healer | 94254fac3fa196ca94bc987a67a40c2ee362d54e61fffaf06be600a8ad6525bf

General

Target

94254fac3fa196ca94bc987a67a40c2ee362d54e61fffaf06be600a8ad6525bf.exe
Size

483KB
MD5

fab852c2b1994e7910c4bf09266a34a7
SHA1

31235e485b15c723a9814635d436d1d3c9f62a56
SHA256

94254fac3fa196ca94bc987a67a40c2ee362d54e61fffaf06be600a8ad6525bf
SHA512

80c2dc438d121ff3fa0c1c6f2433a575d64355b9edd3fd52b318219f0b79d53f59dd5f5ab6e1fddbd110d78d199a646f25ea87f16fa4ddec0e73e2cf3f4a5b9f
SSDEEP

12288:2Mr8y90UFNVUc3u2iSfC7ps7MAw5n1S4wI3RBXi4m:2yRV93u2da7pDAw5n1/r3RB0

Score

10^/10

healer redline fukia discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

fukia

C2

193.233.20.13:4136

Attributes

auth_value
e5783636fbd9e4f0cf9a017bce02e67e

Signatures

Detects Healer an antivirus disabler dropper 19 IoCs

resource	yara_rule
behavioral1/files/0x0008000000023c86-12.dat	healer
behavioral1/memory/4172-15-0x00000000001D0000-0x00000000001DA000-memory.dmp	healer
behavioral1/memory/3464-22-0x0000000002770000-0x000000000278A000-memory.dmp	healer
behavioral1/memory/3464-24-0x0000000004C40000-0x0000000004C58000-memory.dmp	healer
behavioral1/memory/3464-52-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer
behavioral1/memory/3464-51-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer
behavioral1/memory/3464-48-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer
behavioral1/memory/3464-47-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer
behavioral1/memory/3464-44-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer
behavioral1/memory/3464-42-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer
behavioral1/memory/3464-40-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer
behavioral1/memory/3464-38-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer
behavioral1/memory/3464-36-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer
behavioral1/memory/3464-34-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer
behavioral1/memory/3464-32-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer
behavioral1/memory/3464-30-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer
behavioral1/memory/3464-28-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer
behavioral1/memory/3464-26-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer
behavioral1/memory/3464-25-0x0000000004C40000-0x0000000004C52000-memory.dmp	healer

Healer
Healer an antivirus disabler dropper.
dropper healer
Healer family
healer

Modifies Windows Defender Real-time Protection settings 3 TTPs 12 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\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	dDx30dt.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	efr17UU.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	efr17UU.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	efr17UU.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	efr17UU.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	dDx30dt.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	dDx30dt.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	dDx30dt.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	dDx30dt.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	dDx30dt.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	efr17UU.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	efr17UU.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
behavioral1/files/0x0007000000023c84-58.dat	family_redline
behavioral1/memory/4576-59-0x0000000000B10000-0x0000000000B42000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
1692	nJi06eP97.exe
4172	dDx30dt.exe
3464	efr17UU.exe
4576	fWi44gh.exe

Windows security modification 2 TTPs 3 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	efr17UU.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	dDx30dt.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	efr17UU.exe

Adds Run key to start application 2 TTPs 2 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\\\""	94254fac3fa196ca94bc987a67a40c2ee362d54e61fffaf06be600a8ad6525bf.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\\\""	nJi06eP97.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4284	3464	WerFault.exe	92

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	94254fac3fa196ca94bc987a67a40c2ee362d54e61fffaf06be600a8ad6525bf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nJi06eP97.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	efr17UU.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fWi44gh.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4172	dDx30dt.exe
4172	dDx30dt.exe
3464	efr17UU.exe
3464	efr17UU.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4172	dDx30dt.exe
Token: SeDebugPrivilege	3464	efr17UU.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3136 wrote to memory of 1692	3136	94254fac3fa196ca94bc987a67a40c2ee362d54e61fffaf06be600a8ad6525bf.exe	83
PID 3136 wrote to memory of 1692	3136	94254fac3fa196ca94bc987a67a40c2ee362d54e61fffaf06be600a8ad6525bf.exe	83
PID 3136 wrote to memory of 1692	3136	94254fac3fa196ca94bc987a67a40c2ee362d54e61fffaf06be600a8ad6525bf.exe	83
PID 1692 wrote to memory of 4172	1692	nJi06eP97.exe	84
PID 1692 wrote to memory of 4172	1692	nJi06eP97.exe	84
PID 1692 wrote to memory of 3464	1692	nJi06eP97.exe	92
PID 1692 wrote to memory of 3464	1692	nJi06eP97.exe	92
PID 1692 wrote to memory of 3464	1692	nJi06eP97.exe	92
PID 3136 wrote to memory of 4576	3136	94254fac3fa196ca94bc987a67a40c2ee362d54e61fffaf06be600a8ad6525bf.exe	96
PID 3136 wrote to memory of 4576	3136	94254fac3fa196ca94bc987a67a40c2ee362d54e61fffaf06be600a8ad6525bf.exe	96
PID 3136 wrote to memory of 4576	3136	94254fac3fa196ca94bc987a67a40c2ee362d54e61fffaf06be600a8ad6525bf.exe	96

C:\Users\Admin\AppData\Local\Temp\94254fac3fa196ca94bc987a67a40c2ee362d54e61fffaf06be600a8ad6525bf.exe
"C:\Users\Admin\AppData\Local\Temp\94254fac3fa196ca94bc987a67a40c2ee362d54e61fffaf06be600a8ad6525bf.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3136
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nJi06eP97.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nJi06eP97.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1692
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dDx30dt.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dDx30dt.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4172
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\efr17UU.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\efr17UU.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3464
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3464 -s 1080
      4⤵
      Program crash
      PID:4284
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fWi44gh.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fWi44gh.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4576

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3464 -ip 3464
1⤵
PID:1328

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Impair Defenses

2

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fWi44gh.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nJi06eP97.exe

Filesize
338KB

MD5
adc5f43bf951269ed683cbaacd8c1cc9

SHA1
0a75278f878136b1518dce1fd008ed6925ffc562

SHA256
94585f25c8bd3bff6b2e097ffcd84e3a79eb7fffd9283f53f22cf4baff200ca8

SHA512
f1b026b1129eae74e52ec75929ac4e2926eefea7d748ec0a79364ea048c30a07d76312df539a32e21700aab5abcfe0ce3f4fa307ba82556412fc9124e8a0d3dd

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dDx30dt.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\efr17UU.exe

Filesize
257KB

MD5
42f3cdd0ab9ef3da2290e7aef9b9ae06

SHA1
181e0149f58fadf2443ed28a164bc997970d2b6b

SHA256
4b78d91fa2c282a7d372229c420484a38a6b84a07dfee7a98db960f2cc009b9d

SHA512
2b64e98b1bfcd4815d663a3bf1a194de2897bb877057246d6c6ffedb1b665715952942f808406d6dd5079061f987431549de297fbe2f7291b1f900d45c006572

Download Submit
memory/3464-38-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/3464-32-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/3464-22-0x0000000002770000-0x000000000278A000-memory.dmp

Filesize
104KB

Download
memory/3464-23-0x0000000004CD0000-0x0000000005274000-memory.dmp

Filesize
5.6MB

Download
memory/3464-24-0x0000000004C40000-0x0000000004C58000-memory.dmp

Filesize
96KB

Download
memory/3464-52-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/3464-51-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/3464-48-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/3464-47-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/3464-44-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/3464-42-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/3464-40-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/3464-55-0x0000000000400000-0x0000000000574000-memory.dmp

Filesize
1.5MB

Download
memory/3464-36-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/3464-34-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/3464-53-0x0000000000400000-0x0000000000574000-memory.dmp

Filesize
1.5MB

Download
memory/3464-30-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/3464-28-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/3464-26-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/3464-25-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/4172-16-0x00007FFBFCD63000-0x00007FFBFCD65000-memory.dmp

Filesize
8KB

Download
memory/4172-15-0x00000000001D0000-0x00000000001DA000-memory.dmp

Filesize
40KB

Download
memory/4172-14-0x00007FFBFCD63000-0x00007FFBFCD65000-memory.dmp

Filesize
8KB

Download
memory/4576-59-0x0000000000B10000-0x0000000000B42000-memory.dmp

Filesize
200KB

Download
memory/4576-60-0x0000000005930000-0x0000000005F48000-memory.dmp

Filesize
6.1MB

Download
memory/4576-61-0x00000000054A0000-0x00000000055AA000-memory.dmp

Filesize
1.0MB

Download
memory/4576-62-0x00000000053F0000-0x0000000005402000-memory.dmp

Filesize
72KB

Download
memory/4576-63-0x0000000005410000-0x000000000544C000-memory.dmp

Filesize
240KB

Download
memory/4576-64-0x0000000005450000-0x000000000549C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads