healer | 0ff9bc0436d6052b24d3174a3e4aeb590fa03a5b78a09d0b6a5a4084006891e2

Analysis

max time kernel
141s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
10-05-2024 12:28

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General

Target

b2abc74f29ed52ec7d83d19dcdda578b75bfabfe3cb6be161acad9d570a9601f.exe
Size

389KB
MD5

12f3bbee6e856924c7409555272d08f6
SHA1

d3d1e4683056f11053fa888359ef50aa7bc3389c
SHA256

b2abc74f29ed52ec7d83d19dcdda578b75bfabfe3cb6be161acad9d570a9601f
SHA512

67d3f742d4b926b1293910fced3a3887ef875d21a77797bf6e6c39e60a649e48c836f00a984447e5708f2c404d272be2cfca07d691991e561ec7a4d9a2e1fe91
SSDEEP

6144:Kty+bnr+Yp0yN90QE/qCUXAU08Nad122iFyAjm6FftxVY2xmT1fNPch1saI:/Mrgy90/mAKgT2jyAjLpC2xs9NPpb

Score

10^/10

healer redline nasa dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

nasa

77.91.68.68:19071

Attributes

auth_value
6da71218d8a9738ea3a9a78b5677589b

Signatures

Detects Healer an antivirus disabler dropper 2 IoCs

resource	yara_rule
behavioral15/files/0x00080000000235ef-13.dat	healer
behavioral15/memory/1632-14-0x0000000000FF0000-0x0000000000FFA000-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

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\DisableIOAVProtection = "1"	p6771550.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	p6771550.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	p6771550.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	p6771550.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	p6771550.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	p6771550.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
behavioral15/files/0x00070000000235f0-19.dat	family_redline
behavioral15/memory/744-20-0x00000000005E0000-0x0000000000610000-memory.dmp	family_redline

Executes dropped EXE 3 IoCs

pid	Process
4972	z7383000.exe
1632	p6771550.exe
744	r4522158.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"	p6771550.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_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\""	z7383000.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\\\""	b2abc74f29ed52ec7d83d19dcdda578b75bfabfe3cb6be161acad9d570a9601f.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1632	p6771550.exe
1632	p6771550.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1632	p6771550.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2748 wrote to memory of 4972	2748	b2abc74f29ed52ec7d83d19dcdda578b75bfabfe3cb6be161acad9d570a9601f.exe	89
PID 2748 wrote to memory of 4972	2748	b2abc74f29ed52ec7d83d19dcdda578b75bfabfe3cb6be161acad9d570a9601f.exe	89
PID 2748 wrote to memory of 4972	2748	b2abc74f29ed52ec7d83d19dcdda578b75bfabfe3cb6be161acad9d570a9601f.exe	89
PID 4972 wrote to memory of 1632	4972	z7383000.exe	90
PID 4972 wrote to memory of 1632	4972	z7383000.exe	90
PID 4972 wrote to memory of 744	4972	z7383000.exe	98
PID 4972 wrote to memory of 744	4972	z7383000.exe	98
PID 4972 wrote to memory of 744	4972	z7383000.exe	98

C:\Users\Admin\AppData\Local\Temp\b2abc74f29ed52ec7d83d19dcdda578b75bfabfe3cb6be161acad9d570a9601f.exe
"C:\Users\Admin\AppData\Local\Temp\b2abc74f29ed52ec7d83d19dcdda578b75bfabfe3cb6be161acad9d570a9601f.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2748
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z7383000.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z7383000.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:4972
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p6771550.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p6771550.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1632
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r4522158.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r4522158.exe
    3⤵
    - Executes dropped EXE
    PID:744

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3816,i,16488180140590516186,11762960689811837350,262144 --variations-seed-version --mojo-platform-channel-handle=4224 /prefetch:8
1⤵
PID:3724

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\Temp\IXP000.TMP\z7383000.exe

Filesize
206KB

MD5
e3ed7f47e1410b7b8eb2abadf29e8ba9

SHA1
eaef8940de9977260629fa9eb19d89f19f195206

SHA256
cbe7e7cd0ef5d0f0de887cc968a0e337eb055609a57d6b8f12dc92889c825693

SHA512
fa6d6670fdd1fbfa25e7932556b443fdbf5a2de55245a329aa2e43e861dbf0b2d07ad4c019e459152fe9c2b04eedc3bbea3ae9f7d4dbc5ec102a3c5fe108a0a6

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p6771550.exe

Filesize
14KB

MD5
9c40063dc990863ba747046695b66de3

SHA1
768037d9239254b189798c6b10e6e92f99ab6377

SHA256
2a1812293ed1c85ce17438a90c5701f6cd74a623f64a34591df08bdcb473da1c

SHA512
2ad41fe48174717df9a3524d0833bcfd019065098a8f0272e2d4a116f09c42137942e414559e4395f53cfad34497d2f999784c3a100dd40be3626dd8b4ac4c51

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r4522158.exe

Filesize
172KB

MD5
069ec3c24700c09e504cd327b8f1b640

SHA1
d5c8e3cbe2c04c724e06e9ec3ad0212266fd1893

SHA256
566bc2d705132076a334bbb608aee51d4624caab0a721492c9a6f34647876f43

SHA512
4c5730311b8e9a29089283c7807d68c6b1f8d70c6b7d3edf31bd7274fe4aedf23d7b84cfc42e8a8f1a73e1ed4f4a2f9793a98c848dc90a64ff728a16d3bc8392

Download Submit
memory/744-20-0x00000000005E0000-0x0000000000610000-memory.dmp

Filesize
192KB

Download
memory/744-21-0x0000000004F00000-0x0000000004F06000-memory.dmp

Filesize
24KB

Download
memory/744-22-0x000000000AA20000-0x000000000B038000-memory.dmp

Filesize
6.1MB

Download
memory/744-23-0x000000000A590000-0x000000000A69A000-memory.dmp

Filesize
1.0MB

Download
memory/744-24-0x000000000A4D0000-0x000000000A4E2000-memory.dmp

Filesize
72KB

Download
memory/744-25-0x000000000A530000-0x000000000A56C000-memory.dmp

Filesize
240KB

Download
memory/744-26-0x0000000002770000-0x00000000027BC000-memory.dmp

Filesize
304KB

Download
memory/1632-15-0x00007FFC83033000-0x00007FFC83035000-memory.dmp

Filesize
8KB

Download
memory/1632-14-0x0000000000FF0000-0x0000000000FFA000-memory.dmp

Filesize
40KB

Download