4caf5468e8a46f74f7b83ae0dec18df6e3b429514865535826eaad39d7317e5a

Analysis

max time kernel
149s
max time network
88s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
04-05-2023 14:43

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General

Target

4caf5468e8a46f74f7b83ae0dec18df6e3b429514865535826eaad39d7317e5a.exe
Size

599KB
MD5

5f9e6d79f4e98b44738e71f8ec152577
SHA1

f893ea9940a4e78933384a67665227dbb39ab578
SHA256

4caf5468e8a46f74f7b83ae0dec18df6e3b429514865535826eaad39d7317e5a
SHA512

683ab2550b499201ef98df7347eb170fe4a1f87876e184df083146f4c415acc9e7b6059e16f17947c54a67857a47414a3a0b46146abc063b043f8cc0a1852138
SSDEEP

12288:rMrxy90qmFurzmXK1WH6dIuegNyTWmH+mAMBp+CuugbwHWyizvRW:eyKWmwiDueg4TWocSbfg82VzvU

Score

10^/10

discovery evasion persistence spyware stealer trojan

Malware Config

Signatures

Modifies Windows Defender Real-time Protection settings 3 TTPs 5 IoCs

evasion trojan

Modify Registry

T1112

Modify Existing Service

T1031

Disabling Security Tools

T1089

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	l7701350.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	l7701350.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	l7701350.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	l7701350.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	l7701350.exe

Executes dropped EXE 4 IoCs

pid	Process
4292	y3447823.exe
4992	k5522078.exe
2792	l7701350.exe
3540	m1481779.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	l7701350.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	l7701350.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	4caf5468e8a46f74f7b83ae0dec18df6e3b429514865535826eaad39d7317e5a.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\\\""	4caf5468e8a46f74f7b83ae0dec18df6e3b429514865535826eaad39d7317e5a.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	y3447823.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\\\""	y3447823.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
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 9 IoCs

pid	pid_target	Process	procid_target
3700	3540	WerFault.exe	70
4716	3540	WerFault.exe	70
4176	3540	WerFault.exe	70
4132	3540	WerFault.exe	70
3240	3540	WerFault.exe	70
2704	3540	WerFault.exe	70
4412	3540	WerFault.exe	70
4436	3540	WerFault.exe	70
4884	3540	WerFault.exe	70

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4992	k5522078.exe
4992	k5522078.exe
2792	l7701350.exe
2792	l7701350.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4992	k5522078.exe
Token: SeDebugPrivilege	2792	l7701350.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1008 wrote to memory of 4292	1008	4caf5468e8a46f74f7b83ae0dec18df6e3b429514865535826eaad39d7317e5a.exe	66
PID 1008 wrote to memory of 4292	1008	4caf5468e8a46f74f7b83ae0dec18df6e3b429514865535826eaad39d7317e5a.exe	66
PID 1008 wrote to memory of 4292	1008	4caf5468e8a46f74f7b83ae0dec18df6e3b429514865535826eaad39d7317e5a.exe	66
PID 4292 wrote to memory of 4992	4292	y3447823.exe	67
PID 4292 wrote to memory of 4992	4292	y3447823.exe	67
PID 4292 wrote to memory of 4992	4292	y3447823.exe	67
PID 4292 wrote to memory of 2792	4292	y3447823.exe	69
PID 4292 wrote to memory of 2792	4292	y3447823.exe	69
PID 4292 wrote to memory of 2792	4292	y3447823.exe	69
PID 1008 wrote to memory of 3540	1008	4caf5468e8a46f74f7b83ae0dec18df6e3b429514865535826eaad39d7317e5a.exe	70
PID 1008 wrote to memory of 3540	1008	4caf5468e8a46f74f7b83ae0dec18df6e3b429514865535826eaad39d7317e5a.exe	70
PID 1008 wrote to memory of 3540	1008	4caf5468e8a46f74f7b83ae0dec18df6e3b429514865535826eaad39d7317e5a.exe	70

C:\Users\Admin\AppData\Local\Temp\4caf5468e8a46f74f7b83ae0dec18df6e3b429514865535826eaad39d7317e5a.exe
"C:\Users\Admin\AppData\Local\Temp\4caf5468e8a46f74f7b83ae0dec18df6e3b429514865535826eaad39d7317e5a.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1008
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y3447823.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y3447823.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:4292
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k5522078.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k5522078.exe
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4992
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l7701350.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l7701350.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2792
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m1481779.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m1481779.exe
  2⤵
  - Executes dropped EXE
  PID:3540
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3540 -s 624
    3⤵
    - Program crash
    PID:3700
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3540 -s 704
    3⤵
    - Program crash
    PID:4716
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3540 -s 844
    3⤵
    - Program crash
    PID:4176
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3540 -s 852
    3⤵
    - Program crash
    PID:4132
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3540 -s 880
    3⤵
    - Program crash
    PID:3240
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3540 -s 844
    3⤵
    - Program crash
    PID:2704
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3540 -s 1128
    3⤵
    - Program crash
    PID:4412
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3540 -s 1200
    3⤵
    - Program crash
    PID:4436
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3540 -s 1076
    3⤵
    - Program crash
    PID:4884

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

System Information Discovery

T1082

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\m1481779.exe

Filesize
340KB

MD5
ee9ff7e04fe8bfd0ab3b16c2af330b74

SHA1
d8484bb6a70de4390464132614aea9f10f29f7d0

SHA256
c9c9769523898d67eeb24cd6f672108964767f11d49e01b969510660fa2a4e0e

SHA512
cb84a0e0e6b57213eb59bbc45d58bb0f3c44160394de05554fe5fa045ae1d76439ce8252ed305937239b54c5d4f92c8515d31dd212e909491cdf5bc02624b4a7

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m1481779.exe

Filesize
340KB

MD5
ee9ff7e04fe8bfd0ab3b16c2af330b74

SHA1
d8484bb6a70de4390464132614aea9f10f29f7d0

SHA256
c9c9769523898d67eeb24cd6f672108964767f11d49e01b969510660fa2a4e0e

SHA512
cb84a0e0e6b57213eb59bbc45d58bb0f3c44160394de05554fe5fa045ae1d76439ce8252ed305937239b54c5d4f92c8515d31dd212e909491cdf5bc02624b4a7

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y3447823.exe

Filesize
307KB

MD5
ab5f79f642f7b6411382c26856d33ce7

SHA1
d8311f6698530feaa52b36d575b17616adf93b43

SHA256
82a302bfaeadafbaa47d422474fa737e92e8aeea217c6ce78adfde089e44e840

SHA512
cd7e553dee1210c9a900404e52cee16ae59e81671468b00c84016b9e4a563462365ef91064d2eb25500c6a286ff603c3c1960c9d8fddc61de93202a9bd4cfe7e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y3447823.exe

Filesize
307KB

MD5
ab5f79f642f7b6411382c26856d33ce7

SHA1
d8311f6698530feaa52b36d575b17616adf93b43

SHA256
82a302bfaeadafbaa47d422474fa737e92e8aeea217c6ce78adfde089e44e840

SHA512
cd7e553dee1210c9a900404e52cee16ae59e81671468b00c84016b9e4a563462365ef91064d2eb25500c6a286ff603c3c1960c9d8fddc61de93202a9bd4cfe7e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k5522078.exe

Filesize
136KB

MD5
b54a4b8de94e97f6095c6b8061429bf1

SHA1
812a90de2b2f334906ca0c851d21d0a1c9526610

SHA256
f071d4000bbd9c4518ceb4a746f5730f6e5f6c92bd72be2de8c94c64afb85afb

SHA512
a24472f653cc0af485cddc9d9e27fabed890add49a6ac2de350dbbd6f44365334dfb829ce5c6257b02edd50555d117a6e0723ab280969c1f79229e7bbb9e904b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k5522078.exe

Filesize
136KB

MD5
b54a4b8de94e97f6095c6b8061429bf1

SHA1
812a90de2b2f334906ca0c851d21d0a1c9526610

SHA256
f071d4000bbd9c4518ceb4a746f5730f6e5f6c92bd72be2de8c94c64afb85afb

SHA512
a24472f653cc0af485cddc9d9e27fabed890add49a6ac2de350dbbd6f44365334dfb829ce5c6257b02edd50555d117a6e0723ab280969c1f79229e7bbb9e904b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l7701350.exe

Filesize
175KB

MD5
5b80d66346eb624a726cfbff2b060e91

SHA1
6061c09ca04ace351574f14e3eec0552e426006a

SHA256
0a53d847c5f0f1ef960cb259d1b718eaf3bb392fff80797829ce1607ff24e122

SHA512
90d338a1f8e2cb86802f3219e367f3ed1703e956ae47ebdeef47b91a1e198ec329a4a0452872f4ced7b961a5fb6ec093b339d24cb3c0be7209748a7a01ff0475

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l7701350.exe

Filesize
175KB

MD5
5b80d66346eb624a726cfbff2b060e91

SHA1
6061c09ca04ace351574f14e3eec0552e426006a

SHA256
0a53d847c5f0f1ef960cb259d1b718eaf3bb392fff80797829ce1607ff24e122

SHA512
90d338a1f8e2cb86802f3219e367f3ed1703e956ae47ebdeef47b91a1e198ec329a4a0452872f4ced7b961a5fb6ec093b339d24cb3c0be7209748a7a01ff0475

Download Submit
memory/2792-167-0x0000000004A60000-0x0000000004A70000-memory.dmp

Filesize
64KB

Download
memory/2792-178-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/2792-182-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/2792-171-0x0000000004A60000-0x0000000004A70000-memory.dmp

Filesize
64KB

Download
memory/2792-174-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/2792-176-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/2792-180-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/2792-172-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/2792-170-0x0000000004A60000-0x0000000004A70000-memory.dmp

Filesize
64KB

Download
memory/2792-168-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/2792-165-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/2792-163-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/2792-161-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/2792-150-0x0000000002010000-0x000000000202A000-memory.dmp

Filesize
104KB

Download
memory/2792-151-0x00000000023C0000-0x00000000023D8000-memory.dmp

Filesize
96KB

Download
memory/2792-153-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/2792-152-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/2792-155-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/2792-157-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/2792-159-0x00000000023C0000-0x00000000023D2000-memory.dmp

Filesize
72KB

Download
memory/3540-188-0x00000000006F0000-0x0000000000725000-memory.dmp

Filesize
212KB

Download
memory/3540-189-0x0000000000400000-0x00000000006EF000-memory.dmp

Filesize
2.9MB

Download
memory/4992-136-0x0000000007880000-0x00000000078CB000-memory.dmp

Filesize
300KB

Download
memory/4992-140-0x0000000008740000-0x00000000087D2000-memory.dmp

Filesize
584KB

Download
memory/4992-143-0x0000000008800000-0x000000000881E000-memory.dmp

Filesize
120KB

Download
memory/4992-133-0x00000000077B0000-0x00000000077C2000-memory.dmp

Filesize
72KB

Download
memory/4992-142-0x0000000008890000-0x0000000008906000-memory.dmp

Filesize
472KB

Download
memory/4992-141-0x00000000086F0000-0x0000000008740000-memory.dmp

Filesize
320KB

Download
memory/4992-134-0x00000000078E0000-0x00000000079EA000-memory.dmp

Filesize
1.0MB

Download
memory/4992-144-0x0000000009230000-0x00000000093F2000-memory.dmp

Filesize
1.8MB

Download
memory/4992-139-0x0000000008B60000-0x000000000905E000-memory.dmp

Filesize
5.0MB

Download
memory/4992-138-0x0000000007B70000-0x0000000007BD6000-memory.dmp

Filesize
408KB

Download
memory/4992-137-0x00000000077F0000-0x0000000007800000-memory.dmp

Filesize
64KB

Download
memory/4992-132-0x0000000007D10000-0x0000000008316000-memory.dmp

Filesize
6.0MB

Download
memory/4992-131-0x0000000000AD0000-0x0000000000AF8000-memory.dmp

Filesize
160KB

Download
memory/4992-145-0x0000000009930000-0x0000000009E5C000-memory.dmp

Filesize
5.2MB

Download
memory/4992-135-0x0000000007840000-0x000000000787E000-memory.dmp

Filesize
248KB

Download