healer | e75e53eebc6dce36c928faac8ec6e2bdb6c67873e28375184dce8a1a50e7b3c0

Analysis

max time kernel
148s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
13/07/2023, 22:02

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General

Target

e75e53eebc6dce36c928faac8ec6e2bdb6c67873e28375184dce8a1a50e7b3c0.exe
Size

1.0MB
MD5

006418731cd3fc37f61d1df3a631b248
SHA1

c2d259d9e8d2a88a19113398228c774a8b8a649d
SHA256

e75e53eebc6dce36c928faac8ec6e2bdb6c67873e28375184dce8a1a50e7b3c0
SHA512

1ec007293e4a3831c00f184d2129eb32080051ef1653e16f2c6c4198a2649dd955673cd16ee2b250044b24a6e5387d119c965f88172613d04c7888ba0c734076
SSDEEP

24576:0yt9efA4kFh4aZSBoDEfDLxTEyVZHL6peS:DOfAPXZSBNl7VZGp

Score

10^/10

healer redline masha dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

masha

77.91.68.48:19071

Attributes

auth_value
55b9b39a0dae383196a4b8d79e5bb805

Signatures

Detects Healer an antivirus disabler dropper 2 IoCs

resource	yara_rule
behavioral1/memory/3916-154-0x0000000000400000-0x000000000041B000-memory.dmp	healer
behavioral1/memory/3916-155-0x0000000000540000-0x000000000054A000-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

Modify Existing Service

T1031

Disabling Security Tools

T1089

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k5250298.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	k5250298.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k5250298.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k5250298.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k5250298.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k5250298.exe

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

Executes dropped EXE 4 IoCs

pid	Process
4100	y2311180.exe
824	y9840624.exe
3916	k5250298.exe
3144	l4276450.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	k5250298.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k5250298.exe

Adds Run key to start application 2 TTPs 6 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
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\\\""	y9840624.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	e75e53eebc6dce36c928faac8ec6e2bdb6c67873e28375184dce8a1a50e7b3c0.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\\\""	e75e53eebc6dce36c928faac8ec6e2bdb6c67873e28375184dce8a1a50e7b3c0.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	y2311180.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\\\""	y2311180.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	y9840624.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3916	k5250298.exe
3916	k5250298.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3916	k5250298.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2216 wrote to memory of 4100	2216	e75e53eebc6dce36c928faac8ec6e2bdb6c67873e28375184dce8a1a50e7b3c0.exe	85
PID 2216 wrote to memory of 4100	2216	e75e53eebc6dce36c928faac8ec6e2bdb6c67873e28375184dce8a1a50e7b3c0.exe	85
PID 2216 wrote to memory of 4100	2216	e75e53eebc6dce36c928faac8ec6e2bdb6c67873e28375184dce8a1a50e7b3c0.exe	85
PID 4100 wrote to memory of 824	4100	y2311180.exe	86
PID 4100 wrote to memory of 824	4100	y2311180.exe	86
PID 4100 wrote to memory of 824	4100	y2311180.exe	86
PID 824 wrote to memory of 3916	824	y9840624.exe	87
PID 824 wrote to memory of 3916	824	y9840624.exe	87
PID 824 wrote to memory of 3916	824	y9840624.exe	87
PID 824 wrote to memory of 3144	824	y9840624.exe	101
PID 824 wrote to memory of 3144	824	y9840624.exe	101
PID 824 wrote to memory of 3144	824	y9840624.exe	101

C:\Users\Admin\AppData\Local\Temp\e75e53eebc6dce36c928faac8ec6e2bdb6c67873e28375184dce8a1a50e7b3c0.exe
"C:\Users\Admin\AppData\Local\Temp\e75e53eebc6dce36c928faac8ec6e2bdb6c67873e28375184dce8a1a50e7b3c0.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2216
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y2311180.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y2311180.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:4100
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y9840624.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y9840624.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:824
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k5250298.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k5250298.exe
      4⤵
      Modifies Windows Defender Real-time Protection settings
      Executes dropped EXE
      Windows security modification
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:3916
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l4276450.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l4276450.exe
      4⤵
      Executes dropped EXE
      PID:3144

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Disabling Security Tools

T1089

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\System.dll.log

Filesize
226B

MD5
916851e072fbabc4796d8916c5131092

SHA1
d48a602229a690c512d5fdaf4c8d77547a88e7a2

SHA256
7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d

SHA512
07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y2311180.exe

Filesize
885KB

MD5
b9ae085eb2163a4ae3e5d28a02852602

SHA1
db414c148c5757c70c796ce65fb36f2744620c8b

SHA256
e340cdb7306747d0a93759da2c386e6d4da642b739d78a769858396f42795f1f

SHA512
8e11fbce864c543109bdc8a42db94721b5ecbbbcdb1e1579bb8baffb25d8ca91d8f14731d97080d115643a28cd478f55f27fb71d7728832ebb804c0c2a0ee4e5

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y2311180.exe

Filesize
885KB

MD5
b9ae085eb2163a4ae3e5d28a02852602

SHA1
db414c148c5757c70c796ce65fb36f2744620c8b

SHA256
e340cdb7306747d0a93759da2c386e6d4da642b739d78a769858396f42795f1f

SHA512
8e11fbce864c543109bdc8a42db94721b5ecbbbcdb1e1579bb8baffb25d8ca91d8f14731d97080d115643a28cd478f55f27fb71d7728832ebb804c0c2a0ee4e5

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y9840624.exe

Filesize
702KB

MD5
6fc0c6845c61413fff1ab32c93f417c7

SHA1
835afcc822481bda2e443aabc889be1ffe02399c

SHA256
3d713e4c99ecf83340f15db7b5c02ef24d12d8121bbc30f451a16908f02ff8cc

SHA512
fdf101b4dd27b37ff155b841787763cc824fa3127e8ded19dfbbfdeda37a132b5a45931d99025c634f10685a43c97d33d8d5398e11570ad9db9194b5e0f5706a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y9840624.exe

Filesize
702KB

MD5
6fc0c6845c61413fff1ab32c93f417c7

SHA1
835afcc822481bda2e443aabc889be1ffe02399c

SHA256
3d713e4c99ecf83340f15db7b5c02ef24d12d8121bbc30f451a16908f02ff8cc

SHA512
fdf101b4dd27b37ff155b841787763cc824fa3127e8ded19dfbbfdeda37a132b5a45931d99025c634f10685a43c97d33d8d5398e11570ad9db9194b5e0f5706a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k5250298.exe

Filesize
568KB

MD5
07dc0d8581c880f65309c813dd92396c

SHA1
1a59028d2788473c905aded0b049c7032c3d7f2a

SHA256
87287b6312069d394712f763461b1238952c22c73e0df6ecd8c7e4fce87800e3

SHA512
f1a6694319e85158970c2158eac20618a55e8ee07323837dcf261629e7efc1ffa53b7ece857d4ba1c0220d2e33d79a5461776e98d06b861199081d76c5a7ab6a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k5250298.exe

Filesize
568KB

MD5
07dc0d8581c880f65309c813dd92396c

SHA1
1a59028d2788473c905aded0b049c7032c3d7f2a

SHA256
87287b6312069d394712f763461b1238952c22c73e0df6ecd8c7e4fce87800e3

SHA512
f1a6694319e85158970c2158eac20618a55e8ee07323837dcf261629e7efc1ffa53b7ece857d4ba1c0220d2e33d79a5461776e98d06b861199081d76c5a7ab6a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l4276450.exe

Filesize
729KB

MD5
54a1e74ab2f49ddaa5c2f628615dccb0

SHA1
92ce2b533592ac0aaf1b91f978114a9e6da224ea

SHA256
26ba6717a0712e6e30ae5b242a66b9f71bdbefd1b38fe7b05ab0f4b76fcd0b11

SHA512
52ed4da963e103a5dc81eb6a32314af1e93e96746e075db1df762c1aa81b456289f9b580fc6748512bc20403cca1ae6180b669100678fe82702f9fc0754e64e0

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l4276450.exe

Filesize
729KB

MD5
54a1e74ab2f49ddaa5c2f628615dccb0

SHA1
92ce2b533592ac0aaf1b91f978114a9e6da224ea

SHA256
26ba6717a0712e6e30ae5b242a66b9f71bdbefd1b38fe7b05ab0f4b76fcd0b11

SHA512
52ed4da963e103a5dc81eb6a32314af1e93e96746e075db1df762c1aa81b456289f9b580fc6748512bc20403cca1ae6180b669100678fe82702f9fc0754e64e0

Download Submit
memory/3144-175-0x0000000005120000-0x000000000522A000-memory.dmp

Filesize
1.0MB

Download
memory/3144-173-0x0000000074B80000-0x0000000075330000-memory.dmp

Filesize
7.7MB

Download
memory/3144-181-0x0000000004AF0000-0x0000000004B00000-memory.dmp

Filesize
64KB

Download
memory/3144-180-0x0000000074B80000-0x0000000075330000-memory.dmp

Filesize
7.7MB

Download
memory/3144-168-0x0000000000560000-0x0000000000590000-memory.dmp

Filesize
192KB

Download
memory/3144-167-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/3144-179-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/3144-178-0x0000000005250000-0x000000000528C000-memory.dmp

Filesize
240KB

Download
memory/3144-174-0x0000000004B00000-0x0000000005118000-memory.dmp

Filesize
6.1MB

Download
memory/3144-177-0x0000000005230000-0x0000000005242000-memory.dmp

Filesize
72KB

Download
memory/3144-176-0x0000000004AF0000-0x0000000004B00000-memory.dmp

Filesize
64KB

Download
memory/3916-154-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3916-163-0x0000000074B80000-0x0000000075330000-memory.dmp

Filesize
7.7MB

Download
memory/3916-155-0x0000000000540000-0x000000000054A000-memory.dmp

Filesize
40KB

Download
memory/3916-159-0x0000000074B80000-0x0000000075330000-memory.dmp

Filesize
7.7MB

Download
memory/3916-162-0x0000000074B80000-0x0000000075330000-memory.dmp

Filesize
7.7MB

Download