8f7074c17844d70b1da84771256367d3d088f0d039ee7758475d9bba09b461c5

Analysis

max time kernel
151s
max time network
125s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
18/03/2024, 23:41

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General

Target

d4a9a0f90082268ebe5b0ecb8c0d8844.exe
Size

139KB
MD5

d4a9a0f90082268ebe5b0ecb8c0d8844
SHA1

f75c068a1849b43ad7aa78a908ddc6b5fc14285f
SHA256

8f7074c17844d70b1da84771256367d3d088f0d039ee7758475d9bba09b461c5
SHA512

23be1c3265ed8d4d6c95bdda1c7114ffc0fd1a5501c4d7691c3a420cc2c09fd06b142430ebb3eef7688112c7e2000ca79c54b4ab73424ea6349478975f87987a
SSDEEP

3072:SwzbCYMaEMBgDwrQhkAaPuJDhjawpyip0T7Ku/VxE1qF9hl7GXB:DC1XzeAaPqdawIq0T7zTRo

Score

7^/10

persistence spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2100	ydos.exe

Loads dropped DLL 1 IoCs

pid	Process
1224	d4a9a0f90082268ebe5b0ecb8c0d8844.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1224-0-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/files/0x0009000000012265-6.dat	upx
behavioral1/memory/1224-8-0x00000000002A0000-0x00000000002F5000-memory.dmp	upx

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-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Windows\CurrentVersion\Run\{974FDE92-3EC7-7A1D-934F-D6A726919145} = "C:\\Users\\Admin\\AppData\\Roaming\\Fova\\ydos.exe"	ydos.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1224 set thread context of 1212	1224	d4a9a0f90082268ebe5b0ecb8c0d8844.exe	29

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Internet Explorer\Privacy	d4a9a0f90082268ebe5b0ecb8c0d8844.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Internet Explorer\Privacy\CleanCookies = "0"	d4a9a0f90082268ebe5b0ecb8c0d8844.exe

Suspicious behavior: EnumeratesProcesses 33 IoCs

pid	Process
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe
2100	ydos.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeSecurityPrivilege	1224	d4a9a0f90082268ebe5b0ecb8c0d8844.exe
Token: SeSecurityPrivilege	1224	d4a9a0f90082268ebe5b0ecb8c0d8844.exe
Token: SeSecurityPrivilege	1224	d4a9a0f90082268ebe5b0ecb8c0d8844.exe

Suspicious use of WriteProcessMemory 53 IoCs

description	pid	Process	procid_target
PID 1224 wrote to memory of 2100	1224	d4a9a0f90082268ebe5b0ecb8c0d8844.exe	28
PID 1224 wrote to memory of 2100	1224	d4a9a0f90082268ebe5b0ecb8c0d8844.exe	28
PID 1224 wrote to memory of 2100	1224	d4a9a0f90082268ebe5b0ecb8c0d8844.exe	28
PID 1224 wrote to memory of 2100	1224	d4a9a0f90082268ebe5b0ecb8c0d8844.exe	28
PID 2100 wrote to memory of 1272	2100	ydos.exe	19
PID 2100 wrote to memory of 1272	2100	ydos.exe	19
PID 2100 wrote to memory of 1272	2100	ydos.exe	19
PID 2100 wrote to memory of 1272	2100	ydos.exe	19
PID 2100 wrote to memory of 1272	2100	ydos.exe	19
PID 2100 wrote to memory of 1380	2100	ydos.exe	20
PID 2100 wrote to memory of 1380	2100	ydos.exe	20
PID 2100 wrote to memory of 1380	2100	ydos.exe	20
PID 2100 wrote to memory of 1380	2100	ydos.exe	20
PID 2100 wrote to memory of 1380	2100	ydos.exe	20
PID 2100 wrote to memory of 1416	2100	ydos.exe	21
PID 2100 wrote to memory of 1416	2100	ydos.exe	21
PID 2100 wrote to memory of 1416	2100	ydos.exe	21
PID 2100 wrote to memory of 1416	2100	ydos.exe	21
PID 2100 wrote to memory of 1416	2100	ydos.exe	21
PID 2100 wrote to memory of 2156	2100	ydos.exe	23
PID 2100 wrote to memory of 2156	2100	ydos.exe	23
PID 2100 wrote to memory of 2156	2100	ydos.exe	23
PID 2100 wrote to memory of 2156	2100	ydos.exe	23
PID 2100 wrote to memory of 2156	2100	ydos.exe	23
PID 2100 wrote to memory of 1224	2100	ydos.exe	27
PID 2100 wrote to memory of 1224	2100	ydos.exe	27
PID 2100 wrote to memory of 1224	2100	ydos.exe	27
PID 2100 wrote to memory of 1224	2100	ydos.exe	27
PID 2100 wrote to memory of 1224	2100	ydos.exe	27
PID 1224 wrote to memory of 1212	1224	d4a9a0f90082268ebe5b0ecb8c0d8844.exe	29
PID 1224 wrote to memory of 1212	1224	d4a9a0f90082268ebe5b0ecb8c0d8844.exe	29
PID 1224 wrote to memory of 1212	1224	d4a9a0f90082268ebe5b0ecb8c0d8844.exe	29
PID 1224 wrote to memory of 1212	1224	d4a9a0f90082268ebe5b0ecb8c0d8844.exe	29
PID 1224 wrote to memory of 1212	1224	d4a9a0f90082268ebe5b0ecb8c0d8844.exe	29
PID 1224 wrote to memory of 1212	1224	d4a9a0f90082268ebe5b0ecb8c0d8844.exe	29
PID 1224 wrote to memory of 1212	1224	d4a9a0f90082268ebe5b0ecb8c0d8844.exe	29
PID 1224 wrote to memory of 1212	1224	d4a9a0f90082268ebe5b0ecb8c0d8844.exe	29
PID 1224 wrote to memory of 1212	1224	d4a9a0f90082268ebe5b0ecb8c0d8844.exe	29
PID 2100 wrote to memory of 2688	2100	ydos.exe	30
PID 2100 wrote to memory of 2688	2100	ydos.exe	30
PID 2100 wrote to memory of 2688	2100	ydos.exe	30
PID 2100 wrote to memory of 2688	2100	ydos.exe	30
PID 2100 wrote to memory of 2688	2100	ydos.exe	30
PID 2100 wrote to memory of 2836	2100	ydos.exe	31
PID 2100 wrote to memory of 2836	2100	ydos.exe	31
PID 2100 wrote to memory of 2836	2100	ydos.exe	31
PID 2100 wrote to memory of 2836	2100	ydos.exe	31
PID 2100 wrote to memory of 2836	2100	ydos.exe	31
PID 2100 wrote to memory of 1340	2100	ydos.exe	32
PID 2100 wrote to memory of 1340	2100	ydos.exe	32
PID 2100 wrote to memory of 1340	2100	ydos.exe	32
PID 2100 wrote to memory of 1340	2100	ydos.exe	32
PID 2100 wrote to memory of 1340	2100	ydos.exe	32

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1272

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1380

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1416
- C:\Users\Admin\AppData\Local\Temp\d4a9a0f90082268ebe5b0ecb8c0d8844.exe
  "C:\Users\Admin\AppData\Local\Temp\d4a9a0f90082268ebe5b0ecb8c0d8844.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1224
- - C:\Users\Admin\AppData\Roaming\Fova\ydos.exe
    "C:\Users\Admin\AppData\Roaming\Fova\ydos.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:2100
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmp8331d49c.bat"
    3⤵
    PID:1212

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2156

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "18757031982147370148-17337496101242346351961955892-204793670512716135342027449854"
1⤵
PID:2688

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
1⤵
PID:2836

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
1⤵
PID:1340

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials in Registry

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Inefyt\qawyy.cui

Filesize
366B

MD5
31b5a4876c491bfebf5a3d2576644076

SHA1
1f2295f6c40a5ddb7694122f9b028a98d399f944

SHA256
aae4c246d87b1d80162602d6a33f3dbdf155ff2cdcd035dc8b989e3cb9ac43fd

SHA512
b8b6a8593553a752a8673371f578459c4b847e4f7516dd3da54472eae883dec2ea4e0b91a32289f527ceba4d5c5ff78555fb0239de5574a1a005b523cbe19611

Download Submit
\Users\Admin\AppData\Roaming\Fova\ydos.exe

Filesize
139KB

MD5
8160024fe2e12ee2c644bd1696189f53

SHA1
0e598b5393aff7f6d2aed1d975976e154e298ff0

SHA256
30c73e7b491a9a8aaf61a3bdd3f122de4ab7364365ac08e1ad03d5cff109fa10

SHA512
77dc1f495c6f6f3864037e0eb0f73a4c91fcd27f5c9054631df78a75e745ab77103d37da91179fb57804e9d8c502c78f6ce77d11d74c1cb3d3d0a13bf9b9ec8b

Download Submit
memory/1212-207-0x0000000000050000-0x0000000000076000-memory.dmp

Filesize
152KB

Download
memory/1212-163-0x0000000077240000-0x0000000077241000-memory.dmp

Filesize
4KB

Download
memory/1212-161-0x0000000077240000-0x0000000077241000-memory.dmp

Filesize
4KB

Download
memory/1212-158-0x0000000000050000-0x0000000000076000-memory.dmp

Filesize
152KB

Download
memory/1224-70-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/1224-78-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/1224-1-0x0000000000230000-0x0000000000241000-memory.dmp

Filesize
68KB

Download
memory/1224-2-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1224-3-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1224-53-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/1224-157-0x00000000002A0000-0x00000000002C6000-memory.dmp

Filesize
152KB

Download
memory/1224-156-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1224-144-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/1224-143-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1224-80-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/1224-52-0x00000000002A0000-0x00000000002C6000-memory.dmp

Filesize
152KB

Download
memory/1224-76-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/1224-74-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/1224-72-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/1224-0-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1224-68-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/1224-66-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/1224-64-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/1224-62-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/1224-45-0x00000000002A0000-0x00000000002C6000-memory.dmp

Filesize
152KB

Download
memory/1224-54-0x0000000077240000-0x0000000077241000-memory.dmp

Filesize
4KB

Download
memory/1224-47-0x00000000002A0000-0x00000000002C6000-memory.dmp

Filesize
152KB

Download
memory/1224-48-0x00000000002A0000-0x00000000002C6000-memory.dmp

Filesize
152KB

Download
memory/1224-49-0x00000000002A0000-0x00000000002C6000-memory.dmp

Filesize
152KB

Download
memory/1224-50-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/1224-60-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/1224-8-0x00000000002A0000-0x00000000002F5000-memory.dmp

Filesize
340KB

Download
memory/1224-46-0x00000000002A0000-0x00000000002C6000-memory.dmp

Filesize
152KB

Download
memory/1224-56-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/1224-58-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/1272-14-0x0000000001DD0000-0x0000000001DF6000-memory.dmp

Filesize
152KB

Download
memory/1272-17-0x0000000001DD0000-0x0000000001DF6000-memory.dmp

Filesize
152KB

Download
memory/1272-19-0x0000000001DD0000-0x0000000001DF6000-memory.dmp

Filesize
152KB

Download
memory/1272-21-0x0000000001DD0000-0x0000000001DF6000-memory.dmp

Filesize
152KB

Download
memory/1272-23-0x0000000001DD0000-0x0000000001DF6000-memory.dmp

Filesize
152KB

Download
memory/1380-26-0x0000000001BA0000-0x0000000001BC6000-memory.dmp

Filesize
152KB

Download
memory/1380-29-0x0000000001BA0000-0x0000000001BC6000-memory.dmp

Filesize
152KB

Download
memory/1380-27-0x0000000001BA0000-0x0000000001BC6000-memory.dmp

Filesize
152KB

Download
memory/1380-28-0x0000000001BA0000-0x0000000001BC6000-memory.dmp

Filesize
152KB

Download
memory/1416-34-0x00000000026B0000-0x00000000026D6000-memory.dmp

Filesize
152KB

Download
memory/1416-32-0x00000000026B0000-0x00000000026D6000-memory.dmp

Filesize
152KB

Download
memory/1416-33-0x00000000026B0000-0x00000000026D6000-memory.dmp

Filesize
152KB

Download
memory/1416-31-0x00000000026B0000-0x00000000026D6000-memory.dmp

Filesize
152KB

Download
memory/2100-13-0x0000000000230000-0x0000000000241000-memory.dmp

Filesize
68KB

Download
memory/2100-11-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2100-15-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2100-193-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2100-194-0x0000000000230000-0x0000000000241000-memory.dmp

Filesize
68KB

Download
memory/2156-36-0x0000000000170000-0x0000000000196000-memory.dmp

Filesize
152KB

Download
memory/2156-38-0x0000000000170000-0x0000000000196000-memory.dmp

Filesize
152KB

Download
memory/2156-40-0x0000000000170000-0x0000000000196000-memory.dmp

Filesize
152KB

Download
memory/2156-42-0x0000000000170000-0x0000000000196000-memory.dmp

Filesize
152KB

Download