metamorpherrat | b8f64d354e9100cdf85f344baa8419d7b8aa03a6596766098807466b9aa451bd

General

Target

f1d01ea6044cb2a122fa7915b1ec8ad0N.exe
Size

78KB
MD5

f1d01ea6044cb2a122fa7915b1ec8ad0
SHA1

f9fbf2bdd67d452ed788005ac567c4375fc5eec3
SHA256

b8f64d354e9100cdf85f344baa8419d7b8aa03a6596766098807466b9aa451bd
SHA512

f48e6ec3a7324ac7c9ab713f06e0083f2f3061c7a1c6c19abb257990997f73565c3c339ae76cc4dd9f2715d93aebe7e798b0d30e0d76ea66ea5fa412ef8cc813
SSDEEP

1536:AoPWtHHuaJtZAlGmWw644txVILJtcfJuovFdPKmNqOqD70Gou2P2oYe9QtZ9/Z1D:nPWtH/3ZAtWDDILJLovbicqOq3o+nZ9v

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

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

Processes:

f1d01ea6044cb2a122fa7915b1ec8ad0N.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000\Control Panel\International\Geo\Nation	f1d01ea6044cb2a122fa7915b1ec8ad0N.exe

Executes dropped EXE 1 IoCs

Processes:

tmpAE41.tmp.exe

pid process

3372 tmpAE41.tmp.exe
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

pid	process
3372	tmpAE41.tmp.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

tmpAE41.tmp.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caspol.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\InstallMembership.exe\""	tmpAE41.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

Processes:

tmpAE41.tmp.exef1d01ea6044cb2a122fa7915b1ec8ad0N.exevbc.execvtres.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpAE41.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f1d01ea6044cb2a122fa7915b1ec8ad0N.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

Processes:

f1d01ea6044cb2a122fa7915b1ec8ad0N.exetmpAE41.tmp.exe

description pid process

Token: SeDebugPrivilege 4112 f1d01ea6044cb2a122fa7915b1ec8ad0N.exe
Token: SeDebugPrivilege 3372 tmpAE41.tmp.exe

description	pid	process
Token: SeDebugPrivilege	4112	f1d01ea6044cb2a122fa7915b1ec8ad0N.exe
Token: SeDebugPrivilege	3372	tmpAE41.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

f1d01ea6044cb2a122fa7915b1ec8ad0N.exevbc.exe

description	pid	process	target process
PID 4112 wrote to memory of 3340	4112	f1d01ea6044cb2a122fa7915b1ec8ad0N.exe	vbc.exe
PID 4112 wrote to memory of 3340	4112	f1d01ea6044cb2a122fa7915b1ec8ad0N.exe	vbc.exe
PID 4112 wrote to memory of 3340	4112	f1d01ea6044cb2a122fa7915b1ec8ad0N.exe	vbc.exe
PID 3340 wrote to memory of 444	3340	vbc.exe	cvtres.exe
PID 3340 wrote to memory of 444	3340	vbc.exe	cvtres.exe
PID 3340 wrote to memory of 444	3340	vbc.exe	cvtres.exe
PID 4112 wrote to memory of 3372	4112	f1d01ea6044cb2a122fa7915b1ec8ad0N.exe	tmpAE41.tmp.exe
PID 4112 wrote to memory of 3372	4112	f1d01ea6044cb2a122fa7915b1ec8ad0N.exe	tmpAE41.tmp.exe
PID 4112 wrote to memory of 3372	4112	f1d01ea6044cb2a122fa7915b1ec8ad0N.exe	tmpAE41.tmp.exe

C:\Users\Admin\AppData\Local\Temp\f1d01ea6044cb2a122fa7915b1ec8ad0N.exe
"C:\Users\Admin\AppData\Local\Temp\f1d01ea6044cb2a122fa7915b1ec8ad0N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4112

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\1f6fvsod.cmdline"
2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3340

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\RESAF89.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc4F3FB41D50249E081FE5E44F5D9083.TMP"
3⤵
- System Location Discovery: System Language Discovery
PID:444

C:\Users\Admin\AppData\Local\Temp\tmpAE41.tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmpAE41.tmp.exe" C:\Users\Admin\AppData\Local\Temp\f1d01ea6044cb2a122fa7915b1ec8ad0N.exe
2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3372

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Scripting

1

T1064

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\1f6fvsod.0.vb
Filesize
15KB

MD5
0c77a075d146049ba55474f8ccc76d26

SHA1
7da48d50b8624efe3c192cfe0c7eb62a7fa02d95

SHA256
4d8a701ca21cf9f28cecd4eccb44eefb84b91355400f53b922eba0abce071a38

SHA512
859230294484a8ea44e84061167e520bd4523dd931d43e61ccb8aaff68ee6eaf831b7447ef1cd0311fce00b0cd63aa5d079f41e1ddfb9ea89e929936917f8565

Download Submit
C:\Users\Admin\AppData\Local\Temp\1f6fvsod.cmdline
Filesize
266B

MD5
db132060627ae9ab03940e43ce2988ed

SHA1
e6457d8252676afacd4f48d1aabde714108ccf2e

SHA256
b728bb80cf476e043cdf8cf53952945e56e2a5681d1c98b620e5592f3a154639

SHA512
c7ada1bc52d0912ca54f69a2738ca8acf97172842b1f36c8788362aa70656bfca702a495674c4b5b0267c673f78860389e8b9716c93d2c92d66c36d62f77b0f9

Download Submit
C:\Users\Admin\AppData\Local\Temp\RESAF89.tmp
Filesize
1KB

MD5
24c1a44d8155b8f572beb4a7699e2521

SHA1
e665d0a23049bbb73e227451e131540336ba5088

SHA256
07ebdc250532806656f65be5aab62e2b6d0afb752e8e43d48aecfc4922e0678f

SHA512
f54592d088d20d524e75b48d985db0adbac415904ff3f569c6f2032da7ea9f0906e71fe9281c2f1c673ef8763bfb52d57012fd81a62a9e76ae88ae8eea3c7c23

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpAE41.tmp.exe
Filesize
78KB

MD5
f38b25684524db771c85da53e3cfab44

SHA1
c611b039c81cfdf7e9b5e30dd6e9bbd6b35ae22e

SHA256
765dd81b80c2988ebf8b00a2627ce3320d896b8ee923a2da76381e7cca346cf5

SHA512
748df7db1cd908a44d912d6db0be0684e6f93a07f467e73f0b065949eade3b762fbaa37994c491b4ca64f85fff9daa31842164af2c4a85efb00b55f31b97c941

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc4F3FB41D50249E081FE5E44F5D9083.TMP
Filesize
660B

MD5
d173419edc388409fce8487c20bdf04c

SHA1
46ed3560d0943ef4cef626d9dd0b4aabd90431ef

SHA256
17c13162cf74b76852bbd0ed371bcef541446ef79bc8d27156660f5a6f87069c

SHA512
2659e89b7d96f5750686c538f7530c34d505c75d741e71b9049915caabb7fe4a1340f15ae7e640d16cc281e29ba2613ecc76fa7e1cf596866b5436f7ce42b522

Download Submit
C:\Users\Admin\AppData\Local\Temp\zCom.resources
Filesize
62KB

MD5
a26b0f78faa3881bb6307a944b096e91

SHA1
42b01830723bf07d14f3086fa83c4f74f5649368

SHA256
b43ecda931e7af03f0768c905ed9fa82c03e41e566b1dff9960afc6b91ae5ab5

SHA512
a0e9c2814fca6bcf87e779592c005d7a8eef058a61f5a5443f7cf8d97e2316d0cde91ed51270bbcc23ccf68c7fc4a321a5a95a4eed75cb8d8a45cb3aa725fb9c

Download Submit
memory/3340-18-0x0000000074EB0000-0x0000000075461000-memory.dmp

Filesize
5.7MB

Download
memory/3340-9-0x0000000074EB0000-0x0000000075461000-memory.dmp

Filesize
5.7MB

Download
memory/3372-23-0x0000000074EB0000-0x0000000075461000-memory.dmp

Filesize
5.7MB

Download
memory/3372-24-0x0000000074EB0000-0x0000000075461000-memory.dmp

Filesize
5.7MB

Download
memory/3372-25-0x0000000074EB0000-0x0000000075461000-memory.dmp

Filesize
5.7MB

Download
memory/3372-26-0x0000000074EB0000-0x0000000075461000-memory.dmp

Filesize
5.7MB

Download
memory/3372-27-0x0000000074EB0000-0x0000000075461000-memory.dmp

Filesize
5.7MB

Download
memory/3372-28-0x0000000074EB0000-0x0000000075461000-memory.dmp

Filesize
5.7MB

Download
memory/4112-0-0x0000000074EB2000-0x0000000074EB3000-memory.dmp

Filesize
4KB

Download
memory/4112-2-0x0000000074EB0000-0x0000000075461000-memory.dmp

Filesize
5.7MB

Download
memory/4112-1-0x0000000074EB0000-0x0000000075461000-memory.dmp

Filesize
5.7MB

Download
memory/4112-22-0x0000000074EB0000-0x0000000075461000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads