healer | efe008ef2d2f134b3dc13b0e7774cf5afaac37652f491658b45665e175cf12b9

Analysis

max time kernel
149s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
10-05-2024 14:15

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General

Target

f0fb625894c32db0094ce88fe51ad9ddb2db188124af7a638cf184eccf3d1203.exe
Size

389KB
MD5

10d90091ef4d583803f960e642111708
SHA1

9a36e16049aca4f664c3802003afa15637326ccc
SHA256

f0fb625894c32db0094ce88fe51ad9ddb2db188124af7a638cf184eccf3d1203
SHA512

01891a9da02ab953a654f96bc927df089e11c28dff9983277621cffe463da5ff3a888992daea3f1f82d68fa1ec21ea6502c6ea4ceeb0495b3a13d813b438bd2c
SSDEEP

6144:K/y+bnr+5p0yN90QEwBYGFRxbEZcRaEHIpj1XH8bbvymQmiaKq9REG8dq2:pMrpy90LUIZ1EHEBisG8dF

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

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p0494750.exe	healer
behavioral19/memory/2116-14-0x0000000000F90000-0x0000000000F9A000-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

Processes:

p0494750.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	p0494750.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	p0494750.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	p0494750.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	p0494750.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	p0494750.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	p0494750.exe

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

RedLine payload 2 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r0205907.exe	family_redline
behavioral19/memory/3716-20-0x00000000009B0000-0x00000000009E0000-memory.dmp	family_redline

Executes dropped EXE 3 IoCs

Processes:

z0683912.exep0494750.exer0205907.exe

pid process

4636 z0683912.exe
2116 p0494750.exe
3716 r0205907.exe
Windows security modification 2 TTPs 1 IoCs
evasion trojan

Disable or Modify Tools
T1562.001

Modify Registry
T1112

Processes:

p0494750.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" p0494750.exe

pid	process
4636	z0683912.exe
2116	p0494750.exe
3716	r0205907.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	p0494750.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

f0fb625894c32db0094ce88fe51ad9ddb2db188124af7a638cf184eccf3d1203.exez0683912.exe

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\\\""	f0fb625894c32db0094ce88fe51ad9ddb2db188124af7a638cf184eccf3d1203.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\\\""	z0683912.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

p0494750.exe

pid process

2116 p0494750.exe
2116 p0494750.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

p0494750.exe

description pid process

Token: SeDebugPrivilege 2116 p0494750.exe

pid	process
2116	p0494750.exe
2116	p0494750.exe

description	pid	process
Token: SeDebugPrivilege	2116	p0494750.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

f0fb625894c32db0094ce88fe51ad9ddb2db188124af7a638cf184eccf3d1203.exez0683912.exe

description	pid	process	target process
PID 3496 wrote to memory of 4636	3496	f0fb625894c32db0094ce88fe51ad9ddb2db188124af7a638cf184eccf3d1203.exe	z0683912.exe
PID 3496 wrote to memory of 4636	3496	f0fb625894c32db0094ce88fe51ad9ddb2db188124af7a638cf184eccf3d1203.exe	z0683912.exe
PID 3496 wrote to memory of 4636	3496	f0fb625894c32db0094ce88fe51ad9ddb2db188124af7a638cf184eccf3d1203.exe	z0683912.exe
PID 4636 wrote to memory of 2116	4636	z0683912.exe	p0494750.exe
PID 4636 wrote to memory of 2116	4636	z0683912.exe	p0494750.exe
PID 4636 wrote to memory of 3716	4636	z0683912.exe	r0205907.exe
PID 4636 wrote to memory of 3716	4636	z0683912.exe	r0205907.exe
PID 4636 wrote to memory of 3716	4636	z0683912.exe	r0205907.exe

C:\Users\Admin\AppData\Local\Temp\f0fb625894c32db0094ce88fe51ad9ddb2db188124af7a638cf184eccf3d1203.exe
"C:\Users\Admin\AppData\Local\Temp\f0fb625894c32db0094ce88fe51ad9ddb2db188124af7a638cf184eccf3d1203.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3496

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z0683912.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z0683912.exe
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4636

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p0494750.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p0494750.exe
3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2116

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r0205907.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r0205907.exe
3⤵
- Executes dropped EXE
PID:3716

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z0683912.exe
Filesize
206KB

MD5
939d6f1624acdf247b27e417461f6fc2

SHA1
ababd4e5b9de14e4db986e9ce35439f8a5b29386

SHA256
006b489b6a848040e6f48669e137288e8d58d22f75e6068f32a1b1e7c1c168d8

SHA512
b67ae62b285f9e4888ab9081b5a8a1e58d4135bfee3e10782b44ab9250a259078b59b16457cbba3ebd34649b50db6c448c0e1c80a4e0c0358e29568d8735d034

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p0494750.exe
Filesize
14KB

MD5
6bdbfe0e106a0b46337cc348201232fc

SHA1
9456f1008994ed07207269bf7fba4d7c5b075820

SHA256
552c2745a35630d97283d469214d8b3276ad11187106a62bb22a8363246b2c02

SHA512
5b1e96a8760b7c45edd7857a12039eeb64f5f25bc1f7d216a63661b0933589c5fe3a2075f666947fb2c3a32f27a4077c99d971f8d5c8373e26baed004af663a5

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r0205907.exe
Filesize
173KB

MD5
0a6b4b6dc4ea62763a5d60c97a069bc0

SHA1
59c43e0db270ec2bdb287d6fc2f6782df3fb6763

SHA256
db4738b7198f819e211e04cd15957e5dc3e8a63d37f9f985f2decb7963d156b3

SHA512
85f48a2c1ae7e0b59c821de75ba85086377d72ed7bdd0bcacb9af620a18a02af1e91547b2fbbd8823e3b1dcdb11a907ef1fe187285c8299c1cd54b68f41cd445

Download Submit
memory/2116-15-0x00007FFD84113000-0x00007FFD84115000-memory.dmp

Filesize
8KB

Download
memory/2116-14-0x0000000000F90000-0x0000000000F9A000-memory.dmp

Filesize
40KB

Download
memory/3716-20-0x00000000009B0000-0x00000000009E0000-memory.dmp

Filesize
192KB

Download
memory/3716-21-0x0000000002CA0000-0x0000000002CA6000-memory.dmp

Filesize
24KB

Download
memory/3716-22-0x000000000ACB0000-0x000000000B2C8000-memory.dmp

Filesize
6.1MB

Download
memory/3716-23-0x000000000A820000-0x000000000A92A000-memory.dmp

Filesize
1.0MB

Download
memory/3716-24-0x000000000A760000-0x000000000A772000-memory.dmp

Filesize
72KB

Download
memory/3716-25-0x000000000A7C0000-0x000000000A7FC000-memory.dmp

Filesize
240KB

Download
memory/3716-26-0x0000000004D00000-0x0000000004D4C000-memory.dmp

Filesize
304KB

Download