metamorpherrat | 3cf665c16db4b46b4fbbd0d14cb9dc630bf8bf9073f421c3f974bcda12398d83

General

Target

22c073090cbda1bba38c89efdfb6a400N.exe
Size

78KB
MD5

22c073090cbda1bba38c89efdfb6a400
SHA1

7ccee0fc972ec538ac6dace2c2de6f7bb43129f7
SHA256

3cf665c16db4b46b4fbbd0d14cb9dc630bf8bf9073f421c3f974bcda12398d83
SHA512

bc578b79eeee46be758d18f64872c51c3155be72a837af03bac5e6a7aca2e2df6084292a02dcfbcc623e7db990f24300260b9ef317be089a8a01420dbc8fcfc2
SSDEEP

1536:GcPWtHF3uaJtZAlGmWw644txVILJtcfJuovFdPKmNqOqD70Gou2P2oYe9Qtj9/8O:dPWtHFP3ZAtWDDILJLovbicqOq3o+njb

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-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation	22c073090cbda1bba38c89efdfb6a400N.exe

Executes dropped EXE 1 IoCs

pid	Process
4140	tmpD2F0.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-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caspol.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\InstallMembership.exe\""	tmpD2F0.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	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpD2F0.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	22c073090cbda1bba38c89efdfb6a400N.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3484	22c073090cbda1bba38c89efdfb6a400N.exe
Token: SeDebugPrivilege	4140	tmpD2F0.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3484 wrote to memory of 2952	3484	22c073090cbda1bba38c89efdfb6a400N.exe	87
PID 3484 wrote to memory of 2952	3484	22c073090cbda1bba38c89efdfb6a400N.exe	87
PID 3484 wrote to memory of 2952	3484	22c073090cbda1bba38c89efdfb6a400N.exe	87
PID 2952 wrote to memory of 1460	2952	vbc.exe	90
PID 2952 wrote to memory of 1460	2952	vbc.exe	90
PID 2952 wrote to memory of 1460	2952	vbc.exe	90
PID 3484 wrote to memory of 4140	3484	22c073090cbda1bba38c89efdfb6a400N.exe	92
PID 3484 wrote to memory of 4140	3484	22c073090cbda1bba38c89efdfb6a400N.exe	92
PID 3484 wrote to memory of 4140	3484	22c073090cbda1bba38c89efdfb6a400N.exe	92

C:\Users\Admin\AppData\Local\Temp\22c073090cbda1bba38c89efdfb6a400N.exe
"C:\Users\Admin\AppData\Local\Temp\22c073090cbda1bba38c89efdfb6a400N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3484
- 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\mw1_0one.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2952
- - 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\RESD409.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc9CE742A39DA94E7E8A902CA0AC955E22.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1460
- C:\Users\Admin\AppData\Local\Temp\tmpD2F0.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpD2F0.tmp.exe" C:\Users\Admin\AppData\Local\Temp\22c073090cbda1bba38c89efdfb6a400N.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4140

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\RESD409.tmp

Filesize
1KB

MD5
9b474c0fc03e18bc9893fcce2094a1d1

SHA1
cbeab6ab720860ae6dd7dff75dae962e268e20e6

SHA256
ada3dbadd49de813fd5bd399a99721ac56ecc094ee823a070b489df3bfac3309

SHA512
eca33a39e7b655313f14367ef50b89822fb4fd1de4542dae064a5de482bbf0152aef52a6cd5d09de201bfc52a2fb44613bc6218434d2ce6477894debcc6b7b0f

Download Submit
C:\Users\Admin\AppData\Local\Temp\mw1_0one.0.vb

Filesize
15KB

MD5
0f921481deeb0ed65447ccf3c6b32158

SHA1
8c6b6e697a49c4b099222046e025df75be639846

SHA256
e21240752454593b0d488dbbd237d3c272d3482c3e7fdc5749ebacce7ef3b516

SHA512
05b9617a632a9809470584219b571d006bd8b7e57e92c10c6f16013c5b3f31a062dd721a775fbd9f5eb6bc76736213c210d410fe67bbde07a361008cefaa72eb

Download Submit
C:\Users\Admin\AppData\Local\Temp\mw1_0one.cmdline

Filesize
266B

MD5
8be50354c00bc65ca99f84a05017cb26

SHA1
6947d1514cc56a51fb987d0c10b90b03be8e2dd7

SHA256
7dccfafd7e52d52133cf634dd713c267f6ffe30a4d48d2a5f1144bcc5a371367

SHA512
9130930adf23bb45b1bf648cdfc66e0b7959c251ed77fb52f75f0539adef54e9c3312915eabdc9ecd8eb9228576c92deac4766557d3945ad4ae771fb4cfdefc2

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD2F0.tmp.exe

Filesize
78KB

MD5
4c6001e59a1acc9ac5f711e689a7174f

SHA1
ad445ce32b87cc43cb0e851a504aa6a457b88236

SHA256
18f037ea4d9b510af0f378bcdd56f97cecd70b0203f231ae93c933c91d64b999

SHA512
8b9b75c94ce61b8f2730678b34c29cc0e578aa4659a9b6ad6a74b2d9926e81741f73b5c71a09e29e73dc95bdd46d625330e5cda0685ce3f986504269098e39ec

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc9CE742A39DA94E7E8A902CA0AC955E22.TMP

Filesize
660B

MD5
d820d925d02b2b31b0fcb6425ca9f208

SHA1
59e328adc08337a6700b7a85a90cf07db46e24c6

SHA256
4effcdbfd0d33f7d9c7cefcb6dbb9348754ac66631a834e54e886d05d2136f3b

SHA512
4e65921059baf109dc7bb4ece4296e0980462fa44f9619815029be422ef07dab17e44236cf55154f5887139c6a9665587a79a32156a216c9325b74acbb6f9ecf

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

Filesize
62KB

MD5
a26b0f78faa3881bb6307a944b096e91

SHA1
42b01830723bf07d14f3086fa83c4f74f5649368

SHA256
b43ecda931e7af03f0768c905ed9fa82c03e41e566b1dff9960afc6b91ae5ab5

SHA512
a0e9c2814fca6bcf87e779592c005d7a8eef058a61f5a5443f7cf8d97e2316d0cde91ed51270bbcc23ccf68c7fc4a321a5a95a4eed75cb8d8a45cb3aa725fb9c

Download Submit
memory/2952-17-0x0000000075550000-0x0000000075B01000-memory.dmp

Filesize
5.7MB

Download
memory/2952-8-0x0000000075550000-0x0000000075B01000-memory.dmp

Filesize
5.7MB

Download
memory/3484-0-0x0000000075552000-0x0000000075553000-memory.dmp

Filesize
4KB

Download
memory/3484-1-0x0000000075550000-0x0000000075B01000-memory.dmp

Filesize
5.7MB

Download
memory/3484-21-0x0000000075550000-0x0000000075B01000-memory.dmp

Filesize
5.7MB

Download
memory/4140-22-0x0000000075550000-0x0000000075B01000-memory.dmp

Filesize
5.7MB

Download
memory/4140-23-0x0000000075550000-0x0000000075B01000-memory.dmp

Filesize
5.7MB

Download
memory/4140-24-0x0000000075550000-0x0000000075B01000-memory.dmp

Filesize
5.7MB

Download
memory/4140-25-0x0000000075550000-0x0000000075B01000-memory.dmp

Filesize
5.7MB

Download
memory/4140-26-0x0000000075550000-0x0000000075B01000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads