metamorpherrat | a2a892e31942da94a11a07b664c0595582aecf4978601f0dab6ed827f2fe43b4

General

Target

a2a892e31942da94a11a07b664c0595582aecf4978601f0dab6ed827f2fe43b4N.exe
Size

78KB
MD5

2c1c65fc4b4f4ad4aa71b3fe28142210
SHA1

42c97c0a183096d4cc2b82df8c0eeccbda43bf26
SHA256

a2a892e31942da94a11a07b664c0595582aecf4978601f0dab6ed827f2fe43b4
SHA512

84918f1e9bd0d97f31224b9b7ffe89ae5267b1728b97ba73efc3c9e68db3db15ac42ef287e223b5535a842faa099851195071389120ab5b00dfa5a0cb42a0103
SSDEEP

1536:FtHFo6M7t4XT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQt3H9/VX1+E:FtHFonhASyRxvhTzXPvCbW2U39/r

Score

10^/10

metamorpherrat discovery 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-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation	a2a892e31942da94a11a07b664c0595582aecf4978601f0dab6ed827f2fe43b4N.exe

Deletes itself 1 IoCs

pid	Process
1228	tmp8095.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
1228	tmp8095.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-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmp8095.tmp.exe

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

System Information Discovery
T1082

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	tmp8095.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a2a892e31942da94a11a07b664c0595582aecf4978601f0dab6ed827f2fe43b4N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3608	a2a892e31942da94a11a07b664c0595582aecf4978601f0dab6ed827f2fe43b4N.exe
Token: SeDebugPrivilege	1228	tmp8095.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3608 wrote to memory of 5684	3608	a2a892e31942da94a11a07b664c0595582aecf4978601f0dab6ed827f2fe43b4N.exe	89
PID 3608 wrote to memory of 5684	3608	a2a892e31942da94a11a07b664c0595582aecf4978601f0dab6ed827f2fe43b4N.exe	89
PID 3608 wrote to memory of 5684	3608	a2a892e31942da94a11a07b664c0595582aecf4978601f0dab6ed827f2fe43b4N.exe	89
PID 5684 wrote to memory of 652	5684	vbc.exe	91
PID 5684 wrote to memory of 652	5684	vbc.exe	91
PID 5684 wrote to memory of 652	5684	vbc.exe	91
PID 3608 wrote to memory of 1228	3608	a2a892e31942da94a11a07b664c0595582aecf4978601f0dab6ed827f2fe43b4N.exe	92
PID 3608 wrote to memory of 1228	3608	a2a892e31942da94a11a07b664c0595582aecf4978601f0dab6ed827f2fe43b4N.exe	92
PID 3608 wrote to memory of 1228	3608	a2a892e31942da94a11a07b664c0595582aecf4978601f0dab6ed827f2fe43b4N.exe	92

C:\Users\Admin\AppData\Local\Temp\a2a892e31942da94a11a07b664c0595582aecf4978601f0dab6ed827f2fe43b4N.exe
"C:\Users\Admin\AppData\Local\Temp\a2a892e31942da94a11a07b664c0595582aecf4978601f0dab6ed827f2fe43b4N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3608
- 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\1gzppyuu.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5684
- - 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\RES823B.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcC61F2FC6A3CE446EAADD88ABBD47C3BD.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:652
- C:\Users\Admin\AppData\Local\Temp\tmp8095.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp8095.tmp.exe" C:\Users\Admin\AppData\Local\Temp\a2a892e31942da94a11a07b664c0595582aecf4978601f0dab6ed827f2fe43b4N.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1228

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4768,i,2904906934812054273,11716976550456127484,262144 --variations-seed-version --mojo-platform-channel-handle=1284 /prefetch:8
1⤵
PID:1180

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scripting

1

T1064

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

Scripting

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

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\1gzppyuu.0.vb

Filesize
15KB

MD5
3a513776e108556498706db3f7e10413

SHA1
7f3a96891f75443536d5a726d82abca67122b806

SHA256
0cc6157116841abb07b9de7fd7e3378d49adf024ad42819b85759af45c5a81a8

SHA512
7d6d1f85b531da85994895305e71ad15c77b2f4052ed0c39710d9066af5c0fefe2a30f6765af0d14609439494474e481f80c4f1a44d94f3580792518f7f5a702

Download Submit
C:\Users\Admin\AppData\Local\Temp\1gzppyuu.cmdline

Filesize
266B

MD5
53083db465c5ce4076b046d012f70b1d

SHA1
f1ecb3ea2fea1997cb6f3d3678ff0ffc0bf0195c

SHA256
52c03f604e3bcae43a5f93b2142d3a3181b4ac0791999e2914e9fbfb13aa5fcc

SHA512
c98d7c0b138784d53ab9d6ef164aff09f5c2d9fd0b9981e965157891578ec799954dbbea5d27322eb61b9ad5212994e94a7a1c4788bbc9f6a23b1659efc89f88

Download Submit
C:\Users\Admin\AppData\Local\Temp\RES823B.tmp

Filesize
1KB

MD5
004d7551f59baa0f73e87007c3ae0118

SHA1
fb0b21e423dd643a687cd3f55674b30085cf03ae

SHA256
e30208142610dc502b7599a3fb0710778eae5b4c8a76664e90ddddbbe6292528

SHA512
ccd0f0dc2fb8a95a818eae34ae409393b64ee91013020a6bb2a00676605d434e52876bf13f104885c2513727db62ae8c24178d6c7e8ad8f8abe5c33e4955345d

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp8095.tmp.exe

Filesize
78KB

MD5
2768a1eb934fc04ca48a6dc182ae12b6

SHA1
8b36cb96f8a9924c87e9b3f6bcc53165ce208cb8

SHA256
af9a0b0546fb5b9a63df9c86ee41930a1e19f9524db8ab4b92cb63fa0bae5520

SHA512
ec1aa26e3024fb52af24a4e09539433ffc008c7d1fff4d93f6e8bfe801d8f9e82655584ed37cc829712d69d722b29be9c571981848aee2a880a5cf67e419a6b3

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcC61F2FC6A3CE446EAADD88ABBD47C3BD.TMP

Filesize
660B

MD5
5ed6e4251680e71252259243d980e1a1

SHA1
35137a557cc2d98a04ca205d310f5c3552522224

SHA256
f67ef881934ea7968081c558ea40bc00f2f221e0026c181fa0114213bef697a4

SHA512
62ec4f0b53d4a1229bf63fd299571d391dc3238e218cdc33dcb17827338782a9a2010075f0a29a98d5c6a7b6b291db0ba1a90a7f3cfae6ca9830f18758894c4a

Download Submit
C:\Users\Admin\AppData\Local\Temp\zCom.resources

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/1228-23-0x0000000075430000-0x00000000759E1000-memory.dmp

Filesize
5.7MB

Download
memory/1228-25-0x0000000075430000-0x00000000759E1000-memory.dmp

Filesize
5.7MB

Download
memory/1228-24-0x0000000075430000-0x00000000759E1000-memory.dmp

Filesize
5.7MB

Download
memory/1228-27-0x0000000075430000-0x00000000759E1000-memory.dmp

Filesize
5.7MB

Download
memory/1228-28-0x0000000075430000-0x00000000759E1000-memory.dmp

Filesize
5.7MB

Download
memory/1228-29-0x0000000075430000-0x00000000759E1000-memory.dmp

Filesize
5.7MB

Download
memory/3608-0-0x0000000075432000-0x0000000075433000-memory.dmp

Filesize
4KB

Download
memory/3608-1-0x0000000075430000-0x00000000759E1000-memory.dmp

Filesize
5.7MB

Download
memory/3608-22-0x0000000075430000-0x00000000759E1000-memory.dmp

Filesize
5.7MB

Download
memory/3608-2-0x0000000075430000-0x00000000759E1000-memory.dmp

Filesize
5.7MB

Download
memory/5684-13-0x0000000075430000-0x00000000759E1000-memory.dmp

Filesize
5.7MB

Download
memory/5684-18-0x0000000075430000-0x00000000759E1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads