metamorpherrat | a16151de5e9f8b0d7bcbf21125630d3abd2e15dde8dd0e42fe078528b4325d6d

General

Target

a16151de5e9f8b0d7bcbf21125630d3abd2e15dde8dd0e42fe078528b4325d6d.exe
Size

78KB
MD5

bccfd2f671f53447e907641021e413ce
SHA1

153f183bba5420907f35a4e1712c793e3bd5d9d3
SHA256

a16151de5e9f8b0d7bcbf21125630d3abd2e15dde8dd0e42fe078528b4325d6d
SHA512

8ec24938cd929119a71ccef094a4034f26a56c36c8fa5caa16aeca6f9321950b81108834608fba205f421f50cef6b995680a4fc0b29ad6fc2ef66fa2efa71bc0
SSDEEP

1536:4PWV5jAXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQty6A9/o01Gtp:4PWV5j4SyRxvhTzXPvCbW2UI9/Mp

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
Metamorpherrat family
metamorpherrat

Executes dropped EXE 1 IoCs

pid	Process
2448	tmpD71D.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2848	a16151de5e9f8b0d7bcbf21125630d3abd2e15dde8dd0e42fe078528b4325d6d.exe
2848	a16151de5e9f8b0d7bcbf21125630d3abd2e15dde8dd0e42fe078528b4325d6d.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmpD71D.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	a16151de5e9f8b0d7bcbf21125630d3abd2e15dde8dd0e42fe078528b4325d6d.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	tmpD71D.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2848	a16151de5e9f8b0d7bcbf21125630d3abd2e15dde8dd0e42fe078528b4325d6d.exe
Token: SeDebugPrivilege	2448	tmpD71D.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2848 wrote to memory of 2256	2848	a16151de5e9f8b0d7bcbf21125630d3abd2e15dde8dd0e42fe078528b4325d6d.exe	31
PID 2848 wrote to memory of 2256	2848	a16151de5e9f8b0d7bcbf21125630d3abd2e15dde8dd0e42fe078528b4325d6d.exe	31
PID 2848 wrote to memory of 2256	2848	a16151de5e9f8b0d7bcbf21125630d3abd2e15dde8dd0e42fe078528b4325d6d.exe	31
PID 2848 wrote to memory of 2256	2848	a16151de5e9f8b0d7bcbf21125630d3abd2e15dde8dd0e42fe078528b4325d6d.exe	31
PID 2256 wrote to memory of 2496	2256	vbc.exe	33
PID 2256 wrote to memory of 2496	2256	vbc.exe	33
PID 2256 wrote to memory of 2496	2256	vbc.exe	33
PID 2256 wrote to memory of 2496	2256	vbc.exe	33
PID 2848 wrote to memory of 2448	2848	a16151de5e9f8b0d7bcbf21125630d3abd2e15dde8dd0e42fe078528b4325d6d.exe	34
PID 2848 wrote to memory of 2448	2848	a16151de5e9f8b0d7bcbf21125630d3abd2e15dde8dd0e42fe078528b4325d6d.exe	34
PID 2848 wrote to memory of 2448	2848	a16151de5e9f8b0d7bcbf21125630d3abd2e15dde8dd0e42fe078528b4325d6d.exe	34
PID 2848 wrote to memory of 2448	2848	a16151de5e9f8b0d7bcbf21125630d3abd2e15dde8dd0e42fe078528b4325d6d.exe	34

C:\Users\Admin\AppData\Local\Temp\a16151de5e9f8b0d7bcbf21125630d3abd2e15dde8dd0e42fe078528b4325d6d.exe
"C:\Users\Admin\AppData\Local\Temp\a16151de5e9f8b0d7bcbf21125630d3abd2e15dde8dd0e42fe078528b4325d6d.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2848
- 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\dpx5jof6.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2256
- - 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\RESD894.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcD893.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2496
- C:\Users\Admin\AppData\Local\Temp\tmpD71D.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpD71D.tmp.exe" C:\Users\Admin\AppData\Local\Temp\a16151de5e9f8b0d7bcbf21125630d3abd2e15dde8dd0e42fe078528b4325d6d.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2448

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

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

1

T1112

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\RESD894.tmp

Filesize
1KB

MD5
3ea12ea8480d5fba71b0860af42c42ce

SHA1
4bf9c777edb97c03064f379f3645897ecf521fb3

SHA256
9a4764b3dc41911a4101a1aec5b0d53d64e48adf5af70118cf6a8cfd9b16c207

SHA512
6006605a3356daefb05e486b6c7b1c01ef654fdc1275e53cdf582cdd1cca46cbc9ca48a3d34d0e0c403993fbc38f6988889142b0071c066784e562fcfdd4ece6

Download Submit
C:\Users\Admin\AppData\Local\Temp\dpx5jof6.0.vb

Filesize
14KB

MD5
6e641960caf881cd5d56fd020700c153

SHA1
535b9c261241a2acc0f26acc82450ceb1226c806

SHA256
0ee72e70147603b3bc48bf619d2e2c549c5d64a63c3001e38349bfddd4808304

SHA512
b9795f2fd304aee16fc13dd6fefaa11fbbbfe2cffd23fe2bc72be31001060fe6f28b6865db94387ffd599f9d1a9fd8464bd0c10891586a59a256b1a476047236

Download Submit
C:\Users\Admin\AppData\Local\Temp\dpx5jof6.cmdline

Filesize
266B

MD5
5682dd76868a1e2f1a38467a15fbf298

SHA1
b4ea82c6ee22b80ba877376ede9ed83037477073

SHA256
2c23e65589a0b5532be78be4d980a011081e7a44fdb24909ec3863cb3e060fc1

SHA512
10da9badd08d8f72c3bc5fb4b0efb9e794daef01b7890762a59040aa374d66840da9eaa9e4c6f08a0b267025ab4589ba4d2304f189bec3c1859628e46767f1f8

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD71D.tmp.exe

Filesize
78KB

MD5
c38413a320d584d6691101821e912952

SHA1
714511bdfa159926b1a07b0a789b6d2fddf50b10

SHA256
5cf618f1e278c105ae6f3d18676ef91d06f7ab5aeac3030aaeb5439095240342

SHA512
33d95e9c4b7a5b69cef9db4e81ea641220ef3eab7c0cd30109f23555be6bb3b249c44c4900ecb0acf49d2046669690903bcd4d484f1b5aae8c25268b05fa279b

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcD893.tmp

Filesize
660B

MD5
2c54ce3eecf353602a972a0172e66756

SHA1
cd873a14ac00de4ec2ca9be47a98f90d4c1bd7be

SHA256
99ba2fd9a0303881cbf9846d3f266e74b0267e9a2c9a336be8cd310dafd8e0dd

SHA512
9ce12319334723ab186f1c2d0989ae7c0eac70610b7750ccd44ce667b5c202c03faae9372266e7ff49e4deead139226fa4cbc6dcdb5b1bcafbe9e6fab7e4ed2b

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/2256-8-0x0000000074B50000-0x00000000750FB000-memory.dmp

Filesize
5.7MB

Download
memory/2256-18-0x0000000074B50000-0x00000000750FB000-memory.dmp

Filesize
5.7MB

Download
memory/2848-0-0x0000000074B51000-0x0000000074B52000-memory.dmp

Filesize
4KB

Download
memory/2848-1-0x0000000074B50000-0x00000000750FB000-memory.dmp

Filesize
5.7MB

Download
memory/2848-2-0x0000000074B50000-0x00000000750FB000-memory.dmp

Filesize
5.7MB

Download
memory/2848-24-0x0000000074B50000-0x00000000750FB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads