metamorpherrat | b8e7f397929414a5cfc35f04a3448131f80a75b859135b906294197f225a51ed

General

Target

b8e7f397929414a5cfc35f04a3448131f80a75b859135b906294197f225a51ed.exe
Size

78KB
MD5

91bc40189ed4720fc12f2acecf4d1891
SHA1

8800564f56f16384e54b98bebfeb90d10cea65ef
SHA256

b8e7f397929414a5cfc35f04a3448131f80a75b859135b906294197f225a51ed
SHA512

18571e7e72e74a78691f89367a502edfa974b578345574e7527a997ff61c6372096245c7e6b727a726f42991a9947c65c627b1663187e44fb403bd49dda917b6
SSDEEP

1536:hXPWV5jSfAlGmWw644txVILJtcfJuovFdPKmNqOqD70Gou2P2oYe9Qti6H9/c1n1:ZPWV5jSfAtWDDILJLovbicqOq3o+n/9k

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

Executes dropped EXE 1 IoCs

pid	Process
484	tmpC783.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2080	b8e7f397929414a5cfc35f04a3448131f80a75b859135b906294197f225a51ed.exe
2080	b8e7f397929414a5cfc35f04a3448131f80a75b859135b906294197f225a51ed.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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\caspol.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\InstallMembership.exe\""	tmpC783.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	b8e7f397929414a5cfc35f04a3448131f80a75b859135b906294197f225a51ed.exe
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	tmpC783.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2080	b8e7f397929414a5cfc35f04a3448131f80a75b859135b906294197f225a51ed.exe
Token: SeDebugPrivilege	484	tmpC783.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2080 wrote to memory of 2328	2080	b8e7f397929414a5cfc35f04a3448131f80a75b859135b906294197f225a51ed.exe	30
PID 2080 wrote to memory of 2328	2080	b8e7f397929414a5cfc35f04a3448131f80a75b859135b906294197f225a51ed.exe	30
PID 2080 wrote to memory of 2328	2080	b8e7f397929414a5cfc35f04a3448131f80a75b859135b906294197f225a51ed.exe	30
PID 2080 wrote to memory of 2328	2080	b8e7f397929414a5cfc35f04a3448131f80a75b859135b906294197f225a51ed.exe	30
PID 2328 wrote to memory of 2052	2328	vbc.exe	32
PID 2328 wrote to memory of 2052	2328	vbc.exe	32
PID 2328 wrote to memory of 2052	2328	vbc.exe	32
PID 2328 wrote to memory of 2052	2328	vbc.exe	32
PID 2080 wrote to memory of 484	2080	b8e7f397929414a5cfc35f04a3448131f80a75b859135b906294197f225a51ed.exe	33
PID 2080 wrote to memory of 484	2080	b8e7f397929414a5cfc35f04a3448131f80a75b859135b906294197f225a51ed.exe	33
PID 2080 wrote to memory of 484	2080	b8e7f397929414a5cfc35f04a3448131f80a75b859135b906294197f225a51ed.exe	33
PID 2080 wrote to memory of 484	2080	b8e7f397929414a5cfc35f04a3448131f80a75b859135b906294197f225a51ed.exe	33

C:\Users\Admin\AppData\Local\Temp\b8e7f397929414a5cfc35f04a3448131f80a75b859135b906294197f225a51ed.exe
"C:\Users\Admin\AppData\Local\Temp\b8e7f397929414a5cfc35f04a3448131f80a75b859135b906294197f225a51ed.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2080
- 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\cplxi1of.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2328
- - 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\RESC8CC.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcC8CB.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2052
- C:\Users\Admin\AppData\Local\Temp\tmpC783.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpC783.tmp.exe" C:\Users\Admin\AppData\Local\Temp\b8e7f397929414a5cfc35f04a3448131f80a75b859135b906294197f225a51ed.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:484

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

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\RESC8CC.tmp

Filesize
1KB

MD5
4acd7b129461d522d78a621b2c31b563

SHA1
56398b3bbc0f82ca0fda0d273867db6cde691ac9

SHA256
3aeb5a923b59307c1c4e599458686760e4c2c44f7587cd0e7e9897a1c3fc9658

SHA512
64ee178c831a31521b8a7e50af0a9e01bf5e3f15afda7dccd12b59d3658d473a6c770e5da848a5d7fec334ac1fcd09b854cfece08a714748aa1869a2ede21e67

Download Submit
C:\Users\Admin\AppData\Local\Temp\cplxi1of.0.vb

Filesize
14KB

MD5
eac99d8d7a52c288a7547a299862adfb

SHA1
6e498ff592af1c44f4e8e01ec6791908604f327f

SHA256
c00db2a030b193b5b190093521c449b6ef31899dbdcf006c4025b9032ab34adf

SHA512
1be5abecacfc88e45fcbeb1354d30741abb331ebc9d61c3de1ab11acc17bc926d7eaa65969d129e79d9147e41e9c048a07a9a4c835b562ce92614519eef31d96

Download Submit
C:\Users\Admin\AppData\Local\Temp\cplxi1of.cmdline

Filesize
266B

MD5
fb584b3ab26a4f5669f9f26844fd4ed7

SHA1
b8f49e0034fa556ad081b87916616d49adb250fe

SHA256
e639c94a798b5a58cba28f49fd722b450a093f1def053a3de3e8d1c644cda83a

SHA512
423ed2864790c61ca6100aa2e31b410c7e1e88d2f33aa951cdcd2a8b9f3b8839f29a172efdf29c34567a724301aba8bdc50caed58ce06cc38bf36cb1e4a399e1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC783.tmp.exe

Filesize
78KB

MD5
c7bd09a93482eb402050313046e0eccb

SHA1
80b17a6ab2ffa7b2db517f1878838e6cc28e9aab

SHA256
b1339d7aff070cf026033c8f6a297663b6dffc759aa536073a86f3712664e1cd

SHA512
bf99f0906743c966228b4eac532d996f7c4e64c42486ed69cfbce9a693a5c759657a7770b02a3aac5da45d574a608f6eb6884592dec00877d6fee85ec75763d3

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcC8CB.tmp

Filesize
660B

MD5
232ee4ffcc1346bc1b26c7ecf208b098

SHA1
c41842816600d31f1c468374f8ed3053fcda5190

SHA256
ea28f259b8d7f916f0b94da2c7cb1a639896c26bbda204d6f6b1ba2c2b6af519

SHA512
5140e98c09934bd99fdbfbac1e68f5828d02ee2ad24918fa2273d7eeeda59c6d3b7576048614ee6dc6157d6f845526f4078b737b94c2490e1ebb94d410cd2a29

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

Filesize
62KB

MD5
a26b0f78faa3881bb6307a944b096e91

SHA1
42b01830723bf07d14f3086fa83c4f74f5649368

SHA256
b43ecda931e7af03f0768c905ed9fa82c03e41e566b1dff9960afc6b91ae5ab5

SHA512
a0e9c2814fca6bcf87e779592c005d7a8eef058a61f5a5443f7cf8d97e2316d0cde91ed51270bbcc23ccf68c7fc4a321a5a95a4eed75cb8d8a45cb3aa725fb9c

Download Submit
memory/2080-0-0x0000000074B31000-0x0000000074B32000-memory.dmp

Filesize
4KB

Download
memory/2080-1-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download
memory/2080-2-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download
memory/2080-24-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download
memory/2328-8-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download
memory/2328-18-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads