amadey | 205ae779babd66a06edef8f4549388af61dbb854e06c82a7f291317f4dbe780e

Analysis

max time kernel
142s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
10/05/2024, 13:06

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General

Target
0a70b4612b5a8fdde3e7cb75dcc0caca23c46bd980d396bb52f7efc9d122c8f6.exe
Size 390KB
Sample240510-qb3afsbd44
SHA256 0a70b4612b5a8fdde3e7cb75dcc0caca23c46bd980d396bb52f7efc9d122c8f6
MD5 2b277cdb588cc9fb0f2256f45147e890
SHA1 ce9bba3d9d6d9ebeaab7419a9fd6706e2368725e
SHA512 1613e946430e79a02de882f55490d2a0e7333d81483555972353ba607861296409cc0be202842edd08378741ad87a93c08ed71a05ffac15d5c75f9a94c5485a8
SSDEEP 12288:FMrYy90N5WijQtbLnsq7zKtM6zMJB4RyAJ:FyC5VwHsq7zCe34RyAJ
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

amadey healer redline krast dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

amadey

Version

3.86

http://77.91.68.61

Attributes

install_dir
925e7e99c5
install_file
pdates.exe
strings_key
ada76b8b0e1f6892ee93c20ab8946117
url_paths
/rock/index.php

rc4.plain

Extracted

Family

redline

Botnet

krast

77.91.68.68:19071

Attributes

auth_value
9059ea331e4599de3746df73ccb24514

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey

Detects Healer an antivirus disabler dropper 2 IoCs

resource	yara_rule
behavioral2/files/0x0008000000023413-12.dat	healer
behavioral2/memory/1424-14-0x0000000000E30000-0x0000000000E3A000-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
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	k2973718.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k2973718.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k2973718.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k2973718.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k2973718.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k2973718.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
behavioral2/files/0x0007000000023411-31.dat	family_redline
behavioral2/memory/736-33-0x0000000000B90000-0x0000000000BC0000-memory.dmp	family_redline

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	l3759546.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	pdates.exe

Executes dropped EXE 7 IoCs

pid	Process
4260	y2955265.exe
1424	k2973718.exe
5056	l3759546.exe
1092	pdates.exe
736	n8940839.exe
4528	pdates.exe
4620	pdates.exe

Windows security modification 2 TTPs 1 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	k2973718.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\\\""	0a70b4612b5a8fdde3e7cb75dcc0caca23c46bd980d396bb52f7efc9d122c8f6.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\\\""	y2955265.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
2360	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1424	k2973718.exe
1424	k2973718.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1424	k2973718.exe

Suspicious use of WriteProcessMemory 38 IoCs

description	pid	Process	procid_target
PID 1124 wrote to memory of 4260	1124	0a70b4612b5a8fdde3e7cb75dcc0caca23c46bd980d396bb52f7efc9d122c8f6.exe	84
PID 1124 wrote to memory of 4260	1124	0a70b4612b5a8fdde3e7cb75dcc0caca23c46bd980d396bb52f7efc9d122c8f6.exe	84
PID 1124 wrote to memory of 4260	1124	0a70b4612b5a8fdde3e7cb75dcc0caca23c46bd980d396bb52f7efc9d122c8f6.exe	84
PID 4260 wrote to memory of 1424	4260	y2955265.exe	86
PID 4260 wrote to memory of 1424	4260	y2955265.exe	86
PID 4260 wrote to memory of 5056	4260	y2955265.exe	89
PID 4260 wrote to memory of 5056	4260	y2955265.exe	89
PID 4260 wrote to memory of 5056	4260	y2955265.exe	89
PID 5056 wrote to memory of 1092	5056	l3759546.exe	90
PID 5056 wrote to memory of 1092	5056	l3759546.exe	90
PID 5056 wrote to memory of 1092	5056	l3759546.exe	90
PID 1124 wrote to memory of 736	1124	0a70b4612b5a8fdde3e7cb75dcc0caca23c46bd980d396bb52f7efc9d122c8f6.exe	91
PID 1124 wrote to memory of 736	1124	0a70b4612b5a8fdde3e7cb75dcc0caca23c46bd980d396bb52f7efc9d122c8f6.exe	91
PID 1124 wrote to memory of 736	1124	0a70b4612b5a8fdde3e7cb75dcc0caca23c46bd980d396bb52f7efc9d122c8f6.exe	91
PID 1092 wrote to memory of 2360	1092	pdates.exe	92
PID 1092 wrote to memory of 2360	1092	pdates.exe	92
PID 1092 wrote to memory of 2360	1092	pdates.exe	92
PID 1092 wrote to memory of 3644	1092	pdates.exe	94
PID 1092 wrote to memory of 3644	1092	pdates.exe	94
PID 1092 wrote to memory of 3644	1092	pdates.exe	94
PID 3644 wrote to memory of 5024	3644	cmd.exe	96
PID 3644 wrote to memory of 5024	3644	cmd.exe	96
PID 3644 wrote to memory of 5024	3644	cmd.exe	96
PID 3644 wrote to memory of 1636	3644	cmd.exe	97
PID 3644 wrote to memory of 1636	3644	cmd.exe	97
PID 3644 wrote to memory of 1636	3644	cmd.exe	97
PID 3644 wrote to memory of 4468	3644	cmd.exe	98
PID 3644 wrote to memory of 4468	3644	cmd.exe	98
PID 3644 wrote to memory of 4468	3644	cmd.exe	98
PID 3644 wrote to memory of 452	3644	cmd.exe	99
PID 3644 wrote to memory of 452	3644	cmd.exe	99
PID 3644 wrote to memory of 452	3644	cmd.exe	99
PID 3644 wrote to memory of 3940	3644	cmd.exe	100
PID 3644 wrote to memory of 3940	3644	cmd.exe	100
PID 3644 wrote to memory of 3940	3644	cmd.exe	100
PID 3644 wrote to memory of 1640	3644	cmd.exe	101
PID 3644 wrote to memory of 1640	3644	cmd.exe	101
PID 3644 wrote to memory of 1640	3644	cmd.exe	101

C:\Users\Admin\AppData\Local\Temp\0a70b4612b5a8fdde3e7cb75dcc0caca23c46bd980d396bb52f7efc9d122c8f6.exe
"C:\Users\Admin\AppData\Local\Temp\0a70b4612b5a8fdde3e7cb75dcc0caca23c46bd980d396bb52f7efc9d122c8f6.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1124
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y2955265.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y2955265.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:4260
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2973718.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2973718.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1424
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l3759546.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l3759546.exe
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Suspicious use of WriteProcessMemory
    PID:5056
  - - C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
      "C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe"
      4⤵
      Checks computer location settings
      Executes dropped EXE
      Suspicious use of WriteProcessMemory
      PID:1092
    - - C:\Windows\SysWOW64\schtasks.exe
        
        "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN pdates.exe /TR "C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe" /F
        5⤵
        Creates scheduled task(s)
        
        PID:2360
    - - C:\Windows\SysWOW64\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "pdates.exe" /P "Admin:N"&&CACLS "pdates.exe" /P "Admin:R" /E&&echo Y|CACLS "..\925e7e99c5" /P "Admin:N"&&CACLS "..\925e7e99c5" /P "Admin:R" /E&&Exit
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:3644
      - C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /S /D /c" echo Y"
        6⤵
        
        PID:5024
      - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "pdates.exe" /P "Admin:N"
        6⤵
        
        PID:1636
      - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "pdates.exe" /P "Admin:R" /E
        6⤵
        
        PID:4468
      - C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /S /D /c" echo Y"
        6⤵
        
        PID:452
      - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "..\925e7e99c5" /P "Admin:N"
        6⤵
        
        PID:3940
      - C:\Windows\SysWOW64\cacls.exe
        
        CACLS "..\925e7e99c5" /P "Admin:R" /E
        6⤵
        
        PID:1640
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n8940839.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n8940839.exe
  2⤵
  - Executes dropped EXE
  PID:736

C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
1⤵
- Executes dropped EXE
PID:4528

C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
1⤵
- Executes dropped EXE
PID:4620

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

T1053

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

Scheduled Task/Job

T1053

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

n8940839.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n8940839.exe
Size 172KB
SHA256 17e4580522ac41d966ae2ea23fdef97db420a6f218ae6ad2901fab76585acd97
MD5 040c2fc21e60fd1273e32e83c974cd88
SHA1 ef82ffc72b30abcb11808f6b3eb4dc7d8d6673c9
SHA512 9350416c817b76a12f41eff48c8fbad4cbcb51cde9aa80af969609d065554f69d8b51a91f07c5e0cbc2fb7b8d3be06053a979e01c2ae3fe77cc1c6fce2740a26
SSDEEP 3072:R4JIS1NRQbKVViK+xNra7W5ii8eU8e8h0:R4fZ2Hii8eU
MD5 SHA1 SHA512 SSDEEP

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y2955265.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y2955265.exe
Size 234KB
SHA256 c3419ca6d3b5652bbbf590d16bb76558d2e50db7c19a5c8b75d5d778331fc72a
MD5 34ee2fbadc86926a5ebdae520d8b8bc7
SHA1 81a7e1c0c107c166b732c62c5cde6ae607262f84
SHA512 d6b26df54abb97810541d5aa959f8027b745cd5961ea73774c17600eeb73a5e8e895f4d4d82bb7a691156b6d745c60eb112b9b88ab76cd46e6c4cf96b667ceff
SSDEEP 3072:Kxy+bnr+O1O5GWp1icKAArDZz4N9GhbkrNEk1k6D5dMOt7WQqmuXIsj6o8:Kxy+bnr+Fp0yN90QENzDQqmSt
MD5 SHA1 SHA512 SSDEEP

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k2973718.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2973718.exe
Size 11KB
SHA256 850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
MD5 7e93bacbbc33e6652e147e7fe07572a0
SHA1 421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA512 250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
SSDEEP 96:yA/vMth9sDLibql3A44P9QL4fwmPImg+A03PvXLOzk+gqWYV4J6oP/zNt:yw+wGWt94+iANiCkc4Jhp
MD5 SHA1 SHA512 SSDEEP

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l3759546.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l3759546.exe
Size 223KB
SHA256 58b02c8b4bc2bf7f5f1e8e45d7c206956f188ae56b648922ca75987b999db503
MD5 aea234064483f651010cf9d981f59fea
SHA1 002ad73a666d2d92d0c6d6b617e61c6fa0c5f3a6
SHA512 eae415ef55aeb1b4548c2422a72e618fce17c2c1322918d33dc6b9202a01c743a5684ba28e5d83b6cdb2b703bc12569e6bb0e87ef2decb4e8a18592e1380a434
SSDEEP 3072:3vtV3ROZ6RDwrR3wMUzUVwQ3rInyRnIvPak3hhiHFSbuZhuNcZVKBzqm8LHIkbGB:ftV3euVz6rKyS3yHFHhuNcPKpwU+
MD5 SHA1 SHA512 SSDEEP

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memory/736-36-0x0000000005610000-0x000000000571A000-memory.dmp

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memory/736-33-0x0000000000B90000-0x0000000000BC0000-memory.dmp

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memory/736-34-0x0000000002DE0000-0x0000000002DE6000-memory.dmp

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memory/736-35-0x0000000005B20000-0x0000000006138000-memory.dmp

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memory/736-37-0x0000000005520000-0x0000000005532000-memory.dmp

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memory/736-38-0x0000000005580000-0x00000000055BC000-memory.dmp

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memory/736-39-0x00000000055C0000-0x000000000560C000-memory.dmp

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memory/1424-15-0x00007FFAD9AF3000-0x00007FFAD9AF5000-memory.dmp

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memory/1424-14-0x0000000000E30000-0x0000000000E3A000-memory.dmp

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