healer | 1f08876c53780e26305629b3d307e940f097e02512b8f5e323b5aef1309c7cfe

General

Target

f01c38dd7cf09e09f872effc3e757480N.exe
Size

497KB
MD5

f01c38dd7cf09e09f872effc3e757480
SHA1

b53afa825ce720a0d81a20eee6a85e43b65bc83d
SHA256

1f08876c53780e26305629b3d307e940f097e02512b8f5e323b5aef1309c7cfe
SHA512

13420753226258c0761c781a110377cd0cbc06b4f07cb43667d62b21d7b82aa3b4aca609ee669ed89b0f310fd1ecd01a1279c380cf48a35981fd37b56b49920e
SSDEEP

12288:/Mrjy90I/A+ObCxYE8kCMOo+eqz0iNOwQxNWSo:MyfsCuAb+/YiIvto

Score

10^/10

healer mystic redline vaga discovery dropper evasion infostealer persistence stealer trojan

Malware Config

Extracted

Family

redline

Botnet

vaga

C2

77.91.124.73:19071

Attributes

auth_value
393905212ded984248e8e000e612d4fe

Signatures

Detect Mystic stealer payload 1 IoCs

resource	yara_rule
behavioral1/files/0x000700000002343c-26.dat	mystic_family

Detects Healer an antivirus disabler dropper 2 IoCs

resource	yara_rule
behavioral1/files/0x000800000002343b-19.dat	healer
behavioral1/memory/2448-22-0x0000000000010000-0x000000000001A000-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
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	a7706527.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a7706527.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a7706527.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a7706527.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a7706527.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a7706527.exe

Mystic
Mystic is an infostealer written in C++.
stealer mystic
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine payload 2 IoCs

resource	yara_rule
behavioral1/files/0x0007000000023439-29.dat	family_redline
behavioral1/memory/1668-31-0x0000000000F00000-0x0000000000F30000-memory.dmp	family_redline

Executes dropped EXE 5 IoCs

pid	Process
4768	v6334593.exe
1804	v8180689.exe
2448	a7706527.exe
2728	b2001229.exe
1668	c1424742.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"	a7706527.exe

Adds Run key to start application 2 TTPs 3 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\\\""	f01c38dd7cf09e09f872effc3e757480N.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\\\""	v6334593.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\""	v8180689.exe

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f01c38dd7cf09e09f872effc3e757480N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	v6334593.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	v8180689.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b2001229.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c1424742.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2448	a7706527.exe
2448	a7706527.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2448	a7706527.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 1836 wrote to memory of 4768	1836	f01c38dd7cf09e09f872effc3e757480N.exe	84
PID 1836 wrote to memory of 4768	1836	f01c38dd7cf09e09f872effc3e757480N.exe	84
PID 1836 wrote to memory of 4768	1836	f01c38dd7cf09e09f872effc3e757480N.exe	84
PID 4768 wrote to memory of 1804	4768	v6334593.exe	85
PID 4768 wrote to memory of 1804	4768	v6334593.exe	85
PID 4768 wrote to memory of 1804	4768	v6334593.exe	85
PID 1804 wrote to memory of 2448	1804	v8180689.exe	86
PID 1804 wrote to memory of 2448	1804	v8180689.exe	86
PID 1804 wrote to memory of 2728	1804	v8180689.exe	94
PID 1804 wrote to memory of 2728	1804	v8180689.exe	94
PID 1804 wrote to memory of 2728	1804	v8180689.exe	94
PID 4768 wrote to memory of 1668	4768	v6334593.exe	95
PID 4768 wrote to memory of 1668	4768	v6334593.exe	95
PID 4768 wrote to memory of 1668	4768	v6334593.exe	95

C:\Users\Admin\AppData\Local\Temp\f01c38dd7cf09e09f872effc3e757480N.exe
"C:\Users\Admin\AppData\Local\Temp\f01c38dd7cf09e09f872effc3e757480N.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1836
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v6334593.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v6334593.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4768
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v8180689.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v8180689.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1804
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a7706527.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a7706527.exe
      4⤵
      Modifies Windows Defender Real-time Protection settings
      Executes dropped EXE
      Windows security modification
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2448
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b2001229.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b2001229.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2728
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c1424742.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c1424742.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1668

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Impair Defenses

2

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v6334593.exe

Filesize
372KB

MD5
8fa61297d17381ed5f6266107b0500af

SHA1
2c204440223f35b38d903f6f63b87f1ad21a5297

SHA256
0764f937b929c5f40a7107ab07e2010135886cc50155329242515fa2f85f3b9b

SHA512
0cd63ebf8a69be7fc128526345b1d79c0fde31e3cb4a750cd772cbaefd7a0d9209a0c4f1635819a5dac10f340b43905a936f3759aab33e08a5527debb92eb836

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c1424742.exe

Filesize
174KB

MD5
d4a4eca9242921fe2c41921088cb5082

SHA1
4429f9509f1af61b7cc2684823ed07f4c0d05d6f

SHA256
d050db91390952dd2028e191a3ae3c22f68175ea9819ae4d52772f7ee656dbfe

SHA512
471705f6ed7dc32403c502ecd07ce6f6ad0821ef81a97b13cec25afb057aaf9e39147afbe62e63762eeb56ff3e5dafca1acb2362c8c7a3015cd2b96d60182adc

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v8180689.exe

Filesize
217KB

MD5
66e265cd82da051ebb9dc7d7b49283bb

SHA1
4202c829ac5ad9fd5c50470df4869089631f8ebf

SHA256
81bc6d6166f0f2131391627542600a7815b48b12d036ca1343b8c626e58c78f6

SHA512
70070ae94936aaa4fcf3be621118e3de7e4e573a1c853f47cc4cc501187afc2f27c9d21548dd1b69dcd522cf5aa1a97cfc9905c083a121c51afd10fa5d118663

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a7706527.exe

Filesize
13KB

MD5
ec860ac3b9248a6e6fd70757000ad16b

SHA1
cb9498d9e3dcb57fe6bc0279dcb17a69c5398034

SHA256
b694f4b087bf604fa71a4efa95d260a03e6b5efb291b0d720510503e78160acf

SHA512
56bc7653fb4e958b88179ace249bfcbad872f3aa55fece7a6cec4f42ae546f399063692a6b52c10abaab1d19d1086ea57bb88aab3ac1b5a55de4a759b9926957

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b2001229.exe

Filesize
140KB

MD5
dd34e42f60f1cb627fc1a46f409b4650

SHA1
a63bb06169e9b8cfca83e4ec593780eb9c2c7e36

SHA256
3910a5afc2c1a3baf1c6828d1ab60c0daf7886c47c75c390c1d14d08aedab488

SHA512
80fa55cd44385a1e1e49b22d0d548d3e969247943a098b0331d5d1a4bfe0759a857b0730a97160718cd336e21328c21bc504956d70de02d910673860bbc93e70

Download Submit
memory/1668-32-0x0000000005950000-0x0000000005956000-memory.dmp

Filesize
24KB

Download
memory/1668-31-0x0000000000F00000-0x0000000000F30000-memory.dmp

Filesize
192KB

Download
memory/1668-33-0x000000000B360000-0x000000000B978000-memory.dmp

Filesize
6.1MB

Download
memory/1668-34-0x000000000AEA0000-0x000000000AFAA000-memory.dmp

Filesize
1.0MB

Download
memory/1668-35-0x000000000ADE0000-0x000000000ADF2000-memory.dmp

Filesize
72KB

Download
memory/1668-36-0x000000000AE40000-0x000000000AE7C000-memory.dmp

Filesize
240KB

Download
memory/1668-37-0x00000000031C0000-0x000000000320C000-memory.dmp

Filesize
304KB

Download
memory/2448-24-0x00007FFB65863000-0x00007FFB65865000-memory.dmp

Filesize
8KB

Download
memory/2448-22-0x0000000000010000-0x000000000001A000-memory.dmp

Filesize
40KB

Download
memory/2448-21-0x00007FFB65863000-0x00007FFB65865000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads