22e70fa3a9da947966babc4af099e1f0517da5d59794c8037953644bb6c66f67

Analysis

max time kernel
66s
max time network
149s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
24/12/2023, 22:59

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General

Target

17a45f069b06b773331c74553f1b4609.exe
Size

329KB
MD5

17a45f069b06b773331c74553f1b4609
SHA1

ee7a076b0f6fb006df63d85f12d26616681e1229
SHA256

22e70fa3a9da947966babc4af099e1f0517da5d59794c8037953644bb6c66f67
SHA512

afcbc1405ec391a4632976df26a793f64e0ac8af8e763affe9148ebb6e60db895884350e299fddc349637276d763436ea153a1117e401df153e7b85876b3ae02
SSDEEP

6144:rYwaU+TjJ56Qy/VfoUKIVflNiLoWtMn9QJTPPWZYbBt:0wP+PuQEfooiX+n9Q1nWZC

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3000	myowul.exe

Loads dropped DLL 2 IoCs

pid	Process
2060	17a45f069b06b773331c74553f1b4609.exe
2060	17a45f069b06b773331c74553f1b4609.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\\Ifes\\myowul.exe"	myowul.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2060 set thread context of 2432	2060	17a45f069b06b773331c74553f1b4609.exe	16

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1080	2432	WerFault.exe	16
1880	1080	WerFault.exe	17

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	17a45f069b06b773331c74553f1b4609.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Privacy\CleanCookies = "0"	17a45f069b06b773331c74553f1b4609.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
3000	myowul.exe
3000	myowul.exe
3000	myowul.exe
3000	myowul.exe
3000	myowul.exe
3000	myowul.exe
3000	myowul.exe
3000	myowul.exe
3000	myowul.exe
3000	myowul.exe
3000	myowul.exe
3000	myowul.exe
3000	myowul.exe
3000	myowul.exe
3000	myowul.exe
3000	myowul.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2060	17a45f069b06b773331c74553f1b4609.exe
3000	myowul.exe

Suspicious use of WriteProcessMemory 57 IoCs

description	pid	Process	procid_target
PID 2060 wrote to memory of 3000	2060	17a45f069b06b773331c74553f1b4609.exe	19
PID 2060 wrote to memory of 3000	2060	17a45f069b06b773331c74553f1b4609.exe	19
PID 2060 wrote to memory of 3000	2060	17a45f069b06b773331c74553f1b4609.exe	19
PID 2060 wrote to memory of 3000	2060	17a45f069b06b773331c74553f1b4609.exe	19
PID 3000 wrote to memory of 1296	3000	myowul.exe	9
PID 3000 wrote to memory of 1296	3000	myowul.exe	9
PID 3000 wrote to memory of 1296	3000	myowul.exe	9
PID 3000 wrote to memory of 1296	3000	myowul.exe	9
PID 3000 wrote to memory of 1296	3000	myowul.exe	9
PID 3000 wrote to memory of 1356	3000	myowul.exe	8
PID 3000 wrote to memory of 1356	3000	myowul.exe	8
PID 3000 wrote to memory of 1356	3000	myowul.exe	8
PID 3000 wrote to memory of 1356	3000	myowul.exe	8
PID 3000 wrote to memory of 1356	3000	myowul.exe	8
PID 3000 wrote to memory of 1400	3000	myowul.exe	7
PID 3000 wrote to memory of 1400	3000	myowul.exe	7
PID 3000 wrote to memory of 1400	3000	myowul.exe	7
PID 3000 wrote to memory of 1400	3000	myowul.exe	7
PID 3000 wrote to memory of 1400	3000	myowul.exe	7
PID 3000 wrote to memory of 1724	3000	myowul.exe	5
PID 3000 wrote to memory of 1724	3000	myowul.exe	5
PID 3000 wrote to memory of 1724	3000	myowul.exe	5
PID 3000 wrote to memory of 1724	3000	myowul.exe	5
PID 3000 wrote to memory of 1724	3000	myowul.exe	5
PID 3000 wrote to memory of 2060	3000	myowul.exe	1
PID 3000 wrote to memory of 2060	3000	myowul.exe	1
PID 3000 wrote to memory of 2060	3000	myowul.exe	1
PID 3000 wrote to memory of 2060	3000	myowul.exe	1
PID 3000 wrote to memory of 2060	3000	myowul.exe	1
PID 2060 wrote to memory of 2432	2060	17a45f069b06b773331c74553f1b4609.exe	16
PID 2060 wrote to memory of 2432	2060	17a45f069b06b773331c74553f1b4609.exe	16
PID 2060 wrote to memory of 2432	2060	17a45f069b06b773331c74553f1b4609.exe	16
PID 2060 wrote to memory of 2432	2060	17a45f069b06b773331c74553f1b4609.exe	16
PID 2060 wrote to memory of 2432	2060	17a45f069b06b773331c74553f1b4609.exe	16
PID 2060 wrote to memory of 2432	2060	17a45f069b06b773331c74553f1b4609.exe	16
PID 2060 wrote to memory of 2432	2060	17a45f069b06b773331c74553f1b4609.exe	16
PID 2060 wrote to memory of 2432	2060	17a45f069b06b773331c74553f1b4609.exe	16
PID 2060 wrote to memory of 2432	2060	17a45f069b06b773331c74553f1b4609.exe	16
PID 2432 wrote to memory of 1080	2432	cmd.exe	17
PID 2432 wrote to memory of 1080	2432	cmd.exe	17
PID 2432 wrote to memory of 1080	2432	cmd.exe	17
PID 2432 wrote to memory of 1080	2432	cmd.exe	17
PID 3000 wrote to memory of 1136	3000	myowul.exe	18
PID 3000 wrote to memory of 1136	3000	myowul.exe	18
PID 3000 wrote to memory of 1136	3000	myowul.exe	18
PID 3000 wrote to memory of 1136	3000	myowul.exe	18
PID 3000 wrote to memory of 1136	3000	myowul.exe	18
PID 3000 wrote to memory of 1080	3000	myowul.exe	17
PID 3000 wrote to memory of 1080	3000	myowul.exe	17
PID 3000 wrote to memory of 1080	3000	myowul.exe	17
PID 3000 wrote to memory of 1080	3000	myowul.exe	17
PID 3000 wrote to memory of 1080	3000	myowul.exe	17
PID 1080 wrote to memory of 1880	1080	WerFault.exe	32
PID 1080 wrote to memory of 1880	1080	WerFault.exe	32
PID 1080 wrote to memory of 1880	1080	WerFault.exe	32
PID 1080 wrote to memory of 1880	1080	WerFault.exe	32
PID 3000 wrote to memory of 2432	3000	myowul.exe	16

C:\Users\Admin\AppData\Local\Temp\17a45f069b06b773331c74553f1b4609.exe
"C:\Users\Admin\AppData\Local\Temp\17a45f069b06b773331c74553f1b4609.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2060
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmpec04e090.bat"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2432
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2432 -s 112
    3⤵
    - Program crash
    - Suspicious use of WriteProcessMemory
    PID:1080
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1080 -s 528
      4⤵
      Program crash
      PID:1880
- C:\Users\Admin\AppData\Roaming\Ifes\myowul.exe
  "C:\Users\Admin\AppData\Roaming\Ifes\myowul.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of UnmapMainImage
  - Suspicious use of WriteProcessMemory
  PID:3000

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1724

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1400

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1356

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1296

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "-11852257347719672571580179538-1616605547-202549628019061839221325566483-73563184"
1⤵
PID:1136

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

memory/1296-25-0x0000000002020000-0x0000000002064000-memory.dmp

Filesize
272KB

Download
memory/1296-18-0x0000000002020000-0x0000000002064000-memory.dmp

Filesize
272KB

Download
memory/1296-27-0x0000000002020000-0x0000000002064000-memory.dmp

Filesize
272KB

Download
memory/1296-21-0x0000000002020000-0x0000000002064000-memory.dmp

Filesize
272KB

Download
memory/1296-23-0x0000000002020000-0x0000000002064000-memory.dmp

Filesize
272KB

Download
memory/1356-32-0x00000000001B0000-0x00000000001F4000-memory.dmp

Filesize
272KB

Download
memory/1356-31-0x00000000001B0000-0x00000000001F4000-memory.dmp

Filesize
272KB

Download
memory/1356-33-0x00000000001B0000-0x00000000001F4000-memory.dmp

Filesize
272KB

Download
memory/1356-34-0x00000000001B0000-0x00000000001F4000-memory.dmp

Filesize
272KB

Download
memory/1400-36-0x0000000002E40000-0x0000000002E84000-memory.dmp

Filesize
272KB

Download
memory/1400-37-0x0000000002E40000-0x0000000002E84000-memory.dmp

Filesize
272KB

Download
memory/1400-38-0x0000000002E40000-0x0000000002E84000-memory.dmp

Filesize
272KB

Download
memory/1400-39-0x0000000002E40000-0x0000000002E84000-memory.dmp

Filesize
272KB

Download
memory/1724-42-0x0000000000370000-0x00000000003B4000-memory.dmp

Filesize
272KB

Download
memory/1724-48-0x0000000000370000-0x00000000003B4000-memory.dmp

Filesize
272KB

Download
memory/1724-44-0x0000000000370000-0x00000000003B4000-memory.dmp

Filesize
272KB

Download
memory/1724-46-0x0000000000370000-0x00000000003B4000-memory.dmp

Filesize
272KB

Download
memory/2060-74-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2060-78-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2060-60-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2060-58-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2060-56-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2060-55-0x0000000000860000-0x00000000008A4000-memory.dmp

Filesize
272KB

Download
memory/2060-54-0x0000000000860000-0x00000000008A4000-memory.dmp

Filesize
272KB

Download
memory/2060-53-0x0000000000860000-0x00000000008A4000-memory.dmp

Filesize
272KB

Download
memory/2060-52-0x0000000000860000-0x00000000008A4000-memory.dmp

Filesize
272KB

Download
memory/2060-51-0x0000000000860000-0x00000000008A4000-memory.dmp

Filesize
272KB

Download
memory/2060-64-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2060-66-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2060-68-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2060-70-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2060-72-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2060-1-0x0000000000720000-0x0000000000776000-memory.dmp

Filesize
344KB

Download
memory/2060-76-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2060-62-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2060-153-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2060-172-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2060-173-0x0000000000720000-0x0000000000776000-memory.dmp

Filesize
344KB

Download
memory/2060-174-0x0000000000860000-0x00000000008A4000-memory.dmp

Filesize
272KB

Download
memory/2060-97-0x0000000077270000-0x0000000077271000-memory.dmp

Filesize
4KB

Download
memory/2060-95-0x0000000000860000-0x00000000008A4000-memory.dmp

Filesize
272KB

Download
memory/2060-80-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2060-0-0x00000000006D0000-0x0000000000714000-memory.dmp

Filesize
272KB

Download
memory/2060-2-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2060-3-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2060-7-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2060-4-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/3000-15-0x0000000001BD0000-0x0000000001C14000-memory.dmp

Filesize
272KB

Download
memory/3000-17-0x0000000001C20000-0x0000000001C76000-memory.dmp

Filesize
344KB

Download
memory/3000-20-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/3000-191-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download