metamorpherrat | 37dd69272c8cb247c3bb56283a9a786cc5cde3abaefcfead2067f81106f64d4e

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
04/04/2024, 19:55

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General

Target
37dd69272c8cb247c3bb56283a9a786cc5cde3abaefcfead2067f81106f64d4e.exe
Size 78KB
Sample240404-ym3z5agg51
SHA256 37dd69272c8cb247c3bb56283a9a786cc5cde3abaefcfead2067f81106f64d4e
MD5 1b8daf3e4c9c5407447c3c96e0b0ed7b
SHA1 9aa2c07c95e0f22a356c71e7fbcc029f6310ebcb
SHA512 7f91ddebfefe6fd82f89df332f302aa540717f8eee2e728d3cef43996c664ad95d4f468981abd266610dab5b0e711dd546a88bb27ba1db9214a68df8f20387d9
SSDEEP 1536:sPy5jSBXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtN639/0N1hX:sPy5jSBSyRxvhTzXPvCbW2UQ9/i
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

metamorpherrat persistence rat stealer trojan

Malware Config

Signatures

MetamorpherRAT
Metamorpherrat is a hacking tool that has been around for a while since 2013.
trojan rat stealer metamorpherrat

Checks computer location settings 2 TTPs 1 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-1-5-21-983155329-280873152-1838004294-1000\Control Panel\International\Geo\Nation	37dd69272c8cb247c3bb56283a9a786cc5cde3abaefcfead2067f81106f64d4e.exe

Executes dropped EXE 1 IoCs

pid	Process
1508	tmp4E5E.tmp.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmp4E5E.tmp.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3632	37dd69272c8cb247c3bb56283a9a786cc5cde3abaefcfead2067f81106f64d4e.exe
Token: SeDebugPrivilege	1508	tmp4E5E.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3632 wrote to memory of 4832	3632	37dd69272c8cb247c3bb56283a9a786cc5cde3abaefcfead2067f81106f64d4e.exe	87
PID 3632 wrote to memory of 4832	3632	37dd69272c8cb247c3bb56283a9a786cc5cde3abaefcfead2067f81106f64d4e.exe	87
PID 3632 wrote to memory of 4832	3632	37dd69272c8cb247c3bb56283a9a786cc5cde3abaefcfead2067f81106f64d4e.exe	87
PID 4832 wrote to memory of 2272	4832	vbc.exe	90
PID 4832 wrote to memory of 2272	4832	vbc.exe	90
PID 4832 wrote to memory of 2272	4832	vbc.exe	90
PID 3632 wrote to memory of 1508	3632	37dd69272c8cb247c3bb56283a9a786cc5cde3abaefcfead2067f81106f64d4e.exe	91
PID 3632 wrote to memory of 1508	3632	37dd69272c8cb247c3bb56283a9a786cc5cde3abaefcfead2067f81106f64d4e.exe	91
PID 3632 wrote to memory of 1508	3632	37dd69272c8cb247c3bb56283a9a786cc5cde3abaefcfead2067f81106f64d4e.exe	91

C:\Users\Admin\AppData\Local\Temp\37dd69272c8cb247c3bb56283a9a786cc5cde3abaefcfead2067f81106f64d4e.exe
"C:\Users\Admin\AppData\Local\Temp\37dd69272c8cb247c3bb56283a9a786cc5cde3abaefcfead2067f81106f64d4e.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3632
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /noconfig @"C:\Users\Admin\AppData\Local\Temp\qjxuanyp.cmdline"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4832
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
    C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES5004.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcC4FF51319E34429481BE7319EB41755.TMP"
    3⤵
    PID:2272
- C:\Users\Admin\AppData\Local\Temp\tmp4E5E.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp4E5E.tmp.exe" C:\Users\Admin\AppData\Local\Temp\37dd69272c8cb247c3bb56283a9a786cc5cde3abaefcfead2067f81106f64d4e.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  PID:1508

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scripting

T1064

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Scripting

T1064

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

RES5004.tmp

Path C:\Users\Admin\AppData\Local\Temp\RES5004.tmp
Size 1KB
SHA256 643154c1c319a8a36bd5a14f5ba9d0c9c6cfe00361681515d2ea38e73f9ae824
MD5 82a8173f442efe4dc6c543b04fc870e8
SHA1 198ba70bfcdc37842db0ab53af89da9fc699822a
SHA512 1486f96a8f050b9df9b924282a87840398567cb7d66ded369f0c989fe99a4f0b64fb3e62a985acbf288cf3a1c8b3a93d7d0d09f28081703ec7da2c088de4ad06
MD5 SHA1 SHA512

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qjxuanyp.0.vb

Path C:\Users\Admin\AppData\Local\Temp\qjxuanyp.0.vb
Size 14KB
SHA256 912ba5cbbee33ad69281f0c9f2742ae9597dcb2ec950d1241898c581666f1933
MD5 4ca8c7cc60cc43583afdd4c6983ae683
SHA1 34347ede7a110a0ed4c5a3552e04a3df58c59414
SHA512 7c1ac6e9c1d0b582aafb1f458fa46e7e857e091d94ffc17bfb1fa2b27d226745e946f49c78cb8e1d4bd859e2d6ca8486eb8c5c04905e7bce62721d5858f87561
SSDEEP 384:rBFNzBNCNKNqgckFzlxNhy7NXcHb4E6NUzN7QPSN7eP:d3z7OWJ7LoJXcHQUhE+m
MD5 SHA1 SHA512 SSDEEP

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qjxuanyp.cmdline

Path C:\Users\Admin\AppData\Local\Temp\qjxuanyp.cmdline
Size 266B
SHA256 b99db89664dc50146def061a141fa959987efe8581b3fef1e366d022e174e930
MD5 f4575c3eb3c62fed9fbdc63fc0e5f9f0
SHA1 9a639c74765944e6fe3ecc22947fad1ef59282c3
SHA512 65c6ba8c6c70c41258131a5f4f52b929a0e723a8adef6023917f8334c50651ae8ff4e554a814ffcbb3d0c42c47ca1e8302c81e8aa86155a291e17e73723e5342
MD5 SHA1 SHA512

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tmp4E5E.tmp.exe

Path C:\Users\Admin\AppData\Local\Temp\tmp4E5E.tmp.exe
Size 78KB
SHA256 9740f1acdfb378d2d5a45940668c31754469f4ccc639dfd62510a99e8c5d268c
MD5 ab85fec3ef9098c319cd29d1bf2e940a
SHA1 0795bf22eac2bd5c197c4db1157874c255722cb1
SHA512 bde3ece641ff3563bdb758fe89cdf383ed46aeefd174db06fffaa18ed34996ca19e1a9ce346a11b9b128fd74563d4bfd8f904468fadfcd7045b01ca558d489a0
SSDEEP 1536:NRWtHHM7t4XT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQteq9/t1Qd:NRWtHshASyRxvhTzXPvCbW2Ueq9/o
MD5 SHA1 SHA512 SSDEEP

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vbcC4FF51319E34429481BE7319EB41755.TMP

Path C:\Users\Admin\AppData\Local\Temp\vbcC4FF51319E34429481BE7319EB41755.TMP
Size 660B
SHA256 b00ac1f1eede1f61a3b90f5dea4e58ff0c90ee00aca6bafa42923ec0772700f7
MD5 afcbff583f3c4861f2e0fec0f538a91c
SHA1 44c8b5de5545b7692b19b220d0f6ba551e66ec55
SHA512 c95f2ebb7c9013f372fbd5b3b56db36da6fe7bf5da462b3fcd1d4b2b3a2dca4065bc13761006d2e8167af18894749310eb61f920ee5d0a25fc0ae4a76880f412
MD5 SHA1 SHA512

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zCom.resources

Path C:\Users\Admin\AppData\Local\Temp\zCom.resources
Size 62KB
SHA256 822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7
MD5 8fd8e054ba10661e530e54511658ac20
SHA1 72911622012ddf68f95c1e1424894ecb4442e6fd
SHA512 c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c
SSDEEP 1536:MXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtQ:0SyRxvhTzXPvCbW2UQ
MD5 SHA1 SHA512 SSDEEP

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memory/1508-27-0x0000000074DD0000-0x0000000075381000-memory.dmp

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memory/1508-28-0x0000000001120000-0x0000000001130000-memory.dmp

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memory/1508-29-0x0000000001120000-0x0000000001130000-memory.dmp

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memory/1508-24-0x0000000074DD0000-0x0000000075381000-memory.dmp

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memory/1508-22-0x0000000074DD0000-0x0000000075381000-memory.dmp

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memory/1508-23-0x0000000001120000-0x0000000001130000-memory.dmp

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memory/1508-26-0x0000000001120000-0x0000000001130000-memory.dmp

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memory/3632-21-0x0000000074DD0000-0x0000000075381000-memory.dmp

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memory/3632-0-0x0000000074DD0000-0x0000000075381000-memory.dmp

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memory/3632-2-0x0000000001260000-0x0000000001270000-memory.dmp

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memory/3632-1-0x0000000074DD0000-0x0000000075381000-memory.dmp

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memory/4832-8-0x0000000002540000-0x0000000002550000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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