9f8ad2686d13789545b87f1287d005561fba53d2cf15abd40dade3b5c8d61987

Resubmissions

10-06-2024 09:33

240610-ljkm6afh44 5

10-06-2024 09:20

240610-la1b9afg29 3

10-06-2024 09:00

240610-kyrjksfe42 5

Analysis

max time kernel
85s
max time network
82s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
10-06-2024 09:33

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Report Analysis Logs

General

Target

Mr. H. Erkac.pdf
Size

70KB
MD5

d9fa04ec7a5fbcc736228fa28a59c1b9
SHA1

e287323c9462a26c3c7ce952e1738beb913e2080
SHA256

78a7381b62560dc112e466a4cf0be3cca4a3b1fe4c12f2983bf0d926de7e3263
SHA512

c5b41e6eeed7ec2a2507a02eca18e1513cdb1977e287e2553911907d598d2617d3400ef7d333e28e4afc59906a577b0140222f1f28284931aab2d2d070395bf5
SSDEEP

1536:AZKIi7H0XzxRh5Ag0fsCDaOw1JEqCaHIQV/M:7IiTazxRUg0fhDg1Jwx

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 2 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	AcroRd32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3776	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3776 wrote to memory of 2524	3776	AcroRd32.exe	80
PID 3776 wrote to memory of 2524	3776	AcroRd32.exe	80
PID 3776 wrote to memory of 2524	3776	AcroRd32.exe	80
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1412	2524	RdrCEF.exe	81
PID 2524 wrote to memory of 1636	2524	RdrCEF.exe	82
PID 2524 wrote to memory of 1636	2524	RdrCEF.exe	82
PID 2524 wrote to memory of 1636	2524	RdrCEF.exe	82
PID 2524 wrote to memory of 1636	2524	RdrCEF.exe	82
PID 2524 wrote to memory of 1636	2524	RdrCEF.exe	82
PID 2524 wrote to memory of 1636	2524	RdrCEF.exe	82
PID 2524 wrote to memory of 1636	2524	RdrCEF.exe	82
PID 2524 wrote to memory of 1636	2524	RdrCEF.exe	82
PID 2524 wrote to memory of 1636	2524	RdrCEF.exe	82
PID 2524 wrote to memory of 1636	2524	RdrCEF.exe	82
PID 2524 wrote to memory of 1636	2524	RdrCEF.exe	82
PID 2524 wrote to memory of 1636	2524	RdrCEF.exe	82
PID 2524 wrote to memory of 1636	2524	RdrCEF.exe	82
PID 2524 wrote to memory of 1636	2524	RdrCEF.exe	82
PID 2524 wrote to memory of 1636	2524	RdrCEF.exe	82
PID 2524 wrote to memory of 1636	2524	RdrCEF.exe	82
PID 2524 wrote to memory of 1636	2524	RdrCEF.exe	82
PID 2524 wrote to memory of 1636	2524	RdrCEF.exe	82
PID 2524 wrote to memory of 1636	2524	RdrCEF.exe	82
PID 2524 wrote to memory of 1636	2524	RdrCEF.exe	82

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\Mr. H. Erkac.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3776
- C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2524
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=6A52B11BD8840C24EAC9C8FDAEBD0FEA --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1412
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=E4B58E0AFBEFD5F703F448E7065004D2 --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=E4B58E0AFBEFD5F703F448E7065004D2 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1636
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=3F5593F63290935D10D316AF647754E8 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4628
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=3FB4549BE5483FF11858ABB7B6556DD8 --mojo-platform-channel-handle=2524 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:772
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=6A548C55306AE951FCD5E330F35DFF5F --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=6A548C55306AE951FCD5E330F35DFF5F --renderer-client-id=6 --mojo-platform-channel-handle=2608 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5060
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=8D5E7B4930C9EF06F343F28E7D6E4B9F --mojo-platform-channel-handle=1940 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4492

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
fa023e59e1c4b866ebcc81f829c8ac9d

SHA1
bf58ad5184284913208f53ba526daaaf08b7dffe

SHA256
98ad3d24df12d3679d0f27503eb0c0cfa33831fcd5338db9aaac809ad54a59e2

SHA512
0bdca3f97d94f14524d634b907b9925871d071bf6e668d72f518da9ff0f8d9e02fe4a3ce1e2273bb2ee423ab599cb8105c7b2a11d362538ede2b2d5415361cd4

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit