metamorpherrat | 5a45aefbc248a0f2c6d2f20d9dfc7fd675840688813a3e593ce7883fe9f4631d

General

Target

5a45aefbc248a0f2c6d2f20d9dfc7fd675840688813a3e593ce7883fe9f4631d.exe
Size

78KB
MD5

53149184b5d895d93c2ec1cbd51e8e11
SHA1

5b95fbb21e11950adc4a190a9a52a0536cfccbf7
SHA256

5a45aefbc248a0f2c6d2f20d9dfc7fd675840688813a3e593ce7883fe9f4631d
SHA512

9e037c03edb3c9383cbb97eb31c6d3fc277fa1afdb923ba5d51cc1e3f5f040a425be71b5d8cf2ee1cdb294b4ec5a26e810820780df0fa9e9b3cdb64facc7be15
SSDEEP

1536:/y5jIXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtC6m9/q1tVh:/y5jQSyRxvhTzXPvCbW2UO9/0h

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

Deletes itself 1 IoCs

pid	Process
2808	tmpF103.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
2808	tmpF103.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2996	5a45aefbc248a0f2c6d2f20d9dfc7fd675840688813a3e593ce7883fe9f4631d.exe
2996	5a45aefbc248a0f2c6d2f20d9dfc7fd675840688813a3e593ce7883fe9f4631d.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\""	tmpF103.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	5a45aefbc248a0f2c6d2f20d9dfc7fd675840688813a3e593ce7883fe9f4631d.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	tmpF103.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2996	5a45aefbc248a0f2c6d2f20d9dfc7fd675840688813a3e593ce7883fe9f4631d.exe
Token: SeDebugPrivilege	2808	tmpF103.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2996 wrote to memory of 2748	2996	5a45aefbc248a0f2c6d2f20d9dfc7fd675840688813a3e593ce7883fe9f4631d.exe	30
PID 2996 wrote to memory of 2748	2996	5a45aefbc248a0f2c6d2f20d9dfc7fd675840688813a3e593ce7883fe9f4631d.exe	30
PID 2996 wrote to memory of 2748	2996	5a45aefbc248a0f2c6d2f20d9dfc7fd675840688813a3e593ce7883fe9f4631d.exe	30
PID 2996 wrote to memory of 2748	2996	5a45aefbc248a0f2c6d2f20d9dfc7fd675840688813a3e593ce7883fe9f4631d.exe	30
PID 2748 wrote to memory of 2676	2748	vbc.exe	32
PID 2748 wrote to memory of 2676	2748	vbc.exe	32
PID 2748 wrote to memory of 2676	2748	vbc.exe	32
PID 2748 wrote to memory of 2676	2748	vbc.exe	32
PID 2996 wrote to memory of 2808	2996	5a45aefbc248a0f2c6d2f20d9dfc7fd675840688813a3e593ce7883fe9f4631d.exe	33
PID 2996 wrote to memory of 2808	2996	5a45aefbc248a0f2c6d2f20d9dfc7fd675840688813a3e593ce7883fe9f4631d.exe	33
PID 2996 wrote to memory of 2808	2996	5a45aefbc248a0f2c6d2f20d9dfc7fd675840688813a3e593ce7883fe9f4631d.exe	33
PID 2996 wrote to memory of 2808	2996	5a45aefbc248a0f2c6d2f20d9dfc7fd675840688813a3e593ce7883fe9f4631d.exe	33

C:\Users\Admin\AppData\Local\Temp\5a45aefbc248a0f2c6d2f20d9dfc7fd675840688813a3e593ce7883fe9f4631d.exe
"C:\Users\Admin\AppData\Local\Temp\5a45aefbc248a0f2c6d2f20d9dfc7fd675840688813a3e593ce7883fe9f4631d.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2996
- 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\tuuglwmc.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2748
- - 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\RESF28A.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcF289.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2676
- C:\Users\Admin\AppData\Local\Temp\tmpF103.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpF103.tmp.exe" C:\Users\Admin\AppData\Local\Temp\5a45aefbc248a0f2c6d2f20d9dfc7fd675840688813a3e593ce7883fe9f4631d.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2808

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\RESF28A.tmp

Filesize
1KB

MD5
a25ffd47778b62198a496c827f138784

SHA1
771c9893f63f9131dfad79555997a82ac8d5aa30

SHA256
bc52c626a317e34a7fd06a386cb851a92cc1e1e1e1e78cc3b22cdebd3fdc870b

SHA512
1ce6ac8572f825301301d127c38cfb39499ecaa4a854d82cfd7eafb9807876c542a3c12016f14a08b8b9f4cb5b1f96dd6ff62885ca9a0c6b5ba574eadcd3be51

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF103.tmp.exe

Filesize
78KB

MD5
b92702f2385adbb08e0a39e5af586e52

SHA1
65deab535533abcb7fe38de896831bd3d8084f33

SHA256
18ae817357fe3dc40cceb231d4e0b746079e9f777250b3f468b504d0a5eaedf5

SHA512
d0f54ed0c3014be20f62b00aa6a9007c0808ecf6688ebfff0a22baee82347541791e1e6df2f11c2bc5139de1d83c60065280f2d03001b510f279e1219edb4604

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

Filesize
14KB

MD5
c5bfa6295b673c398a03e083f337c32e

SHA1
862d31dc382af5b0d465295508e705adfda4c3dc

SHA256
03d82b056804f16148dff207439ebaa179ad9d713cf73020e64ec11c7658843f

SHA512
3607d9d7c6298fac396bdee44edc98f3a00a1a901bd3cfb9cd62e4271473d70c1cf785184a0c697d44e9d3f9ab6711dce109ff2636d432655c0d024b4da5058b

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

Filesize
266B

MD5
f211a90b3a56712ab1204383b84256bf

SHA1
f993912ca6cbf97d4762495f97758f98fc06ecad

SHA256
1d9b2b9b939b75e7a50ce2d447ab8616cb1ff952d7341cc4741a8cb4c6136710

SHA512
204a00f302d3f73290d25c5ec60e39ffc2fcaf9e744cdb5bfa0b83300c9fe89c0ed7693202df81d05890c7e60b4def437101fce35cc43306ef8a3788fa98cab9

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcF289.tmp

Filesize
660B

MD5
8c8e0d9c5925c89877ac1a27bc5028c0

SHA1
8d9cc8f1a78e9129a7aed5867ca97e78fc52bbd8

SHA256
bc2c2452cf234cfa078b2c643689a077894a7230a0a08e14733f354a995905f4

SHA512
fd7d908b11e1a78d4ab9ecd6a5ba74589c0ebe1f5bb588170e8e0e47ed5c967f091c94f863866112e0deef6b83d07bc9ddf57690e7f966e429fee374708d3ae5

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/2748-8-0x0000000074620000-0x0000000074BCB000-memory.dmp

Filesize
5.7MB

Download
memory/2748-18-0x0000000074620000-0x0000000074BCB000-memory.dmp

Filesize
5.7MB

Download
memory/2996-0-0x0000000074621000-0x0000000074622000-memory.dmp

Filesize
4KB

Download
memory/2996-1-0x0000000074620000-0x0000000074BCB000-memory.dmp

Filesize
5.7MB

Download
memory/2996-2-0x0000000074620000-0x0000000074BCB000-memory.dmp

Filesize
5.7MB

Download
memory/2996-23-0x0000000074620000-0x0000000074BCB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads