amadey | 205ae779babd66a06edef8f4549388af61dbb854e06c82a7f291317f4dbe780e

Analysis

max time kernel
146s
max time network
151s
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, 13:11

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General

Target
136b546d35913e21d69572f169ae203809c1521256619595aa6b15d763436c01.exe
Size 514KB
Sample240510-qfa2rsbe83
SHA256 136b546d35913e21d69572f169ae203809c1521256619595aa6b15d763436c01
MD5 2ad41d644161496d089d17fdd8d829ed
SHA1 5353f2219c0942b87a463658c7c57e4eb717e14c
SHA512 ffba38e48ac854b9677aa86b54f40ae2e32854f441b7384eab914370c621fb2e25d30879adf86891c2ac9bf20caa3f17e777bda26d395cff2788f5dea8ff14d3
SSDEEP 6144:KMy+bnr+pp0yN90QE3F0y6b9bDenEqXctZ2x1vdHsTdkuzy6lZOTbp84K/F+Gvln:8Mrxy905F0DBb8MsiqRu418yG6BGj0S
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

amadey healer redline smokeloader krast backdoor 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
behavioral3/files/0x000800000002343d-20.dat	healer
behavioral3/memory/3016-21-0x0000000000050000-0x000000000005A000-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\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a8043257.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a8043257.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a8043257.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a8043257.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a8043257.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	a8043257.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
behavioral3/files/0x0007000000023438-43.dat	family_redline
behavioral3/memory/672-45-0x0000000000EF0000-0x0000000000F20000-memory.dmp	family_redline

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader

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	b8513497.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	pdates.exe

Executes dropped EXE 9 IoCs

pid	Process
3080	v7683048.exe
1636	v2538163.exe
3016	a8043257.exe
2180	b8513497.exe
2384	pdates.exe
4340	c0003853.exe
2056	pdates.exe
672	d6120877.exe
3972	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"	a8043257.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\\\""	136b546d35913e21d69572f169ae203809c1521256619595aa6b15d763436c01.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\\\""	v7683048.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\\\""	v2538163.exe

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

System Information Discovery
T1082

Checks SCSI registry key(s) 3 TTPs 3 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c0003853.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c0003853.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c0003853.exe

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
4880	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3016	a8043257.exe
3016	a8043257.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3016	a8043257.exe

Suspicious use of WriteProcessMemory 44 IoCs

description	pid	Process	procid_target
PID 2016 wrote to memory of 3080	2016	136b546d35913e21d69572f169ae203809c1521256619595aa6b15d763436c01.exe	83
PID 2016 wrote to memory of 3080	2016	136b546d35913e21d69572f169ae203809c1521256619595aa6b15d763436c01.exe	83
PID 2016 wrote to memory of 3080	2016	136b546d35913e21d69572f169ae203809c1521256619595aa6b15d763436c01.exe	83
PID 3080 wrote to memory of 1636	3080	v7683048.exe	84
PID 3080 wrote to memory of 1636	3080	v7683048.exe	84
PID 3080 wrote to memory of 1636	3080	v7683048.exe	84
PID 1636 wrote to memory of 3016	1636	v2538163.exe	86
PID 1636 wrote to memory of 3016	1636	v2538163.exe	86
PID 1636 wrote to memory of 2180	1636	v2538163.exe	90
PID 1636 wrote to memory of 2180	1636	v2538163.exe	90
PID 1636 wrote to memory of 2180	1636	v2538163.exe	90
PID 2180 wrote to memory of 2384	2180	b8513497.exe	91
PID 2180 wrote to memory of 2384	2180	b8513497.exe	91
PID 2180 wrote to memory of 2384	2180	b8513497.exe	91
PID 3080 wrote to memory of 4340	3080	v7683048.exe	92
PID 3080 wrote to memory of 4340	3080	v7683048.exe	92
PID 3080 wrote to memory of 4340	3080	v7683048.exe	92
PID 2384 wrote to memory of 4880	2384	pdates.exe	93
PID 2384 wrote to memory of 4880	2384	pdates.exe	93
PID 2384 wrote to memory of 4880	2384	pdates.exe	93
PID 2384 wrote to memory of 3712	2384	pdates.exe	95
PID 2384 wrote to memory of 3712	2384	pdates.exe	95
PID 2384 wrote to memory of 3712	2384	pdates.exe	95
PID 3712 wrote to memory of 5028	3712	cmd.exe	97
PID 3712 wrote to memory of 5028	3712	cmd.exe	97
PID 3712 wrote to memory of 5028	3712	cmd.exe	97
PID 3712 wrote to memory of 2684	3712	cmd.exe	98
PID 3712 wrote to memory of 2684	3712	cmd.exe	98
PID 3712 wrote to memory of 2684	3712	cmd.exe	98
PID 3712 wrote to memory of 2728	3712	cmd.exe	99
PID 3712 wrote to memory of 2728	3712	cmd.exe	99
PID 3712 wrote to memory of 2728	3712	cmd.exe	99
PID 3712 wrote to memory of 3156	3712	cmd.exe	100
PID 3712 wrote to memory of 3156	3712	cmd.exe	100
PID 3712 wrote to memory of 3156	3712	cmd.exe	100
PID 3712 wrote to memory of 3096	3712	cmd.exe	101
PID 3712 wrote to memory of 3096	3712	cmd.exe	101
PID 3712 wrote to memory of 3096	3712	cmd.exe	101
PID 3712 wrote to memory of 4656	3712	cmd.exe	102
PID 3712 wrote to memory of 4656	3712	cmd.exe	102
PID 3712 wrote to memory of 4656	3712	cmd.exe	102
PID 2016 wrote to memory of 672	2016	136b546d35913e21d69572f169ae203809c1521256619595aa6b15d763436c01.exe	106
PID 2016 wrote to memory of 672	2016	136b546d35913e21d69572f169ae203809c1521256619595aa6b15d763436c01.exe	106
PID 2016 wrote to memory of 672	2016	136b546d35913e21d69572f169ae203809c1521256619595aa6b15d763436c01.exe	106

C:\Users\Admin\AppData\Local\Temp\136b546d35913e21d69572f169ae203809c1521256619595aa6b15d763436c01.exe
"C:\Users\Admin\AppData\Local\Temp\136b546d35913e21d69572f169ae203809c1521256619595aa6b15d763436c01.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2016
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7683048.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7683048.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:3080
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v2538163.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v2538163.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:1636
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a8043257.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a8043257.exe
      4⤵
      Modifies Windows Defender Real-time Protection settings
      Executes dropped EXE
      Windows security modification
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:3016
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b8513497.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b8513497.exe
      4⤵
      Checks computer location settings
      Executes dropped EXE
      Suspicious use of WriteProcessMemory
      PID:2180
    - - C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
        
        "C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe"
        5⤵
        Checks computer location settings
        Executes dropped EXE
        Suspicious use of WriteProcessMemory
        
        PID:2384
      - 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
        6⤵
        Creates scheduled task(s)
        
        PID:4880
      - 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
        6⤵
        Suspicious use of WriteProcessMemory
        
        PID:3712
        
        C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /S /D /c" echo Y"
        7⤵
        
        PID:5028
        
        C:\Windows\SysWOW64\cacls.exe
        
        CACLS "pdates.exe" /P "Admin:N"
        7⤵
        
        PID:2684
        
        C:\Windows\SysWOW64\cacls.exe
        
        CACLS "pdates.exe" /P "Admin:R" /E
        7⤵
        
        PID:2728
        
        C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /S /D /c" echo Y"
        7⤵
        
        PID:3156
        
        C:\Windows\SysWOW64\cacls.exe
        
        CACLS "..\925e7e99c5" /P "Admin:N"
        7⤵
        
        PID:3096
        
        C:\Windows\SysWOW64\cacls.exe
        
        CACLS "..\925e7e99c5" /P "Admin:R" /E
        7⤵
        
        PID:4656
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c0003853.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c0003853.exe
    3⤵
    - Executes dropped EXE
    - Checks SCSI registry key(s)
    PID:4340
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d6120877.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d6120877.exe
  2⤵
  - Executes dropped EXE
  PID:672

C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
1⤵
- Executes dropped EXE
PID:2056

C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
1⤵
- Executes dropped EXE
PID:3972

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

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

d6120877.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d6120877.exe
Size 172KB
SHA256 0fecb3e2d66bee2c7df80b58166684f3e1ca5a658bfc320d70e067199763086f
MD5 b4e645e86f9c734c67eae379df6f4a9a
SHA1 b83783629138441cd29e7e458ab4674a871171c3
SHA512 e23193579d2cde966cc8dfd98d40f776c6b9c8684d5ce6d5e9d18e543e4bc217e185a541735364bf8571d39dd2641bfa3495d59ca0ddbb048c92d17ce9178184
SSDEEP 3072:R4JIS1NRQbKVViK+xNra7W5ii8eU8e8h0:R4fZ2Hii8eU
MD5 SHA1 SHA512 SSDEEP

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v7683048.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7683048.exe
Size 359KB
SHA256 ddfcd0b0522fe7f3a66080c2b6333eb5f7a503604fc76eaee438af682f2d07a4
MD5 17332abda5233f92b5d46c7129dad846
SHA1 c7d990591355e6988c5466640eb78e54dcc2e302
SHA512 3d1c6678e467003576b981b3093df2b95d457bf46d74821ce51015268b7d61666f86710a893d4e8dda7a9583a6b987cd15897c4fcd618adf25962f17207bb3d7
SSDEEP 6144:KAy+bnr+2p0yN90QEEniZElwUr8kWWnZNpA7Oebp84K/F+G7218237Gz:AMrey90Vucp18ypI
MD5 SHA1 SHA512 SSDEEP

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c0003853.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c0003853.exe
Size 35KB
SHA256 4c5bc68a3e120a583b90f83f158d22dd67ef9b4bc0ce66b57b130877569dfc71
MD5 0d304db5e5b152bb08b93caba5a2d025
SHA1 305dd8884ed442f1e2b87ddc9d99598715a61c21
SHA512 1ae21e5d8b19ff67fc0e5d42052314d67d72639cfdbe7a04538578e16d5585587ec1704f830df05392c9e5e92185e0b2e6fd914c1ce7131c3789be8072722060
SSDEEP 384:K9VD6tee+qUOTd2opQTLAdz1SvNmhpdvOjT7PbA6HBiTSnjxZMdP05ldpRMaYIBI:k6Qe+qUv8zcqdvOXA6XkPslJvGaVW
MD5 SHA1 SHA512 SSDEEP

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v2538163.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v2538163.exe
Size 234KB
SHA256 3d140eebec64936b8b093214a0e589f8ae995b0fe0b8635597c5378284298611
MD5 8494092bb93d80ddf730b1119315a031
SHA1 014bb057cd19d4968e160c7a9c231b2932436152
SHA512 e7114b1b3fcd6ac28b3088cce2d116b7252fd0431cdbcd785b847f30df87bca6f732e952301ed5a595ced88d4125d0996881a5deb321be3432eafaec4aae45f4
SSDEEP 3072:KRy+bnr+O1F5GWp1icKAArDZz4N9GhbkrNEk1q6XIOf7J5/8ZN3fCkp2aSYeRYPx:KRy+bnr+Kp0yN90QEu5EfvYaSY5t2Wi
MD5 SHA1 SHA512 SSDEEP

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a8043257.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a8043257.exe
Size 11KB
SHA256 a4941dfa59a520e9bcd49d313a2db0770789e7df586131061fe0d5960920941f
MD5 011e97057df685ee7620914e53d80c08
SHA1 ac78a1ebffc0cce4e987c17d79c8c61db8d4323f
SHA512 8834c2e0977eec550529ca8d3a8956849df2834c8667e8623adc83ec665610a4b1e03f1d1e007d083c5d8e79dc5af84a79ceff3af5dcaca7f4b2c8579bc1e2bc
SSDEEP 96:yA/vMth9sDLibql3A44P9QL4fwmPImg+A03PvXLOzk+gqWYV4J6oP/zNt:yw+wGWt94+iANiCkc4Jhp
MD5 SHA1 SHA512 SSDEEP

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b8513497.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b8513497.exe
Size 223KB
SHA256 9b9f97512cf3c162f6952a330b6dfbcf5c3237886fce33aa47a10278e1b460ff
MD5 eaf4f611e83549958aae0501949e6113
SHA1 5ccdba08aa690d238bea6aca39cc70fb5dc4929e
SHA512 2ee132317513d0c353208abcae8a7703845bf956ed1be9cfdf96abfb1e80c7243dc394b2c274cccded98d42b2b2cf1031984ba7cb0530197598eb35ccf1ed79f
SSDEEP 3072:3vtV3ROZ6RDwrR3wMUzUVwQ3rInyRnIvPak3hhiHFSbuZhuNcZVKBzqm8LHIkbGB:ftV3euVz6rKyS3yHFHhuNcPKpwU+
MD5 SHA1 SHA512 SSDEEP

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memory/672-48-0x000000000AEA0000-0x000000000AFAA000-memory.dmp

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memory/672-45-0x0000000000EF0000-0x0000000000F20000-memory.dmp

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memory/672-46-0x0000000007CE0000-0x0000000007CE6000-memory.dmp

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memory/672-47-0x000000000B320000-0x000000000B938000-memory.dmp

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memory/672-49-0x000000000ADE0000-0x000000000ADF2000-memory.dmp

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memory/672-50-0x000000000AE40000-0x000000000AE7C000-memory.dmp

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memory/672-51-0x00000000031C0000-0x000000000320C000-memory.dmp

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memory/3016-22-0x00007FFA45483000-0x00007FFA45485000-memory.dmp

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memory/3016-21-0x0000000000050000-0x000000000005A000-memory.dmp

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memory/4340-40-0x0000000000400000-0x0000000000409000-memory.dmp

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