metamorpherrat | a9ef922ff710081e2554ed94730b8dc620b7aae384d275e27e7024ce02e91610

Analysis

max time kernel
117s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04/11/2024, 01:58

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General

Target
a9ef922ff710081e2554ed94730b8dc620b7aae384d275e27e7024ce02e91610N.exe
Size 78KB
Sample241104-cd4dms1cqj
SHA256 a9ef922ff710081e2554ed94730b8dc620b7aae384d275e27e7024ce02e91610
MD5 3d2f979953107bd80d5a53b523e4fde0
SHA1 ddc2fb5add85c6742d37c887949755fff808a9b9
SHA512 44663882d6e3d15e495ea1bf90eb157a50cd3e6da6611cbc57dce9a963bdf7b5367b17e6734ecd54f5b8cb8b5cd01cd8e98a00c4a51df8e5e5ce50a4e861c498
SSDEEP 1536:myV5jSNpJywt04wbje3IgTazcoOEEQLwdCRoaeuProYMHQti67F9/g1Jv:DV5jS7JywQjDgTLopLwdCFJzDF9/U
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	a9ef922ff710081e2554ed94730b8dc620b7aae384d275e27e7024ce02e91610N.exe

Executes dropped EXE 1 IoCs

pid	Process
2452	tmp8676.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	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmp8676.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a9ef922ff710081e2554ed94730b8dc620b7aae384d275e27e7024ce02e91610N.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4084	a9ef922ff710081e2554ed94730b8dc620b7aae384d275e27e7024ce02e91610N.exe
Token: SeDebugPrivilege	2452	tmp8676.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4084 wrote to memory of 216	4084	a9ef922ff710081e2554ed94730b8dc620b7aae384d275e27e7024ce02e91610N.exe	84
PID 4084 wrote to memory of 216	4084	a9ef922ff710081e2554ed94730b8dc620b7aae384d275e27e7024ce02e91610N.exe	84
PID 4084 wrote to memory of 216	4084	a9ef922ff710081e2554ed94730b8dc620b7aae384d275e27e7024ce02e91610N.exe	84
PID 216 wrote to memory of 2792	216	vbc.exe	86
PID 216 wrote to memory of 2792	216	vbc.exe	86
PID 216 wrote to memory of 2792	216	vbc.exe	86
PID 4084 wrote to memory of 2452	4084	a9ef922ff710081e2554ed94730b8dc620b7aae384d275e27e7024ce02e91610N.exe	88
PID 4084 wrote to memory of 2452	4084	a9ef922ff710081e2554ed94730b8dc620b7aae384d275e27e7024ce02e91610N.exe	88
PID 4084 wrote to memory of 2452	4084	a9ef922ff710081e2554ed94730b8dc620b7aae384d275e27e7024ce02e91610N.exe	88

C:\Users\Admin\AppData\Local\Temp\a9ef922ff710081e2554ed94730b8dc620b7aae384d275e27e7024ce02e91610N.exe
"C:\Users\Admin\AppData\Local\Temp\a9ef922ff710081e2554ed94730b8dc620b7aae384d275e27e7024ce02e91610N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4084
- 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\oiqsv2ey.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:216
- - 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\RES886A.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc6DDC5083998403A895D4CBD9E2457.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2792
- C:\Users\Admin\AppData\Local\Temp\tmp8676.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp8676.tmp.exe" C:\Users\Admin\AppData\Local\Temp\a9ef922ff710081e2554ed94730b8dc620b7aae384d275e27e7024ce02e91610N.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2452

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

RES886A.tmp

Path C:\Users\Admin\AppData\Local\Temp\RES886A.tmp
Size 1KB
SHA256 02becf6345c0f7b41c9f01cf1076d33361301ac17f8d83ea50fa02e8f53597de
MD5 e61e8f3a8f8011df5b572a0dfe09e7cb
SHA1 ed9b05984786ef8083594f929f6b82c8eb2e3559
SHA512 fd9794671a9c0bafa50d7a541a6705a790c14196543e9245fe18b7329a0151194d47131d0c0ccbdba26f87af7276453b8b66208106f851f335f3f179b588ec38
MD5 SHA1 SHA512

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oiqsv2ey.0.vb

Path C:\Users\Admin\AppData\Local\Temp\oiqsv2ey.0.vb
Size 14KB
SHA256 e23ce3c32d6e930d4955ac80e76a2159c3871af3e093f7e90b66ccf32d0ce672
MD5 2d43da31d22b226443b7ad9724b92a6d
SHA1 342d70a07b7007edfe6efdbb9a7cb79eb48b2937
SHA512 e8e5033a4a13eea5ac2df90b0e6ff2710bdadc133cc34465f1803b0031de3dd5fafb88cab3485471ae5ba275b91999ca83f08117503989481b68afeae9b81d85
SSDEEP 384:rjNdVN2NMNEAjpWN4NzcHbfSE6NOzN7QkSN7eP:1dnqMCAzcHCOhP+m
MD5 SHA1 SHA512 SSDEEP

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oiqsv2ey.cmdline

Path C:\Users\Admin\AppData\Local\Temp\oiqsv2ey.cmdline
Size 266B
SHA256 3d48dc2e7f16b128159852e9124fba80d4656e74b6643b0550b833e5df290f15
MD5 41f058954a98b9edc1f80ba8738d4917
SHA1 90e999da481a53e5d58076cbdaa19291a9a59dc6
SHA512 9d3da70715b37610c57934ef473e30debee6a1d65cc87e541347fd0feaa1b6c209befe3e08b4397707d43926edcd1659326c66c9ea04cd2bd3ea21b88ca98c1c
MD5 SHA1 SHA512

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tmp8676.tmp.exe

Path C:\Users\Admin\AppData\Local\Temp\tmp8676.tmp.exe
Size 78KB
SHA256 d98ad682fd28aca1ebe2dbe56f80dd4be624095aefa0429b15af986cfce73abc
MD5 799cfe32b28fe49c1ea2361b2bbb429f
SHA1 af92f4a3ba19d4bbbcbff6981e755f90f56d29dc
SHA512 4abcf2b6a8a400ac227a20fec60d82ab073e8c3814c732b39c3fee38c97b2f105a81c00da33bac39decbf82a857457ee48c62bc13f1f513dc3e86eeccb372660
SSDEEP 1536:nCHY6uaJtVpJywt04wbje3IgTazcoOEEQLwdCRoaeuProYMHQtQ9/v1hJ:nCHYI3DJywQjDgTLopLwdCFJzQ9/N
MD5 SHA1 SHA512 SSDEEP

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vbc6DDC5083998403A895D4CBD9E2457.TMP

Path C:\Users\Admin\AppData\Local\Temp\vbc6DDC5083998403A895D4CBD9E2457.TMP
Size 660B
SHA256 1e65ce00f19c4c393a4b7b7fcecfdc96ce4c48c39ff4bcc40afc1e2f76d69dd7
MD5 fc11ea13424aa8429a24a022962ea6aa
SHA1 c9e3650897479214850263cb7b1fa9d7869d6a15
SHA512 6bcf21de9bac68e5b27fc2ec6692e94327aab05e260251eb5c8fe6d9ac382b3b3fa468289f03ddd82c99463cf7f65eefac63a1c8dc4128f5042f7b286eed5598
MD5 SHA1 SHA512

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zCom.resources

Path C:\Users\Admin\AppData\Local\Temp\zCom.resources
Size 62KB
SHA256 9c0a54047f133cf4e3e4444aa57cc576c566218217ea02ad7c04a408ad01791b
MD5 484967ab9def8ff17dd55476ca137721
SHA1 a84012f673fe1ac9041e7827cc3de4b20a1194e2
SHA512 1e9a0cc800543dada73e551ee714001c4d6c57a595ea2986a4dd8889d1dffd1557735580c694e5feb0b7c27c1a4b3e71a95fab8baf80839f42f80e2109cbe2d7
SSDEEP 1536:kpJywt04wbje3IgTazcoOEEQLwdCRoaeuProYMHQtQ:aJywQjDgTLopLwdCFJzQ
MD5 SHA1 SHA512 SSDEEP

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memory/216-18-0x0000000074BB0000-0x0000000075161000-memory.dmp

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memory/216-9-0x0000000074BB0000-0x0000000075161000-memory.dmp

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memory/2452-25-0x0000000074BB0000-0x0000000075161000-memory.dmp

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memory/2452-22-0x0000000074BB0000-0x0000000075161000-memory.dmp

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memory/2452-24-0x0000000074BB0000-0x0000000075161000-memory.dmp

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memory/2452-26-0x0000000074BB0000-0x0000000075161000-memory.dmp

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memory/2452-27-0x0000000074BB0000-0x0000000075161000-memory.dmp

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memory/2452-28-0x0000000074BB0000-0x0000000075161000-memory.dmp

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memory/2452-29-0x0000000074BB0000-0x0000000075161000-memory.dmp

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memory/4084-2-0x0000000074BB0000-0x0000000075161000-memory.dmp

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memory/4084-23-0x0000000074BB0000-0x0000000075161000-memory.dmp

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memory/4084-1-0x0000000074BB0000-0x0000000075161000-memory.dmp

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memory/4084-0-0x0000000074BB2000-0x0000000074BB3000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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