healer | e083c06f929e43d9cd59a21e5cb751f2c8c951de8b797979234acde6424a94df

Analysis

max time kernel
132s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
16/07/2023, 01:04

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General

Target

e083c06f929e43d9cd59a21e5cb751f2c8c951de8b797.exe
Size

1.6MB
MD5

d3860d9c8e4727b97958ea1de21358d2
SHA1

da08b390fb391bea010879582494047ee1679d60
SHA256

e083c06f929e43d9cd59a21e5cb751f2c8c951de8b797979234acde6424a94df
SHA512

b3eae717785607af58460f2b1e4606d522f8324cefb3bcecac74275be48715b28f9aa0ba31e9c63db8f5990921393bbffa0e902f9f8162733c4c340d919fefae
SSDEEP

24576:8yV/JsFutjl/t3WXjzYhgMnBLyYyDdNa0DW77fSdWmF5gkg0te03ziK/cd:rNJsFutFt3WXEr0ja0DW77eBXX53v/c

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 5 IoCs

resource	yara_rule
behavioral2/memory/1512-161-0x0000000000400000-0x000000000041B000-memory.dmp	healer
behavioral2/memory/1512-162-0x0000000000640000-0x000000000064A000-memory.dmp	healer
behavioral2/files/0x0007000000023177-173.dat	healer
behavioral2/files/0x0007000000023177-172.dat	healer
behavioral2/memory/2028-174-0x0000000000950000-0x000000000095A000-memory.dmp	healer

Healer
Healer an antivirus disabler dropper.
dropper healer

Modifies Windows Defender Real-time Protection settings 3 TTPs 12 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\DisableIOAVProtection = "1"	a7861885.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a7861885.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a7861885.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	a7861885.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a7861885.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	b9188820.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	b9188820.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	b9188820.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	b9188820.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	b9188820.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	b9188820.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a7861885.exe

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

Executes dropped EXE 6 IoCs

pid	Process
2776	v2403862.exe
2832	v7321393.exe
2828	v3918979.exe
1512	a7861885.exe
2028	b9188820.exe
1928	c3986023.exe

Windows security modification 2 TTPs 3 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	a7861885.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a7861885.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	b9188820.exe

Adds Run key to start application 2 TTPs 8 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	v7321393.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\\\""	v7321393.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	v3918979.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup3 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP003.TMP\\\""	v3918979.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	e083c06f929e43d9cd59a21e5cb751f2c8c951de8b797.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\\\""	e083c06f929e43d9cd59a21e5cb751f2c8c951de8b797.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	v2403862.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\\\""	v2403862.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1512	a7861885.exe
1512	a7861885.exe
2028	b9188820.exe
2028	b9188820.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1512	a7861885.exe
Token: SeDebugPrivilege	2028	b9188820.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2880 wrote to memory of 2776	2880	e083c06f929e43d9cd59a21e5cb751f2c8c951de8b797.exe	85
PID 2880 wrote to memory of 2776	2880	e083c06f929e43d9cd59a21e5cb751f2c8c951de8b797.exe	85
PID 2880 wrote to memory of 2776	2880	e083c06f929e43d9cd59a21e5cb751f2c8c951de8b797.exe	85
PID 2776 wrote to memory of 2832	2776	v2403862.exe	86
PID 2776 wrote to memory of 2832	2776	v2403862.exe	86
PID 2776 wrote to memory of 2832	2776	v2403862.exe	86
PID 2832 wrote to memory of 2828	2832	v7321393.exe	87
PID 2832 wrote to memory of 2828	2832	v7321393.exe	87
PID 2832 wrote to memory of 2828	2832	v7321393.exe	87
PID 2828 wrote to memory of 1512	2828	v3918979.exe	88
PID 2828 wrote to memory of 1512	2828	v3918979.exe	88
PID 2828 wrote to memory of 1512	2828	v3918979.exe	88
PID 2828 wrote to memory of 2028	2828	v3918979.exe	95
PID 2828 wrote to memory of 2028	2828	v3918979.exe	95
PID 2832 wrote to memory of 1928	2832	v7321393.exe	97
PID 2832 wrote to memory of 1928	2832	v7321393.exe	97
PID 2832 wrote to memory of 1928	2832	v7321393.exe	97

C:\Users\Admin\AppData\Local\Temp\e083c06f929e43d9cd59a21e5cb751f2c8c951de8b797.exe
"C:\Users\Admin\AppData\Local\Temp\e083c06f929e43d9cd59a21e5cb751f2c8c951de8b797.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2880
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2403862.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2403862.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2776
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7321393.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7321393.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:2832
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v3918979.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v3918979.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Suspicious use of WriteProcessMemory
      PID:2828
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\a7861885.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\a7861885.exe
        5⤵
        Modifies Windows Defender Real-time Protection settings
        Executes dropped EXE
        Windows security modification
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:1512
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b9188820.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b9188820.exe
        5⤵
        Modifies Windows Defender Real-time Protection settings
        Executes dropped EXE
        Windows security modification
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:2028
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\c3986023.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\c3986023.exe
      4⤵
      Executes dropped EXE
      PID:1928

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

Replay Monitor

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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\v2403862.exe

Filesize
1.4MB

MD5
b94d8d08710341331f2f7a0064a9695b

SHA1
817f638e5b0989e7e32c391402310821d50e2f7e

SHA256
d17e2fbae8a8e9f874de50af842f9aba1c865608077ec01ab9d98ffc4e9978d9

SHA512
893f6bce29aa19efe817935ce3696a4dadef6680cfc998ab8b8957b61b65740ebdceb89caa96c29e38c93a8d4dc289b3960788ff24863fce1a975654bb47840e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2403862.exe

Filesize
1.4MB

MD5
b94d8d08710341331f2f7a0064a9695b

SHA1
817f638e5b0989e7e32c391402310821d50e2f7e

SHA256
d17e2fbae8a8e9f874de50af842f9aba1c865608077ec01ab9d98ffc4e9978d9

SHA512
893f6bce29aa19efe817935ce3696a4dadef6680cfc998ab8b8957b61b65740ebdceb89caa96c29e38c93a8d4dc289b3960788ff24863fce1a975654bb47840e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7321393.exe

Filesize
1.3MB

MD5
eb6d7b5d112cf91c433bef49b2c92e55

SHA1
f3891c05761445f3a74d243c15e4189cd22b4909

SHA256
15356db81b0a93228407349aeb0c2ebefb378b36a876b18e415694a87823537b

SHA512
4fe970f0d67a8f2f1319e8d0aa6f6d7a0eb898eeee5b2a58bd5829b40e99dcc3a847035e9528112473addc1c1c17bad30acafed726c6d9ae6d29b67fe2c62c94

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7321393.exe

Filesize
1.3MB

MD5
eb6d7b5d112cf91c433bef49b2c92e55

SHA1
f3891c05761445f3a74d243c15e4189cd22b4909

SHA256
15356db81b0a93228407349aeb0c2ebefb378b36a876b18e415694a87823537b

SHA512
4fe970f0d67a8f2f1319e8d0aa6f6d7a0eb898eeee5b2a58bd5829b40e99dcc3a847035e9528112473addc1c1c17bad30acafed726c6d9ae6d29b67fe2c62c94

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\c3986023.exe

Filesize
729KB

MD5
96112e4ec7502dc8bafaffed06cebe8c

SHA1
aa33933688583aee76f9a46a68bb24753ed0bd70

SHA256
75b918e81c0020021a3654fb01d2c637f45cc14c571c1bba9ff5efae5467b03a

SHA512
804679333f86127f408d26997fb46d74c36b0f8cbf4883b21dca4b84550d3b797ed13954d361e890fdedbf61f2eb6ee9bc4ba8e459534df73c04de977d4ba2b7

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\c3986023.exe

Filesize
729KB

MD5
96112e4ec7502dc8bafaffed06cebe8c

SHA1
aa33933688583aee76f9a46a68bb24753ed0bd70

SHA256
75b918e81c0020021a3654fb01d2c637f45cc14c571c1bba9ff5efae5467b03a

SHA512
804679333f86127f408d26997fb46d74c36b0f8cbf4883b21dca4b84550d3b797ed13954d361e890fdedbf61f2eb6ee9bc4ba8e459534df73c04de977d4ba2b7

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v3918979.exe

Filesize
639KB

MD5
6d0396099564b346de3e4343c89ff831

SHA1
83187d53b183bf29140172097362b4b99ae0ba77

SHA256
5e35472604fdbb2d3b4ed211060730e51cf1cccf67f032d8e3f4a64bc6933cdd

SHA512
402d2c3bfe74905b706e8b5a7f7547199c9fe7d624a8ec4b417fbf2a5ca42b5a56ed33c8039466fa2a467cc3bf60801060d2018a07a359b5d7f20cd10da2757f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v3918979.exe

Filesize
639KB

MD5
6d0396099564b346de3e4343c89ff831

SHA1
83187d53b183bf29140172097362b4b99ae0ba77

SHA256
5e35472604fdbb2d3b4ed211060730e51cf1cccf67f032d8e3f4a64bc6933cdd

SHA512
402d2c3bfe74905b706e8b5a7f7547199c9fe7d624a8ec4b417fbf2a5ca42b5a56ed33c8039466fa2a467cc3bf60801060d2018a07a359b5d7f20cd10da2757f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\a7861885.exe

Filesize
568KB

MD5
6441859c4535dfa6e74b8d3fc345ac27

SHA1
717007bcda09c0b624fa242540f3ceddb320a6d3

SHA256
d9679062a9754322a05202779edd57e6697e078449787bd36068cfa4be16ed41

SHA512
a2f9a112ce8737bd21fa305410d241968e78115c15d3fae3374af583b95773dd4af9d06d6e474c3147377558ce6d5b767b5e20e31f739a21753cf3bfc396302f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\a7861885.exe

Filesize
568KB

MD5
6441859c4535dfa6e74b8d3fc345ac27

SHA1
717007bcda09c0b624fa242540f3ceddb320a6d3

SHA256
d9679062a9754322a05202779edd57e6697e078449787bd36068cfa4be16ed41

SHA512
a2f9a112ce8737bd21fa305410d241968e78115c15d3fae3374af583b95773dd4af9d06d6e474c3147377558ce6d5b767b5e20e31f739a21753cf3bfc396302f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b9188820.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b9188820.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
memory/1512-166-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/1512-167-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/1512-170-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/1512-161-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1512-162-0x0000000000640000-0x000000000064A000-memory.dmp

Filesize
40KB

Download
memory/1928-188-0x00000000051D0000-0x00000000057E8000-memory.dmp

Filesize
6.1MB

Download
memory/1928-182-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/1928-181-0x0000000000570000-0x00000000005A0000-memory.dmp

Filesize
192KB

Download
memory/1928-187-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/1928-189-0x0000000004C00000-0x0000000004D0A000-memory.dmp

Filesize
1.0MB

Download
memory/1928-190-0x0000000004AA0000-0x0000000004AB0000-memory.dmp

Filesize
64KB

Download
memory/1928-191-0x0000000004D40000-0x0000000004D52000-memory.dmp

Filesize
72KB

Download
memory/1928-192-0x0000000004D60000-0x0000000004D9C000-memory.dmp

Filesize
240KB

Download
memory/1928-193-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/1928-194-0x0000000004AA0000-0x0000000004AB0000-memory.dmp

Filesize
64KB

Download
memory/2028-177-0x00007FFC6C940000-0x00007FFC6D401000-memory.dmp

Filesize
10.8MB

Download
memory/2028-175-0x00007FFC6C940000-0x00007FFC6D401000-memory.dmp

Filesize
10.8MB

Download
memory/2028-174-0x0000000000950000-0x000000000095A000-memory.dmp

Filesize
40KB

Download