metamorpherrat | 752b81c9ba41ce8bb3351db7ed72513bd56ba82f9edc13baf266ac76f17f31ee

General

Target

752b81c9ba41ce8bb3351db7ed72513bd56ba82f9edc13baf266ac76f17f31ee.exe
Size

78KB
MD5

cb5bbd667e2c154fae05fd0ed65383d5
SHA1

dea41a84703c4cedf9ed7701beae4e10c7f20705
SHA256

752b81c9ba41ce8bb3351db7ed72513bd56ba82f9edc13baf266ac76f17f31ee
SHA512

c5bd8555e26c4136fbaf2680ee3a2e8054b0f2c54b0fd027e5d6fb2cdcf559c0712bf3d8283368a70c37d1ed6214244eaf42dcec1794f3f24b9dff0721392660
SSDEEP

1536:D4V58EpJywt04wbje3IgTazcoOEEQLwdCRoaeuProYMHQtd6T9/S1YQu:D4V586JywQjDgTLopLwdCFJzg9/Gu

Score

10^/10

metamorpherrat discovery 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

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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	752b81c9ba41ce8bb3351db7ed72513bd56ba82f9edc13baf266ac76f17f31ee.exe

Executes dropped EXE 1 IoCs

pid	Process
1956	tmp9F8C.tmp.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059
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	752b81c9ba41ce8bb3351db7ed72513bd56ba82f9edc13baf266ac76f17f31ee.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	tmp9F8C.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	956	752b81c9ba41ce8bb3351db7ed72513bd56ba82f9edc13baf266ac76f17f31ee.exe
Token: SeDebugPrivilege	1956	tmp9F8C.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 956 wrote to memory of 2436	956	752b81c9ba41ce8bb3351db7ed72513bd56ba82f9edc13baf266ac76f17f31ee.exe	83
PID 956 wrote to memory of 2436	956	752b81c9ba41ce8bb3351db7ed72513bd56ba82f9edc13baf266ac76f17f31ee.exe	83
PID 956 wrote to memory of 2436	956	752b81c9ba41ce8bb3351db7ed72513bd56ba82f9edc13baf266ac76f17f31ee.exe	83
PID 2436 wrote to memory of 4788	2436	vbc.exe	85
PID 2436 wrote to memory of 4788	2436	vbc.exe	85
PID 2436 wrote to memory of 4788	2436	vbc.exe	85
PID 956 wrote to memory of 1956	956	752b81c9ba41ce8bb3351db7ed72513bd56ba82f9edc13baf266ac76f17f31ee.exe	86
PID 956 wrote to memory of 1956	956	752b81c9ba41ce8bb3351db7ed72513bd56ba82f9edc13baf266ac76f17f31ee.exe	86
PID 956 wrote to memory of 1956	956	752b81c9ba41ce8bb3351db7ed72513bd56ba82f9edc13baf266ac76f17f31ee.exe	86

C:\Users\Admin\AppData\Local\Temp\752b81c9ba41ce8bb3351db7ed72513bd56ba82f9edc13baf266ac76f17f31ee.exe
"C:\Users\Admin\AppData\Local\Temp\752b81c9ba41ce8bb3351db7ed72513bd56ba82f9edc13baf266ac76f17f31ee.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:956
- 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\vm7kvqjf.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2436
- - 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\RESA0C4.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcA94609C321D45098F1A674A72FFB5C2.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4788
- C:\Users\Admin\AppData\Local\Temp\tmp9F8C.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp9F8C.tmp.exe" C:\Users\Admin\AppData\Local\Temp\752b81c9ba41ce8bb3351db7ed72513bd56ba82f9edc13baf266ac76f17f31ee.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1956

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Privilege Escalation

Defense Evasion

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\RESA0C4.tmp

Filesize
1KB

MD5
72062ae46c7b24e65d8b87a1ad481939

SHA1
dd3f35da88791c06acf80125d8221f4e16c9ec3e

SHA256
897f5c7c8feebe054715196543652d74c3b5bb604a6ab0c0c714f9cdef44f8ad

SHA512
22789a7f88a74b88a3b32002d369606ae083cb5cd387de969944ee106e65c69c75edcb45031df92d991692c8f1b1d141919fff8065dd8a44737bdf6fd3072c96

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp9F8C.tmp.exe

Filesize
78KB

MD5
b8007c692493699075136b0cc8170891

SHA1
bfd0881e8469babea5b27d75b1935fc240fa56f7

SHA256
fedf4d8f7d0c57cced3370237c652bd93adc0b2afb45fc934d3d5bb474742c11

SHA512
bbbe3f6a834d9c677897765cf4a3926b42c111e5e566bf5fa90f0c5a13767c8d5540a26aafca5722f58f521c2b2889d31eb8d5592ff2d71e859bd900375b3f1a

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcA94609C321D45098F1A674A72FFB5C2.TMP

Filesize
660B

MD5
c085923ee25b6f717d26e01a8a30f39d

SHA1
231469d9da95b946faf3ca5472c87c7d93a0367c

SHA256
00846429e400e187231b928eb5bdb40cc5d91101806e7de067642927ed91544e

SHA512
c95b0077a5dd020865729f5e6f2e8eeb9ca87c4a9237fca7d36f406334d13fbae24236b148320b80853778d2db79c0103a7b48ea95370f8fe47499c8fdd55ce4

Download Submit
C:\Users\Admin\AppData\Local\Temp\vm7kvqjf.0.vb

Filesize
14KB

MD5
db18af1bb13ecbdf74ec7a3b01ec16ee

SHA1
90fefd66658d63a99b07b1b5ce2ad9bb0e258ad4

SHA256
0e24858a718e14b46004b20c24424632cfef378b9adf58c5a57c19c3771be8ef

SHA512
9ba423a9cf2c63385c30c4e8f9d1b37d15810693a1a7064b49e003223866629bb4169d067b2fd9a636bef88f6a61254c6e6ddf49d334eb511ef6bfbb5e2b6857

Download Submit
C:\Users\Admin\AppData\Local\Temp\vm7kvqjf.cmdline

Filesize
266B

MD5
fbc5d532747755b5e53ad0dd5c25b931

SHA1
6453dd9e7810b85c661d81a8ee1a0abf82311be4

SHA256
c649167bdb3434ebd11f1b3178657e2e4d6a46d110e0192870249b7ff2be631e

SHA512
f7d3938837dea476e951e35ad755652c90a751eb3f6f4fa5e223fdfb25affe76b992a0b2f976e25dfb7a805be123b230ad6d5bdacd0096527cf1f2795c5245a1

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

Filesize
62KB

MD5
484967ab9def8ff17dd55476ca137721

SHA1
a84012f673fe1ac9041e7827cc3de4b20a1194e2

SHA256
9c0a54047f133cf4e3e4444aa57cc576c566218217ea02ad7c04a408ad01791b

SHA512
1e9a0cc800543dada73e551ee714001c4d6c57a595ea2986a4dd8889d1dffd1557735580c694e5feb0b7c27c1a4b3e71a95fab8baf80839f42f80e2109cbe2d7

Download Submit
memory/956-1-0x0000000074BF0000-0x00000000751A1000-memory.dmp

Filesize
5.7MB

Download
memory/956-2-0x0000000074BF0000-0x00000000751A1000-memory.dmp

Filesize
5.7MB

Download
memory/956-0-0x0000000074BF2000-0x0000000074BF3000-memory.dmp

Filesize
4KB

Download
memory/956-22-0x0000000074BF0000-0x00000000751A1000-memory.dmp

Filesize
5.7MB

Download
memory/1956-23-0x0000000074BF0000-0x00000000751A1000-memory.dmp

Filesize
5.7MB

Download
memory/1956-24-0x0000000074BF0000-0x00000000751A1000-memory.dmp

Filesize
5.7MB

Download
memory/1956-25-0x0000000074BF0000-0x00000000751A1000-memory.dmp

Filesize
5.7MB

Download
memory/1956-26-0x0000000074BF0000-0x00000000751A1000-memory.dmp

Filesize
5.7MB

Download
memory/1956-28-0x0000000074BF0000-0x00000000751A1000-memory.dmp

Filesize
5.7MB

Download
memory/1956-27-0x0000000074BF0000-0x00000000751A1000-memory.dmp

Filesize
5.7MB

Download
memory/1956-29-0x0000000074BF0000-0x00000000751A1000-memory.dmp

Filesize
5.7MB

Download
memory/2436-18-0x0000000074BF0000-0x00000000751A1000-memory.dmp

Filesize
5.7MB

Download
memory/2436-8-0x0000000074BF0000-0x00000000751A1000-memory.dmp

Filesize
5.7MB

Download

Analysis

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