phobos | de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4

General

Target

de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
Size

195KB
MD5

e6d10e0728948343745188e29e9e4c0a
SHA1

e97a20c518c9ecbb2b05a52b815809224d418821
SHA256

de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4
SHA512

877b447fa337bd88b601ea7048ee76ee76afaec8749dd978d847827554571be9e18d22f4fa28b300b2317c61b30ca488c893458e00b3ac0f75bfb9121d422651

Score

10^/10

phobos persistence ransomware

Malware Config

Signatures

Phobos
Phobos ransomware appeared at the beginning of 2019.
ransomware phobos
Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
ransomware

File Deletion
T1107

Inhibit System Recovery
T1490

Drops startup file 1 IoCs

Processes:

de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe

description	ioc	process
File created	\??\c:\users\admin\appdata\roaming\microsoft\windows\start menu\programs\startup\de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Run\de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4 = "C:\\Users\\Admin\\AppData\\Local\\de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe"	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4 = "C:\\Users\\Admin\\AppData\\Local\\de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe"	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe

Drops desktop.ini file(s) 1 IoCs

Processes:

de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe

description	ioc	process
File opened for modification	C:\$Recycle.Bin\S-1-5-21-2277218442-1199762539-2004043321-1000\desktop.ini	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exede7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe

description	pid	process	target process
PID 1836 set thread context of 2020	1836	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
PID 1900 set thread context of 380	1900	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe

Interacts with shadow copies 2 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
ransomware

File Deletion
T1107

Inhibit System Recovery
T1490

Processes:

vssadmin.exe

pid process

1856 vssadmin.exe

pid	process
1856	vssadmin.exe

Suspicious behavior: EnumeratesProcesses 33 IoCs

Processes:

de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe

pid	process
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exevssvc.exe

description	pid	process
Token: SeDebugPrivilege	2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
Token: SeBackupPrivilege	1760	vssvc.exe
Token: SeRestorePrivilege	1760	vssvc.exe
Token: SeAuditPrivilege	1760	vssvc.exe

Suspicious use of WriteProcessMemory 29 IoCs

Processes:

de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exede7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exede7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.execmd.exe

C:\Users\Admin\AppData\Local\Temp\de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
"C:\Users\Admin\AppData\Local\Temp\de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1836

C:\Users\Admin\AppData\Local\Temp\de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
"{path}"
2⤵
- Drops startup file
- Adds Run key to start application
- Drops desktop.ini file(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2020

C:\Users\Admin\AppData\Local\Temp\de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
"C:\Users\Admin\AppData\Local\Temp\de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1900

C:\Users\Admin\AppData\Local\Temp\de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
"{path}"
4⤵
PID:380

C:\Windows\system32\cmd.exe
"C:\Windows\system32\cmd.exe"
3⤵
- Suspicious use of WriteProcessMemory
PID:1844

C:\Windows\system32\vssadmin.exe
vssadmin delete shadows /all /quiet
1⤵
- Interacts with shadow copies
PID:1856

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1760

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

File Deletion

2

T1107

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Inhibit System Recovery

2

T1490

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Downloads

memory/380-85-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/380-81-0x0000000000402FA7-mapping.dmp

Download
memory/1836-55-0x0000000074A80000-0x000000007502B000-memory.dmp

Filesize
5.7MB

Download
memory/1836-54-0x0000000075F61000-0x0000000075F63000-memory.dmp

Filesize
8KB

Download
memory/1844-86-0x0000000000000000-mapping.dmp

Download
memory/1856-87-0x0000000000000000-mapping.dmp

Download
memory/1900-71-0x00000000749C0000-0x0000000074F6B000-memory.dmp

Filesize
5.7MB

Download
memory/2020-64-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2020-59-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2020-57-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2020-56-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2020-70-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2020-68-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2020-60-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2020-61-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2020-65-0x0000000000402FA7-mapping.dmp

Download
memory/2020-62-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download

description	pid	process	target process
PID 1836 wrote to memory of 2020	1836	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
PID 1836 wrote to memory of 2020	1836	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
PID 1836 wrote to memory of 2020	1836	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
PID 1836 wrote to memory of 2020	1836	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
PID 1836 wrote to memory of 2020	1836	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
PID 1836 wrote to memory of 2020	1836	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
PID 1836 wrote to memory of 2020	1836	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
PID 1836 wrote to memory of 2020	1836	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
PID 1836 wrote to memory of 2020	1836	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
PID 1836 wrote to memory of 2020	1836	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
PID 1836 wrote to memory of 2020	1836	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
PID 1900 wrote to memory of 380	1900	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
PID 1900 wrote to memory of 380	1900	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
PID 1900 wrote to memory of 380	1900	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
PID 1900 wrote to memory of 380	1900	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
PID 1900 wrote to memory of 380	1900	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
PID 1900 wrote to memory of 380	1900	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
PID 1900 wrote to memory of 380	1900	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
PID 1900 wrote to memory of 380	1900	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
PID 1900 wrote to memory of 380	1900	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
PID 1900 wrote to memory of 380	1900	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
PID 1900 wrote to memory of 380	1900	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe
PID 2020 wrote to memory of 1844	2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe	cmd.exe
PID 2020 wrote to memory of 1844	2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe	cmd.exe
PID 2020 wrote to memory of 1844	2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe	cmd.exe
PID 2020 wrote to memory of 1844	2020	de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4.exe	cmd.exe
PID 1844 wrote to memory of 1856	1844	cmd.exe	vssadmin.exe
PID 1844 wrote to memory of 1856	1844	cmd.exe	vssadmin.exe
PID 1844 wrote to memory of 1856	1844	cmd.exe	vssadmin.exe

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads