e88572accc29a9ca79eef71c2e535396d86504b213442af558ee4294260522cd

Analysis

max time kernel
76s
max time network
137s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
10/01/2024, 09:02

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General

Target

5026e7bb0d84267387b84deef31e89b7.exe
Size

279KB
MD5

5026e7bb0d84267387b84deef31e89b7
SHA1

d745c0c3c5cdb7133db6f81822b8e12faa73fa32
SHA256

e88572accc29a9ca79eef71c2e535396d86504b213442af558ee4294260522cd
SHA512

627c21121c3d2cf99568a1fe16b9ad5024da1ff624c2df279ec5d527c5d85bd47a49841246e48a05e96525336d9f9910ec298199af3a9bf53fbb9056c2edd52a
SSDEEP

6144:PPEbIteUll5FcDOGej/1JxOcM28gQw3IvCIm5hG7X0hLqOh:9ll5FsOdj/1mB1hOImvGb0

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1908	zeyvo.exe

Loads dropped DLL 2 IoCs

pid	Process
2956	5026e7bb0d84267387b84deef31e89b7.exe
2956	5026e7bb0d84267387b84deef31e89b7.exe

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-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Run\{F08D48C8-DA76-AD4E-F540-ECC2E1DBCFDF} = "C:\\Users\\Admin\\AppData\\Roaming\\Inycd\\zeyvo.exe"	zeyvo.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2956 set thread context of 2804	2956	5026e7bb0d84267387b84deef31e89b7.exe	16

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1460	2804	WerFault.exe	16

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Privacy	5026e7bb0d84267387b84deef31e89b7.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Privacy\CleanCookies = "0"	5026e7bb0d84267387b84deef31e89b7.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

pid	Process
1908	zeyvo.exe
1908	zeyvo.exe
1908	zeyvo.exe
1908	zeyvo.exe
1908	zeyvo.exe
1908	zeyvo.exe
1908	zeyvo.exe
1908	zeyvo.exe
1908	zeyvo.exe
1908	zeyvo.exe
1908	zeyvo.exe
1908	zeyvo.exe
1908	zeyvo.exe
1908	zeyvo.exe
1908	zeyvo.exe
1908	zeyvo.exe
1908	zeyvo.exe
1908	zeyvo.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeSecurityPrivilege	2956	5026e7bb0d84267387b84deef31e89b7.exe
Token: SeSecurityPrivilege	2956	5026e7bb0d84267387b84deef31e89b7.exe
Token: SeSecurityPrivilege	2956	5026e7bb0d84267387b84deef31e89b7.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2956	5026e7bb0d84267387b84deef31e89b7.exe
1908	zeyvo.exe

Suspicious use of WriteProcessMemory 52 IoCs

description	pid	Process	procid_target
PID 2956 wrote to memory of 1908	2956	5026e7bb0d84267387b84deef31e89b7.exe	19
PID 2956 wrote to memory of 1908	2956	5026e7bb0d84267387b84deef31e89b7.exe	19
PID 2956 wrote to memory of 1908	2956	5026e7bb0d84267387b84deef31e89b7.exe	19
PID 2956 wrote to memory of 1908	2956	5026e7bb0d84267387b84deef31e89b7.exe	19
PID 1908 wrote to memory of 1248	1908	zeyvo.exe	5
PID 1908 wrote to memory of 1248	1908	zeyvo.exe	5
PID 1908 wrote to memory of 1248	1908	zeyvo.exe	5
PID 1908 wrote to memory of 1248	1908	zeyvo.exe	5
PID 1908 wrote to memory of 1248	1908	zeyvo.exe	5
PID 1908 wrote to memory of 1332	1908	zeyvo.exe	12
PID 1908 wrote to memory of 1332	1908	zeyvo.exe	12
PID 1908 wrote to memory of 1332	1908	zeyvo.exe	12
PID 1908 wrote to memory of 1332	1908	zeyvo.exe	12
PID 1908 wrote to memory of 1332	1908	zeyvo.exe	12
PID 1908 wrote to memory of 1380	1908	zeyvo.exe	11
PID 1908 wrote to memory of 1380	1908	zeyvo.exe	11
PID 1908 wrote to memory of 1380	1908	zeyvo.exe	11
PID 1908 wrote to memory of 1380	1908	zeyvo.exe	11
PID 1908 wrote to memory of 1380	1908	zeyvo.exe	11
PID 1908 wrote to memory of 1840	1908	zeyvo.exe	9
PID 1908 wrote to memory of 1840	1908	zeyvo.exe	9
PID 1908 wrote to memory of 1840	1908	zeyvo.exe	9
PID 1908 wrote to memory of 1840	1908	zeyvo.exe	9
PID 1908 wrote to memory of 1840	1908	zeyvo.exe	9
PID 1908 wrote to memory of 2956	1908	zeyvo.exe	20
PID 1908 wrote to memory of 2956	1908	zeyvo.exe	20
PID 1908 wrote to memory of 2956	1908	zeyvo.exe	20
PID 1908 wrote to memory of 2956	1908	zeyvo.exe	20
PID 1908 wrote to memory of 2956	1908	zeyvo.exe	20
PID 2956 wrote to memory of 2804	2956	5026e7bb0d84267387b84deef31e89b7.exe	16
PID 2956 wrote to memory of 2804	2956	5026e7bb0d84267387b84deef31e89b7.exe	16
PID 2956 wrote to memory of 2804	2956	5026e7bb0d84267387b84deef31e89b7.exe	16
PID 2956 wrote to memory of 2804	2956	5026e7bb0d84267387b84deef31e89b7.exe	16
PID 2956 wrote to memory of 2804	2956	5026e7bb0d84267387b84deef31e89b7.exe	16
PID 2956 wrote to memory of 2804	2956	5026e7bb0d84267387b84deef31e89b7.exe	16
PID 2956 wrote to memory of 2804	2956	5026e7bb0d84267387b84deef31e89b7.exe	16
PID 2956 wrote to memory of 2804	2956	5026e7bb0d84267387b84deef31e89b7.exe	16
PID 2956 wrote to memory of 2804	2956	5026e7bb0d84267387b84deef31e89b7.exe	16
PID 2804 wrote to memory of 1460	2804	cmd.exe	17
PID 2804 wrote to memory of 1460	2804	cmd.exe	17
PID 2804 wrote to memory of 1460	2804	cmd.exe	17
PID 2804 wrote to memory of 1460	2804	cmd.exe	17
PID 1908 wrote to memory of 1660	1908	zeyvo.exe	18
PID 1908 wrote to memory of 1660	1908	zeyvo.exe	18
PID 1908 wrote to memory of 1660	1908	zeyvo.exe	18
PID 1908 wrote to memory of 1660	1908	zeyvo.exe	18
PID 1908 wrote to memory of 1660	1908	zeyvo.exe	18
PID 1908 wrote to memory of 1460	1908	zeyvo.exe	17
PID 1908 wrote to memory of 1460	1908	zeyvo.exe	17
PID 1908 wrote to memory of 1460	1908	zeyvo.exe	17
PID 1908 wrote to memory of 1460	1908	zeyvo.exe	17
PID 1908 wrote to memory of 1460	1908	zeyvo.exe	17

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1248

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1840

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1380
- C:\Users\Admin\AppData\Local\Temp\5026e7bb0d84267387b84deef31e89b7.exe
  "C:\Users\Admin\AppData\Local\Temp\5026e7bb0d84267387b84deef31e89b7.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of UnmapMainImage
  - Suspicious use of WriteProcessMemory
  PID:2956

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1332

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmp186d6f27.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:2804
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2804 -s 112
  2⤵
  - Program crash
  PID:1460

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "-246779854-430687478-105279439815451496402076026045-445894129-1196410285993872946"
1⤵
PID:1660

C:\Users\Admin\AppData\Roaming\Inycd\zeyvo.exe
"C:\Users\Admin\AppData\Roaming\Inycd\zeyvo.exe"
1⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1908

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

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Roaming\Inycd\zeyvo.exe

Filesize
5KB

MD5
81ad708a9b8d5a22ee24969e71daf22b

SHA1
188b17da00e32784c024fad7650c9a05e97e05c2

SHA256
68d0bb197526e489d6a60547b09e8109e8797cc0a2076b72be1707fdde78132d

SHA512
b0d57ce070e9e630c475bb24abf2b2cae9e98d70c4981d5a2bc8d90582d53699e60b39af85d6c880d740c39cf5ac1dae7ebf25ee049f645f8bc5a41ca03f63f1

Download Submit
\Users\Admin\AppData\Roaming\Inycd\zeyvo.exe

Filesize
28KB

MD5
c3aad05518ef8f1bcdf0ca384170eeeb

SHA1
03f670cb99e27ff738e31b157de2ac527d189f43

SHA256
808dab3b248645bde938947ed3cd9bc65dbb8b21e458966116104efd82eedee9

SHA512
73a5cba8f57b7c867904edb3426ce77d3f0306fa282c0b5dd25e9b051be34d5a4289fcc6c8e16374af53b1234a49e4553948c7f454570cd4c3b67912ccbf4ec0

Download Submit
memory/1248-23-0x00000000000F0000-0x0000000000131000-memory.dmp

Filesize
260KB

Download
memory/1248-18-0x00000000000F0000-0x0000000000131000-memory.dmp

Filesize
260KB

Download
memory/1248-22-0x00000000000F0000-0x0000000000131000-memory.dmp

Filesize
260KB

Download
memory/1248-21-0x00000000000F0000-0x0000000000131000-memory.dmp

Filesize
260KB

Download
memory/1248-19-0x00000000000F0000-0x0000000000131000-memory.dmp

Filesize
260KB

Download
memory/1332-32-0x00000000021C0000-0x0000000002201000-memory.dmp

Filesize
260KB

Download
memory/1332-26-0x00000000021C0000-0x0000000002201000-memory.dmp

Filesize
260KB

Download
memory/1332-30-0x00000000021C0000-0x0000000002201000-memory.dmp

Filesize
260KB

Download
memory/1332-28-0x00000000021C0000-0x0000000002201000-memory.dmp

Filesize
260KB

Download
memory/1380-37-0x0000000002470000-0x00000000024B1000-memory.dmp

Filesize
260KB

Download
memory/1380-35-0x0000000002470000-0x00000000024B1000-memory.dmp

Filesize
260KB

Download
memory/1380-36-0x0000000002470000-0x00000000024B1000-memory.dmp

Filesize
260KB

Download
memory/1380-38-0x0000000002470000-0x00000000024B1000-memory.dmp

Filesize
260KB

Download
memory/1460-284-0x0000000002680000-0x00000000026C1000-memory.dmp

Filesize
260KB

Download
memory/1460-182-0x0000000002680000-0x00000000026C1000-memory.dmp

Filesize
260KB

Download
memory/1460-185-0x00000000777A0000-0x00000000777A1000-memory.dmp

Filesize
4KB

Download
memory/1460-279-0x0000000001D90000-0x0000000001D91000-memory.dmp

Filesize
4KB

Download
memory/1460-187-0x00000000777A0000-0x00000000777A1000-memory.dmp

Filesize
4KB

Download
memory/1840-41-0x0000000000380000-0x00000000003C1000-memory.dmp

Filesize
260KB

Download
memory/1840-43-0x0000000000380000-0x00000000003C1000-memory.dmp

Filesize
260KB

Download
memory/1840-40-0x0000000000380000-0x00000000003C1000-memory.dmp

Filesize
260KB

Download
memory/1840-42-0x0000000000380000-0x00000000003C1000-memory.dmp

Filesize
260KB

Download
memory/1908-17-0x0000000000450000-0x0000000000498000-memory.dmp

Filesize
288KB

Download
memory/1908-20-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/1908-15-0x0000000000270000-0x00000000002B1000-memory.dmp

Filesize
260KB

Download
memory/1908-282-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2956-71-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2956-9-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2956-55-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2956-57-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2956-59-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2956-61-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2956-63-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2956-65-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2956-67-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2956-69-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2956-52-0x0000000000490000-0x00000000004D1000-memory.dmp

Filesize
260KB

Download
memory/2956-46-0x0000000000490000-0x00000000004D1000-memory.dmp

Filesize
260KB

Download
memory/2956-2-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2956-54-0x0000000000490000-0x00000000004D1000-memory.dmp

Filesize
260KB

Download
memory/2956-73-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2956-75-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2956-170-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2956-4-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2956-3-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2956-1-0x0000000000350000-0x0000000000398000-memory.dmp

Filesize
288KB

Download
memory/2956-0-0x0000000000300000-0x0000000000341000-memory.dmp

Filesize
260KB

Download
memory/2956-77-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2956-88-0x00000000777A0000-0x00000000777A1000-memory.dmp

Filesize
4KB

Download
memory/2956-147-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2956-79-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2956-50-0x0000000000490000-0x00000000004D1000-memory.dmp

Filesize
260KB

Download
memory/2956-48-0x0000000000490000-0x00000000004D1000-memory.dmp

Filesize
260KB

Download