metamorpherrat | ca642ba1abf5f58a629ddcb794e2a65d43bf4c1dbcfde57466c6ae908a820fdb

General

Target

ca642ba1abf5f58a629ddcb794e2a65d43bf4c1dbcfde57466c6ae908a820fdb.exe
Size

78KB
MD5

328306196dd90bc9b14efc97edd0c7dc
SHA1

e58c6749924cc692ce2fb15101c46a483d6eab1d
SHA256

ca642ba1abf5f58a629ddcb794e2a65d43bf4c1dbcfde57466c6ae908a820fdb
SHA512

48259b0203302148e5b9919403cf24e9a9e64fc6b68574b7ca788d2cba3fbbdd67a367fb81d8f189e6d452020293d986f2d4b73460e2c8d7b77c0d26f390f595
SSDEEP

1536:PPCHY6M7t4XT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQt99/c1vKY:PPCHYnhASyRxvhTzXPvCbW2U99/7Y

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
2144	tmpC82F.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2400	ca642ba1abf5f58a629ddcb794e2a65d43bf4c1dbcfde57466c6ae908a820fdb.exe
2400	ca642ba1abf5f58a629ddcb794e2a65d43bf4c1dbcfde57466c6ae908a820fdb.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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmpC82F.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	ca642ba1abf5f58a629ddcb794e2a65d43bf4c1dbcfde57466c6ae908a820fdb.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	tmpC82F.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2400	ca642ba1abf5f58a629ddcb794e2a65d43bf4c1dbcfde57466c6ae908a820fdb.exe
Token: SeDebugPrivilege	2144	tmpC82F.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2400 wrote to memory of 1268	2400	ca642ba1abf5f58a629ddcb794e2a65d43bf4c1dbcfde57466c6ae908a820fdb.exe	30
PID 2400 wrote to memory of 1268	2400	ca642ba1abf5f58a629ddcb794e2a65d43bf4c1dbcfde57466c6ae908a820fdb.exe	30
PID 2400 wrote to memory of 1268	2400	ca642ba1abf5f58a629ddcb794e2a65d43bf4c1dbcfde57466c6ae908a820fdb.exe	30
PID 2400 wrote to memory of 1268	2400	ca642ba1abf5f58a629ddcb794e2a65d43bf4c1dbcfde57466c6ae908a820fdb.exe	30
PID 1268 wrote to memory of 2764	1268	vbc.exe	32
PID 1268 wrote to memory of 2764	1268	vbc.exe	32
PID 1268 wrote to memory of 2764	1268	vbc.exe	32
PID 1268 wrote to memory of 2764	1268	vbc.exe	32
PID 2400 wrote to memory of 2144	2400	ca642ba1abf5f58a629ddcb794e2a65d43bf4c1dbcfde57466c6ae908a820fdb.exe	33
PID 2400 wrote to memory of 2144	2400	ca642ba1abf5f58a629ddcb794e2a65d43bf4c1dbcfde57466c6ae908a820fdb.exe	33
PID 2400 wrote to memory of 2144	2400	ca642ba1abf5f58a629ddcb794e2a65d43bf4c1dbcfde57466c6ae908a820fdb.exe	33
PID 2400 wrote to memory of 2144	2400	ca642ba1abf5f58a629ddcb794e2a65d43bf4c1dbcfde57466c6ae908a820fdb.exe	33

C:\Users\Admin\AppData\Local\Temp\ca642ba1abf5f58a629ddcb794e2a65d43bf4c1dbcfde57466c6ae908a820fdb.exe
"C:\Users\Admin\AppData\Local\Temp\ca642ba1abf5f58a629ddcb794e2a65d43bf4c1dbcfde57466c6ae908a820fdb.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2400
- 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\exuwx9l4.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1268
- - 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\RESCA71.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcCA70.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2764
- C:\Users\Admin\AppData\Local\Temp\tmpC82F.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpC82F.tmp.exe" C:\Users\Admin\AppData\Local\Temp\ca642ba1abf5f58a629ddcb794e2a65d43bf4c1dbcfde57466c6ae908a820fdb.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2144

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\RESCA71.tmp

Filesize
1KB

MD5
e5256ba6aefdabb9b31b9f964839bc62

SHA1
9a1fcfb855a1083c6829584f59008d1859ebf43e

SHA256
232969adb4d565e6140b7a76f1c2406ffc2c15aaefa5cac3f8c5b92563cf589d

SHA512
83967f4fae1e8f420007893382777f1abb13f5730cc3d26c32246c87645564a09b98b65c50996309dd87cd1f72aeb20208c8ed70a4f9470f4c8001feac61bce1

Download Submit
C:\Users\Admin\AppData\Local\Temp\exuwx9l4.0.vb

Filesize
15KB

MD5
e9cc6f58497967964ff8d214ca154a02

SHA1
d9a55dc8d8fd529d6697b0e921d69291a856371b

SHA256
91bd8766beb329ab6bc173834405d29776792e1fab7604b89c8c39f5e25ae0d6

SHA512
a9f60e65792b448494724c46eb3dfb98b8704c4d58bd565f80bd93087f7c85bee6c4f6af3a663db65555676e054e881e165b65cab34f6eb965c8c24fea82c300

Download Submit
C:\Users\Admin\AppData\Local\Temp\exuwx9l4.cmdline

Filesize
266B

MD5
1245f536419d38b55572dca1ceffad1b

SHA1
afb9eab57cbcfb66793ad942e51a5c86f858d9b6

SHA256
3973487265a1618fd8e1a0b84047015c8c4f05236f4b6e9817f9fe81460da19c

SHA512
f90a54ef74896f56d1cd7f83889212c9b2985434cff3cfca8629b88c219d8b8899b7095c06d7cc9952c9f144bb89346736e5bc328ab942bbf63bd7925d776c56

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC82F.tmp.exe

Filesize
78KB

MD5
a88ca0d0d0dad5f287cb6d21419ac251

SHA1
30748a066c52a08874c0d71fe4bcc50e1fbdd04e

SHA256
d8e30cfbd0a091712ca75f78a24d24ad557d38e7e5d0091465ef1e94a6730e0f

SHA512
71d3b600381b39681f0758a353660dd30459cc945e2dad2792a30a638d2334e63353b9d25acd977e97d421578ed989ad889353777deb94c867b3657ce63c8f66

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcCA70.tmp

Filesize
660B

MD5
0727a187e493a57d3ea8417631c38038

SHA1
ecc866f794b766195a3a6f7cf3275e4bfa43500b

SHA256
3e6c9d26f459333b3150a3800ab92f5b7dba3a8c683da62b424a66b0e067e904

SHA512
d5898ef1c392975cb8c06af805d1e313801dac3d7f6b22b70f8787b6a9964f8b14a5f8f8ef6b884bceb5ccb61e3553e8245170c4961a4a65092ca4e7ef76e8df

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/1268-8-0x00000000747D0000-0x0000000074D7B000-memory.dmp

Filesize
5.7MB

Download
memory/1268-18-0x00000000747D0000-0x0000000074D7B000-memory.dmp

Filesize
5.7MB

Download
memory/2400-0-0x00000000747D1000-0x00000000747D2000-memory.dmp

Filesize
4KB

Download
memory/2400-1-0x00000000747D0000-0x0000000074D7B000-memory.dmp

Filesize
5.7MB

Download
memory/2400-2-0x00000000747D0000-0x0000000074D7B000-memory.dmp

Filesize
5.7MB

Download
memory/2400-24-0x00000000747D0000-0x0000000074D7B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads