healer | 21d0424a130446325a54c1d1ebb06f55f1342d911554ef5d56a5d490d4b3acbe

General

Target

21d0424a130446325a54c1d1ebb06f55f1342d911554ef5d56a5d490d4b3acbe.exe
Size

527KB
MD5

a3d6afc43a4d86712ffe2aa629160fb9
SHA1

561484ebca46ed027eea54a73d07495ecda444e3
SHA256

21d0424a130446325a54c1d1ebb06f55f1342d911554ef5d56a5d490d4b3acbe
SHA512

eacb347f07ad989f9329ea4b7c69fdf6ac585b94dc815b0f233389e5ea940f43dd179fec0ed43a9bd2685d7cb80a3345db3a6fa9f6c96e1c6c35daf7b2253891
SSDEEP

12288:rMrZy90zvE6M60ko89xfzw+fvv2SYwM/7M55ht/Q4g:ay0t5o8Tw+fv9YwmghQz

Score

10^/10

healer mystic redline gruha dropper evasion infostealer persistence stealer trojan

Malware Config

Extracted

Family

redline

Botnet

gruha

C2

77.91.124.55:19071

Attributes

auth_value
2f4cf2e668a540e64775b27535cc6892

Signatures

Detect Mystic stealer payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/32-22-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/32-23-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/32-24-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic
behavioral1/memory/32-26-0x0000000000400000-0x0000000000428000-memory.dmp	family_mystic

Detects Healer an antivirus disabler dropper 3 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\q1712604.exe	healer
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\q1712604.exe	healer
behavioral1/memory/2192-14-0x0000000000CA0000-0x0000000000CAA000-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:

q1712604.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	q1712604.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	q1712604.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	q1712604.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	q1712604.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	q1712604.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	q1712604.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
Executes dropped EXE 4 IoCs

Processes:

z7507389.exeq1712604.exer8788629.exes0981532.exe

pid process

4164 z7507389.exe
2192 q1712604.exe
1484 r8788629.exe
5020 s0981532.exe
Windows security modification 2 TTPs 1 IoCs
evasion trojan

Disable or Modify Tools
T1562.001

Modify Registry
T1112

Processes:

q1712604.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" q1712604.exe

pid	process
4164	z7507389.exe
2192	q1712604.exe
1484	r8788629.exe
5020	s0981532.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	q1712604.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

21d0424a130446325a54c1d1ebb06f55f1342d911554ef5d56a5d490d4b3acbe.exez7507389.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\\\""	21d0424a130446325a54c1d1ebb06f55f1342d911554ef5d56a5d490d4b3acbe.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\\\""	z7507389.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

r8788629.exes0981532.exe

description	pid	process	target process
PID 1484 set thread context of 32	1484	r8788629.exe	AppLaunch.exe
PID 5020 set thread context of 4200	5020	s0981532.exe	AppLaunch.exe

Program crash 3 IoCs

Processes:

WerFault.exeWerFault.exeWerFault.exe

pid pid_target process target process

2244 1484 WerFault.exe r8788629.exe
1336 32 WerFault.exe AppLaunch.exe
3568 5020 WerFault.exe s0981532.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

q1712604.exe

pid process

2192 q1712604.exe
2192 q1712604.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

q1712604.exe

description pid process

Token: SeDebugPrivilege 2192 q1712604.exe

pid	pid_target	process	target process
2244	1484	WerFault.exe	r8788629.exe
1336	32	WerFault.exe	AppLaunch.exe
3568	5020	WerFault.exe	s0981532.exe

pid	process
2192	q1712604.exe
2192	q1712604.exe

description	pid	process
Token: SeDebugPrivilege	2192	q1712604.exe

Suspicious use of WriteProcessMemory 32 IoCs

Processes:

21d0424a130446325a54c1d1ebb06f55f1342d911554ef5d56a5d490d4b3acbe.exez7507389.exer8788629.exes0981532.exe

description	pid	process	target process
PID 1508 wrote to memory of 4164	1508	21d0424a130446325a54c1d1ebb06f55f1342d911554ef5d56a5d490d4b3acbe.exe	z7507389.exe
PID 1508 wrote to memory of 4164	1508	21d0424a130446325a54c1d1ebb06f55f1342d911554ef5d56a5d490d4b3acbe.exe	z7507389.exe
PID 1508 wrote to memory of 4164	1508	21d0424a130446325a54c1d1ebb06f55f1342d911554ef5d56a5d490d4b3acbe.exe	z7507389.exe
PID 4164 wrote to memory of 2192	4164	z7507389.exe	q1712604.exe
PID 4164 wrote to memory of 2192	4164	z7507389.exe	q1712604.exe
PID 4164 wrote to memory of 1484	4164	z7507389.exe	r8788629.exe
PID 4164 wrote to memory of 1484	4164	z7507389.exe	r8788629.exe
PID 4164 wrote to memory of 1484	4164	z7507389.exe	r8788629.exe
PID 1484 wrote to memory of 4376	1484	r8788629.exe	AppLaunch.exe
PID 1484 wrote to memory of 4376	1484	r8788629.exe	AppLaunch.exe
PID 1484 wrote to memory of 4376	1484	r8788629.exe	AppLaunch.exe
PID 1484 wrote to memory of 32	1484	r8788629.exe	AppLaunch.exe
PID 1484 wrote to memory of 32	1484	r8788629.exe	AppLaunch.exe
PID 1484 wrote to memory of 32	1484	r8788629.exe	AppLaunch.exe
PID 1484 wrote to memory of 32	1484	r8788629.exe	AppLaunch.exe
PID 1484 wrote to memory of 32	1484	r8788629.exe	AppLaunch.exe
PID 1484 wrote to memory of 32	1484	r8788629.exe	AppLaunch.exe
PID 1484 wrote to memory of 32	1484	r8788629.exe	AppLaunch.exe
PID 1484 wrote to memory of 32	1484	r8788629.exe	AppLaunch.exe
PID 1484 wrote to memory of 32	1484	r8788629.exe	AppLaunch.exe
PID 1484 wrote to memory of 32	1484	r8788629.exe	AppLaunch.exe
PID 1508 wrote to memory of 5020	1508	21d0424a130446325a54c1d1ebb06f55f1342d911554ef5d56a5d490d4b3acbe.exe	s0981532.exe
PID 1508 wrote to memory of 5020	1508	21d0424a130446325a54c1d1ebb06f55f1342d911554ef5d56a5d490d4b3acbe.exe	s0981532.exe
PID 1508 wrote to memory of 5020	1508	21d0424a130446325a54c1d1ebb06f55f1342d911554ef5d56a5d490d4b3acbe.exe	s0981532.exe
PID 5020 wrote to memory of 4200	5020	s0981532.exe	AppLaunch.exe
PID 5020 wrote to memory of 4200	5020	s0981532.exe	AppLaunch.exe
PID 5020 wrote to memory of 4200	5020	s0981532.exe	AppLaunch.exe
PID 5020 wrote to memory of 4200	5020	s0981532.exe	AppLaunch.exe
PID 5020 wrote to memory of 4200	5020	s0981532.exe	AppLaunch.exe
PID 5020 wrote to memory of 4200	5020	s0981532.exe	AppLaunch.exe
PID 5020 wrote to memory of 4200	5020	s0981532.exe	AppLaunch.exe
PID 5020 wrote to memory of 4200	5020	s0981532.exe	AppLaunch.exe

C:\Users\Admin\AppData\Local\Temp\21d0424a130446325a54c1d1ebb06f55f1342d911554ef5d56a5d490d4b3acbe.exe
"C:\Users\Admin\AppData\Local\Temp\21d0424a130446325a54c1d1ebb06f55f1342d911554ef5d56a5d490d4b3acbe.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1508

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z7507389.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z7507389.exe
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4164

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\q1712604.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\q1712604.exe
3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2192

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r8788629.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r8788629.exe
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1484

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
4⤵
PID:4376

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
4⤵
PID:32

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 32 -s 540
5⤵
- Program crash
PID:1336

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1484 -s 152
4⤵
- Program crash
PID:2244

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s0981532.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s0981532.exe
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:5020

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
3⤵
PID:4200

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5020 -s 152
3⤵
- Program crash
PID:3568

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1484 -ip 1484
1⤵
PID:3280

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 32 -ip 32
1⤵
PID:564

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 5020 -ip 5020
1⤵
PID:2172

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

3

T1112

Impair Defenses

2

T1562

Disable or Modify Tools

2

T1562.001

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s0981532.exe
Filesize
310KB

MD5
86527f1cd9f4956ba87076c0875a5d91

SHA1
e551435216e95b802ba75f79073321ed6655f15c

SHA256
d8f105ee220b6e99af532bc281740b57a043bf0bb53cd184e90148d04fef4d14

SHA512
9d40dacc49d12e0a341a6f4267c6ccddeac734f8aa8e0fc20d30395ff258ce66c870159e5abd857992ea8243b839bf7adcdc0f319ec7cc45eb9b4634cf09b3fa

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s0981532.exe
Filesize
310KB

MD5
86527f1cd9f4956ba87076c0875a5d91

SHA1
e551435216e95b802ba75f79073321ed6655f15c

SHA256
d8f105ee220b6e99af532bc281740b57a043bf0bb53cd184e90148d04fef4d14

SHA512
9d40dacc49d12e0a341a6f4267c6ccddeac734f8aa8e0fc20d30395ff258ce66c870159e5abd857992ea8243b839bf7adcdc0f319ec7cc45eb9b4634cf09b3fa

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z7507389.exe
Filesize
295KB

MD5
ce9e2943c4562f0ca2295319470450dd

SHA1
116e75a0e819aa36e422fe1027e6ac879afdd858

SHA256
4ac99fae79d6b54ea4e1ff1b147d8648a7e0e93ba502c09520fc7d41807b865e

SHA512
a15f0d6afe1def5f01326ffc5f7e56ccb747e387f1b47f13cc99140ee1050b3a3b2c754a0395daafebcbc9399539a534066a20d8590fdeb88246b89ec287d82a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z7507389.exe
Filesize
295KB

MD5
ce9e2943c4562f0ca2295319470450dd

SHA1
116e75a0e819aa36e422fe1027e6ac879afdd858

SHA256
4ac99fae79d6b54ea4e1ff1b147d8648a7e0e93ba502c09520fc7d41807b865e

SHA512
a15f0d6afe1def5f01326ffc5f7e56ccb747e387f1b47f13cc99140ee1050b3a3b2c754a0395daafebcbc9399539a534066a20d8590fdeb88246b89ec287d82a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\q1712604.exe
Filesize
11KB

MD5
76989d4a2115b82a2049cdb33100157a

SHA1
a88856b86bd4d4740012517c0fbfdebaccebe04a

SHA256
fa80a2a8759ff817e06922be933215968a162f55089cd6f26190648fffb15be4

SHA512
19719e3eed92c9d907ae53f7d9f77c6421f78d7c6c4094ea87b195f80816a474b124472a0fef4f5bd66eac4939fc89f885332b3a56912b18c4e694b9980107b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\q1712604.exe
Filesize
11KB

MD5
76989d4a2115b82a2049cdb33100157a

SHA1
a88856b86bd4d4740012517c0fbfdebaccebe04a

SHA256
fa80a2a8759ff817e06922be933215968a162f55089cd6f26190648fffb15be4

SHA512
19719e3eed92c9d907ae53f7d9f77c6421f78d7c6c4094ea87b195f80816a474b124472a0fef4f5bd66eac4939fc89f885332b3a56912b18c4e694b9980107b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r8788629.exe
Filesize
276KB

MD5
2befaa9683c4c672ffd2eb9fe9a80782

SHA1
04ec4e0ea3e2f104673b721844dd77674b890839

SHA256
3b1a7d89461bd526930e994886400dafb69bc8fa88ee1cd5fa53a734cd2ee71f

SHA512
f8943820277cbfb0d7becaa63f43bc82013ee074fb4e20f682297c9edc056d3c02f1ed60c9645ea88c03a65a86d2790dce4d48813cfda65792c1164757a1f2a9

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r8788629.exe
Filesize
276KB

MD5
2befaa9683c4c672ffd2eb9fe9a80782

SHA1
04ec4e0ea3e2f104673b721844dd77674b890839

SHA256
3b1a7d89461bd526930e994886400dafb69bc8fa88ee1cd5fa53a734cd2ee71f

SHA512
f8943820277cbfb0d7becaa63f43bc82013ee074fb4e20f682297c9edc056d3c02f1ed60c9645ea88c03a65a86d2790dce4d48813cfda65792c1164757a1f2a9

Download Submit
memory/32-24-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/32-26-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/32-22-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/32-23-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2192-16-0x00007FFB13B70000-0x00007FFB14631000-memory.dmp

Filesize
10.8MB

Download
memory/2192-18-0x00007FFB13B70000-0x00007FFB14631000-memory.dmp

Filesize
10.8MB

Download
memory/2192-15-0x00007FFB13B70000-0x00007FFB14631000-memory.dmp

Filesize
10.8MB

Download
memory/2192-14-0x0000000000CA0000-0x0000000000CAA000-memory.dmp

Filesize
40KB

Download
memory/4200-33-0x0000000006080000-0x0000000006698000-memory.dmp

Filesize
6.1MB

Download
memory/4200-31-0x0000000073A70000-0x0000000074220000-memory.dmp

Filesize
7.7MB

Download
memory/4200-32-0x0000000003380000-0x0000000003386000-memory.dmp

Filesize
24KB

Download
memory/4200-30-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4200-34-0x0000000005B70000-0x0000000005C7A000-memory.dmp

Filesize
1.0MB

Download
memory/4200-35-0x0000000005950000-0x0000000005960000-memory.dmp

Filesize
64KB

Download
memory/4200-36-0x00000000058E0000-0x00000000058F2000-memory.dmp

Filesize
72KB

Download
memory/4200-37-0x0000000005A60000-0x0000000005A9C000-memory.dmp

Filesize
240KB

Download
memory/4200-38-0x0000000005AA0000-0x0000000005AEC000-memory.dmp

Filesize
304KB

Download
memory/4200-39-0x0000000073A70000-0x0000000074220000-memory.dmp

Filesize
7.7MB

Download
memory/4200-40-0x0000000005950000-0x0000000005960000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads