healer | c5a3dbeea17ddba50482e7844a817171580f977dcea9ad7b655d39a934b93b93

Analysis

max time kernel
142s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
10/05/2024, 12:33

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General

Target
ca6d56a637f121ee6406def5cf89663c3e54b2e175e98d4469fb3e3a46e190da.exe
Size 925KB
Sample240510-prnxbsef21
SHA256 ca6d56a637f121ee6406def5cf89663c3e54b2e175e98d4469fb3e3a46e190da
MD5 182c7282a0ce3f4b3167518c8a2f9d66
SHA1 7277f55f22c18008840d4aa0c65721df2129d761
SHA512 57895e1fe2d89271097e920e8eeaccbeafc861fde18aa85cdac7cf716cebb332fe201e2821512be04a92c965894526c3f7bcb8d3d7b010909cc8318f95ce79a0
SSDEEP 24576:UylKFVXmbDRGB2xA30pIMporMtfc/FgIHs8:jEVGFGB2CkpIuPtfees
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

healer redline lamp dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

lamp

77.91.68.56:19071

Attributes

auth_value
ee1df63bcdbe3de70f52810d94eaff7d

Signatures

Detects Healer an antivirus disabler dropper 1 IoCs

resource	yara_rule
behavioral22/memory/1880-28-0x00000000005C0000-0x00000000005FE000-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\DisableBehaviorMonitoring = "1"	k8000827.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k8000827.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k8000827.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k8000827.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k8000827.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	k8000827.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
behavioral22/memory/1868-36-0x0000000001FB0000-0x000000000203C000-memory.dmp	family_redline
behavioral22/memory/1868-42-0x0000000001FB0000-0x000000000203C000-memory.dmp	family_redline

Executes dropped EXE 4 IoCs

pid	Process
4340	y8792484.exe
3608	y3682092.exe
1880	k8000827.exe
1868	l8276002.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	k8000827.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k8000827.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\\\""	ca6d56a637f121ee6406def5cf89663c3e54b2e175e98d4469fb3e3a46e190da.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\\\""	y8792484.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\\\""	y3682092.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1880	k8000827.exe
1880	k8000827.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1880	k8000827.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 920 wrote to memory of 4340	920	ca6d56a637f121ee6406def5cf89663c3e54b2e175e98d4469fb3e3a46e190da.exe	84
PID 920 wrote to memory of 4340	920	ca6d56a637f121ee6406def5cf89663c3e54b2e175e98d4469fb3e3a46e190da.exe	84
PID 920 wrote to memory of 4340	920	ca6d56a637f121ee6406def5cf89663c3e54b2e175e98d4469fb3e3a46e190da.exe	84
PID 4340 wrote to memory of 3608	4340	y8792484.exe	85
PID 4340 wrote to memory of 3608	4340	y8792484.exe	85
PID 4340 wrote to memory of 3608	4340	y8792484.exe	85
PID 3608 wrote to memory of 1880	3608	y3682092.exe	86
PID 3608 wrote to memory of 1880	3608	y3682092.exe	86
PID 3608 wrote to memory of 1880	3608	y3682092.exe	86
PID 3608 wrote to memory of 1868	3608	y3682092.exe	96
PID 3608 wrote to memory of 1868	3608	y3682092.exe	96
PID 3608 wrote to memory of 1868	3608	y3682092.exe	96

C:\Users\Admin\AppData\Local\Temp\ca6d56a637f121ee6406def5cf89663c3e54b2e175e98d4469fb3e3a46e190da.exe
"C:\Users\Admin\AppData\Local\Temp\ca6d56a637f121ee6406def5cf89663c3e54b2e175e98d4469fb3e3a46e190da.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:920
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y8792484.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y8792484.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:4340
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y3682092.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y3682092.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:3608
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k8000827.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k8000827.exe
      4⤵
      Modifies Windows Defender Real-time Protection settings
      Executes dropped EXE
      Windows security modification
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:1880
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l8276002.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l8276002.exe
      4⤵
      Executes dropped EXE
      PID:1868

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

System.dll.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\System.dll.log
Size 226B
SHA256 7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d
MD5 916851e072fbabc4796d8916c5131092
SHA1 d48a602229a690c512d5fdaf4c8d77547a88e7a2
SHA512 07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521
MD5 SHA1 SHA512

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y8792484.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y8792484.exe
Size 769KB
SHA256 a7e240048e51d605d4c92f47e4dae2c31558849be479794c2ee0761e240ef03d
MD5 e9c35fad007c9abb695cdf32a6ef8350
SHA1 d97cc8e389c68e9aff8d28d0691db3da4b56e93d
SHA512 c6e80f476737b9d56d884438fe2045c3b42ce5e2ebc0833ec786f4c75df10934c67e0b194b79174e6588de14de2d651da5b788553ac3e7a619f3effc110c0ef7
SSDEEP 12288:7Mr0y90Jxbcn0tqoxFxTpIkg7YhyCqnq0an4a5MUI10/78MALrtbDMuIC4FFTbGh:Xy8x6W//xFF0nIM3AQMqxt8FB4Hd
MD5 SHA1 SHA512 SSDEEP

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y3682092.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y3682092.exe
Size 585KB
SHA256 7adab0943d097033395ba73d8760b3f523fd636a0bb13c8ac0dd37f0a63be91d
MD5 eac44c7b9549f1b58cf25c60ee304435
SHA1 bf66fe6604311066fd2d8de1743af49c8f902edf
SHA512 c32120a4fbeb8b9bff77a9d5fb8f324752524fb8edd87387a28780c0e6eb0affad63a26860f682abac7835ddbcee4cdb9b67f2ecb3a22bdc57802509b5af5ade
SSDEEP 12288:MMriy903KTtQuvIkg73iybqT404z465McI10s7eMdLrtgDMu9z4Fh:+yeKT6c+0RoMv7SMpUt2Fh
MD5 SHA1 SHA512 SSDEEP

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k8000827.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k8000827.exe
Size 295KB
SHA256 cc13fa7cc073a8810513c3fc4bea322132f6c659785cc68a6d11368fe4b11e7d
MD5 82c2b3a4497da45e69dce662504c47f7
SHA1 068c99cc9b40709f9967d393edd5a9e56b269015
SHA512 b99991a938c78a90830c08285e98a552c5e0f7eb7717c1a2d4f89f4553bc452944b8b0bf91ad3b930fd9b2c21422fad73b975779c8a7e7a6932b6100fc13e55b
SSDEEP 6144:y3ZqsemFqxtmidNC6gTo4YVSXK4ZZwM5BSCWFVBvs5vzRRkH3NB:yqszWN3gM4YVSXK4vBBSVvs5b4X7
MD5 SHA1 SHA512 SSDEEP

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l8276002.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l8276002.exe
Size 492KB
SHA256 fcf9145080af193ac72b17a81c9a76688e37ebd172c6b47e39a4ecd1aedd17fd
MD5 6d30780150b36e2b9c70bcf294a2fba7
SHA1 60555be1736e34f14a4fb14aa8f1196d982dd29f
SHA512 2dc7a5f53794b4c548861f10fad1f0d79e7485cb2bb4de388f3109f8b82d22d1b87456d2e4f9d19d356180fc8cbebb74d3cd696059bd0c1c60284e45895cc58c
SSDEEP 12288:BCbcafCaubWz9IbvMJ/3K4aQbQfqUsPsWPw:B9M9ivMtK45bQf9RWY
MD5 SHA1 SHA512 SSDEEP

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memory/1868-45-0x0000000005000000-0x0000000005618000-memory.dmp

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memory/1868-36-0x0000000001FB0000-0x000000000203C000-memory.dmp

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memory/1868-42-0x0000000001FB0000-0x000000000203C000-memory.dmp

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memory/1868-44-0x0000000004520000-0x0000000004526000-memory.dmp

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memory/1868-46-0x0000000004A70000-0x0000000004B7A000-memory.dmp

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memory/1868-47-0x0000000004BA0000-0x0000000004BB2000-memory.dmp

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memory/1868-48-0x0000000004BC0000-0x0000000004BFC000-memory.dmp

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memory/1868-49-0x0000000004C30000-0x0000000004C7C000-memory.dmp

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memory/1880-29-0x00000000024C0000-0x00000000024C1000-memory.dmp

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memory/1880-28-0x00000000005C0000-0x00000000005FE000-memory.dmp

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memory/1880-23-0x00000000005C0000-0x00000000005FE000-memory.dmp

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memory/1880-21-0x0000000000401000-0x0000000000404000-memory.dmp

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