healer | 55b8a711e22c32e0890552fcd9384eb4c830629379064880ff92127969cb449e

General

Target

dea98214ec29b7cd5cb24e695.exe
Size

529KB
MD5

dea98214ec29b7cd5cb24e6957d3122b
SHA1

5e6e7063d689fc58282309aed47a037054a079de
SHA256

55b8a711e22c32e0890552fcd9384eb4c830629379064880ff92127969cb449e
SHA512

d0575b08b156145a7bcf8f348e569ddbcc7f7da7ce5cddffef5f6cde3c1c2c1cf9a80b4e1d45a401bcbcbeda6c7a3be6dcc3ab3cf47bca77dbe54540853afe13
SSDEEP

12288:CbEbfvWaRdnQgaFjvXoIITSjxMd7cfxXgMG7cVC:CbEjvW82giofTCxXl3VC

Score

10^/10

healer redline furod dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

furod

C2

77.91.68.70:19073

Attributes

auth_value
d2386245fe11799b28b4521492a5879d

Signatures

Detects Healer an antivirus disabler dropper 1 IoCs

resource	yara_rule
behavioral2/memory/4656-153-0x0000000000420000-0x000000000042A000-memory.dmp	healer

Healer
Healer an antivirus disabler dropper.
dropper healer

Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs

evasion trojan

Modify Registry

T1112

Modify Existing Service

T1031

Disabling Security Tools

T1089

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k5331941.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	k5331941.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k5331941.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k5331941.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k5331941.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k5331941.exe

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

Executes dropped EXE 3 IoCs

pid	Process
1448	y1589335.exe
4656	k5331941.exe
1692	l8599376.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	k5331941.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k5331941.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	y1589335.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\\\""	y1589335.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	dea98214ec29b7cd5cb24e695.exe
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\\\""	dea98214ec29b7cd5cb24e695.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4656	k5331941.exe
4656	k5331941.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4656	k5331941.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2436 wrote to memory of 1448	2436	dea98214ec29b7cd5cb24e695.exe	85
PID 2436 wrote to memory of 1448	2436	dea98214ec29b7cd5cb24e695.exe	85
PID 2436 wrote to memory of 1448	2436	dea98214ec29b7cd5cb24e695.exe	85
PID 1448 wrote to memory of 4656	1448	y1589335.exe	86
PID 1448 wrote to memory of 4656	1448	y1589335.exe	86
PID 1448 wrote to memory of 4656	1448	y1589335.exe	86
PID 1448 wrote to memory of 1692	1448	y1589335.exe	88
PID 1448 wrote to memory of 1692	1448	y1589335.exe	88
PID 1448 wrote to memory of 1692	1448	y1589335.exe	88

C:\Users\Admin\AppData\Local\Temp\dea98214ec29b7cd5cb24e695.exe
"C:\Users\Admin\AppData\Local\Temp\dea98214ec29b7cd5cb24e695.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2436
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1589335.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1589335.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1448
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k5331941.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k5331941.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4656
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l8599376.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l8599376.exe
    3⤵
    - Executes dropped EXE
    PID:1692

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Disabling Security Tools

Modify Registry

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\y1589335.exe

Filesize
260KB

MD5
2b13587756737f10d5e419e3d4889cc9

SHA1
df5df9b05e15e7c7e09b529a09d5984c551e4e2b

SHA256
385ee41e62c3aa616a88d2062995bc2fbf0a997e3033f735519b84e6a8835606

SHA512
ff7661300f1fbc9f574e533f2646c4e2fbad520d27b69979e459cf2f9d77227e3fdc0b781eeb40332f7c85aab07f3c9cbb6146104924758e739db2d0c88c8019

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1589335.exe

Filesize
260KB

MD5
2b13587756737f10d5e419e3d4889cc9

SHA1
df5df9b05e15e7c7e09b529a09d5984c551e4e2b

SHA256
385ee41e62c3aa616a88d2062995bc2fbf0a997e3033f735519b84e6a8835606

SHA512
ff7661300f1fbc9f574e533f2646c4e2fbad520d27b69979e459cf2f9d77227e3fdc0b781eeb40332f7c85aab07f3c9cbb6146104924758e739db2d0c88c8019

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k5331941.exe

Filesize
96KB

MD5
72fd1a70f413ab854a0b5b1f578063be

SHA1
fad47a6bcd43c825a1c409bef3a8cbd89fadbce1

SHA256
5232710408f216cd7fbd8387e1a869e5c3001cb90c79999e2a8e046f80b8d858

SHA512
dd857736eef06f91e51b085f7bf019664bd965eb62c3d965ced7f402c201008842726cad6be47c347cefb81d2e02d522b98d9d35fb5e0e6cb06220cf222f4b18

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k5331941.exe

Filesize
96KB

MD5
72fd1a70f413ab854a0b5b1f578063be

SHA1
fad47a6bcd43c825a1c409bef3a8cbd89fadbce1

SHA256
5232710408f216cd7fbd8387e1a869e5c3001cb90c79999e2a8e046f80b8d858

SHA512
dd857736eef06f91e51b085f7bf019664bd965eb62c3d965ced7f402c201008842726cad6be47c347cefb81d2e02d522b98d9d35fb5e0e6cb06220cf222f4b18

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l8599376.exe

Filesize
257KB

MD5
b4e6f70ad8309362241b102d479e0c93

SHA1
dd5c11a702ca14370207f3bb8b78b5a7b34d7088

SHA256
0ccbb86504598e23eeaa986ccb059cd73dc8611035f673efe256522b4b9747d2

SHA512
90755d8643fdb1622ef95857367f42080f38a7440dbe95dd760a48cd91a79f4c71317d220088bef1939ac9b074d01941e4580c94defd84f9194b6a8a43f9b021

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l8599376.exe

Filesize
257KB

MD5
b4e6f70ad8309362241b102d479e0c93

SHA1
dd5c11a702ca14370207f3bb8b78b5a7b34d7088

SHA256
0ccbb86504598e23eeaa986ccb059cd73dc8611035f673efe256522b4b9747d2

SHA512
90755d8643fdb1622ef95857367f42080f38a7440dbe95dd760a48cd91a79f4c71317d220088bef1939ac9b074d01941e4580c94defd84f9194b6a8a43f9b021

Download Submit
memory/1692-162-0x00000000005A0000-0x00000000005D0000-memory.dmp

Filesize
192KB

Download
memory/1692-167-0x000000000A590000-0x000000000ABA8000-memory.dmp

Filesize
6.1MB

Download
memory/1692-168-0x000000000A000000-0x000000000A10A000-memory.dmp

Filesize
1.0MB

Download
memory/1692-169-0x000000000A140000-0x000000000A152000-memory.dmp

Filesize
72KB

Download
memory/1692-170-0x000000000A160000-0x000000000A19C000-memory.dmp

Filesize
240KB

Download
memory/1692-171-0x0000000004BE0000-0x0000000004BF0000-memory.dmp

Filesize
64KB

Download
memory/1692-172-0x0000000004BE0000-0x0000000004BF0000-memory.dmp

Filesize
64KB

Download
memory/2436-133-0x00000000007D0000-0x0000000000844000-memory.dmp

Filesize
464KB

Download
memory/4656-153-0x0000000000420000-0x000000000042A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads