4ba112cc4ce872bdfa046d4ceccb7ed9f44d701505bb2b41a3a5428a231c396b

Analysis

max time kernel
149s
max time network
93s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
01/06/2024, 21:06

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General

Target

4ba112cc4ce872bdfa046d4ceccb7ed9f44d701505bb2b41a3a5428a231c396b.dll
Size

1.1MB
MD5

4ed6c48e50b91d3c6993889d7722eee9
SHA1

2128dfcda57a5a4743db141beddd415612a15dc8
SHA256

4ba112cc4ce872bdfa046d4ceccb7ed9f44d701505bb2b41a3a5428a231c396b
SHA512

f605539e9dab2779405c9296dae164d9e90e151ce56e60e5fc49228d2510b1a7d15885cff13f3ac64ab566445f912aab455b5483900195f835e10735dc591929
SSDEEP

6144:Ci05kH9OyU2uv5SRf/FWgFgtBgqIRAUW9kVYeVprU4wfhTv5xD2ZP0GVGdXcukT4:trHGPv5Smpt6DmUWuVZkxikdXcq

Score

6^/10

persistence

Malware Config

Signatures

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-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Ovnmkkvrgnxhq = "\"C:\\Users\\Admin\\AppData\\Roaming\\OykX47G\\PresentationHost.exe\""	Process not Found

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\system32\2458\RdpSa.exe	cmd.exe
File opened for modification	C:\Windows\system32\2458\RdpSa.exe	cmd.exe

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
4056	schtasks.exe

Modifies registry class 10 IoCs

description	ioc	Process
Key deleted	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\ms-settings	Process not Found
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\ms-settings\shell	Process not Found
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\ms-settings\shell\open	Process not Found
Set value (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\ms-settings\shell\open\command\DelegateExecute	Process not Found
Key deleted	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\ms-settings\shell\open	Process not Found
Key deleted	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\ms-settings\shell	Process not Found
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\ms-settings\shell\open\command	Process not Found
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\ms-settings	Process not Found
Set value (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\ms-settings\shell\open\command\ = "C:\\Windows\\system32\\cmd.exe /c C:\\Users\\Admin\\AppData\\Local\\Temp\\8m1QWvb.cmd"	Process not Found
Key deleted	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\ms-settings\shell\open\command	Process not Found

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1760	rundll32.exe
1760	rundll32.exe
1760	rundll32.exe
1760	rundll32.exe
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found
3416	Process not Found

Suspicious use of AdjustPrivilegeToken 14 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3416	Process not Found
Token: SeCreatePagefilePrivilege	3416	Process not Found
Token: SeShutdownPrivilege	3416	Process not Found
Token: SeCreatePagefilePrivilege	3416	Process not Found
Token: SeShutdownPrivilege	3416	Process not Found
Token: SeCreatePagefilePrivilege	3416	Process not Found
Token: SeShutdownPrivilege	3416	Process not Found
Token: SeCreatePagefilePrivilege	3416	Process not Found
Token: SeShutdownPrivilege	3416	Process not Found
Token: SeCreatePagefilePrivilege	3416	Process not Found
Token: SeShutdownPrivilege	3416	Process not Found
Token: SeCreatePagefilePrivilege	3416	Process not Found
Token: SeShutdownPrivilege	3416	Process not Found
Token: SeCreatePagefilePrivilege	3416	Process not Found

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3416	Process not Found

Suspicious use of WriteProcessMemory 42 IoCs

description	pid	Process	procid_target
PID 3416 wrote to memory of 4184	3416	Process not Found	88
PID 3416 wrote to memory of 4184	3416	Process not Found	88
PID 3416 wrote to memory of 4120	3416	Process not Found	89
PID 3416 wrote to memory of 4120	3416	Process not Found	89
PID 3416 wrote to memory of 4504	3416	Process not Found	90
PID 3416 wrote to memory of 4504	3416	Process not Found	90
PID 3416 wrote to memory of 3508	3416	Process not Found	91
PID 3416 wrote to memory of 3508	3416	Process not Found	91
PID 3416 wrote to memory of 4716	3416	Process not Found	92
PID 3416 wrote to memory of 4716	3416	Process not Found	92
PID 3416 wrote to memory of 3532	3416	Process not Found	93
PID 3416 wrote to memory of 3532	3416	Process not Found	93
PID 3416 wrote to memory of 4004	3416	Process not Found	94
PID 3416 wrote to memory of 4004	3416	Process not Found	94
PID 3416 wrote to memory of 3896	3416	Process not Found	95
PID 3416 wrote to memory of 3896	3416	Process not Found	95
PID 3416 wrote to memory of 4616	3416	Process not Found	97
PID 3416 wrote to memory of 4616	3416	Process not Found	97
PID 4616 wrote to memory of 2184	4616	cmd.exe	99
PID 4616 wrote to memory of 2184	4616	cmd.exe	99
PID 3416 wrote to memory of 868	3416	Process not Found	100
PID 3416 wrote to memory of 868	3416	Process not Found	100
PID 3416 wrote to memory of 4828	3416	Process not Found	101
PID 3416 wrote to memory of 4828	3416	Process not Found	101
PID 3416 wrote to memory of 1912	3416	Process not Found	102
PID 3416 wrote to memory of 1912	3416	Process not Found	102
PID 3416 wrote to memory of 2988	3416	Process not Found	103
PID 3416 wrote to memory of 2988	3416	Process not Found	103
PID 3416 wrote to memory of 1120	3416	Process not Found	104
PID 3416 wrote to memory of 1120	3416	Process not Found	104
PID 3416 wrote to memory of 1104	3416	Process not Found	105
PID 3416 wrote to memory of 1104	3416	Process not Found	105
PID 3416 wrote to memory of 3456	3416	Process not Found	106
PID 3416 wrote to memory of 3456	3416	Process not Found	106
PID 3416 wrote to memory of 1220	3416	Process not Found	107
PID 3416 wrote to memory of 1220	3416	Process not Found	107
PID 3416 wrote to memory of 1780	3416	Process not Found	109
PID 3416 wrote to memory of 1780	3416	Process not Found	109
PID 1780 wrote to memory of 2712	1780	fodhelper.exe	111
PID 1780 wrote to memory of 2712	1780	fodhelper.exe	111
PID 2712 wrote to memory of 4056	2712	cmd.exe	113
PID 2712 wrote to memory of 4056	2712	cmd.exe	113

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4ba112cc4ce872bdfa046d4ceccb7ed9f44d701505bb2b41a3a5428a231c396b.dll,#1
1⤵
- Suspicious behavior: EnumeratesProcesses
PID:1760

C:\Windows\system32\PrintBrmUi.exe
C:\Windows\system32\PrintBrmUi.exe
1⤵
PID:4184

C:\Windows\system32\MicrosoftEdgeSH.exe
C:\Windows\system32\MicrosoftEdgeSH.exe
1⤵
PID:4120

C:\Windows\system32\fixmapi.exe
C:\Windows\system32\fixmapi.exe
1⤵
PID:4504

C:\Windows\system32\AppHostRegistrationVerifier.exe
C:\Windows\system32\AppHostRegistrationVerifier.exe
1⤵
PID:3508

C:\Windows\system32\newdev.exe
C:\Windows\system32\newdev.exe
1⤵
PID:4716

C:\Windows\system32\MicrosoftEdgeCP.exe
C:\Windows\system32\MicrosoftEdgeCP.exe
1⤵
PID:3532

C:\Windows\system32\PresentationHost.exe
C:\Windows\system32\PresentationHost.exe
1⤵
PID:4004

C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c C:\Users\Admin\AppData\Local\Temp\xlL2A.cmd
1⤵
PID:3896

C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks.exe /Delete /F /TN "User_Feed_Synchronization-{5ad6d10e-57ab-26f6-20b7-72f3d4024a3d}"
1⤵
- Suspicious use of WriteProcessMemory
PID:4616
- C:\Windows\system32\schtasks.exe
  schtasks.exe /Delete /F /TN "User_Feed_Synchronization-{5ad6d10e-57ab-26f6-20b7-72f3d4024a3d}"
  2⤵
  PID:2184

C:\Windows\system32\LogonUI.exe
C:\Windows\system32\LogonUI.exe
1⤵
PID:868

C:\Windows\system32\rekeywiz.exe
C:\Windows\system32\rekeywiz.exe
1⤵
PID:4828

C:\Windows\system32\dllhost.exe
C:\Windows\system32\dllhost.exe
1⤵
PID:1912

C:\Windows\system32\MultiDigiMon.exe
C:\Windows\system32\MultiDigiMon.exe
1⤵
PID:2988

C:\Windows\system32\baaupdate.exe
C:\Windows\system32\baaupdate.exe
1⤵
PID:1120

C:\Windows\system32\VSSVC.exe
C:\Windows\system32\VSSVC.exe
1⤵
PID:1104

C:\Windows\system32\RdpSa.exe
C:\Windows\system32\RdpSa.exe
1⤵
PID:3456

C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c C:\Users\Admin\AppData\Local\Temp\GmZd1h1.cmd
1⤵
- Drops file in System32 directory
PID:1220

C:\Windows\System32\fodhelper.exe
"C:\Windows\System32\fodhelper.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1780
- C:\Windows\system32\cmd.exe
  "C:\Windows\system32\cmd.exe" /c C:\Users\Admin\AppData\Local\Temp\8m1QWvb.cmd
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2712
- - C:\Windows\system32\schtasks.exe
    schtasks.exe /Create /F /TN "Hukrqpujurvgmz" /SC minute /MO 60 /TR "C:\Windows\system32\2458\RdpSa.exe" /RL highest
    3⤵
    - Creates scheduled task(s)
    PID:4056

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\8m1QWvb.cmd

Filesize
130B

MD5
dde9040c0879741d320797f74ec9c93a

SHA1
0d12a0383a3990a37494776884616e2c820b02d2

SHA256
49ed29efd0e31bee0ade4ba7cb10ceed84cd7e50f8e155df8424d266d673fa66

SHA512
f334c8b8bf88c72e6d54e2bb4fab48521d4a8bea3668afdedeae3fa3d1d333e12620468c87221e0a537cbba53392214f8be54043f1cbd1352d78d5973190e0d1

Download Submit
C:\Users\Admin\AppData\Local\Temp\GmZd1h1.cmd

Filesize
189B

MD5
5b5512d97b32afabacd3d0e6d32c54c9

SHA1
c67d3ab8c0d64e6e1c5fdab484361abea43ed9ab

SHA256
5d28e969d3cea8f1b2314c86000018a5b83b6e894124fdb5520d4656c5e36444

SHA512
771a3230da29e6b1458cedb80b34e8cd16fc24065d3f62b278c5578b834715fa3bc2c7eed16a663783e2b95a184456f2a392774939a3ae340b2fc963dd6a4143

Download Submit
C:\Users\Admin\AppData\Local\Temp\f4C1D.tmp

Filesize
1.1MB

MD5
1b65b9308353191ac7eef9ccec5afdb2

SHA1
67618c5d10435b3e052066ef4dd8a3b1326e14ce

SHA256
35431200e14d7681cb24e93d0fa45c297cd873d3db30765471eb8db8981b7e82

SHA512
8a0d157e8d5188008002af389ca2f6488693bde93d615cc6402577a73cfa7298176c2d05677e97ac0eeaab34ea281b5215405f6dc84185faf2441f4dfe0a8117

Download Submit
C:\Users\Admin\AppData\Local\Temp\qPR499C.tmp

Filesize
1.1MB

MD5
c579631af9bc0a105bdec26692f0dcf6

SHA1
8baeaf51fc7bcdd426bbd1795510aa651710a694

SHA256
54e8efb8a7b653a28097668e28a0490d0644cc1e8a8d7bcda39996e48d81629e

SHA512
3a23b7571c0e7decb67f4894f0a28016236987455f22f18545feee119f5050a05e50237486b7b2f3a9243deb627aa00ea508f9a27268999a84b5bee891b6682f

Download Submit
C:\Users\Admin\AppData\Local\Temp\xlL2A.cmd

Filesize
245B

MD5
127604d48d171a6b43f3148a0658fbc5

SHA1
23eb8d939518037ca350ab56b324fed548dd40f8

SHA256
c34d35fd9f2dba60b4de06eff58be7261132e4924a2ac51a1ba6ed021c94672e

SHA512
ee0c4f440f20c5c0d94b545bff02fc9d7c88011ce18895194d8a47d5063ffeb1b44c60a34ea54853b36147bd6ff5ae250a1ae404c16588c7e769745fe5d312df

Download Submit
C:\Users\Admin\AppData\Roaming\MICROS~1\Windows\STARTM~1\Programs\Startup\Ovnmkkvrgnxhq.lnk

Filesize
954B

MD5
761b6de3a836d6eb017665ccdc8bb3b6

SHA1
62f6fcca5b5228aeda5b3cddd1ffb4676f436f57

SHA256
2b2ccc14fb5c71bb4a33dd986f3c095569ab1f6cc6c1fbe0e72bf915b70142ee

SHA512
bfb709fc0b5e3b7023d4ae6c670458833f22098007df600cbcd06a3356e600683e66d9af9ac2fcacc53441f69456d30cd97fa225dc258285e426bbbd9353e446

Download Submit
C:\Users\Admin\AppData\Roaming\OykX47G\PresentationHost.exe

Filesize
276KB

MD5
ef27d65b92d89e8175e6751a57ed9d93

SHA1
7279b58e711b459434f047e9098f9131391c3778

SHA256
17d6dcfaced6873a4ac0361ff14f48313f270ac9c465e9f02b5c12b5a5274c48

SHA512
40f46c3a131bb0388b8a3f7aee422936f6e2aa8d2cda547c43c4e7979c163d06c5aa20033a5156d3eeee5d455eeb929cbce89bcc8bb1766cbb65d7f03dd23e2e

Download Submit
memory/1760-0-0x0000000140000000-0x000000014010E000-memory.dmp

Filesize
1.1MB

Download
memory/1760-2-0x00000170D0510000-0x00000170D0517000-memory.dmp

Filesize
28KB

Download
memory/1760-5-0x0000000140000000-0x000000014010E000-memory.dmp

Filesize
1.1MB

Download
memory/3416-22-0x0000000140000000-0x000000014010E000-memory.dmp

Filesize
1.1MB

Download
memory/3416-16-0x0000000140000000-0x000000014010E000-memory.dmp

Filesize
1.1MB

Download
memory/3416-46-0x00007FFF2F040000-0x00007FFF2F050000-memory.dmp

Filesize
64KB

Download
memory/3416-45-0x0000000000B70000-0x0000000000B77000-memory.dmp

Filesize
28KB

Download
memory/3416-34-0x0000000140000000-0x000000014010E000-memory.dmp

Filesize
1.1MB

Download
memory/3416-27-0x0000000140000000-0x000000014010E000-memory.dmp

Filesize
1.1MB

Download
memory/3416-25-0x0000000140000000-0x000000014010E000-memory.dmp

Filesize
1.1MB

Download
memory/3416-23-0x0000000140000000-0x000000014010E000-memory.dmp

Filesize
1.1MB

Download
memory/3416-26-0x0000000140000000-0x000000014010E000-memory.dmp

Filesize
1.1MB

Download
memory/3416-20-0x0000000140000000-0x000000014010E000-memory.dmp

Filesize
1.1MB

Download
memory/3416-19-0x0000000140000000-0x000000014010E000-memory.dmp

Filesize
1.1MB

Download
memory/3416-18-0x0000000140000000-0x000000014010E000-memory.dmp

Filesize
1.1MB

Download
memory/3416-17-0x0000000140000000-0x000000014010E000-memory.dmp

Filesize
1.1MB

Download
memory/3416-43-0x0000000140000000-0x000000014010E000-memory.dmp

Filesize
1.1MB

Download
memory/3416-15-0x0000000140000000-0x000000014010E000-memory.dmp

Filesize
1.1MB

Download
memory/3416-11-0x0000000140000000-0x000000014010E000-memory.dmp

Filesize
1.1MB

Download
memory/3416-10-0x0000000140000000-0x000000014010E000-memory.dmp

Filesize
1.1MB

Download
memory/3416-9-0x0000000140000000-0x000000014010E000-memory.dmp

Filesize
1.1MB

Download
memory/3416-8-0x0000000140000000-0x000000014010E000-memory.dmp

Filesize
1.1MB

Download
memory/3416-7-0x0000000140000000-0x000000014010E000-memory.dmp

Filesize
1.1MB

Download
memory/3416-13-0x0000000140000000-0x000000014010E000-memory.dmp

Filesize
1.1MB

Download
memory/3416-12-0x0000000140000000-0x000000014010E000-memory.dmp

Filesize
1.1MB

Download
memory/3416-14-0x0000000140000000-0x000000014010E000-memory.dmp

Filesize
1.1MB

Download
memory/3416-55-0x0000000140000000-0x000000014010E000-memory.dmp

Filesize
1.1MB

Download
memory/3416-21-0x0000000140000000-0x000000014010E000-memory.dmp

Filesize
1.1MB

Download
memory/3416-24-0x0000000140000000-0x000000014010E000-memory.dmp

Filesize
1.1MB

Download
memory/3416-6-0x00007FFF2EF4A000-0x00007FFF2EF4B000-memory.dmp

Filesize
4KB

Download
memory/3416-3-0x0000000001150000-0x0000000001151000-memory.dmp

Filesize
4KB

Download