3f4580e232f6443975abbe6f518b5062e49397ee0f2a92a9efce0e03c7b68511

Analysis

max time kernel
160s
max time network
185s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
06/05/2023, 21:30

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General

Target

3f4580e232f6443975abbe6f518b5062e49397ee0f2a92a9efce0e03c7b68511.exe
Size

480KB
MD5

dc7be67c2e91a29018ed6c2a28389140
SHA1

25caca20d2e45302dfbfe4e66f30b6021a0922ce
SHA256

3f4580e232f6443975abbe6f518b5062e49397ee0f2a92a9efce0e03c7b68511
SHA512

9db5d2507ff22abb7c0846ab7074b69ffe5662c11246c4128e9107c5e9bd728ab86c891a9c620b4c1f1ec2c7529e0d0526f910b8f072b50cb69d4dc81ed9d13c
SSDEEP

6144:K6y+bnr+4p0yN90QEVVS9vVeWE1pI4O2FET8EjDJObcdN6qPHj4S/TJ2HK728OcH:2Mr0y90Dk9v1C4HJLdNpdQK7x67Y5

Score

10^/10

evasion persistence trojan

Malware Config

Signatures

Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs

evasion trojan

Modify Registry

T1112

Modify Existing Service

T1031

Disabling Security Tools

T1089

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	k4416670.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k4416670.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k4416670.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k4416670.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k4416670.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k4416670.exe

Executes dropped EXE 3 IoCs

pid	Process
1624	y4410531.exe
652	k4416670.exe
1792	l0477076.exe

Loads dropped DLL 6 IoCs

pid	Process
912	3f4580e232f6443975abbe6f518b5062e49397ee0f2a92a9efce0e03c7b68511.exe
1624	y4410531.exe
1624	y4410531.exe
652	k4416670.exe
1624	y4410531.exe
1792	l0477076.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k4416670.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features	k4416670.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	3f4580e232f6443975abbe6f518b5062e49397ee0f2a92a9efce0e03c7b68511.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce	y4410531.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\""	y4410531.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce	3f4580e232f6443975abbe6f518b5062e49397ee0f2a92a9efce0e03c7b68511.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
652	k4416670.exe
652	k4416670.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	652	k4416670.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 912 wrote to memory of 1624	912	3f4580e232f6443975abbe6f518b5062e49397ee0f2a92a9efce0e03c7b68511.exe	28
PID 912 wrote to memory of 1624	912	3f4580e232f6443975abbe6f518b5062e49397ee0f2a92a9efce0e03c7b68511.exe	28
PID 912 wrote to memory of 1624	912	3f4580e232f6443975abbe6f518b5062e49397ee0f2a92a9efce0e03c7b68511.exe	28
PID 912 wrote to memory of 1624	912	3f4580e232f6443975abbe6f518b5062e49397ee0f2a92a9efce0e03c7b68511.exe	28
PID 912 wrote to memory of 1624	912	3f4580e232f6443975abbe6f518b5062e49397ee0f2a92a9efce0e03c7b68511.exe	28
PID 912 wrote to memory of 1624	912	3f4580e232f6443975abbe6f518b5062e49397ee0f2a92a9efce0e03c7b68511.exe	28
PID 912 wrote to memory of 1624	912	3f4580e232f6443975abbe6f518b5062e49397ee0f2a92a9efce0e03c7b68511.exe	28
PID 1624 wrote to memory of 652	1624	y4410531.exe	29
PID 1624 wrote to memory of 652	1624	y4410531.exe	29
PID 1624 wrote to memory of 652	1624	y4410531.exe	29
PID 1624 wrote to memory of 652	1624	y4410531.exe	29
PID 1624 wrote to memory of 652	1624	y4410531.exe	29
PID 1624 wrote to memory of 652	1624	y4410531.exe	29
PID 1624 wrote to memory of 652	1624	y4410531.exe	29
PID 1624 wrote to memory of 1792	1624	y4410531.exe	30
PID 1624 wrote to memory of 1792	1624	y4410531.exe	30
PID 1624 wrote to memory of 1792	1624	y4410531.exe	30
PID 1624 wrote to memory of 1792	1624	y4410531.exe	30
PID 1624 wrote to memory of 1792	1624	y4410531.exe	30
PID 1624 wrote to memory of 1792	1624	y4410531.exe	30
PID 1624 wrote to memory of 1792	1624	y4410531.exe	30

C:\Users\Admin\AppData\Local\Temp\3f4580e232f6443975abbe6f518b5062e49397ee0f2a92a9efce0e03c7b68511.exe
"C:\Users\Admin\AppData\Local\Temp\3f4580e232f6443975abbe6f518b5062e49397ee0f2a92a9efce0e03c7b68511.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:912
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y4410531.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y4410531.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1624
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k4416670.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k4416670.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Loads dropped DLL
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:652
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l0477076.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l0477076.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    PID:1792

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Disabling Security Tools

T1089

Modify Registry

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\IXP000.TMP\y4410531.exe

Filesize
308KB

MD5
3f56fdd00427586d04ef6954ca6fa7bc

SHA1
8b25bbb53a6468d7271a2a14b823f3683df8e027

SHA256
1ed1f03808f83a7f4edf9866328e8174771c5764c637fe9309514b808601bbed

SHA512
85147a1b484a44be0623219df30306e5566a70d8dba91f3bbace3fdd3f105f55e4b3d30a1a9d25a28562a27fefc0fd0611ad480663d3c204d7d0aca539adeaec

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y4410531.exe

Filesize
308KB

MD5
3f56fdd00427586d04ef6954ca6fa7bc

SHA1
8b25bbb53a6468d7271a2a14b823f3683df8e027

SHA256
1ed1f03808f83a7f4edf9866328e8174771c5764c637fe9309514b808601bbed

SHA512
85147a1b484a44be0623219df30306e5566a70d8dba91f3bbace3fdd3f105f55e4b3d30a1a9d25a28562a27fefc0fd0611ad480663d3c204d7d0aca539adeaec

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k4416670.exe

Filesize
175KB

MD5
68a3a79cf7aa67c73ae77759580855bb

SHA1
f7be3508436fbdea2760f45b3c8db56d62cdd017

SHA256
c48aec0660b078fdbdb082d1ac172c989a3f24779c228dfcde3443d90c242bf7

SHA512
d7972c897970e162b6ac9552d738b63f2b163c34ab8dfd5e94480fe711da715e3f11e9febd53d83995c16cc0806daf37d05c1e3c54f15589624e8b574e546592

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k4416670.exe

Filesize
175KB

MD5
68a3a79cf7aa67c73ae77759580855bb

SHA1
f7be3508436fbdea2760f45b3c8db56d62cdd017

SHA256
c48aec0660b078fdbdb082d1ac172c989a3f24779c228dfcde3443d90c242bf7

SHA512
d7972c897970e162b6ac9552d738b63f2b163c34ab8dfd5e94480fe711da715e3f11e9febd53d83995c16cc0806daf37d05c1e3c54f15589624e8b574e546592

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l0477076.exe

Filesize
136KB

MD5
8f30f7f88229560306c5959c605316de

SHA1
36f26a905a9743f6dd1608e39b37d1116cafcc0a

SHA256
3a616b322cc7ca87e349b8ceabb92062ed0388308d1f9221e9cdb6f65c86b6f7

SHA512
267d0f3954c416dc994e3c3e6790f6997598b71fdb7172e87265b31b7593fb29e9eb4cc295a38b969d1f2aa131b5a67525e0f4bb51a61a3dd82b7c63b867f9a0

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l0477076.exe

Filesize
136KB

MD5
8f30f7f88229560306c5959c605316de

SHA1
36f26a905a9743f6dd1608e39b37d1116cafcc0a

SHA256
3a616b322cc7ca87e349b8ceabb92062ed0388308d1f9221e9cdb6f65c86b6f7

SHA512
267d0f3954c416dc994e3c3e6790f6997598b71fdb7172e87265b31b7593fb29e9eb4cc295a38b969d1f2aa131b5a67525e0f4bb51a61a3dd82b7c63b867f9a0

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\y4410531.exe

Filesize
308KB

MD5
3f56fdd00427586d04ef6954ca6fa7bc

SHA1
8b25bbb53a6468d7271a2a14b823f3683df8e027

SHA256
1ed1f03808f83a7f4edf9866328e8174771c5764c637fe9309514b808601bbed

SHA512
85147a1b484a44be0623219df30306e5566a70d8dba91f3bbace3fdd3f105f55e4b3d30a1a9d25a28562a27fefc0fd0611ad480663d3c204d7d0aca539adeaec

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\y4410531.exe

Filesize
308KB

MD5
3f56fdd00427586d04ef6954ca6fa7bc

SHA1
8b25bbb53a6468d7271a2a14b823f3683df8e027

SHA256
1ed1f03808f83a7f4edf9866328e8174771c5764c637fe9309514b808601bbed

SHA512
85147a1b484a44be0623219df30306e5566a70d8dba91f3bbace3fdd3f105f55e4b3d30a1a9d25a28562a27fefc0fd0611ad480663d3c204d7d0aca539adeaec

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\k4416670.exe

Filesize
175KB

MD5
68a3a79cf7aa67c73ae77759580855bb

SHA1
f7be3508436fbdea2760f45b3c8db56d62cdd017

SHA256
c48aec0660b078fdbdb082d1ac172c989a3f24779c228dfcde3443d90c242bf7

SHA512
d7972c897970e162b6ac9552d738b63f2b163c34ab8dfd5e94480fe711da715e3f11e9febd53d83995c16cc0806daf37d05c1e3c54f15589624e8b574e546592

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\k4416670.exe

Filesize
175KB

MD5
68a3a79cf7aa67c73ae77759580855bb

SHA1
f7be3508436fbdea2760f45b3c8db56d62cdd017

SHA256
c48aec0660b078fdbdb082d1ac172c989a3f24779c228dfcde3443d90c242bf7

SHA512
d7972c897970e162b6ac9552d738b63f2b163c34ab8dfd5e94480fe711da715e3f11e9febd53d83995c16cc0806daf37d05c1e3c54f15589624e8b574e546592

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\l0477076.exe

Filesize
136KB

MD5
8f30f7f88229560306c5959c605316de

SHA1
36f26a905a9743f6dd1608e39b37d1116cafcc0a

SHA256
3a616b322cc7ca87e349b8ceabb92062ed0388308d1f9221e9cdb6f65c86b6f7

SHA512
267d0f3954c416dc994e3c3e6790f6997598b71fdb7172e87265b31b7593fb29e9eb4cc295a38b969d1f2aa131b5a67525e0f4bb51a61a3dd82b7c63b867f9a0

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\l0477076.exe

Filesize
136KB

MD5
8f30f7f88229560306c5959c605316de

SHA1
36f26a905a9743f6dd1608e39b37d1116cafcc0a

SHA256
3a616b322cc7ca87e349b8ceabb92062ed0388308d1f9221e9cdb6f65c86b6f7

SHA512
267d0f3954c416dc994e3c3e6790f6997598b71fdb7172e87265b31b7593fb29e9eb4cc295a38b969d1f2aa131b5a67525e0f4bb51a61a3dd82b7c63b867f9a0

Download Submit
memory/652-85-0x00000000004C0000-0x00000000004D2000-memory.dmp

Filesize
72KB

Download
memory/652-97-0x00000000004C0000-0x00000000004D2000-memory.dmp

Filesize
72KB

Download
memory/652-83-0x00000000004C0000-0x00000000004D2000-memory.dmp

Filesize
72KB

Download
memory/652-87-0x00000000004C0000-0x00000000004D2000-memory.dmp

Filesize
72KB

Download
memory/652-81-0x00000000004C0000-0x00000000004D2000-memory.dmp

Filesize
72KB

Download
memory/652-91-0x00000000004C0000-0x00000000004D2000-memory.dmp

Filesize
72KB

Download
memory/652-89-0x00000000004C0000-0x00000000004D2000-memory.dmp

Filesize
72KB

Download
memory/652-95-0x00000000004C0000-0x00000000004D2000-memory.dmp

Filesize
72KB

Download
memory/652-103-0x00000000004C0000-0x00000000004D2000-memory.dmp

Filesize
72KB

Download
memory/652-101-0x00000000004C0000-0x00000000004D2000-memory.dmp

Filesize
72KB

Download
memory/652-99-0x00000000004C0000-0x00000000004D2000-memory.dmp

Filesize
72KB

Download
memory/652-79-0x00000000004C0000-0x00000000004D2000-memory.dmp

Filesize
72KB

Download
memory/652-93-0x00000000004C0000-0x00000000004D2000-memory.dmp

Filesize
72KB

Download
memory/652-104-0x0000000004890000-0x00000000048D0000-memory.dmp

Filesize
256KB

Download
memory/652-105-0x0000000004890000-0x00000000048D0000-memory.dmp

Filesize
256KB

Download
memory/652-106-0x0000000004890000-0x00000000048D0000-memory.dmp

Filesize
256KB

Download
memory/652-77-0x00000000004C0000-0x00000000004D2000-memory.dmp

Filesize
72KB

Download
memory/652-76-0x00000000004C0000-0x00000000004D2000-memory.dmp

Filesize
72KB

Download
memory/652-75-0x00000000004C0000-0x00000000004D8000-memory.dmp

Filesize
96KB

Download
memory/652-74-0x00000000003B0000-0x00000000003CA000-memory.dmp

Filesize
104KB

Download
memory/1792-113-0x00000000010B0000-0x00000000010D8000-memory.dmp

Filesize
160KB

Download
memory/1792-114-0x0000000007100000-0x0000000007140000-memory.dmp

Filesize
256KB

Download
memory/1792-115-0x0000000007100000-0x0000000007140000-memory.dmp

Filesize
256KB

Download