metamorpherrat | 98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b

General

Target

98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b.exe
Size

78KB
MD5

b93013d2e46816651e98af1654bf489d
SHA1

df9d77cf0fff54df55a3056f1ec00b97087cd602
SHA256

98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b
SHA512

af6305a8140448c78432226e6ca0d62491ad4dd6f07494ef88cb8bc3bf0af6a9cb5925ef698c977b0117c9e2860424d34b8a22542612e04a4fefa4432f9e2b03
SSDEEP

1536:Ly58BXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtN67h9/YI1MI:Ly58BSyRxvhTzXPvCbW2UEh9/Yk

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

Deletes itself 1 IoCs

pid	Process
2140	tmp8066.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
2140	tmp8066.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2500	98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b.exe
2500	98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b.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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmp8066.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	98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b.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	tmp8066.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2500	98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b.exe
Token: SeDebugPrivilege	2140	tmp8066.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2500 wrote to memory of 2012	2500	98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b.exe	30
PID 2500 wrote to memory of 2012	2500	98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b.exe	30
PID 2500 wrote to memory of 2012	2500	98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b.exe	30
PID 2500 wrote to memory of 2012	2500	98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b.exe	30
PID 2012 wrote to memory of 1672	2012	vbc.exe	32
PID 2012 wrote to memory of 1672	2012	vbc.exe	32
PID 2012 wrote to memory of 1672	2012	vbc.exe	32
PID 2012 wrote to memory of 1672	2012	vbc.exe	32
PID 2500 wrote to memory of 2140	2500	98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b.exe	33
PID 2500 wrote to memory of 2140	2500	98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b.exe	33
PID 2500 wrote to memory of 2140	2500	98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b.exe	33
PID 2500 wrote to memory of 2140	2500	98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b.exe	33

C:\Users\Admin\AppData\Local\Temp\98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b.exe
"C:\Users\Admin\AppData\Local\Temp\98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2500
- 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\ynofeuzy.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2012
- - 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\RES8132.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc8131.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1672
- C:\Users\Admin\AppData\Local\Temp\tmp8066.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp8066.tmp.exe" C:\Users\Admin\AppData\Local\Temp\98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2140

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\RES8132.tmp

Filesize
1KB

MD5
f3241cddc8f240082898e97887ba7f40

SHA1
2effa5c364dcf0e2f8f8bff4ae3eebb8ef9474b9

SHA256
29adb97cce335c2a74193d98093da15f04fbed72890b16e690a64e64c12dfbcd

SHA512
012ad0bab834500c3522626e64eb55042f4efb92890a96dff99d793610ced6ad185b61d5ad763aa4f96895e294d16b5aebf8facf2fb4496ee63a5215eb1deafc

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp8066.tmp.exe

Filesize
78KB

MD5
a8aefdf2bb95d374323b5f1d5a4c15bc

SHA1
88ce9d29062739c484b3c95e893859ce6554ebc6

SHA256
5bb369a42b5d3235ba5e5dcdae9b7c2ad22263b0779c7f9f4afc363bd5a5d1e8

SHA512
d527b132f84ada3e64df663b27aa7e03e506292b3c1cb7cf3e7fd7f6f459e70f846beb92f4f7ba3529c5b0c37d227109feef202d10d97fadf94a024dc544d751

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc8131.tmp

Filesize
660B

MD5
85245088ffc7378fc23b03d15f4c4a98

SHA1
22559dae8687066660987c02d8e90edf37dd175c

SHA256
eea2bea84ebf127d9b15cb7d7f188e4d848ccb176dc23abe8e5475d9c6d770a4

SHA512
f9b9bbb255c886a27de465bc95f92f0259fd9e44cab090144b59b00ae3a4310f5f9bcba7efaada058b154d4ad2087e75fe85f01f48f5606deb5054e0b3d3da89

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

Filesize
14KB

MD5
ab55a71ac5ec508029cdce7a06e52453

SHA1
a3ad8907b667c70b1b2fff35aa997ee12c2b9899

SHA256
452fdb2adc00077b67cb75f0afdbaf6e75d8361d3c147f1b1d23fc597b8cf5f1

SHA512
8590984c1b01da95741627ce8b0a4735b73c3dc0f161f40ca82aa7d81513f79b4a2755ae466c6dd6cf8a21b6437d87ddb1dfb26b7640e25b78d08740b21d71c7

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

Filesize
266B

MD5
64e8d4070b10d9864210ee1f7d87e507

SHA1
7a1b5e932b6053d33df5509de6cb12cd1ee88a2d

SHA256
bc9af02e52a329ac2f6be6d4787419fea5fd27c143cba32cc55cec5c166a3233

SHA512
5edb5bdfd8327e48dd9b7db1a5346d6e5e4d768f993cc2cb44c9a40c0e6c83b9edad09283d017d1b6df76ee3865d79ef371ee10627c1f28917f871518b15c9c3

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/2012-8-0x0000000074800000-0x0000000074DAB000-memory.dmp

Filesize
5.7MB

Download
memory/2012-18-0x0000000074800000-0x0000000074DAB000-memory.dmp

Filesize
5.7MB

Download
memory/2500-0-0x0000000074801000-0x0000000074802000-memory.dmp

Filesize
4KB

Download
memory/2500-1-0x0000000074800000-0x0000000074DAB000-memory.dmp

Filesize
5.7MB

Download
memory/2500-2-0x0000000074800000-0x0000000074DAB000-memory.dmp

Filesize
5.7MB

Download
memory/2500-24-0x0000000074800000-0x0000000074DAB000-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