healer | 851383b5b30ec60fea9270264a30cd79f9d0b922e9e4556e4c71efd30756f1e4

General

Target

46289fbd720d181b131e84076.exe
Size

538KB
MD5

46289fbd720d181b131e840766a46c16
SHA1

87d449dbec7aa8bdd22522da33dabb38d519fe11
SHA256

851383b5b30ec60fea9270264a30cd79f9d0b922e9e4556e4c71efd30756f1e4
SHA512

6180081589e8a0e8803d1b0ea219cee2b67321e528425a5a6d218bdeb1442c3386288a0deed3807d97a9e748526b08a02daf7705e2f743c7f64c7ab055732316
SSDEEP

12288:UU8J1z47GDbYuM/1Tbp51vIxPT7cT+CiFJV:4N473h/HbvIxPT7bzF3

Score

10^/10

healer redline kira dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

kira

C2

77.91.68.48:19071

Attributes

auth_value
1677a40fd8997eb89377e1681911e9c6

Signatures

Detects Healer an antivirus disabler dropper 1 IoCs

resource	yara_rule
behavioral2/memory/4264-153-0x00000000001F0000-0x00000000001FA000-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\DisableBehaviorMonitoring = "1"	k8491295.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k8491295.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k8491295.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k8491295.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k8491295.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	k8491295.exe

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

Executes dropped EXE 3 IoCs

pid	Process
4476	y2593794.exe
4264	k8491295.exe
1436	l2729734.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	k8491295.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k8491295.exe

Adds Run key to start application 2 TTPs 4 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_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\""	y2593794.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	46289fbd720d181b131e84076.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\\\""	46289fbd720d181b131e84076.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	y2593794.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4264	k8491295.exe
4264	k8491295.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4264	k8491295.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1476 wrote to memory of 4476	1476	46289fbd720d181b131e84076.exe	84
PID 1476 wrote to memory of 4476	1476	46289fbd720d181b131e84076.exe	84
PID 1476 wrote to memory of 4476	1476	46289fbd720d181b131e84076.exe	84
PID 4476 wrote to memory of 4264	4476	y2593794.exe	86
PID 4476 wrote to memory of 4264	4476	y2593794.exe	86
PID 4476 wrote to memory of 4264	4476	y2593794.exe	86
PID 4476 wrote to memory of 1436	4476	y2593794.exe	88
PID 4476 wrote to memory of 1436	4476	y2593794.exe	88
PID 4476 wrote to memory of 1436	4476	y2593794.exe	88

C:\Users\Admin\AppData\Local\Temp\46289fbd720d181b131e84076.exe
"C:\Users\Admin\AppData\Local\Temp\46289fbd720d181b131e84076.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1476
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y2593794.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y2593794.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:4476
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8491295.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8491295.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4264
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l2729734.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l2729734.exe
    3⤵
    - Executes dropped EXE
    PID:1436

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Disabling Security Tools

Modify Registry

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

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\y2593794.exe

Filesize
261KB

MD5
31a4754e4f792a24cbeaa2625ce22a84

SHA1
59d6e5794be9c5e176578619e6641a432ddf4110

SHA256
cadab1bc4e0ffb7e48db78fa4dcb7c22d061ba6740a37d5f8e358bc9d3742f24

SHA512
2f5c48b0a51b8f9f2f92917204253d92304c5203409528ae0a86209d64eaed2df13329ab2e388e8348423ae7fb6f0d55ecc1c984ab2595e77205a348abcc6d5f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y2593794.exe

Filesize
261KB

MD5
31a4754e4f792a24cbeaa2625ce22a84

SHA1
59d6e5794be9c5e176578619e6641a432ddf4110

SHA256
cadab1bc4e0ffb7e48db78fa4dcb7c22d061ba6740a37d5f8e358bc9d3742f24

SHA512
2f5c48b0a51b8f9f2f92917204253d92304c5203409528ae0a86209d64eaed2df13329ab2e388e8348423ae7fb6f0d55ecc1c984ab2595e77205a348abcc6d5f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8491295.exe

Filesize
104KB

MD5
f7953f9edd4e8427e85ea68e76c38ade

SHA1
94fa1e691fb87b2a520aa813e51bc220d1807dfa

SHA256
263689b81a7e17336f7b41d68844558e26927d6f241386141237307331562a22

SHA512
3b126bcf44aaec79191e985fc705cdfdf7b7ec862568fda32c74b79d3a27846ada2ea0f0b8e25ea10456caab7fca75663c53a1f36441008fc81d9ff05222e4e9

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8491295.exe

Filesize
104KB

MD5
f7953f9edd4e8427e85ea68e76c38ade

SHA1
94fa1e691fb87b2a520aa813e51bc220d1807dfa

SHA256
263689b81a7e17336f7b41d68844558e26927d6f241386141237307331562a22

SHA512
3b126bcf44aaec79191e985fc705cdfdf7b7ec862568fda32c74b79d3a27846ada2ea0f0b8e25ea10456caab7fca75663c53a1f36441008fc81d9ff05222e4e9

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l2729734.exe

Filesize
266KB

MD5
83369b5d8c1817b87dce9cdfa589721a

SHA1
4a069e96417323524603fbf30536a61e7b6c9471

SHA256
8554551130bf0574cba8b2048045a69dd0a85dd7709fb4e713de6f0d5894aa79

SHA512
6260758f310ac23a70e0dd1e4a76a38ba7e742c218ad7320f66c4a9249bd03c1840392df4c61e094b4c33fdb753bc273acd2b0d3d0faa864b783b2ba5f77de81

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l2729734.exe

Filesize
266KB

MD5
83369b5d8c1817b87dce9cdfa589721a

SHA1
4a069e96417323524603fbf30536a61e7b6c9471

SHA256
8554551130bf0574cba8b2048045a69dd0a85dd7709fb4e713de6f0d5894aa79

SHA512
6260758f310ac23a70e0dd1e4a76a38ba7e742c218ad7320f66c4a9249bd03c1840392df4c61e094b4c33fdb753bc273acd2b0d3d0faa864b783b2ba5f77de81

Download Submit
memory/1436-162-0x0000000000520000-0x0000000000550000-memory.dmp

Filesize
192KB

Download
memory/1436-167-0x0000000009E90000-0x000000000A4A8000-memory.dmp

Filesize
6.1MB

Download
memory/1436-168-0x000000000A4D0000-0x000000000A5DA000-memory.dmp

Filesize
1.0MB

Download
memory/1436-169-0x000000000A610000-0x000000000A622000-memory.dmp

Filesize
72KB

Download
memory/1436-170-0x000000000A630000-0x000000000A66C000-memory.dmp

Filesize
240KB

Download
memory/1436-171-0x0000000004B00000-0x0000000004B10000-memory.dmp

Filesize
64KB

Download
memory/1436-172-0x0000000004B00000-0x0000000004B10000-memory.dmp

Filesize
64KB

Download
memory/1476-133-0x0000000000560000-0x00000000005D4000-memory.dmp

Filesize
464KB

Download
memory/4264-153-0x00000000001F0000-0x00000000001FA000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads