phorphiex | aed4ab578ba8613117a2132bee215cdc3b360a1d9f993ad937ed3eecd7e9f3e6

General

Target

0x00090000000186d2-13.exe
Size

13KB
MD5

181921fd5d4f7e043b446392233698ee
SHA1

0f710714ea4c01446dcb2ea4f29256fd53633f5c
SHA256

aed4ab578ba8613117a2132bee215cdc3b360a1d9f993ad937ed3eecd7e9f3e6
SHA512

a04699fa408ceb79f89cf61f2bea6ab85b6d93b52989f7d5ba6bdb22964fe8bc2a19aa3e1a02b063b11f8a63f3d3582ba0a621b97d911c27e2010fe9df5c6172
SSDEEP

96:Rn5yFlc1etNBv+B+d4DMwDLxZO7i+/f3FXT/fKFJxGE9b+z2FFhVC7tCEfd:XyketNBm3zZO2+HFHKFJxTZ+zmFhGf

Score

10^/10

phorphiex xmrig defense_evasion discovery execution loader miner persistence spyware stealer trojan upx worm

Malware Config

Extracted

Family

phorphiex

C2

185.215.113.66

Attributes

mutex
69759977

Signatures

Phorphiex family
phorphiex
Phorphiex, Phorpiex
Phorphiex or Phorpiex Malware family which infects systems to distribute other malicious payloads such as ransomware, stealers and cryptominers.
worm trojan loader phorphiex
Xmrig family
xmrig
xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
miner xmrig

XMRig Miner payload 11 IoCs

miner

resource	yara_rule
behavioral1/memory/1968-42-0x0000000140000000-0x0000000140835000-memory.dmp	xmrig
behavioral1/memory/1968-39-0x0000000140000000-0x0000000140835000-memory.dmp	xmrig
behavioral1/memory/1968-40-0x0000000140000000-0x0000000140835000-memory.dmp	xmrig
behavioral1/memory/1968-46-0x0000000140000000-0x0000000140835000-memory.dmp	xmrig
behavioral1/memory/1968-47-0x0000000140000000-0x0000000140835000-memory.dmp	xmrig
behavioral1/memory/1968-45-0x0000000140000000-0x0000000140835000-memory.dmp	xmrig
behavioral1/memory/1968-44-0x0000000140000000-0x0000000140835000-memory.dmp	xmrig
behavioral1/memory/1968-43-0x0000000140000000-0x0000000140835000-memory.dmp	xmrig
behavioral1/memory/1968-49-0x0000000140000000-0x0000000140835000-memory.dmp	xmrig
behavioral1/memory/1968-48-0x0000000140000000-0x0000000140835000-memory.dmp	xmrig
behavioral1/memory/1968-50-0x0000000140000000-0x0000000140835000-memory.dmp	xmrig

Creates new service(s) 2 TTPs
persistence execution

Windows Service
T1543.003

Service Execution
T1569.002

Downloads MZ/PE file 2 IoCs

flow	pid	Process
3	1760	0x00090000000186d2-13.exe
3	1760	0x00090000000186d2-13.exe

Stops running service(s) 4 TTPs
defense_evasion execution

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Service Execution
T1569.002

Executes dropped EXE 5 IoCs

pid	Process
1952	2796622981.exe
2704	1228716093.exe
2740	19408081.exe
480	Process not Found
2492	sysdoruhgsf.exe

Loads dropped DLL 5 IoCs

pid	Process
1760	0x00090000000186d2-13.exe
1760	0x00090000000186d2-13.exe
1760	0x00090000000186d2-13.exe
1760	0x00090000000186d2-13.exe
480	Process not Found

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2492 set thread context of 2060	2492	sysdoruhgsf.exe	43
PID 2492 set thread context of 1968	2492	sysdoruhgsf.exe	44

UPX packed file 16 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1968-42-0x0000000140000000-0x0000000140835000-memory.dmp	upx
behavioral1/memory/1968-39-0x0000000140000000-0x0000000140835000-memory.dmp	upx
behavioral1/memory/1968-38-0x0000000140000000-0x0000000140835000-memory.dmp	upx
behavioral1/memory/1968-37-0x0000000140000000-0x0000000140835000-memory.dmp	upx
behavioral1/memory/1968-35-0x0000000140000000-0x0000000140835000-memory.dmp	upx
behavioral1/memory/1968-40-0x0000000140000000-0x0000000140835000-memory.dmp	upx
behavioral1/memory/1968-34-0x0000000140000000-0x0000000140835000-memory.dmp	upx
behavioral1/memory/1968-36-0x0000000140000000-0x0000000140835000-memory.dmp	upx
behavioral1/memory/1968-46-0x0000000140000000-0x0000000140835000-memory.dmp	upx
behavioral1/memory/1968-47-0x0000000140000000-0x0000000140835000-memory.dmp	upx
behavioral1/memory/1968-45-0x0000000140000000-0x0000000140835000-memory.dmp	upx
behavioral1/memory/1968-44-0x0000000140000000-0x0000000140835000-memory.dmp	upx
behavioral1/memory/1968-43-0x0000000140000000-0x0000000140835000-memory.dmp	upx
behavioral1/memory/1968-49-0x0000000140000000-0x0000000140835000-memory.dmp	upx
behavioral1/memory/1968-48-0x0000000140000000-0x0000000140835000-memory.dmp	upx
behavioral1/memory/1968-50-0x0000000140000000-0x0000000140835000-memory.dmp	upx

Launches sc.exe 4 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
2264	sc.exe
2088	sc.exe
2748	sc.exe
2256	sc.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	0x00090000000186d2-13.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2740	19408081.exe
2740	19408081.exe
2740	19408081.exe
2740	19408081.exe
2492	sysdoruhgsf.exe
2492	sysdoruhgsf.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeLockMemoryPrivilege	1968	dwm.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 1760 wrote to memory of 1952	1760	0x00090000000186d2-13.exe	30
PID 1760 wrote to memory of 1952	1760	0x00090000000186d2-13.exe	30
PID 1760 wrote to memory of 1952	1760	0x00090000000186d2-13.exe	30
PID 1760 wrote to memory of 1952	1760	0x00090000000186d2-13.exe	30
PID 1760 wrote to memory of 2704	1760	0x00090000000186d2-13.exe	32
PID 1760 wrote to memory of 2704	1760	0x00090000000186d2-13.exe	32
PID 1760 wrote to memory of 2704	1760	0x00090000000186d2-13.exe	32
PID 1760 wrote to memory of 2704	1760	0x00090000000186d2-13.exe	32
PID 1760 wrote to memory of 2740	1760	0x00090000000186d2-13.exe	33
PID 1760 wrote to memory of 2740	1760	0x00090000000186d2-13.exe	33
PID 1760 wrote to memory of 2740	1760	0x00090000000186d2-13.exe	33
PID 1760 wrote to memory of 2740	1760	0x00090000000186d2-13.exe	33
PID 2492 wrote to memory of 2060	2492	sysdoruhgsf.exe	43
PID 2492 wrote to memory of 2060	2492	sysdoruhgsf.exe	43
PID 2492 wrote to memory of 2060	2492	sysdoruhgsf.exe	43
PID 2492 wrote to memory of 2060	2492	sysdoruhgsf.exe	43
PID 2492 wrote to memory of 2060	2492	sysdoruhgsf.exe	43
PID 2492 wrote to memory of 2060	2492	sysdoruhgsf.exe	43
PID 2492 wrote to memory of 2060	2492	sysdoruhgsf.exe	43
PID 2492 wrote to memory of 2060	2492	sysdoruhgsf.exe	43
PID 2492 wrote to memory of 2060	2492	sysdoruhgsf.exe	43
PID 2492 wrote to memory of 1968	2492	sysdoruhgsf.exe	44
PID 2492 wrote to memory of 1968	2492	sysdoruhgsf.exe	44
PID 2492 wrote to memory of 1968	2492	sysdoruhgsf.exe	44
PID 2492 wrote to memory of 1968	2492	sysdoruhgsf.exe	44
PID 2492 wrote to memory of 1968	2492	sysdoruhgsf.exe	44

C:\Users\Admin\AppData\Local\Temp\0x00090000000186d2-13.exe
"C:\Users\Admin\AppData\Local\Temp\0x00090000000186d2-13.exe"
1⤵
- Downloads MZ/PE file
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1760
- C:\Users\Admin\AppData\Local\Temp\2796622981.exe
  C:\Users\Admin\AppData\Local\Temp\2796622981.exe
  2⤵
  - Executes dropped EXE
  PID:1952
- C:\Users\Admin\AppData\Local\Temp\1228716093.exe
  C:\Users\Admin\AppData\Local\Temp\1228716093.exe
  2⤵
  - Executes dropped EXE
  PID:2704
- C:\Users\Admin\AppData\Local\Temp\19408081.exe
  C:\Users\Admin\AppData\Local\Temp\19408081.exe
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  PID:2740
- - C:\Windows\system32\sc.exe
    C:\Windows\system32\sc.exe delete "MgrDrvSvc"
    3⤵
    - Launches sc.exe
    PID:2748
- - C:\Windows\system32\sc.exe
    C:\Windows\system32\sc.exe create "MgrDrvSvc" binpath= "C:\ProgramData\MgrDrvSvc\sysdoruhgsf.exe" start= "auto"
    3⤵
    - Launches sc.exe
    PID:2256
- - C:\Windows\system32\sc.exe
    C:\Windows\system32\sc.exe stop eventlog
    3⤵
    - Launches sc.exe
    PID:2088
- - C:\Windows\system32\sc.exe
    C:\Windows\system32\sc.exe start "MgrDrvSvc"
    3⤵
    - Launches sc.exe
    PID:2264

C:\ProgramData\MgrDrvSvc\sysdoruhgsf.exe
C:\ProgramData\MgrDrvSvc\sysdoruhgsf.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2492
- C:\Windows\system32\conhost.exe
  C:\Windows\system32\conhost.exe
  2⤵
  PID:2060
- C:\Windows\system32\dwm.exe
  dwm.exe
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1968

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

System Services

2

T1569

Service Execution

2

T1569.002

Persistence

Create or Modify System Process

2

T1543

Windows Service

2

T1543.003

Privilege Escalation

Create or Modify System Process

2

T1543

Windows Service

2

T1543.003

Defense Evasion

Impair Defenses

1

T1562

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Service Stop

1

T1489

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\Temp\1228716093.exe

Filesize
20KB

MD5
2e5f10745392643c8cf21aae4241e4cc

SHA1
ad390d62e2215a37a3faf5e0cb3f0f3244452c07

SHA256
44db578a4075ab126df387da3fa757f76bd3074606f3a9be21ee55ec6ac1ed29

SHA512
85e63e752fc43d4b2be83628f5f8dcb288276c5369a3e940f795e87409f70473221d2d28a87f04e68c126bc0836171310d00247f240e05f4618e1f9393b132af

Download Submit
\Users\Admin\AppData\Local\Temp\19408081.exe

Filesize
2.5MB

MD5
024dd77c38676e6ce0a5a2201f6145de

SHA1
5d020adf1adb0b0c0b370df63b2b09d89df0acfb

SHA256
b4553ff5d7ae98614d4856de134f49e503f046a15fc49033af3232fbeab9ed4c

SHA512
a94312eaea187830c28680164d80e3e9c2f58a7b24930dc224ac52a308406ccfd56524dffaf5c3a37e6b713d1d711f1b44d99d1fb60669c8b2351bb4c9d2fc85

Download Submit
\Users\Admin\AppData\Local\Temp\2796622981.exe

Filesize
53KB

MD5
60686a27b79838583920c9a0954104c9

SHA1
0c253b3c72cd5b01a9403230ff3ec9d3cdd8b71c

SHA256
270149da5feb9487799083b5e76d41d3aa69afaf8f731e72e7d64c3a7c070c7e

SHA512
c0a9308b5a3baca0906c9663ca3e3eaf64fc131aaa5358557874b30e4b743ffe898da6fbace032c3481693bf9081f938127fd07c8d550d9eb74958b20e24ab04

Download Submit
memory/1968-46-0x0000000140000000-0x0000000140835000-memory.dmp

Filesize
8.2MB

Download
memory/1968-41-0x00000000000B0000-0x00000000000D0000-memory.dmp

Filesize
128KB

Download
memory/1968-50-0x0000000140000000-0x0000000140835000-memory.dmp

Filesize
8.2MB

Download
memory/1968-48-0x0000000140000000-0x0000000140835000-memory.dmp

Filesize
8.2MB

Download
memory/1968-49-0x0000000140000000-0x0000000140835000-memory.dmp

Filesize
8.2MB

Download
memory/1968-43-0x0000000140000000-0x0000000140835000-memory.dmp

Filesize
8.2MB

Download
memory/1968-42-0x0000000140000000-0x0000000140835000-memory.dmp

Filesize
8.2MB

Download
memory/1968-39-0x0000000140000000-0x0000000140835000-memory.dmp

Filesize
8.2MB

Download
memory/1968-38-0x0000000140000000-0x0000000140835000-memory.dmp

Filesize
8.2MB

Download
memory/1968-37-0x0000000140000000-0x0000000140835000-memory.dmp

Filesize
8.2MB

Download
memory/1968-35-0x0000000140000000-0x0000000140835000-memory.dmp

Filesize
8.2MB

Download
memory/1968-44-0x0000000140000000-0x0000000140835000-memory.dmp

Filesize
8.2MB

Download
memory/1968-40-0x0000000140000000-0x0000000140835000-memory.dmp

Filesize
8.2MB

Download
memory/1968-34-0x0000000140000000-0x0000000140835000-memory.dmp

Filesize
8.2MB

Download
memory/1968-36-0x0000000140000000-0x0000000140835000-memory.dmp

Filesize
8.2MB

Download
memory/1968-45-0x0000000140000000-0x0000000140835000-memory.dmp

Filesize
8.2MB

Download
memory/1968-47-0x0000000140000000-0x0000000140835000-memory.dmp

Filesize
8.2MB

Download
memory/2060-26-0x0000000140000000-0x000000014000D000-memory.dmp

Filesize
52KB

Download
memory/2060-32-0x0000000140000000-0x000000014000D000-memory.dmp

Filesize
52KB

Download
memory/2060-25-0x0000000140000000-0x000000014000D000-memory.dmp

Filesize
52KB

Download
memory/2060-27-0x0000000140000000-0x000000014000D000-memory.dmp

Filesize
52KB

Download
memory/2060-28-0x0000000140000000-0x000000014000D000-memory.dmp

Filesize
52KB

Download
memory/2060-29-0x0000000140000000-0x000000014000D000-memory.dmp

Filesize
52KB

Download

Analysis

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