f4187768328407d3e25626e36f753e2a9aac0f50f6dec19e53fe5c0654f9fa9f

Analysis

max time kernel
56s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
25/04/2023, 15:22

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General

Target

f4187768328407d3e25626e36f753e2a9aac0f50f6dec19e53fe5c0654f9fa9f.exe
Size

694KB
MD5

1685867c49f4297824a52c3b3b8d694b
SHA1

7604869abc776b8893d81653f9bc4b429d15db54
SHA256

f4187768328407d3e25626e36f753e2a9aac0f50f6dec19e53fe5c0654f9fa9f
SHA512

b3d081dc1f6fca9f791ea37a52afc03a0accaf4babfe4d83569f8d44be1e6f6f782aaf5b9c23ff3de78de407dd38cac312054987f4c01074edd5a0f9a7e806ed
SSDEEP

12288:vy90Uy2u2BM8x/Fwyxx9gvxNr8tSMRNRHcsFADeINJUNU0ttSHiYEeZWtrXal6wB:vylu2BM8DlPgvxZ8t5BX1GiGA9Xa4wmG

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\DisableOnAccessProtection = "1"	11991049.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	11991049.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	11991049.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	11991049.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	11991049.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	11991049.exe

Executes dropped EXE 4 IoCs

pid	Process
3136	un223430.exe
4832	11991049.exe
3120	rk720894.exe
4464	si552657.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	11991049.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	11991049.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
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	f4187768328407d3e25626e36f753e2a9aac0f50f6dec19e53fe5c0654f9fa9f.exe
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\\\""	f4187768328407d3e25626e36f753e2a9aac0f50f6dec19e53fe5c0654f9fa9f.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	un223430.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\\\""	un223430.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
4760	4832	WerFault.exe	84
3652	3120	WerFault.exe	90

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4832	11991049.exe
4832	11991049.exe
3120	rk720894.exe
3120	rk720894.exe
4464	si552657.exe
4464	si552657.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4832	11991049.exe
Token: SeDebugPrivilege	3120	rk720894.exe
Token: SeDebugPrivilege	4464	si552657.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4980 wrote to memory of 3136	4980	f4187768328407d3e25626e36f753e2a9aac0f50f6dec19e53fe5c0654f9fa9f.exe	83
PID 4980 wrote to memory of 3136	4980	f4187768328407d3e25626e36f753e2a9aac0f50f6dec19e53fe5c0654f9fa9f.exe	83
PID 4980 wrote to memory of 3136	4980	f4187768328407d3e25626e36f753e2a9aac0f50f6dec19e53fe5c0654f9fa9f.exe	83
PID 3136 wrote to memory of 4832	3136	un223430.exe	84
PID 3136 wrote to memory of 4832	3136	un223430.exe	84
PID 3136 wrote to memory of 4832	3136	un223430.exe	84
PID 3136 wrote to memory of 3120	3136	un223430.exe	90
PID 3136 wrote to memory of 3120	3136	un223430.exe	90
PID 3136 wrote to memory of 3120	3136	un223430.exe	90
PID 4980 wrote to memory of 4464	4980	f4187768328407d3e25626e36f753e2a9aac0f50f6dec19e53fe5c0654f9fa9f.exe	93
PID 4980 wrote to memory of 4464	4980	f4187768328407d3e25626e36f753e2a9aac0f50f6dec19e53fe5c0654f9fa9f.exe	93
PID 4980 wrote to memory of 4464	4980	f4187768328407d3e25626e36f753e2a9aac0f50f6dec19e53fe5c0654f9fa9f.exe	93

C:\Users\Admin\AppData\Local\Temp\f4187768328407d3e25626e36f753e2a9aac0f50f6dec19e53fe5c0654f9fa9f.exe
"C:\Users\Admin\AppData\Local\Temp\f4187768328407d3e25626e36f753e2a9aac0f50f6dec19e53fe5c0654f9fa9f.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4980
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un223430.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un223430.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:3136
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\11991049.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\11991049.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4832
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4832 -s 1088
      4⤵
      Program crash
      PID:4760
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk720894.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk720894.exe
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3120
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3120 -s 1592
      4⤵
      Program crash
      PID:3652
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si552657.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si552657.exe
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4464

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4832 -ip 4832
1⤵
PID:32

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3120 -ip 3120
1⤵
PID:1884

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si552657.exe

Filesize
136KB

MD5
73cae2858379cab7e68b9e5bf751c372

SHA1
38c375354bda6e5c8fb2579f1ef0416a6c65929a

SHA256
e423b9b79b441e48fd15c0980c78bf87ddaab308fa1c5d5ecdfbd85e1da73f1c

SHA512
343c2e4470d42c5078a7e4025509779bfd4b92b5c8b71a9e270acb2b98b6b6fcfa04f8158d9c10c468d0984daac5c8f316424df5e4def7db13e8768eb0d7c7d8

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si552657.exe

Filesize
136KB

MD5
73cae2858379cab7e68b9e5bf751c372

SHA1
38c375354bda6e5c8fb2579f1ef0416a6c65929a

SHA256
e423b9b79b441e48fd15c0980c78bf87ddaab308fa1c5d5ecdfbd85e1da73f1c

SHA512
343c2e4470d42c5078a7e4025509779bfd4b92b5c8b71a9e270acb2b98b6b6fcfa04f8158d9c10c468d0984daac5c8f316424df5e4def7db13e8768eb0d7c7d8

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un223430.exe

Filesize
540KB

MD5
54037569865732bec052ef86246d34ac

SHA1
059a620ee4eb141ee48a997813feb872269b7d5e

SHA256
fdf0cb4fa99ca04a4915b09f697afe8be409cb850524facc993f4d52aae393bd

SHA512
e25b1e640a0f7282ee72a329cc52c3f46f530b7f88e130524ca7fc39bee00108fae1bc096dc58c762b8e6bfdda12d99df8fec0c41c262a1509274e22c69e89a2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un223430.exe

Filesize
540KB

MD5
54037569865732bec052ef86246d34ac

SHA1
059a620ee4eb141ee48a997813feb872269b7d5e

SHA256
fdf0cb4fa99ca04a4915b09f697afe8be409cb850524facc993f4d52aae393bd

SHA512
e25b1e640a0f7282ee72a329cc52c3f46f530b7f88e130524ca7fc39bee00108fae1bc096dc58c762b8e6bfdda12d99df8fec0c41c262a1509274e22c69e89a2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\11991049.exe

Filesize
258KB

MD5
35f28c39376dc10c73039c67d96ca95b

SHA1
db5b3b126e550e55b60c08df89db5b2788bf9ae2

SHA256
fcfba5db2e14d3533cc1c50d6eeac0eb4c409c786e90ddc4b7c14e8bfd4e9706

SHA512
d0db24d4884cfb0ac6ae2e855128900bdd46117ef198f87ffc06c4c74a77fb5c4f88237dbc7ab3dcf710cc69985aac832cb51073b6381ca73a23e485cd144a43

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\11991049.exe

Filesize
258KB

MD5
35f28c39376dc10c73039c67d96ca95b

SHA1
db5b3b126e550e55b60c08df89db5b2788bf9ae2

SHA256
fcfba5db2e14d3533cc1c50d6eeac0eb4c409c786e90ddc4b7c14e8bfd4e9706

SHA512
d0db24d4884cfb0ac6ae2e855128900bdd46117ef198f87ffc06c4c74a77fb5c4f88237dbc7ab3dcf710cc69985aac832cb51073b6381ca73a23e485cd144a43

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk720894.exe

Filesize
340KB

MD5
43daf731bb51ec7b4efedb12340f57b2

SHA1
699348ea6a1bfee13fd2b124c8711a6e156a3f9f

SHA256
eaf9efaa4e76417a7dbfee36131168d964dc84065988128cdc8b7dc6a30d23d8

SHA512
f54e422c23a3afcdbcccdd4054ac6952841a54e3b706e69a65bbf3bb01ed035a9332865cfa993255a98bebe89705493a15839dd44c148a22b067e41a7ada4101

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk720894.exe

Filesize
340KB

MD5
43daf731bb51ec7b4efedb12340f57b2

SHA1
699348ea6a1bfee13fd2b124c8711a6e156a3f9f

SHA256
eaf9efaa4e76417a7dbfee36131168d964dc84065988128cdc8b7dc6a30d23d8

SHA512
f54e422c23a3afcdbcccdd4054ac6952841a54e3b706e69a65bbf3bb01ed035a9332865cfa993255a98bebe89705493a15839dd44c148a22b067e41a7ada4101

Download Submit
memory/3120-227-0x0000000007190000-0x00000000071C5000-memory.dmp

Filesize
212KB

Download
memory/3120-988-0x000000000A320000-0x000000000A42A000-memory.dmp

Filesize
1.0MB

Download
memory/3120-1001-0x0000000002C80000-0x0000000002CC6000-memory.dmp

Filesize
280KB

Download
memory/3120-997-0x0000000004B30000-0x0000000004B80000-memory.dmp

Filesize
320KB

Download
memory/3120-996-0x000000000B7C0000-0x000000000B7DE000-memory.dmp

Filesize
120KB

Download
memory/3120-995-0x000000000B180000-0x000000000B6AC000-memory.dmp

Filesize
5.2MB

Download
memory/3120-994-0x000000000AFB0000-0x000000000B172000-memory.dmp

Filesize
1.8MB

Download
memory/3120-993-0x000000000AED0000-0x000000000AF46000-memory.dmp

Filesize
472KB

Download
memory/3120-992-0x000000000AE00000-0x000000000AE92000-memory.dmp

Filesize
584KB

Download
memory/3120-991-0x000000000A740000-0x000000000A7A6000-memory.dmp

Filesize
408KB

Download
memory/3120-990-0x0000000007240000-0x0000000007250000-memory.dmp

Filesize
64KB

Download
memory/3120-989-0x000000000A440000-0x000000000A47C000-memory.dmp

Filesize
240KB

Download
memory/3120-987-0x000000000A300000-0x000000000A312000-memory.dmp

Filesize
72KB

Download
memory/3120-986-0x0000000009C80000-0x000000000A298000-memory.dmp

Filesize
6.1MB

Download
memory/3120-225-0x0000000007190000-0x00000000071C5000-memory.dmp

Filesize
212KB

Download
memory/3120-223-0x0000000007190000-0x00000000071C5000-memory.dmp

Filesize
212KB

Download
memory/3120-221-0x0000000007190000-0x00000000071C5000-memory.dmp

Filesize
212KB

Download
memory/3120-219-0x0000000007190000-0x00000000071C5000-memory.dmp

Filesize
212KB

Download
memory/3120-217-0x0000000007190000-0x00000000071C5000-memory.dmp

Filesize
212KB

Download
memory/3120-215-0x0000000007190000-0x00000000071C5000-memory.dmp

Filesize
212KB

Download
memory/3120-213-0x0000000007190000-0x00000000071C5000-memory.dmp

Filesize
212KB

Download
memory/3120-211-0x0000000007190000-0x00000000071C5000-memory.dmp

Filesize
212KB

Download
memory/3120-209-0x0000000007190000-0x00000000071C5000-memory.dmp

Filesize
212KB

Download
memory/3120-191-0x0000000002C80000-0x0000000002CC6000-memory.dmp

Filesize
280KB

Download
memory/3120-192-0x0000000007190000-0x00000000071C5000-memory.dmp

Filesize
212KB

Download
memory/3120-193-0x0000000007190000-0x00000000071C5000-memory.dmp

Filesize
212KB

Download
memory/3120-195-0x0000000007190000-0x00000000071C5000-memory.dmp

Filesize
212KB

Download
memory/3120-197-0x0000000007190000-0x00000000071C5000-memory.dmp

Filesize
212KB

Download
memory/3120-199-0x0000000007190000-0x00000000071C5000-memory.dmp

Filesize
212KB

Download
memory/3120-202-0x0000000007240000-0x0000000007250000-memory.dmp

Filesize
64KB

Download
memory/3120-201-0x0000000007190000-0x00000000071C5000-memory.dmp

Filesize
212KB

Download
memory/3120-203-0x0000000007240000-0x0000000007250000-memory.dmp

Filesize
64KB

Download
memory/3120-205-0x0000000007190000-0x00000000071C5000-memory.dmp

Filesize
212KB

Download
memory/3120-207-0x0000000007190000-0x00000000071C5000-memory.dmp

Filesize
212KB

Download
memory/4464-1005-0x0000000000100000-0x0000000000128000-memory.dmp

Filesize
160KB

Download
memory/4464-1006-0x0000000007200000-0x0000000007210000-memory.dmp

Filesize
64KB

Download
memory/4832-153-0x0000000004D00000-0x0000000004D13000-memory.dmp

Filesize
76KB

Download
memory/4832-149-0x0000000002C70000-0x0000000002C9D000-memory.dmp

Filesize
180KB

Download
memory/4832-183-0x0000000004CD0000-0x0000000004CE0000-memory.dmp

Filesize
64KB

Download
memory/4832-182-0x0000000004CD0000-0x0000000004CE0000-memory.dmp

Filesize
64KB

Download
memory/4832-181-0x0000000000400000-0x0000000002B9B000-memory.dmp

Filesize
39.6MB

Download
memory/4832-180-0x0000000004D00000-0x0000000004D13000-memory.dmp

Filesize
76KB

Download
memory/4832-178-0x0000000004D00000-0x0000000004D13000-memory.dmp

Filesize
76KB

Download
memory/4832-150-0x0000000004CD0000-0x0000000004CE0000-memory.dmp

Filesize
64KB

Download
memory/4832-176-0x0000000004D00000-0x0000000004D13000-memory.dmp

Filesize
76KB

Download
memory/4832-174-0x0000000004D00000-0x0000000004D13000-memory.dmp

Filesize
76KB

Download
memory/4832-151-0x0000000004CD0000-0x0000000004CE0000-memory.dmp

Filesize
64KB

Download
memory/4832-172-0x0000000004D00000-0x0000000004D13000-memory.dmp

Filesize
76KB

Download
memory/4832-184-0x0000000004CD0000-0x0000000004CE0000-memory.dmp

Filesize
64KB

Download
memory/4832-166-0x0000000004D00000-0x0000000004D13000-memory.dmp

Filesize
76KB

Download
memory/4832-170-0x0000000004D00000-0x0000000004D13000-memory.dmp

Filesize
76KB

Download
memory/4832-164-0x0000000004D00000-0x0000000004D13000-memory.dmp

Filesize
76KB

Download
memory/4832-162-0x0000000004D00000-0x0000000004D13000-memory.dmp

Filesize
76KB

Download
memory/4832-160-0x0000000004D00000-0x0000000004D13000-memory.dmp

Filesize
76KB

Download
memory/4832-156-0x0000000004D00000-0x0000000004D13000-memory.dmp

Filesize
76KB

Download
memory/4832-158-0x0000000004D00000-0x0000000004D13000-memory.dmp

Filesize
76KB

Download
memory/4832-154-0x0000000004D00000-0x0000000004D13000-memory.dmp

Filesize
76KB

Download
memory/4832-168-0x0000000004D00000-0x0000000004D13000-memory.dmp

Filesize
76KB

Download
memory/4832-148-0x00000000072A0000-0x0000000007844000-memory.dmp

Filesize
5.6MB

Download
memory/4832-186-0x0000000000400000-0x0000000002B9B000-memory.dmp

Filesize
39.6MB

Download
memory/4832-152-0x0000000004CD0000-0x0000000004CE0000-memory.dmp

Filesize
64KB

Download