e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf

General

Target

e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe
Size

284KB
MD5

acea7eb3caa13865ee594bfcb66bc1da
SHA1

a468a0ee8cfee4461c5a1b3badef8694498a03a3
SHA256

e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf
SHA512

5644007f846387ed26b6df315184e29663f41e801a1f583ac49d4cee0be190094ff3f3c4ce6e99103e37ab43f4b1f33f12ef7f120b7df2536cb7d47483b2ecc0
SSDEEP

6144:iBKeMQ0Nl6loc090LiQF/rxvoO+rkU7DNU7yKeJ5Ig:n6l490Ws9v27DN2yKeog

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies firewall policy service 2 TTPs 5 IoCs

evasion

Modify Registry

T1112

Modify Existing Service

T1031

Processes:

explorer.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\explorer.exe = "C:\\Windows\\SysWOW64\\explorer.exe:*:Enabled:Windows Explorer"	explorer.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	explorer.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\system32\taskhost.exe = "C:\\Windows\\system32\\taskhost.exe:*:Enabled:Host Process for Windows Tasks"	explorer.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\system32\taskhostex.exe = "C:\\Windows\\system32\\taskhostex.exe:*:Enabled:Host Process for Windows Tasks"	explorer.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\explorer.exe = "C:\\Windows\\explorer.exe:*:Enabled:Windows Explorer"	explorer.exe

Executes dropped EXE 2 IoCs

Processes:

enpa.exeenpa.exe

pid process

1980 enpa.exe
1960 enpa.exe
Deletes itself 1 IoCs

Processes:

explorer.exe

pid process

636 explorer.exe
Loads dropped DLL 1 IoCs

Processes:

e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe

pid process

1168 e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe

pid	process
1980	enpa.exe
1960	enpa.exe

pid	process
636	explorer.exe

pid	process
1168	e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

explorer.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\Currentversion\Run	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\{F737A726-592E-13A9-905E-0874820C542E} = "C:\\Users\\Admin\\AppData\\Roaming\\Quqai\\enpa.exe"	explorer.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exeenpa.exe

description	pid	process	target process
PID 1884 set thread context of 1168	1884	e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe	e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe
PID 1980 set thread context of 1960	1980	enpa.exe	enpa.exe

NTFS ADS 1 IoCs

Processes:

WinMail.exe

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Local\Microsoft\Windows Mail\Local Folders\Inbox\6D991380-00000001.eml:OECustomProperty	WinMail.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exeenpa.exeenpa.exeexplorer.exe

pid	process
1884	e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe
1980	enpa.exe
1960	enpa.exe
1960	enpa.exe
636	explorer.exe
636	explorer.exe
636	explorer.exe
636	explorer.exe
636	explorer.exe
636	explorer.exe
636	explorer.exe
636	explorer.exe

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

enpa.exe

pid process

1960 enpa.exe

pid	process
1960	enpa.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exeWinMail.exe

description	pid	process
Token: SeSecurityPrivilege	1168	e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe
Token: SeManageVolumePrivilege	1292	WinMail.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

WinMail.exe

pid process

1292 WinMail.exe
Suspicious use of SendNotifyMessage 1 IoCs

Processes:

WinMail.exe

pid process

1292 WinMail.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

WinMail.exe

pid process

1292 WinMail.exe

pid	process
1292	WinMail.exe

pid	process
1292	WinMail.exe

pid	process
1292	WinMail.exe

Suspicious use of WriteProcessMemory 31 IoCs

Processes:

e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exee9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exeenpa.exeenpa.exeexplorer.exe

description	pid	process	target process
PID 1884 wrote to memory of 1168	1884	e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe	e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe
PID 1884 wrote to memory of 1168	1884	e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe	e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe
PID 1884 wrote to memory of 1168	1884	e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe	e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe
PID 1884 wrote to memory of 1168	1884	e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe	e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe
PID 1884 wrote to memory of 1168	1884	e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe	e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe
PID 1884 wrote to memory of 1168	1884	e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe	e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe
PID 1884 wrote to memory of 1168	1884	e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe	e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe
PID 1884 wrote to memory of 1168	1884	e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe	e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe
PID 1884 wrote to memory of 1168	1884	e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe	e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe
PID 1884 wrote to memory of 1168	1884	e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe	e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe
PID 1168 wrote to memory of 1980	1168	e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe	enpa.exe
PID 1168 wrote to memory of 1980	1168	e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe	enpa.exe
PID 1168 wrote to memory of 1980	1168	e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe	enpa.exe
PID 1168 wrote to memory of 1980	1168	e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe	enpa.exe
PID 1980 wrote to memory of 1960	1980	enpa.exe	enpa.exe
PID 1980 wrote to memory of 1960	1980	enpa.exe	enpa.exe
PID 1980 wrote to memory of 1960	1980	enpa.exe	enpa.exe
PID 1980 wrote to memory of 1960	1980	enpa.exe	enpa.exe
PID 1980 wrote to memory of 1960	1980	enpa.exe	enpa.exe
PID 1980 wrote to memory of 1960	1980	enpa.exe	enpa.exe
PID 1980 wrote to memory of 1960	1980	enpa.exe	enpa.exe
PID 1980 wrote to memory of 1960	1980	enpa.exe	enpa.exe
PID 1980 wrote to memory of 1960	1980	enpa.exe	enpa.exe
PID 1980 wrote to memory of 1960	1980	enpa.exe	enpa.exe
PID 1960 wrote to memory of 636	1960	enpa.exe	explorer.exe
PID 1960 wrote to memory of 636	1960	enpa.exe	explorer.exe
PID 1960 wrote to memory of 636	1960	enpa.exe	explorer.exe
PID 1960 wrote to memory of 636	1960	enpa.exe	explorer.exe
PID 636 wrote to memory of 1216	636	explorer.exe	Explorer.EXE
PID 636 wrote to memory of 1216	636	explorer.exe	Explorer.EXE
PID 636 wrote to memory of 1216	636	explorer.exe	Explorer.EXE

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1216

C:\Users\Admin\AppData\Local\Temp\e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe
"C:\Users\Admin\AppData\Local\Temp\e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1884

C:\Users\Admin\AppData\Local\Temp\e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe
"C:\Users\Admin\AppData\Local\Temp\e9b9f1c3113d9912591ba9391b8a88fd13ee8ef09facc1a688afbf813b1862bf.exe"
3⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1168

C:\Users\Admin\AppData\Roaming\Quqai\enpa.exe
"C:\Users\Admin\AppData\Roaming\Quqai\enpa.exe"
4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1980

C:\Users\Admin\AppData\Roaming\Quqai\enpa.exe
"C:\Users\Admin\AppData\Roaming\Quqai\enpa.exe"
5⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1960

C:\Windows\SysWOW64\explorer.exe
"C:\Windows\SysWOW64\explorer.exe"
6⤵
- Modifies firewall policy service
- Deletes itself
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:636

C:\Program Files\Windows Mail\WinMail.exe
"C:\Program Files\Windows Mail\WinMail.exe" -Embedding
1⤵
- NTFS ADS
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:1292

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Quqai\enpa.exe

Filesize
284KB

MD5
47f1629b5be1ceac02543402382ca46e

SHA1
f9e21984ba0c91ae18bb6758e2f5dbe7a9ad092e

SHA256
68ae55f39b7d5b1fa93c02820346354967e70b3d527e9638d539d00e219e997a

SHA512
4ded6aa03ccf71fc26d9e165530f45259601eee13ecf0d6735ad41386be6c8ba3396f8f8cc1929f035e537e331ee4786a27e8356167bfcad31511a8041f7c201

Download Submit
C:\Users\Admin\AppData\Roaming\Quqai\enpa.exe

Filesize
284KB

MD5
47f1629b5be1ceac02543402382ca46e

SHA1
f9e21984ba0c91ae18bb6758e2f5dbe7a9ad092e

SHA256
68ae55f39b7d5b1fa93c02820346354967e70b3d527e9638d539d00e219e997a

SHA512
4ded6aa03ccf71fc26d9e165530f45259601eee13ecf0d6735ad41386be6c8ba3396f8f8cc1929f035e537e331ee4786a27e8356167bfcad31511a8041f7c201

Download Submit
C:\Users\Admin\AppData\Roaming\Quqai\enpa.exe

Filesize
284KB

MD5
47f1629b5be1ceac02543402382ca46e

SHA1
f9e21984ba0c91ae18bb6758e2f5dbe7a9ad092e

SHA256
68ae55f39b7d5b1fa93c02820346354967e70b3d527e9638d539d00e219e997a

SHA512
4ded6aa03ccf71fc26d9e165530f45259601eee13ecf0d6735ad41386be6c8ba3396f8f8cc1929f035e537e331ee4786a27e8356167bfcad31511a8041f7c201

Download Submit
\Users\Admin\AppData\Roaming\Quqai\enpa.exe

Filesize
284KB

MD5
47f1629b5be1ceac02543402382ca46e

SHA1
f9e21984ba0c91ae18bb6758e2f5dbe7a9ad092e

SHA256
68ae55f39b7d5b1fa93c02820346354967e70b3d527e9638d539d00e219e997a

SHA512
4ded6aa03ccf71fc26d9e165530f45259601eee13ecf0d6735ad41386be6c8ba3396f8f8cc1929f035e537e331ee4786a27e8356167bfcad31511a8041f7c201

Download Submit
memory/636-113-0x0000000000080000-0x00000000000AD000-memory.dmp

Filesize
180KB

Download
memory/636-96-0x0000000000080000-0x00000000000AD000-memory.dmp

Filesize
180KB

Download
memory/636-93-0x0000000074521000-0x0000000074523000-memory.dmp

Filesize
8KB

Download
memory/636-91-0x0000000000000000-mapping.dmp

Download
memory/1168-94-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1168-54-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1168-69-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1168-70-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1168-67-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1168-55-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1168-111-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1168-68-0x0000000075571000-0x0000000075573000-memory.dmp

Filesize
8KB

Download
memory/1168-57-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1168-64-0x0000000000413D24-mapping.dmp

Download
memory/1168-63-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1168-61-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1168-59-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1292-97-0x000007FEFB5C1000-0x000007FEFB5C3000-memory.dmp

Filesize
8KB

Download
memory/1292-98-0x000007FEF6791000-0x000007FEF6793000-memory.dmp

Filesize
8KB

Download
memory/1292-99-0x0000000002330000-0x0000000002340000-memory.dmp

Filesize
64KB

Download
memory/1292-105-0x0000000002390000-0x00000000023A0000-memory.dmp

Filesize
64KB

Download
memory/1884-65-0x0000000000290000-0x00000000002BD000-memory.dmp

Filesize
180KB

Download
memory/1960-95-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1960-84-0x0000000000413D24-mapping.dmp

Download
memory/1960-112-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1980-86-0x0000000001C30000-0x0000000001C5D000-memory.dmp

Filesize
180KB

Download
memory/1980-72-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads