fb113ffa658f6479ead5786069f84583c2c101ace103deb193c90be34d48b31e

Analysis

max time kernel
103s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
26/04/2023, 11:04

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General

Target

fb113ffa658f6479ead5786069f84583c2c101ace103deb193c90be34d48b31e.exe
Size

697KB
MD5

a7eef0d57b1cabbd1ec7db966fbd44df
SHA1

b7e1326332a8532ffeea9cfb90b87c01ae7a9134
SHA256

fb113ffa658f6479ead5786069f84583c2c101ace103deb193c90be34d48b31e
SHA512

a38c870e049845d609e4f7203848ee8e040b457d303e1e56b6f9fe636c830661abae71dc1b6dccecd2f3ac452b8d30a2ca0229204363c2547c21da9cc9eecf0b
SSDEEP

12288:my9024wQW+0AWA1ClRzNZQ31a/eL7vqI+MdhhFJQ3ZRhuKH/0iDDe7VFY:myN4K+0rldg1a/yHhFJUjls8e7VFY

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"	76911839.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	76911839.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	76911839.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	76911839.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	76911839.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	76911839.exe

Executes dropped EXE 4 IoCs

pid	Process
2720	un774025.exe
4228	76911839.exe
1208	rk896797.exe
3164	si407911.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	76911839.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	76911839.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	fb113ffa658f6479ead5786069f84583c2c101ace103deb193c90be34d48b31e.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\\\""	fb113ffa658f6479ead5786069f84583c2c101ace103deb193c90be34d48b31e.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	un774025.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\\\""	un774025.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
3520	4228	WerFault.exe	86
2088	1208	WerFault.exe	92

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4228	76911839.exe
4228	76911839.exe
1208	rk896797.exe
1208	rk896797.exe
3164	si407911.exe
3164	si407911.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4228	76911839.exe
Token: SeDebugPrivilege	1208	rk896797.exe
Token: SeDebugPrivilege	3164	si407911.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3408 wrote to memory of 2720	3408	fb113ffa658f6479ead5786069f84583c2c101ace103deb193c90be34d48b31e.exe	85
PID 3408 wrote to memory of 2720	3408	fb113ffa658f6479ead5786069f84583c2c101ace103deb193c90be34d48b31e.exe	85
PID 3408 wrote to memory of 2720	3408	fb113ffa658f6479ead5786069f84583c2c101ace103deb193c90be34d48b31e.exe	85
PID 2720 wrote to memory of 4228	2720	un774025.exe	86
PID 2720 wrote to memory of 4228	2720	un774025.exe	86
PID 2720 wrote to memory of 4228	2720	un774025.exe	86
PID 2720 wrote to memory of 1208	2720	un774025.exe	92
PID 2720 wrote to memory of 1208	2720	un774025.exe	92
PID 2720 wrote to memory of 1208	2720	un774025.exe	92
PID 3408 wrote to memory of 3164	3408	fb113ffa658f6479ead5786069f84583c2c101ace103deb193c90be34d48b31e.exe	95
PID 3408 wrote to memory of 3164	3408	fb113ffa658f6479ead5786069f84583c2c101ace103deb193c90be34d48b31e.exe	95
PID 3408 wrote to memory of 3164	3408	fb113ffa658f6479ead5786069f84583c2c101ace103deb193c90be34d48b31e.exe	95

C:\Users\Admin\AppData\Local\Temp\fb113ffa658f6479ead5786069f84583c2c101ace103deb193c90be34d48b31e.exe
"C:\Users\Admin\AppData\Local\Temp\fb113ffa658f6479ead5786069f84583c2c101ace103deb193c90be34d48b31e.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3408
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un774025.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un774025.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2720
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\76911839.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\76911839.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4228
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4228 -s 1084
      4⤵
      Program crash
      PID:3520
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk896797.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk896797.exe
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1208
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1208 -s 2092
      4⤵
      Program crash
      PID:2088
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si407911.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si407911.exe
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3164

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4228 -ip 4228
1⤵
PID:4332

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 1208 -ip 1208
1⤵
PID:1908

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\si407911.exe

Filesize
136KB

MD5
e1c805d3cefe221689da30b8a2d944f2

SHA1
a9a94fd89ed22c2a127c81f6e57f822eae1d9f26

SHA256
32023b065401cf468d0088e334ad60bf12afc3d552030a6a3500e74500de735a

SHA512
7801b1432717a8105f7f255d7387eaffa264eddf74e6b782776d548f9dbb82b5223c7412df3cbc8e91cc63988e2e04a8160280f697e93d0fa5d056dc183252e7

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si407911.exe

Filesize
136KB

MD5
e1c805d3cefe221689da30b8a2d944f2

SHA1
a9a94fd89ed22c2a127c81f6e57f822eae1d9f26

SHA256
32023b065401cf468d0088e334ad60bf12afc3d552030a6a3500e74500de735a

SHA512
7801b1432717a8105f7f255d7387eaffa264eddf74e6b782776d548f9dbb82b5223c7412df3cbc8e91cc63988e2e04a8160280f697e93d0fa5d056dc183252e7

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un774025.exe

Filesize
542KB

MD5
2fcde113c59ca03af97b75db308cd8a7

SHA1
89938e85a02b07a8a864aa8ad08bd2a84f498112

SHA256
ed57da2794c0cdfa598ba09f092e1dbd2d51fd2b61645a09aa3c15c9df6e741d

SHA512
0c58759acd1de40da3d5d431c648dd999721220407ca04f5934b3994319d0048addff49d89cfccb91eabdb25d86097c2e4597d318cc57d80210e66b86552c582

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un774025.exe

Filesize
542KB

MD5
2fcde113c59ca03af97b75db308cd8a7

SHA1
89938e85a02b07a8a864aa8ad08bd2a84f498112

SHA256
ed57da2794c0cdfa598ba09f092e1dbd2d51fd2b61645a09aa3c15c9df6e741d

SHA512
0c58759acd1de40da3d5d431c648dd999721220407ca04f5934b3994319d0048addff49d89cfccb91eabdb25d86097c2e4597d318cc57d80210e66b86552c582

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\76911839.exe

Filesize
264KB

MD5
a3e7163204aa5c3f95412fc7f34dcf1d

SHA1
16239c7efd722b8d9b4bb62b392d28b805eab252

SHA256
87dca674e53a0179c3f0242a9c66001f12d0ad0c004c93ba47aa3f8adca94216

SHA512
829f227924be4d89d40cffcf5fe4a9089ec728227ef489b3398080e7ce64242c3f1e6733d9f4c0f5e883a4824ee09a8c5b0b1a325c3ba25dc5d99ea1cad92697

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\76911839.exe

Filesize
264KB

MD5
a3e7163204aa5c3f95412fc7f34dcf1d

SHA1
16239c7efd722b8d9b4bb62b392d28b805eab252

SHA256
87dca674e53a0179c3f0242a9c66001f12d0ad0c004c93ba47aa3f8adca94216

SHA512
829f227924be4d89d40cffcf5fe4a9089ec728227ef489b3398080e7ce64242c3f1e6733d9f4c0f5e883a4824ee09a8c5b0b1a325c3ba25dc5d99ea1cad92697

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk896797.exe

Filesize
348KB

MD5
3d622b63b1272da7b6b23b048806da1f

SHA1
f62e85a40fa5befeb6b2884ef259d499ea27262d

SHA256
7fe3432178dc21433779a007cb8366b7eaa58a05cfef31e264e4216bae224cd6

SHA512
38e8b01c427aed5ffae839e5f376b0f3be68a7b44495c9467d33d48f72c78045dadae4c97b5b083cb9218656b8f0cd50e01ecb655ebdcf3fe60fb5759180acd8

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk896797.exe

Filesize
348KB

MD5
3d622b63b1272da7b6b23b048806da1f

SHA1
f62e85a40fa5befeb6b2884ef259d499ea27262d

SHA256
7fe3432178dc21433779a007cb8366b7eaa58a05cfef31e264e4216bae224cd6

SHA512
38e8b01c427aed5ffae839e5f376b0f3be68a7b44495c9467d33d48f72c78045dadae4c97b5b083cb9218656b8f0cd50e01ecb655ebdcf3fe60fb5759180acd8

Download Submit
memory/1208-228-0x0000000004C60000-0x0000000004C95000-memory.dmp

Filesize
212KB

Download
memory/1208-988-0x00000000073B0000-0x00000000073C2000-memory.dmp

Filesize
72KB

Download
memory/1208-998-0x000000000B510000-0x000000000BA3C000-memory.dmp

Filesize
5.2MB

Download
memory/1208-997-0x000000000B340000-0x000000000B502000-memory.dmp

Filesize
1.8MB

Download
memory/1208-996-0x000000000B220000-0x000000000B23E000-memory.dmp

Filesize
120KB

Download
memory/1208-995-0x000000000B180000-0x000000000B1F6000-memory.dmp

Filesize
472KB

Download
memory/1208-994-0x000000000B130000-0x000000000B180000-memory.dmp

Filesize
320KB

Download
memory/1208-993-0x000000000AF50000-0x000000000AFE2000-memory.dmp

Filesize
584KB

Download
memory/1208-992-0x000000000A750000-0x000000000A7B6000-memory.dmp

Filesize
408KB

Download
memory/1208-991-0x0000000007410000-0x0000000007420000-memory.dmp

Filesize
64KB

Download
memory/1208-990-0x000000000A480000-0x000000000A4BC000-memory.dmp

Filesize
240KB

Download
memory/1208-989-0x000000000A370000-0x000000000A47A000-memory.dmp

Filesize
1.0MB

Download
memory/1208-987-0x0000000009D50000-0x000000000A368000-memory.dmp

Filesize
6.1MB

Download
memory/1208-226-0x0000000004C60000-0x0000000004C95000-memory.dmp

Filesize
212KB

Download
memory/1208-224-0x0000000004C60000-0x0000000004C95000-memory.dmp

Filesize
212KB

Download
memory/1208-222-0x0000000004C60000-0x0000000004C95000-memory.dmp

Filesize
212KB

Download
memory/1208-220-0x0000000004C60000-0x0000000004C95000-memory.dmp

Filesize
212KB

Download
memory/1208-218-0x0000000004C60000-0x0000000004C95000-memory.dmp

Filesize
212KB

Download
memory/1208-216-0x0000000004C60000-0x0000000004C95000-memory.dmp

Filesize
212KB

Download
memory/1208-214-0x0000000004C60000-0x0000000004C95000-memory.dmp

Filesize
212KB

Download
memory/1208-212-0x0000000004C60000-0x0000000004C95000-memory.dmp

Filesize
212KB

Download
memory/1208-210-0x0000000004C60000-0x0000000004C95000-memory.dmp

Filesize
212KB

Download
memory/1208-208-0x0000000004C60000-0x0000000004C95000-memory.dmp

Filesize
212KB

Download
memory/1208-191-0x0000000002CD0000-0x0000000002D16000-memory.dmp

Filesize
280KB

Download
memory/1208-192-0x0000000007410000-0x0000000007420000-memory.dmp

Filesize
64KB

Download
memory/1208-193-0x0000000007410000-0x0000000007420000-memory.dmp

Filesize
64KB

Download
memory/1208-196-0x0000000004C60000-0x0000000004C95000-memory.dmp

Filesize
212KB

Download
memory/1208-195-0x0000000004C60000-0x0000000004C95000-memory.dmp

Filesize
212KB

Download
memory/1208-194-0x0000000007410000-0x0000000007420000-memory.dmp

Filesize
64KB

Download
memory/1208-198-0x0000000004C60000-0x0000000004C95000-memory.dmp

Filesize
212KB

Download
memory/1208-200-0x0000000004C60000-0x0000000004C95000-memory.dmp

Filesize
212KB

Download
memory/1208-202-0x0000000004C60000-0x0000000004C95000-memory.dmp

Filesize
212KB

Download
memory/1208-204-0x0000000004C60000-0x0000000004C95000-memory.dmp

Filesize
212KB

Download
memory/1208-206-0x0000000004C60000-0x0000000004C95000-memory.dmp

Filesize
212KB

Download
memory/3164-1004-0x0000000000880000-0x00000000008A8000-memory.dmp

Filesize
160KB

Download
memory/3164-1005-0x0000000007920000-0x0000000007930000-memory.dmp

Filesize
64KB

Download
memory/4228-154-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download
memory/4228-149-0x00000000071A0000-0x00000000071B0000-memory.dmp

Filesize
64KB

Download
memory/4228-184-0x00000000071A0000-0x00000000071B0000-memory.dmp

Filesize
64KB

Download
memory/4228-182-0x00000000071A0000-0x00000000071B0000-memory.dmp

Filesize
64KB

Download
memory/4228-181-0x0000000000400000-0x0000000002B9D000-memory.dmp

Filesize
39.6MB

Download
memory/4228-180-0x00000000071A0000-0x00000000071B0000-memory.dmp

Filesize
64KB

Download
memory/4228-179-0x00000000071A0000-0x00000000071B0000-memory.dmp

Filesize
64KB

Download
memory/4228-150-0x00000000071B0000-0x0000000007754000-memory.dmp

Filesize
5.6MB

Download
memory/4228-178-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download
memory/4228-176-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download
memory/4228-151-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download
memory/4228-174-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download
memory/4228-185-0x00000000071A0000-0x00000000071B0000-memory.dmp

Filesize
64KB

Download
memory/4228-166-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download
memory/4228-172-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download
memory/4228-168-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download
memory/4228-164-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download
memory/4228-162-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download
memory/4228-160-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download
memory/4228-158-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download
memory/4228-156-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download
memory/4228-170-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download
memory/4228-148-0x0000000002C10000-0x0000000002C3D000-memory.dmp

Filesize
180KB

Download
memory/4228-186-0x0000000000400000-0x0000000002B9D000-memory.dmp

Filesize
39.6MB

Download
memory/4228-152-0x0000000007110000-0x0000000007123000-memory.dmp

Filesize
76KB

Download