healer | 277f52adcffdae3b95ac4c1b928de6c4a507600023471054f5c9d34f3b852f94

General

Target

be20e8d108cf9e94319678c0f61393d4.exe
Size

389KB
MD5

be20e8d108cf9e94319678c0f61393d4
SHA1

9ca7da9916d071095a2985ecb2408f24f9978453
SHA256

277f52adcffdae3b95ac4c1b928de6c4a507600023471054f5c9d34f3b852f94
SHA512

4a60a1bb61a320deabeeebb508685a024c2b6c1d065221bc5a2682a90193300899d49e355675b84293875486cd08e94d582c95df886ca3330bef74cb0921afca
SSDEEP

6144:KPy+bnr+Lp0yN90QE9dx9l253NzJGHDRezddZ5ULvrGEf51/HmbTME:FMr7y90P25uFEnwrGEr/YT5

Score

10^/10

healer redline nasa dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

nasa

C2

77.91.68.68:19071

Attributes

auth_value
6da71218d8a9738ea3a9a78b5677589b

Signatures

Detects Healer an antivirus disabler dropper 3 IoCs

resource	yara_rule
behavioral2/files/0x0008000000023264-145.dat	healer
behavioral2/files/0x0008000000023264-146.dat	healer
behavioral2/memory/3144-147-0x00000000005F0000-0x00000000005FA000-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\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	p3758178.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	p3758178.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	p3758178.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	p3758178.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	p3758178.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	p3758178.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
3176	z1369519.exe
3144	p3758178.exe
1520	r2710542.exe

Windows security modification 2 TTPs 1 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	p3758178.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

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\\\""	be20e8d108cf9e94319678c0f61393d4.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	z1369519.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\\\""	z1369519.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	be20e8d108cf9e94319678c0f61393d4.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3144	p3758178.exe
3144	p3758178.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3144	p3758178.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3328 wrote to memory of 3176	3328	be20e8d108cf9e94319678c0f61393d4.exe	85
PID 3328 wrote to memory of 3176	3328	be20e8d108cf9e94319678c0f61393d4.exe	85
PID 3328 wrote to memory of 3176	3328	be20e8d108cf9e94319678c0f61393d4.exe	85
PID 3176 wrote to memory of 3144	3176	z1369519.exe	86
PID 3176 wrote to memory of 3144	3176	z1369519.exe	86
PID 3176 wrote to memory of 1520	3176	z1369519.exe	90
PID 3176 wrote to memory of 1520	3176	z1369519.exe	90
PID 3176 wrote to memory of 1520	3176	z1369519.exe	90

C:\Users\Admin\AppData\Local\Temp\be20e8d108cf9e94319678c0f61393d4.exe
"C:\Users\Admin\AppData\Local\Temp\be20e8d108cf9e94319678c0f61393d4.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3328
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z1369519.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z1369519.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:3176
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p3758178.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p3758178.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3144
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r2710542.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r2710542.exe
    3⤵
    - Executes dropped EXE
    PID:1520

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\Temp\IXP000.TMP\z1369519.exe

Filesize
206KB

MD5
f34c885bc0878d18d10ff2a2bcab37bf

SHA1
183ec4b6099090f5e12f2977855a5b8a47434b11

SHA256
bc0bd82e116a9895ebc746eb946211813684173fb091a3b5beb68d633d8f8ed7

SHA512
ac17cb90087c25fec2966c8ef59192b88d9ae2752d235af76a9b7e73900319750aef27becf5877f89560046b0c0cb43d2901cd501a032295f354fb2f7b27495d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z1369519.exe

Filesize
206KB

MD5
f34c885bc0878d18d10ff2a2bcab37bf

SHA1
183ec4b6099090f5e12f2977855a5b8a47434b11

SHA256
bc0bd82e116a9895ebc746eb946211813684173fb091a3b5beb68d633d8f8ed7

SHA512
ac17cb90087c25fec2966c8ef59192b88d9ae2752d235af76a9b7e73900319750aef27becf5877f89560046b0c0cb43d2901cd501a032295f354fb2f7b27495d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p3758178.exe

Filesize
14KB

MD5
452bb0fa072d8b5b84e96b8135b88a33

SHA1
958d7ebe07651e7de76fa57dad744174a6948840

SHA256
e4864ebb7779217e5e02467385f0e1b64b27e1eda7c6ce12c81fa2ba5886d6af

SHA512
1f7f6066b5b8c076894aed53d85f46a9c643d41a5faebc84400437bcb797a9b220c70b75be4139c9213121c841e868f2677096bbd167f3f151d7b3152cbdad9b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p3758178.exe

Filesize
14KB

MD5
452bb0fa072d8b5b84e96b8135b88a33

SHA1
958d7ebe07651e7de76fa57dad744174a6948840

SHA256
e4864ebb7779217e5e02467385f0e1b64b27e1eda7c6ce12c81fa2ba5886d6af

SHA512
1f7f6066b5b8c076894aed53d85f46a9c643d41a5faebc84400437bcb797a9b220c70b75be4139c9213121c841e868f2677096bbd167f3f151d7b3152cbdad9b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r2710542.exe

Filesize
174KB

MD5
29d290bc7cf52245c18068dd18a2b56b

SHA1
80834b85700772615c39a38757267968e32f3240

SHA256
f66d99d19231a0f6abba5374f8916cdcb478e715c50f29d6e436e54ee0e2db44

SHA512
86e90ae7c792bbae7bba8f0ee029c71233e540d74f9786aa3c5f381d2394ce7aa72c5cd6045eb9410821e59ba201558da773fc14e267cff0ca09ccc4a5314bed

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r2710542.exe

Filesize
174KB

MD5
29d290bc7cf52245c18068dd18a2b56b

SHA1
80834b85700772615c39a38757267968e32f3240

SHA256
f66d99d19231a0f6abba5374f8916cdcb478e715c50f29d6e436e54ee0e2db44

SHA512
86e90ae7c792bbae7bba8f0ee029c71233e540d74f9786aa3c5f381d2394ce7aa72c5cd6045eb9410821e59ba201558da773fc14e267cff0ca09ccc4a5314bed

Download Submit
memory/1520-157-0x0000000004DD0000-0x0000000004EDA000-memory.dmp

Filesize
1.0MB

Download
memory/1520-154-0x00000000001D0000-0x0000000000200000-memory.dmp

Filesize
192KB

Download
memory/1520-155-0x0000000074B20000-0x00000000752D0000-memory.dmp

Filesize
7.7MB

Download
memory/1520-156-0x00000000052E0000-0x00000000058F8000-memory.dmp

Filesize
6.1MB

Download
memory/1520-159-0x0000000004A90000-0x0000000004AA2000-memory.dmp

Filesize
72KB

Download
memory/1520-158-0x0000000004AB0000-0x0000000004AC0000-memory.dmp

Filesize
64KB

Download
memory/1520-160-0x0000000004D00000-0x0000000004D3C000-memory.dmp

Filesize
240KB

Download
memory/1520-161-0x0000000074B20000-0x00000000752D0000-memory.dmp

Filesize
7.7MB

Download
memory/1520-162-0x0000000004AB0000-0x0000000004AC0000-memory.dmp

Filesize
64KB

Download
memory/3144-150-0x00007FF919C60000-0x00007FF91A721000-memory.dmp

Filesize
10.8MB

Download
memory/3144-148-0x00007FF919C60000-0x00007FF91A721000-memory.dmp

Filesize
10.8MB

Download
memory/3144-147-0x00000000005F0000-0x00000000005FA000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads