3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490

General

Target

3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe
Size

319KB
MD5

f81c2a86407179eb7c6637c921997e01
SHA1

e9a0ba76ae861e94738bf52250efbedf819ee3d0
SHA256

3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490
SHA512

38fa149cb61cff212dc13f9b41f0d5e69de1cd66ce4daada47a14daf5e3ea36fce07f9251cf085ac63b980f567af9634e3d70f312a5afc05fafe8c5c6529cbc5
SSDEEP

6144:+XQddP4+FTexgczIapcDwCfW6Pg3asNa4V0+:+XQdNdczDOwQWioZ7

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

Processes:

ukma.exeukma.exe

pid process

1972 ukma.exe
1500 ukma.exe
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1484 cmd.exe

pid	process
1972	ukma.exe
1500	ukma.exe

pid	process
1484	cmd.exe

Loads dropped DLL 2 IoCs

Processes:

3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe

pid	process
1076	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe
1076	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.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-1-5-21-3406023954-474543476-3319432036-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\{38943D6D-1EF6-CDD7-6EE3-79F6559FCB15} = "\"C:\\Users\\Admin\\AppData\\Roaming\\Oqte\\ukma.exe\""	explorer.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exeukma.exe

description	pid	process	target process
PID 960 set thread context of 1076	960	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe
PID 1972 set thread context of 1500	1972	ukma.exe	ukma.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\204E5CE6-00000001.eml:OECustomProperty	WinMail.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exeukma.exeukma.exeexplorer.exe

pid	process
960	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe
960	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe
1972	ukma.exe
1972	ukma.exe
1500	ukma.exe
1500	ukma.exe
692	explorer.exe
692	explorer.exe
692	explorer.exe
692	explorer.exe
692	explorer.exe
692	explorer.exe

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

ukma.exe

pid process

1500 ukma.exe

pid	process
1500	ukma.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exeWinMail.exe

description	pid	process
Token: SeSecurityPrivilege	1076	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe
Token: SeManageVolumePrivilege	1328	WinMail.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

WinMail.exe

pid process

1328 WinMail.exe
Suspicious use of SendNotifyMessage 1 IoCs

Processes:

WinMail.exe

pid process

1328 WinMail.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

WinMail.exe

pid process

1328 WinMail.exe

pid	process
1328	WinMail.exe

pid	process
1328	WinMail.exe

pid	process
1328	WinMail.exe

Suspicious use of WriteProcessMemory 35 IoCs

Processes:

3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exeukma.exeukma.exeexplorer.exe

description	pid	process	target process
PID 960 wrote to memory of 1076	960	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe
PID 960 wrote to memory of 1076	960	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe
PID 960 wrote to memory of 1076	960	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe
PID 960 wrote to memory of 1076	960	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe
PID 960 wrote to memory of 1076	960	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe
PID 960 wrote to memory of 1076	960	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe
PID 960 wrote to memory of 1076	960	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe
PID 960 wrote to memory of 1076	960	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe
PID 960 wrote to memory of 1076	960	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe
PID 960 wrote to memory of 1076	960	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe
PID 1076 wrote to memory of 1972	1076	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe	ukma.exe
PID 1076 wrote to memory of 1972	1076	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe	ukma.exe
PID 1076 wrote to memory of 1972	1076	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe	ukma.exe
PID 1076 wrote to memory of 1972	1076	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe	ukma.exe
PID 1972 wrote to memory of 1500	1972	ukma.exe	ukma.exe
PID 1972 wrote to memory of 1500	1972	ukma.exe	ukma.exe
PID 1972 wrote to memory of 1500	1972	ukma.exe	ukma.exe
PID 1972 wrote to memory of 1500	1972	ukma.exe	ukma.exe
PID 1972 wrote to memory of 1500	1972	ukma.exe	ukma.exe
PID 1972 wrote to memory of 1500	1972	ukma.exe	ukma.exe
PID 1972 wrote to memory of 1500	1972	ukma.exe	ukma.exe
PID 1972 wrote to memory of 1500	1972	ukma.exe	ukma.exe
PID 1972 wrote to memory of 1500	1972	ukma.exe	ukma.exe
PID 1972 wrote to memory of 1500	1972	ukma.exe	ukma.exe
PID 1076 wrote to memory of 1484	1076	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe	cmd.exe
PID 1076 wrote to memory of 1484	1076	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe	cmd.exe
PID 1076 wrote to memory of 1484	1076	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe	cmd.exe
PID 1076 wrote to memory of 1484	1076	3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe	cmd.exe
PID 1500 wrote to memory of 692	1500	ukma.exe	explorer.exe
PID 1500 wrote to memory of 692	1500	ukma.exe	explorer.exe
PID 1500 wrote to memory of 692	1500	ukma.exe	explorer.exe
PID 1500 wrote to memory of 692	1500	ukma.exe	explorer.exe
PID 692 wrote to memory of 1220	692	explorer.exe	Explorer.EXE
PID 692 wrote to memory of 1220	692	explorer.exe	Explorer.EXE
PID 692 wrote to memory of 1220	692	explorer.exe	Explorer.EXE

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1220

C:\Users\Admin\AppData\Local\Temp\3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe
"C:\Users\Admin\AppData\Local\Temp\3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:960

C:\Users\Admin\AppData\Local\Temp\3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe
"C:\Users\Admin\AppData\Local\Temp\3fb419b75bba814ed51b84d5dce7be293c93cc2b9f801e2116a72eec504fd490.exe"
3⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1076

C:\Users\Admin\AppData\Roaming\Oqte\ukma.exe
"C:\Users\Admin\AppData\Roaming\Oqte\ukma.exe"
4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1972

C:\Users\Admin\AppData\Roaming\Oqte\ukma.exe
"C:\Users\Admin\AppData\Roaming\Oqte\ukma.exe"
5⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1500

C:\Windows\SysWOW64\explorer.exe
"C:\Windows\SysWOW64\explorer.exe"
6⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:692

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmp73afaea6.bat"
4⤵
- Deletes itself
PID:1484

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:1328

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp73afaea6.bat

Filesize
307B

MD5
1a25ce09a8b74ef9f76dfc06a8b2b367

SHA1
2b3212fd7675a190529176c02ae791b570eb9469

SHA256
37930005ebce7815c0fd525f3066d211ab4eb31523ae06ba37f5df8d01c3d9f2

SHA512
c1ea7e391488a7e4697410571fac47da92a6ec79b10ddfbc6159aeb24acf7f957b8e4065580ab8a4ff218fe4157ceddadd1dd6fbc66e6c1f2cf51c699fda03e3

Download Submit
C:\Users\Admin\AppData\Roaming\Oqte\ukma.exe

Filesize
319KB

MD5
8ccacd1a3bfa9a3846c6c726769e6fad

SHA1
1e6d433f0983ce00e9eaf6afef4a1e25bcb488f1

SHA256
56217198c9368f05bfcd0f9b2897ce4402ebdfd25235b0b1dfe34d79a1636279

SHA512
62938a0f5a1be84867e8b65412e1af79bd691835fb116e073f621a74cd2b7138293cc4dc5d5e17ebe2aaa73d62bdb3b7c0873de78668e3ebfd6c1d0e305ee479

Download Submit
C:\Users\Admin\AppData\Roaming\Oqte\ukma.exe

Filesize
319KB

MD5
8ccacd1a3bfa9a3846c6c726769e6fad

SHA1
1e6d433f0983ce00e9eaf6afef4a1e25bcb488f1

SHA256
56217198c9368f05bfcd0f9b2897ce4402ebdfd25235b0b1dfe34d79a1636279

SHA512
62938a0f5a1be84867e8b65412e1af79bd691835fb116e073f621a74cd2b7138293cc4dc5d5e17ebe2aaa73d62bdb3b7c0873de78668e3ebfd6c1d0e305ee479

Download Submit
C:\Users\Admin\AppData\Roaming\Oqte\ukma.exe

Filesize
319KB

MD5
8ccacd1a3bfa9a3846c6c726769e6fad

SHA1
1e6d433f0983ce00e9eaf6afef4a1e25bcb488f1

SHA256
56217198c9368f05bfcd0f9b2897ce4402ebdfd25235b0b1dfe34d79a1636279

SHA512
62938a0f5a1be84867e8b65412e1af79bd691835fb116e073f621a74cd2b7138293cc4dc5d5e17ebe2aaa73d62bdb3b7c0873de78668e3ebfd6c1d0e305ee479

Download Submit
\Users\Admin\AppData\Roaming\Oqte\ukma.exe

Filesize
319KB

MD5
8ccacd1a3bfa9a3846c6c726769e6fad

SHA1
1e6d433f0983ce00e9eaf6afef4a1e25bcb488f1

SHA256
56217198c9368f05bfcd0f9b2897ce4402ebdfd25235b0b1dfe34d79a1636279

SHA512
62938a0f5a1be84867e8b65412e1af79bd691835fb116e073f621a74cd2b7138293cc4dc5d5e17ebe2aaa73d62bdb3b7c0873de78668e3ebfd6c1d0e305ee479

Download Submit
\Users\Admin\AppData\Roaming\Oqte\ukma.exe

Filesize
319KB

MD5
8ccacd1a3bfa9a3846c6c726769e6fad

SHA1
1e6d433f0983ce00e9eaf6afef4a1e25bcb488f1

SHA256
56217198c9368f05bfcd0f9b2897ce4402ebdfd25235b0b1dfe34d79a1636279

SHA512
62938a0f5a1be84867e8b65412e1af79bd691835fb116e073f621a74cd2b7138293cc4dc5d5e17ebe2aaa73d62bdb3b7c0873de78668e3ebfd6c1d0e305ee479

Download Submit
memory/692-99-0x0000000000080000-0x00000000000AD000-memory.dmp

Filesize
180KB

Download
memory/692-98-0x0000000074741000-0x0000000074743000-memory.dmp

Filesize
8KB

Download
memory/692-94-0x0000000000000000-mapping.dmp

Download
memory/960-59-0x00000000003B0000-0x00000000003CD000-memory.dmp

Filesize
116KB

Download
memory/1076-67-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1076-62-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1076-70-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1076-55-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1076-68-0x0000000075D01000-0x0000000075D03000-memory.dmp

Filesize
8KB

Download
memory/1076-54-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1076-75-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1076-64-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1076-57-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1076-65-0x0000000000412DB6-mapping.dmp

Download
memory/1076-60-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1076-69-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1076-95-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1328-100-0x000007FEFB971000-0x000007FEFB973000-memory.dmp

Filesize
8KB

Download
memory/1328-101-0x000007FEF69A1000-0x000007FEF69A3000-memory.dmp

Filesize
8KB

Download
memory/1328-102-0x0000000000250000-0x0000000000260000-memory.dmp

Filesize
64KB

Download
memory/1328-108-0x0000000002130000-0x0000000002140000-memory.dmp

Filesize
64KB

Download
memory/1484-93-0x0000000000000000-mapping.dmp

Download
memory/1500-92-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1500-87-0x0000000000412DB6-mapping.dmp

Download
memory/1500-114-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1972-73-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads