915d59dcbe17aa53566572a8214c24c00940a284225a710c76e775a0ec9d30fb

Analysis

max time kernel
111s
max time network
140s
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, 18:03

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General

Target

915d59dcbe17aa53566572a8214c24c00940a284225a710c76e775a0ec9d30fb.exe
Size

695KB
MD5

15f6631e6ecad2b4c0c77640f1259d8d
SHA1

e5c1b81d675e170a609407f70dfe069d1922394a
SHA256

915d59dcbe17aa53566572a8214c24c00940a284225a710c76e775a0ec9d30fb
SHA512

51db485c7e3324fac552989c3d936953af75c316b0628239a7fd3e92198a38dcbfa93afaf4b97272fc634791dee7c1aea248e67524ec9be9759908d60f977a0f
SSDEEP

12288:2y90VAHIaEd+rryjhkfJrszjTTT4erehqlniMVdUN0cRtbP1LBeSimdFf:2y9HqMrryjGavTTZqhqlPdUe4bVimdFf

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
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	43535733.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	43535733.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	43535733.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	43535733.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	43535733.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	43535733.exe

Executes dropped EXE 4 IoCs

pid	Process
428	un421300.exe
2436	43535733.exe
2392	rk959172.exe
3580	si426174.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	43535733.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	43535733.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	915d59dcbe17aa53566572a8214c24c00940a284225a710c76e775a0ec9d30fb.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\\\""	915d59dcbe17aa53566572a8214c24c00940a284225a710c76e775a0ec9d30fb.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	un421300.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\\\""	un421300.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
216	2436	WerFault.exe	83
1428	2392	WerFault.exe	86

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2436	43535733.exe
2436	43535733.exe
2392	rk959172.exe
2392	rk959172.exe
3580	si426174.exe
3580	si426174.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2436	43535733.exe
Token: SeDebugPrivilege	2392	rk959172.exe
Token: SeDebugPrivilege	3580	si426174.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1860 wrote to memory of 428	1860	915d59dcbe17aa53566572a8214c24c00940a284225a710c76e775a0ec9d30fb.exe	82
PID 1860 wrote to memory of 428	1860	915d59dcbe17aa53566572a8214c24c00940a284225a710c76e775a0ec9d30fb.exe	82
PID 1860 wrote to memory of 428	1860	915d59dcbe17aa53566572a8214c24c00940a284225a710c76e775a0ec9d30fb.exe	82
PID 428 wrote to memory of 2436	428	un421300.exe	83
PID 428 wrote to memory of 2436	428	un421300.exe	83
PID 428 wrote to memory of 2436	428	un421300.exe	83
PID 428 wrote to memory of 2392	428	un421300.exe	86
PID 428 wrote to memory of 2392	428	un421300.exe	86
PID 428 wrote to memory of 2392	428	un421300.exe	86
PID 1860 wrote to memory of 3580	1860	915d59dcbe17aa53566572a8214c24c00940a284225a710c76e775a0ec9d30fb.exe	90
PID 1860 wrote to memory of 3580	1860	915d59dcbe17aa53566572a8214c24c00940a284225a710c76e775a0ec9d30fb.exe	90
PID 1860 wrote to memory of 3580	1860	915d59dcbe17aa53566572a8214c24c00940a284225a710c76e775a0ec9d30fb.exe	90

C:\Users\Admin\AppData\Local\Temp\915d59dcbe17aa53566572a8214c24c00940a284225a710c76e775a0ec9d30fb.exe
"C:\Users\Admin\AppData\Local\Temp\915d59dcbe17aa53566572a8214c24c00940a284225a710c76e775a0ec9d30fb.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1860
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un421300.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un421300.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:428
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\43535733.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\43535733.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2436
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2436 -s 1084
      4⤵
      Program crash
      PID:216
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk959172.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk959172.exe
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2392
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2392 -s 2028
      4⤵
      Program crash
      PID:1428
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si426174.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si426174.exe
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3580

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 2436 -ip 2436
1⤵
PID:4544

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2392 -ip 2392
1⤵
PID:1160

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\si426174.exe

Filesize
136KB

MD5
73cae2858379cab7e68b9e5bf751c372

SHA1
38c375354bda6e5c8fb2579f1ef0416a6c65929a

SHA256
e423b9b79b441e48fd15c0980c78bf87ddaab308fa1c5d5ecdfbd85e1da73f1c

SHA512
343c2e4470d42c5078a7e4025509779bfd4b92b5c8b71a9e270acb2b98b6b6fcfa04f8158d9c10c468d0984daac5c8f316424df5e4def7db13e8768eb0d7c7d8

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si426174.exe

Filesize
136KB

MD5
73cae2858379cab7e68b9e5bf751c372

SHA1
38c375354bda6e5c8fb2579f1ef0416a6c65929a

SHA256
e423b9b79b441e48fd15c0980c78bf87ddaab308fa1c5d5ecdfbd85e1da73f1c

SHA512
343c2e4470d42c5078a7e4025509779bfd4b92b5c8b71a9e270acb2b98b6b6fcfa04f8158d9c10c468d0984daac5c8f316424df5e4def7db13e8768eb0d7c7d8

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un421300.exe

Filesize
541KB

MD5
53298888bcbe17b7b17ec8cd4477517b

SHA1
e9dd762f5f4e13d63111123d6a9c3c50acd2d20d

SHA256
e898a647ed168009123c41b79e4bd31cacc5ac57fac398a69b07e2f8eaa7b464

SHA512
07b9021e70e73e571bfc3c1d6c41c8054f8b0c126ea8a6d62647e57be270c99de905f426ef34708a5ebee96bdcb2897197dc091ca90dc9406a5133c58015f396

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un421300.exe

Filesize
541KB

MD5
53298888bcbe17b7b17ec8cd4477517b

SHA1
e9dd762f5f4e13d63111123d6a9c3c50acd2d20d

SHA256
e898a647ed168009123c41b79e4bd31cacc5ac57fac398a69b07e2f8eaa7b464

SHA512
07b9021e70e73e571bfc3c1d6c41c8054f8b0c126ea8a6d62647e57be270c99de905f426ef34708a5ebee96bdcb2897197dc091ca90dc9406a5133c58015f396

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\43535733.exe

Filesize
258KB

MD5
e702bff2cd30ffde04089195f1f87568

SHA1
bcbcd124a417d6785646ffcc1252d580a80a6209

SHA256
111667b0f38e30f4366d4ed491f9d91acb912aa67b27c26ca833e8e5ce982c2b

SHA512
133abd774d153f1c194563dfd9e9ec611a625861de94e5fea518959c4f93de880cd9723c1aaf23262cde812039c6081289c4495e4397d96974472a2427c88456

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\43535733.exe

Filesize
258KB

MD5
e702bff2cd30ffde04089195f1f87568

SHA1
bcbcd124a417d6785646ffcc1252d580a80a6209

SHA256
111667b0f38e30f4366d4ed491f9d91acb912aa67b27c26ca833e8e5ce982c2b

SHA512
133abd774d153f1c194563dfd9e9ec611a625861de94e5fea518959c4f93de880cd9723c1aaf23262cde812039c6081289c4495e4397d96974472a2427c88456

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk959172.exe

Filesize
341KB

MD5
02ac764d29fd3a65389056c40c75b9d9

SHA1
ee311860923556fa34e8fb6aa9914de21580927e

SHA256
334bc40a79c97cc54aac81dd5519115edf0c903f4425a592b74fa3436e83530e

SHA512
64b4945118e8da6ad62fc9c83833f524d10315390bb882fa2b75a552b1e48b6aedd4d81e39d3015a23621f26cfef95ede5b5226f6978ea24382b3d3192abf274

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk959172.exe

Filesize
341KB

MD5
02ac764d29fd3a65389056c40c75b9d9

SHA1
ee311860923556fa34e8fb6aa9914de21580927e

SHA256
334bc40a79c97cc54aac81dd5519115edf0c903f4425a592b74fa3436e83530e

SHA512
64b4945118e8da6ad62fc9c83833f524d10315390bb882fa2b75a552b1e48b6aedd4d81e39d3015a23621f26cfef95ede5b5226f6978ea24382b3d3192abf274

Download Submit
memory/2392-230-0x00000000072E0000-0x00000000072F0000-memory.dmp

Filesize
64KB

Download
memory/2392-988-0x000000000A340000-0x000000000A44A000-memory.dmp

Filesize
1.0MB

Download
memory/2392-1003-0x000000000B5B0000-0x000000000BADC000-memory.dmp

Filesize
5.2MB

Download
memory/2392-1002-0x000000000B3A0000-0x000000000B562000-memory.dmp

Filesize
1.8MB

Download
memory/2392-1001-0x000000000B030000-0x000000000B080000-memory.dmp

Filesize
320KB

Download
memory/2392-1000-0x000000000AF80000-0x000000000AF9E000-memory.dmp

Filesize
120KB

Download
memory/2392-999-0x000000000AEC0000-0x000000000AF36000-memory.dmp

Filesize
472KB

Download
memory/2392-998-0x000000000AE10000-0x000000000AEA2000-memory.dmp

Filesize
584KB

Download
memory/2392-997-0x000000000A9D0000-0x000000000AA36000-memory.dmp

Filesize
408KB

Download
memory/2392-994-0x00000000072E0000-0x00000000072F0000-memory.dmp

Filesize
64KB

Download
memory/2392-993-0x00000000072E0000-0x00000000072F0000-memory.dmp

Filesize
64KB

Download
memory/2392-992-0x00000000072E0000-0x00000000072F0000-memory.dmp

Filesize
64KB

Download
memory/2392-990-0x00000000072E0000-0x00000000072F0000-memory.dmp

Filesize
64KB

Download
memory/2392-989-0x000000000A450000-0x000000000A48C000-memory.dmp

Filesize
240KB

Download
memory/2392-987-0x00000000072A0000-0x00000000072B2000-memory.dmp

Filesize
72KB

Download
memory/2392-986-0x0000000009D20000-0x000000000A338000-memory.dmp

Filesize
6.1MB

Download
memory/2392-229-0x00000000072E0000-0x00000000072F0000-memory.dmp

Filesize
64KB

Download
memory/2392-225-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/2392-223-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/2392-221-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/2392-219-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/2392-217-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/2392-215-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/2392-191-0x0000000004540000-0x0000000004586000-memory.dmp

Filesize
280KB

Download
memory/2392-193-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/2392-192-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/2392-195-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/2392-197-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/2392-199-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/2392-201-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/2392-203-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/2392-205-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/2392-207-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/2392-209-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/2392-211-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/2392-213-0x00000000071D0000-0x0000000007205000-memory.dmp

Filesize
212KB

Download
memory/2436-174-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

Filesize
76KB

Download
memory/2436-148-0x0000000002C70000-0x0000000002C9D000-memory.dmp

Filesize
180KB

Download
memory/2436-186-0x0000000000400000-0x0000000002B9B000-memory.dmp

Filesize
39.6MB

Download
memory/2436-184-0x00000000071E0000-0x00000000071F0000-memory.dmp

Filesize
64KB

Download
memory/2436-183-0x00000000071E0000-0x00000000071F0000-memory.dmp

Filesize
64KB

Download
memory/2436-182-0x00000000071E0000-0x00000000071F0000-memory.dmp

Filesize
64KB

Download
memory/2436-181-0x0000000000400000-0x0000000002B9B000-memory.dmp

Filesize
39.6MB

Download
memory/2436-150-0x00000000071E0000-0x00000000071F0000-memory.dmp

Filesize
64KB

Download
memory/2436-180-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

Filesize
76KB

Download
memory/2436-178-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

Filesize
76KB

Download
memory/2436-153-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

Filesize
76KB

Download
memory/2436-170-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

Filesize
76KB

Download
memory/2436-152-0x00000000071E0000-0x00000000071F0000-memory.dmp

Filesize
64KB

Download
memory/2436-151-0x00000000071E0000-0x00000000071F0000-memory.dmp

Filesize
64KB

Download
memory/2436-176-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

Filesize
76KB

Download
memory/2436-168-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

Filesize
76KB

Download
memory/2436-166-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

Filesize
76KB

Download
memory/2436-164-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

Filesize
76KB

Download
memory/2436-160-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

Filesize
76KB

Download
memory/2436-162-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

Filesize
76KB

Download
memory/2436-158-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

Filesize
76KB

Download
memory/2436-156-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

Filesize
76KB

Download
memory/2436-154-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

Filesize
76KB

Download
memory/2436-149-0x00000000071F0000-0x0000000007794000-memory.dmp

Filesize
5.6MB

Download
memory/2436-172-0x0000000004BE0000-0x0000000004BF3000-memory.dmp

Filesize
76KB

Download
memory/3580-1009-0x00000000006E0000-0x0000000000708000-memory.dmp

Filesize
160KB

Download
memory/3580-1010-0x0000000007520000-0x0000000007530000-memory.dmp

Filesize
64KB

Download