metamorpherrat | b3c3faee150257c3dfaaaf9133f2607b67e46000ee44ff624e7c60ef806e5e10

General

Target

b3c3faee150257c3dfaaaf9133f2607b67e46000ee44ff624e7c60ef806e5e10N.exe
Size

78KB
MD5

1ca379954e88873978f8fee898004950
SHA1

d1454ee16e5aa95d6a49a47be33cb34786c5f512
SHA256

b3c3faee150257c3dfaaaf9133f2607b67e46000ee44ff624e7c60ef806e5e10
SHA512

5c2a0a0630c3bbb063b524a3b470faec2dc4ccc6da52edfe34767e544a5c43054dbf457590af3db0ca70e1d2ad45dba5c239d83fcfba3dfcf9baa2c947efcc95
SSDEEP

1536:ye585XT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQty6et9/YCw1tI:ye58pSyRxvhTzXPvCbW2Ui9/YCX

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

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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	b3c3faee150257c3dfaaaf9133f2607b67e46000ee44ff624e7c60ef806e5e10N.exe

Deletes itself 1 IoCs

pid	Process
1696	tmp83D6.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
1696	tmp83D6.tmp.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-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmp83D6.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	tmp83D6.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b3c3faee150257c3dfaaaf9133f2607b67e46000ee44ff624e7c60ef806e5e10N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1200	b3c3faee150257c3dfaaaf9133f2607b67e46000ee44ff624e7c60ef806e5e10N.exe
Token: SeDebugPrivilege	1696	tmp83D6.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1200 wrote to memory of 3476	1200	b3c3faee150257c3dfaaaf9133f2607b67e46000ee44ff624e7c60ef806e5e10N.exe	83
PID 1200 wrote to memory of 3476	1200	b3c3faee150257c3dfaaaf9133f2607b67e46000ee44ff624e7c60ef806e5e10N.exe	83
PID 1200 wrote to memory of 3476	1200	b3c3faee150257c3dfaaaf9133f2607b67e46000ee44ff624e7c60ef806e5e10N.exe	83
PID 3476 wrote to memory of 1788	3476	vbc.exe	85
PID 3476 wrote to memory of 1788	3476	vbc.exe	85
PID 3476 wrote to memory of 1788	3476	vbc.exe	85
PID 1200 wrote to memory of 1696	1200	b3c3faee150257c3dfaaaf9133f2607b67e46000ee44ff624e7c60ef806e5e10N.exe	86
PID 1200 wrote to memory of 1696	1200	b3c3faee150257c3dfaaaf9133f2607b67e46000ee44ff624e7c60ef806e5e10N.exe	86
PID 1200 wrote to memory of 1696	1200	b3c3faee150257c3dfaaaf9133f2607b67e46000ee44ff624e7c60ef806e5e10N.exe	86

C:\Users\Admin\AppData\Local\Temp\b3c3faee150257c3dfaaaf9133f2607b67e46000ee44ff624e7c60ef806e5e10N.exe
"C:\Users\Admin\AppData\Local\Temp\b3c3faee150257c3dfaaaf9133f2607b67e46000ee44ff624e7c60ef806e5e10N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1200
- 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\0eyht5is.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3476
- - 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\RES859B.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcFC399C0FCC40434C94D68E6B7F899AC8.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1788
- C:\Users\Admin\AppData\Local\Temp\tmp83D6.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp83D6.tmp.exe" C:\Users\Admin\AppData\Local\Temp\b3c3faee150257c3dfaaaf9133f2607b67e46000ee44ff624e7c60ef806e5e10N.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1696

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

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\0eyht5is.0.vb

Filesize
14KB

MD5
1de09fba9b47fecfd9710900858e0845

SHA1
6f4fa0d3fbb4e0166e174dcb9db394968b22734f

SHA256
e99f3745809ef58c4fd7db512c94474c982d9de19310f0ea2b5fd9d8e2992de1

SHA512
92df294bceac9f01036729c6a44350c1dd1180db550e8e46305ea57acf78fa514d795ccef28bfac925eff87ddae90f0e2cd9c593db9d08c9d951b2053506d8f8

Download Submit
C:\Users\Admin\AppData\Local\Temp\0eyht5is.cmdline

Filesize
266B

MD5
7f2663a7df88209ce19e5bc662236912

SHA1
ee4724a9c65120181150e790f1c9c10a40e468eb

SHA256
390d5eac38ac1f67a126d68c02e1eff9a9c2dc32bcb6da38456d695df90fe08c

SHA512
c45a7705009eaab540a34b9f012d716c22030f3b4121dc7c41fd3c633884e4e582a10db1aae79b9599f518027306bf12b91a80be126bb224b5ee3116c2704d14

Download Submit
C:\Users\Admin\AppData\Local\Temp\RES859B.tmp

Filesize
1KB

MD5
2644e284693b0140378fad1d62d51a99

SHA1
aac034a6576a621f040ae275387c2eb3ad808c9d

SHA256
dbaa06b1d85016850a63e07f39e4baaf515ba68f6cee6b8adad67cd1e00b7331

SHA512
75a35b814683e5f6e3683fd34be1c509f386fbac6afe0576f41eb9f4a4769eec2272d9022e1acfbf6bb87316be93340d93c53077be563f91689a5896245727fd

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp83D6.tmp.exe

Filesize
78KB

MD5
a8be516e188a7bdd3b325c9cfcfd0a30

SHA1
96879dfaac56a7f1d574bd06f821c56bd18b3dd4

SHA256
8595192b1e36cc523ebdb0cef8642927040bdde60673948265704796e3fcef18

SHA512
81861eae01665adc31178a618d00d09e4e5cd8a494080b45d64b6e062c73cce32fe2042bceb4c02d3420723957bd34a64f8798980d8e05eb4626bc13270fca3f

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcFC399C0FCC40434C94D68E6B7F899AC8.TMP

Filesize
660B

MD5
e2f14df390b49941224d9239028dde8b

SHA1
5d2d2581a7d5fc0cc276b67ac1fbe6c3c8c20e17

SHA256
ffc44bcd0231c50eb0f93666abe330c1f77a8689cc3637a63d30fe631efb9477

SHA512
8c19c2a170a4178d73e6080d72fd2a6a94c63f95786284fd43fb7f3033cc27021d543e47253a18d491fa5b1c00014fca3c4273e88a09909e32026a595bd7bfca

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/1200-1-0x0000000074FC0000-0x0000000075571000-memory.dmp

Filesize
5.7MB

Download
memory/1200-2-0x0000000074FC0000-0x0000000075571000-memory.dmp

Filesize
5.7MB

Download
memory/1200-0-0x0000000074FC2000-0x0000000074FC3000-memory.dmp

Filesize
4KB

Download
memory/1200-22-0x0000000074FC0000-0x0000000075571000-memory.dmp

Filesize
5.7MB

Download
memory/1696-24-0x0000000074FC0000-0x0000000075571000-memory.dmp

Filesize
5.7MB

Download
memory/1696-23-0x0000000074FC0000-0x0000000075571000-memory.dmp

Filesize
5.7MB

Download
memory/1696-26-0x0000000074FC0000-0x0000000075571000-memory.dmp

Filesize
5.7MB

Download
memory/1696-27-0x0000000074FC0000-0x0000000075571000-memory.dmp

Filesize
5.7MB

Download
memory/1696-28-0x0000000074FC0000-0x0000000075571000-memory.dmp

Filesize
5.7MB

Download
memory/3476-18-0x0000000074FC0000-0x0000000075571000-memory.dmp

Filesize
5.7MB

Download
memory/3476-9-0x0000000074FC0000-0x0000000075571000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads