73482d8b7f4056

SHA512
76eace14900a78f7ba3b2ae2d91a0d6bf6b6aaf8cd33ef1f7460a527d5a3c79678d133e7a3bd225a9b0bf30435f88bab9a5af4aeb10c9c2f8e2d1a013036ae1f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\a6997162.exe

Filesize
530KB

MD5
ee00df098d40cee95ceb67213b11b5b8

SHA1
d0025151437dc27fc26955d502d6740d19ec97ba

SHA256
7c9fbc3f7b5248fd4a18d30cbf7504f2521665b31c4ff3fb0b41105d15fe0ac6

SHA512
a19f3add5cc090dccc5699fb97070cb7cbae3c6d474159b82177a665a54bbafb480a24983e79d5aa799793e88eeaada4ccdc5147fb630e70c216fdd74577fa10

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b4641227.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
memory/2256-37-0x0000000000260000-0x000000000026A000-memory.dmp

Filesize
40KB

Download
memory/2588-49-0x0000000009EE0000-0x0000000009FEA000-memory.dmp

Filesize
1.0MB

Download
memory/2588-42-0x0000000000440000-0x0000000000470000-memory.dmp

Filesize
192KB

Download
memory/2588-47-0x00000000021E0000-0x00000000021E6000-memory.dmp

Filesize
24KB

Download
memory/2588-48-0x000000000A4A0000-0x000000000AAB8000-memory.dmp

Filesize
6.1MB

Download
memory/2588-50-0x000000000A020000-0x000000000A032000-memory.dmp

Filesize
72KB

Download
memory/2588-51-0x000000000A040000-0x000000000A07C000-memory.dmp

Filesize
240KB

Download
memory/2588-52-0x00000000043C0000-0x000000000440C000-memory.dmp

Filesize
304KB

Download
memory/4080-28-0x00000000004F0000-0x00000000004FA000-memory.dmp

Filesize
40KB

Download