metamorpherrat | 0905ff803421f08a1335498881470ad6a1ea1447bb7afc1bf218ce82b87128db

General

Target

0905ff803421f08a1335498881470ad6a1ea1447bb7afc1bf218ce82b87128db.exe
Size

78KB
MD5

cbe97fc8b41dd3ecda90e85e50ab50f1
SHA1

74475a0463f49669371342eb3f519c1910b5fe3e
SHA256

0905ff803421f08a1335498881470ad6a1ea1447bb7afc1bf218ce82b87128db
SHA512

85d4fd9ea269d4b4d01064b49fcdefd93855bdf99ea683331ed656c757082e55f4a2348b7358da86b1bc420e069aaf7c422bbf0743c0fe529b92bd86d7c33820
SSDEEP

1536:eWtHFo6M7t4XT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQteM9/f1LR:eWtHFonhASyRxvhTzXPvCbW2UeM9/f

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
2380	tmpC4A6.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
3008	0905ff803421f08a1335498881470ad6a1ea1447bb7afc1bf218ce82b87128db.exe
3008	0905ff803421f08a1335498881470ad6a1ea1447bb7afc1bf218ce82b87128db.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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmpC4A6.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	0905ff803421f08a1335498881470ad6a1ea1447bb7afc1bf218ce82b87128db.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	tmpC4A6.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3008	0905ff803421f08a1335498881470ad6a1ea1447bb7afc1bf218ce82b87128db.exe
Token: SeDebugPrivilege	2380	tmpC4A6.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3008 wrote to memory of 2268	3008	0905ff803421f08a1335498881470ad6a1ea1447bb7afc1bf218ce82b87128db.exe	30
PID 3008 wrote to memory of 2268	3008	0905ff803421f08a1335498881470ad6a1ea1447bb7afc1bf218ce82b87128db.exe	30
PID 3008 wrote to memory of 2268	3008	0905ff803421f08a1335498881470ad6a1ea1447bb7afc1bf218ce82b87128db.exe	30
PID 3008 wrote to memory of 2268	3008	0905ff803421f08a1335498881470ad6a1ea1447bb7afc1bf218ce82b87128db.exe	30
PID 2268 wrote to memory of 2348	2268	vbc.exe	32
PID 2268 wrote to memory of 2348	2268	vbc.exe	32
PID 2268 wrote to memory of 2348	2268	vbc.exe	32
PID 2268 wrote to memory of 2348	2268	vbc.exe	32
PID 3008 wrote to memory of 2380	3008	0905ff803421f08a1335498881470ad6a1ea1447bb7afc1bf218ce82b87128db.exe	33
PID 3008 wrote to memory of 2380	3008	0905ff803421f08a1335498881470ad6a1ea1447bb7afc1bf218ce82b87128db.exe	33
PID 3008 wrote to memory of 2380	3008	0905ff803421f08a1335498881470ad6a1ea1447bb7afc1bf218ce82b87128db.exe	33
PID 3008 wrote to memory of 2380	3008	0905ff803421f08a1335498881470ad6a1ea1447bb7afc1bf218ce82b87128db.exe	33

C:\Users\Admin\AppData\Local\Temp\0905ff803421f08a1335498881470ad6a1ea1447bb7afc1bf218ce82b87128db.exe
"C:\Users\Admin\AppData\Local\Temp\0905ff803421f08a1335498881470ad6a1ea1447bb7afc1bf218ce82b87128db.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3008
- 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\76sosf5p.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2268
- - 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\RESC562.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcC561.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2348
- C:\Users\Admin\AppData\Local\Temp\tmpC4A6.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpC4A6.tmp.exe" C:\Users\Admin\AppData\Local\Temp\0905ff803421f08a1335498881470ad6a1ea1447bb7afc1bf218ce82b87128db.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2380

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\76sosf5p.0.vb

Filesize
15KB

MD5
17851f552a7be8842d99a32d7aba17fd

SHA1
50d0e448560f520069d9ff70825231996120063a

SHA256
9f22801e2d58f64352d367ae04d75c3d5834ab971cf9139e1d820498880bc919

SHA512
518367163f143e62ddf10ec89e35f9df4f74e7227e30487a8211b4b5f8047c97909e81aefa8e894feb5fcf6f331d3b82cb737adc4810e5d76979f8834f12fdea

Download Submit
C:\Users\Admin\AppData\Local\Temp\76sosf5p.cmdline

Filesize
266B

MD5
d3de0b7c97fc464483724f661c6a4341

SHA1
419579428f104831ffec55652f10ed1f3ed4a18d

SHA256
3723e9d27fe60f13f6d42a24fbcca1f4069bb7328b1057f7c243d087b9b05098

SHA512
ebac16bcef474a5451f02c7e9d2c6c1bb875973b4782ec74479c2e083cca83715c5cff8deb430be2399f5414621fa7979d04b925c448dafb610f91b753d1904e

Download Submit
C:\Users\Admin\AppData\Local\Temp\RESC562.tmp

Filesize
1KB

MD5
20278838dad076d3c94c9ff50bd52a6c

SHA1
dd52e8dc46b05540033a26e9a6fb862cc3c7b221

SHA256
8c34c5fbbc7a8264e81675da5d71f54b8a36eaea47ec6eb625743a6a8a3d0620

SHA512
912cc56490fa2e97512b9bb8a64e1313f8208be57ed2243c085e15739c1341c36f7fdd384ea68e508c1f5bc0f620c5ea9b615db06e2a260f055b0d37a7b3275e

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC4A6.tmp.exe

Filesize
78KB

MD5
81be40e044e78032cc53ef02f7708542

SHA1
1afda10f8553b0584b909668819ba84aebe74d6c

SHA256
d8028fc2390f457c24f19f0136e8b67bc7efb0e7594f94ecb47acd397902eb25

SHA512
8f8c983eba2034563d5dc9e93bf86de3262c0bcc1118df9d8b448006d2fdfbdd9905de115358386c67e68ba07490c41830641cfa6d4bfc4a3d328ceaf4e6a38c

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcC561.tmp

Filesize
660B

MD5
ffad0a0da0602eb79222c376856fe41c

SHA1
b888b6f058ac2b3adb0c020fde8957e3f7cee03f

SHA256
4a1408546fb7da52d0a3acd98f7097222cfab6f1bee71cac9de27901b770484d

SHA512
7a16ebfef19f47e929ee27fda3dab2eaea6cc59fa99a555d90ad60ccbea3d09634da91e79579603db711c53a42ae4cc05dff94f578c0c153835b2719620fa679

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/2268-8-0x0000000074540000-0x0000000074AEB000-memory.dmp

Filesize
5.7MB

Download
memory/2268-18-0x0000000074540000-0x0000000074AEB000-memory.dmp

Filesize
5.7MB

Download
memory/3008-0-0x0000000074541000-0x0000000074542000-memory.dmp

Filesize
4KB

Download
memory/3008-1-0x0000000074540000-0x0000000074AEB000-memory.dmp

Filesize
5.7MB

Download
memory/3008-2-0x0000000074540000-0x0000000074AEB000-memory.dmp

Filesize
5.7MB

Download
memory/3008-24-0x0000000074540000-0x0000000074AEB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads