healer | 2dc65011521e7ad60108888f5371fb028a91e927b1073cb9289f80fd02ee1763

Analysis

max time kernel
147s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
13-05-2024 08:13

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General

Target

aee53fccee33b73dab9491356e6eb50d71b3b380ca589b649b6ec63ff792c3da.exe
Size

479KB
MD5

7903417a4425e5f819fdca4ddb5a4ae0
SHA1

42be90bb5600574abb0b37113b65b32d6388b7ff
SHA256

aee53fccee33b73dab9491356e6eb50d71b3b380ca589b649b6ec63ff792c3da
SHA512

11fff0808094ce693e9af5c1f3544f8efad57f5014959329a41d5d76ff92f9be45a3963b9307cfa829694d743f86b1c56f342b38f4f52d5f602339e5bca05fbf
SSDEEP

12288:qMrSy90q5EwvocAm820Gfl6pleAG/R/7hhVecnO:syMuocdMy8Hel/R/7hJO

Score

10^/10

healer redline divan dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

divan

217.196.96.102:4132

Attributes

auth_value
b414986bebd7f5a3ec9aee0341b8e769

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral16/memory/468-15-0x0000000002470000-0x000000000248A000-memory.dmp	healer
behavioral16/memory/468-18-0x0000000004980000-0x0000000004998000-memory.dmp	healer
behavioral16/memory/468-36-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral16/memory/468-46-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral16/memory/468-44-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral16/memory/468-42-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral16/memory/468-40-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral16/memory/468-38-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral16/memory/468-20-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral16/memory/468-34-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral16/memory/468-32-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral16/memory/468-30-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral16/memory/468-28-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral16/memory/468-26-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral16/memory/468-24-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral16/memory/468-22-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral16/memory/468-19-0x0000000004980000-0x0000000004992000-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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k8186776.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	k8186776.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k8186776.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k8186776.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k8186776.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k8186776.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
behavioral16/files/0x0007000000023431-53.dat	family_redline
behavioral16/memory/4104-54-0x00000000005B0000-0x00000000005DE000-memory.dmp	family_redline

Executes dropped EXE 3 IoCs

pid	Process
400	y3225558.exe
468	k8186776.exe
4104	l4676310.exe

Windows security modification 2 TTPs 2 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	k8186776.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k8186776.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_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	aee53fccee33b73dab9491356e6eb50d71b3b380ca589b649b6ec63ff792c3da.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\\\""	y3225558.exe

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
4996	sc.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
468	k8186776.exe
468	k8186776.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	468	k8186776.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4232 wrote to memory of 400	4232	aee53fccee33b73dab9491356e6eb50d71b3b380ca589b649b6ec63ff792c3da.exe	82
PID 4232 wrote to memory of 400	4232	aee53fccee33b73dab9491356e6eb50d71b3b380ca589b649b6ec63ff792c3da.exe	82
PID 4232 wrote to memory of 400	4232	aee53fccee33b73dab9491356e6eb50d71b3b380ca589b649b6ec63ff792c3da.exe	82
PID 400 wrote to memory of 468	400	y3225558.exe	83
PID 400 wrote to memory of 468	400	y3225558.exe	83
PID 400 wrote to memory of 468	400	y3225558.exe	83
PID 400 wrote to memory of 4104	400	y3225558.exe	95
PID 400 wrote to memory of 4104	400	y3225558.exe	95
PID 400 wrote to memory of 4104	400	y3225558.exe	95

C:\Users\Admin\AppData\Local\Temp\aee53fccee33b73dab9491356e6eb50d71b3b380ca589b649b6ec63ff792c3da.exe
"C:\Users\Admin\AppData\Local\Temp\aee53fccee33b73dab9491356e6eb50d71b3b380ca589b649b6ec63ff792c3da.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4232
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y3225558.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y3225558.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:400
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8186776.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8186776.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:468
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l4676310.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l4676310.exe
    3⤵
    - Executes dropped EXE
    PID:4104

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:4996

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\y3225558.exe

Filesize
307KB

MD5
4e3028d73450917c9d4202d11f59af5e

SHA1
9c454cfb375b12c6facdb030ca7a694a3361dd9e

SHA256
9d5d42852e8fc887bdcdeb449a1a01182991239cc10c886cc2cccd626ad6091c

SHA512
0b9b8192d02cc807a4ae129c358977b8c1c646309cdf0ca9d32562b68efd4f77c341d30e5027f0df802602d2156f8098bf9349c03afda31a443003bb4d28bdf7

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8186776.exe

Filesize
181KB

MD5
d6a2a942efe90705be2ea8b373152592

SHA1
ac53b99a209b41ff2dfd8557b5abd22443ebcc1f

SHA256
26d09c7f5bb7eeaa5f1ceebdbf8092069a4957d25ce706e134db5533c35ba92f

SHA512
a9024620f7165fba326bcd087435ffad0e65ec7dc010c74fc79a69119db47ad070efd8c8e58496711d56bda26d06cea4b89279e7fa2a9bfe3615292552104220

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l4676310.exe

Filesize
168KB

MD5
8a600b97912d60d7eefcb10006627b0a

SHA1
eaf4f0a0415ed7d43aae737cf3e54fd5a8e0ce7d

SHA256
ce85782c43c4f981523a26f465705bf3481afc481cdf85cc17a55d1c4e463ff8

SHA512
5b33a53d0c7fda35fcc9c92d87819f7f83d0ce367b91cdca1a437fa5bc0354f1195d2d0044ae155ab4852ef600879442c57abf90481d5d43830891023302aa0b

Download Submit
memory/468-34-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/468-16-0x0000000074850000-0x0000000075000000-memory.dmp

Filesize
7.7MB

Download
memory/468-30-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/468-18-0x0000000004980000-0x0000000004998000-memory.dmp

Filesize
96KB

Download
memory/468-36-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/468-46-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/468-47-0x0000000074850000-0x0000000075000000-memory.dmp

Filesize
7.7MB

Download
memory/468-44-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/468-42-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/468-40-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/468-38-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/468-20-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/468-48-0x0000000074850000-0x0000000075000000-memory.dmp

Filesize
7.7MB

Download
memory/468-15-0x0000000002470000-0x000000000248A000-memory.dmp

Filesize
104KB

Download
memory/468-32-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/468-17-0x0000000004A60000-0x0000000005004000-memory.dmp

Filesize
5.6MB

Download
memory/468-28-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/468-26-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/468-24-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/468-22-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/468-19-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/468-50-0x0000000074850000-0x0000000075000000-memory.dmp

Filesize
7.7MB

Download
memory/468-14-0x000000007485E000-0x000000007485F000-memory.dmp

Filesize
4KB

Download
memory/4104-55-0x0000000002870000-0x0000000002876000-memory.dmp

Filesize
24KB

Download
memory/4104-54-0x00000000005B0000-0x00000000005DE000-memory.dmp

Filesize
184KB

Download
memory/4104-56-0x000000000A8B0000-0x000000000AEC8000-memory.dmp

Filesize
6.1MB

Download
memory/4104-57-0x000000000A420000-0x000000000A52A000-memory.dmp

Filesize
1.0MB

Download
memory/4104-58-0x000000000A350000-0x000000000A362000-memory.dmp

Filesize
72KB

Download
memory/4104-59-0x000000000A3B0000-0x000000000A3EC000-memory.dmp

Filesize
240KB

Download
memory/4104-60-0x00000000048D0000-0x000000000491C000-memory.dmp

Filesize
304KB

Download