3a1b74fdd8f69019a5ab09b1690855ee3d66aeb848c09300920a02cb1e232e7a

Analysis

max time kernel
59s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
23-04-2023 17:39

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General

Target

3a1b74fdd8f69019a5ab09b1690855ee3d66aeb848c09300920a02cb1e232e7a.exe
Size

702KB
MD5

e6c415012dbf23e239da8ce94ce93968
SHA1

f2a0745ae7eb6ec53fdd5aae9f65b5b637515086
SHA256

3a1b74fdd8f69019a5ab09b1690855ee3d66aeb848c09300920a02cb1e232e7a
SHA512

ea81ce04960eb266ce41b7d42daeddfc149f2927a1e1c38c02908f8f126f796f28cb474c201470d5d1c4ee34735f2074ed14e70f3542684003ac77cb837f5ee8
SSDEEP

12288:dy90IDPv2UPf0Mxwq/Ocr/DT17lwCYQa2x/sEPXU+7D0r1eaeikpVHgR6:dyTDuUn0qwq/vrbRlXYb2x/sEPk+2sMS

Score

10^/10

discovery evasion persistence spyware stealer 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
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	pr795370.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	pr795370.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	pr795370.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	pr795370.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	pr795370.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	pr795370.exe

Executes dropped EXE 4 IoCs

pid	Process
4688	un163769.exe
3276	pr795370.exe
5112	qu937299.exe
3788	si540188.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	pr795370.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	pr795370.exe

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081

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\\\""	3a1b74fdd8f69019a5ab09b1690855ee3d66aeb848c09300920a02cb1e232e7a.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	un163769.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\\\""	un163769.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	3a1b74fdd8f69019a5ab09b1690855ee3d66aeb848c09300920a02cb1e232e7a.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4692	3276	WerFault.exe	85
4804	5112	WerFault.exe	91

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3276	pr795370.exe
3276	pr795370.exe
5112	qu937299.exe
5112	qu937299.exe
3788	si540188.exe
3788	si540188.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3276	pr795370.exe
Token: SeDebugPrivilege	5112	qu937299.exe
Token: SeDebugPrivilege	3788	si540188.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3340 wrote to memory of 4688	3340	3a1b74fdd8f69019a5ab09b1690855ee3d66aeb848c09300920a02cb1e232e7a.exe	84
PID 3340 wrote to memory of 4688	3340	3a1b74fdd8f69019a5ab09b1690855ee3d66aeb848c09300920a02cb1e232e7a.exe	84
PID 3340 wrote to memory of 4688	3340	3a1b74fdd8f69019a5ab09b1690855ee3d66aeb848c09300920a02cb1e232e7a.exe	84
PID 4688 wrote to memory of 3276	4688	un163769.exe	85
PID 4688 wrote to memory of 3276	4688	un163769.exe	85
PID 4688 wrote to memory of 3276	4688	un163769.exe	85
PID 4688 wrote to memory of 5112	4688	un163769.exe	91
PID 4688 wrote to memory of 5112	4688	un163769.exe	91
PID 4688 wrote to memory of 5112	4688	un163769.exe	91
PID 3340 wrote to memory of 3788	3340	3a1b74fdd8f69019a5ab09b1690855ee3d66aeb848c09300920a02cb1e232e7a.exe	94
PID 3340 wrote to memory of 3788	3340	3a1b74fdd8f69019a5ab09b1690855ee3d66aeb848c09300920a02cb1e232e7a.exe	94
PID 3340 wrote to memory of 3788	3340	3a1b74fdd8f69019a5ab09b1690855ee3d66aeb848c09300920a02cb1e232e7a.exe	94

C:\Users\Admin\AppData\Local\Temp\3a1b74fdd8f69019a5ab09b1690855ee3d66aeb848c09300920a02cb1e232e7a.exe
"C:\Users\Admin\AppData\Local\Temp\3a1b74fdd8f69019a5ab09b1690855ee3d66aeb848c09300920a02cb1e232e7a.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3340
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un163769.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un163769.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:4688
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr795370.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr795370.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3276
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3276 -s 1012
      4⤵
      Program crash
      PID:4692
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu937299.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu937299.exe
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:5112
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5112 -s 1320
      4⤵
      Program crash
      PID:4804
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si540188.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si540188.exe
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3788

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3276 -ip 3276
1⤵
PID:4444

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 5112 -ip 5112
1⤵
PID:4232

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

Credentials in Files

T1081

Discovery

Query Registry

T1012

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si540188.exe

Filesize
136KB

MD5
8c80b06d843bd6a7599a5be2075d9a55

SHA1
caf86cf2f908f6ac64b8d4788bc61aaaf672f9f2

SHA256
e794f573618cef6be742a0f574f179aa1087b51c4ec23bcf7faa16415028850e

SHA512
cd902bd2607ee797a60f615c550304e45ff59f2313cbb596b50fae913eae481987a8bde0a83587b153192eeb97514f281864c5fb3db4dc128453d507c5aeeded

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si540188.exe

Filesize
136KB

MD5
8c80b06d843bd6a7599a5be2075d9a55

SHA1
caf86cf2f908f6ac64b8d4788bc61aaaf672f9f2

SHA256
e794f573618cef6be742a0f574f179aa1087b51c4ec23bcf7faa16415028850e

SHA512
cd902bd2607ee797a60f615c550304e45ff59f2313cbb596b50fae913eae481987a8bde0a83587b153192eeb97514f281864c5fb3db4dc128453d507c5aeeded

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un163769.exe

Filesize
549KB

MD5
a247cc482d4cd01fb8f34e7512c69871

SHA1
60292db82e0315f2422f6beb524143abd75282c6

SHA256
338700102da0e8aacab70c48bcf44fb6eeeeb77121f7a2b54adfc0cb62a5452e

SHA512
9fb3ef9e1e7dc5d298f1febd47c0073f79b1e049f5cb12411b20ddd3e2e2419f17c735763e5f45aba7eeddd5533aae2e917b366a4ba8561c01797d434bdb0fa7

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un163769.exe

Filesize
549KB

MD5
a247cc482d4cd01fb8f34e7512c69871

SHA1
60292db82e0315f2422f6beb524143abd75282c6

SHA256
338700102da0e8aacab70c48bcf44fb6eeeeb77121f7a2b54adfc0cb62a5452e

SHA512
9fb3ef9e1e7dc5d298f1febd47c0073f79b1e049f5cb12411b20ddd3e2e2419f17c735763e5f45aba7eeddd5533aae2e917b366a4ba8561c01797d434bdb0fa7

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr795370.exe

Filesize
278KB

MD5
62c0aca9662fed8961c1aa946ee7f911

SHA1
ebcee78031099ec6792f80913a347fe557ab6279

SHA256
86e470d091c067f5db06eaea2fdefc31541976a3c05b39f4ca61bca03190459e

SHA512
7161484bb017de3e084d2a47ed3570daf8a8fa1463cd5c71ce756dc560d1050705a76c28da5ea89142d526a5fec5c30dcdb180132c1daadb0fe9e89362c40b7e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr795370.exe

Filesize
278KB

MD5
62c0aca9662fed8961c1aa946ee7f911

SHA1
ebcee78031099ec6792f80913a347fe557ab6279

SHA256
86e470d091c067f5db06eaea2fdefc31541976a3c05b39f4ca61bca03190459e

SHA512
7161484bb017de3e084d2a47ed3570daf8a8fa1463cd5c71ce756dc560d1050705a76c28da5ea89142d526a5fec5c30dcdb180132c1daadb0fe9e89362c40b7e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu937299.exe

Filesize
360KB

MD5
362e22dec7eb1041547e400b8df39af9

SHA1
35f12890df08b9e60e5d1b0b20cba0bf9de0942b

SHA256
d58bcb77fb90b28e919eebfa313f60790587c15b07f519a14d8a176836434d52

SHA512
c60f230b685e42ad4802a3271881781507b9ee100ef824a3e0eb3ca848f674cc11bcae872c045b1b9a83c5286d49bd77be8cc69338a1bcf14be7fc2c06c5699a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu937299.exe

Filesize
360KB

MD5
362e22dec7eb1041547e400b8df39af9

SHA1
35f12890df08b9e60e5d1b0b20cba0bf9de0942b

SHA256
d58bcb77fb90b28e919eebfa313f60790587c15b07f519a14d8a176836434d52

SHA512
c60f230b685e42ad4802a3271881781507b9ee100ef824a3e0eb3ca848f674cc11bcae872c045b1b9a83c5286d49bd77be8cc69338a1bcf14be7fc2c06c5699a

Download Submit
memory/3276-160-0x0000000004940000-0x0000000004952000-memory.dmp

Filesize
72KB

Download
memory/3276-170-0x0000000004940000-0x0000000004952000-memory.dmp

Filesize
72KB

Download
memory/3276-150-0x0000000007400000-0x00000000079A4000-memory.dmp

Filesize
5.6MB

Download
memory/3276-151-0x0000000004940000-0x0000000004952000-memory.dmp

Filesize
72KB

Download
memory/3276-152-0x0000000004940000-0x0000000004952000-memory.dmp

Filesize
72KB

Download
memory/3276-154-0x0000000004940000-0x0000000004952000-memory.dmp

Filesize
72KB

Download
memory/3276-156-0x0000000004940000-0x0000000004952000-memory.dmp

Filesize
72KB

Download
memory/3276-158-0x0000000004940000-0x0000000004952000-memory.dmp

Filesize
72KB

Download
memory/3276-148-0x0000000002BB0000-0x0000000002BDD000-memory.dmp

Filesize
180KB

Download
memory/3276-164-0x0000000004940000-0x0000000004952000-memory.dmp

Filesize
72KB

Download
memory/3276-162-0x0000000004940000-0x0000000004952000-memory.dmp

Filesize
72KB

Download
memory/3276-166-0x0000000004940000-0x0000000004952000-memory.dmp

Filesize
72KB

Download
memory/3276-168-0x0000000004940000-0x0000000004952000-memory.dmp

Filesize
72KB

Download
memory/3276-149-0x00000000073F0000-0x0000000007400000-memory.dmp

Filesize
64KB

Download
memory/3276-172-0x0000000004940000-0x0000000004952000-memory.dmp

Filesize
72KB

Download
memory/3276-174-0x0000000004940000-0x0000000004952000-memory.dmp

Filesize
72KB

Download
memory/3276-176-0x0000000004940000-0x0000000004952000-memory.dmp

Filesize
72KB

Download
memory/3276-178-0x0000000004940000-0x0000000004952000-memory.dmp

Filesize
72KB

Download
memory/3276-179-0x00000000073F0000-0x0000000007400000-memory.dmp

Filesize
64KB

Download
memory/3276-180-0x00000000073F0000-0x0000000007400000-memory.dmp

Filesize
64KB

Download
memory/3276-181-0x0000000000400000-0x0000000002BAF000-memory.dmp

Filesize
39.7MB

Download
memory/3276-182-0x00000000073F0000-0x0000000007400000-memory.dmp

Filesize
64KB

Download
memory/3276-184-0x00000000073F0000-0x0000000007400000-memory.dmp

Filesize
64KB

Download
memory/3276-185-0x00000000073F0000-0x0000000007400000-memory.dmp

Filesize
64KB

Download
memory/3276-186-0x0000000000400000-0x0000000002BAF000-memory.dmp

Filesize
39.7MB

Download
memory/3788-1006-0x0000000000730000-0x0000000000758000-memory.dmp

Filesize
160KB

Download
memory/3788-1007-0x00000000074C0000-0x00000000074D0000-memory.dmp

Filesize
64KB

Download
memory/5112-191-0x0000000002BD0000-0x0000000002C16000-memory.dmp

Filesize
280KB

Download
memory/5112-193-0x0000000007110000-0x0000000007120000-memory.dmp

Filesize
64KB

Download
memory/5112-194-0x00000000070D0000-0x0000000007105000-memory.dmp

Filesize
212KB

Download
memory/5112-197-0x00000000070D0000-0x0000000007105000-memory.dmp

Filesize
212KB

Download
memory/5112-195-0x00000000070D0000-0x0000000007105000-memory.dmp

Filesize
212KB

Download
memory/5112-199-0x00000000070D0000-0x0000000007105000-memory.dmp

Filesize
212KB

Download
memory/5112-201-0x00000000070D0000-0x0000000007105000-memory.dmp

Filesize
212KB

Download
memory/5112-203-0x00000000070D0000-0x0000000007105000-memory.dmp

Filesize
212KB

Download
memory/5112-205-0x00000000070D0000-0x0000000007105000-memory.dmp

Filesize
212KB

Download
memory/5112-207-0x00000000070D0000-0x0000000007105000-memory.dmp

Filesize
212KB

Download
memory/5112-209-0x00000000070D0000-0x0000000007105000-memory.dmp

Filesize
212KB

Download
memory/5112-211-0x00000000070D0000-0x0000000007105000-memory.dmp

Filesize
212KB

Download
memory/5112-213-0x00000000070D0000-0x0000000007105000-memory.dmp

Filesize
212KB

Download
memory/5112-215-0x00000000070D0000-0x0000000007105000-memory.dmp

Filesize
212KB

Download
memory/5112-217-0x00000000070D0000-0x0000000007105000-memory.dmp

Filesize
212KB

Download
memory/5112-219-0x00000000070D0000-0x0000000007105000-memory.dmp

Filesize
212KB

Download
memory/5112-221-0x00000000070D0000-0x0000000007105000-memory.dmp

Filesize
212KB

Download
memory/5112-223-0x00000000070D0000-0x0000000007105000-memory.dmp

Filesize
212KB

Download
memory/5112-225-0x00000000070D0000-0x0000000007105000-memory.dmp

Filesize
212KB

Download
memory/5112-227-0x00000000070D0000-0x0000000007105000-memory.dmp

Filesize
212KB

Download
memory/5112-251-0x0000000007110000-0x0000000007120000-memory.dmp

Filesize
64KB

Download
memory/5112-987-0x0000000009C90000-0x000000000A2A8000-memory.dmp

Filesize
6.1MB

Download
memory/5112-988-0x000000000A320000-0x000000000A332000-memory.dmp

Filesize
72KB

Download
memory/5112-989-0x000000000A340000-0x000000000A44A000-memory.dmp

Filesize
1.0MB

Download
memory/5112-990-0x000000000A460000-0x000000000A49C000-memory.dmp

Filesize
240KB

Download
memory/5112-991-0x0000000007110000-0x0000000007120000-memory.dmp

Filesize
64KB

Download
memory/5112-992-0x000000000A760000-0x000000000A7C6000-memory.dmp

Filesize
408KB

Download
memory/5112-993-0x000000000AE20000-0x000000000AEB2000-memory.dmp

Filesize
584KB

Download
memory/5112-994-0x000000000AEE0000-0x000000000AF56000-memory.dmp

Filesize
472KB

Download
memory/5112-995-0x000000000AF90000-0x000000000AFAE000-memory.dmp

Filesize
120KB

Download
memory/5112-192-0x0000000007110000-0x0000000007120000-memory.dmp

Filesize
64KB

Download
memory/5112-996-0x000000000B030000-0x000000000B080000-memory.dmp

Filesize
320KB

Download
memory/5112-997-0x000000000B0B0000-0x000000000B272000-memory.dmp

Filesize
1.8MB

Download
memory/5112-998-0x000000000B290000-0x000000000B7BC000-memory.dmp

Filesize
5.2MB

Download