992f773cad246e623fbc921056f8b9063da99d00751ef17e7bc7abafd244d260

Analysis

max time kernel
134s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
03/06/2024, 14:06

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General

Target
920f1363ff04fd2d25ff43f8af99b83f_JaffaCakes118.pdf
Size 46KB
Sample240603-revkfsac94
SHA256 992f773cad246e623fbc921056f8b9063da99d00751ef17e7bc7abafd244d260
MD5 920f1363ff04fd2d25ff43f8af99b83f
SHA1 e61e3e269d9f33f936f1bf5be24963f987ec2453
SHA512 af7f378dc90e66fc7edd06be3debc4347913cf75247f29a10608f73041523082de8593f3ff07ec7b28c5ddd1356afc588022bb1849ab1284a5b8b2165f6d9f88
SSDEEP 768:UJgGzpD2pLnQzBaosA8P3W0CyO+ZdqwVdI9qZXlBU+PqfHLa/eUJEkqDs3HDVzG3:5GFipLnQzBaxAyW0cMU2qfHu/7JeDs3C
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2436	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2436 wrote to memory of 4296	2436	AcroRd32.exe	94
PID 2436 wrote to memory of 4296	2436	AcroRd32.exe	94
PID 2436 wrote to memory of 4296	2436	AcroRd32.exe	94
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 3704	4296	RdrCEF.exe	97
PID 4296 wrote to memory of 5000	4296	RdrCEF.exe	98
PID 4296 wrote to memory of 5000	4296	RdrCEF.exe	98
PID 4296 wrote to memory of 5000	4296	RdrCEF.exe	98
PID 4296 wrote to memory of 5000	4296	RdrCEF.exe	98
PID 4296 wrote to memory of 5000	4296	RdrCEF.exe	98
PID 4296 wrote to memory of 5000	4296	RdrCEF.exe	98
PID 4296 wrote to memory of 5000	4296	RdrCEF.exe	98
PID 4296 wrote to memory of 5000	4296	RdrCEF.exe	98
PID 4296 wrote to memory of 5000	4296	RdrCEF.exe	98
PID 4296 wrote to memory of 5000	4296	RdrCEF.exe	98
PID 4296 wrote to memory of 5000	4296	RdrCEF.exe	98
PID 4296 wrote to memory of 5000	4296	RdrCEF.exe	98
PID 4296 wrote to memory of 5000	4296	RdrCEF.exe	98
PID 4296 wrote to memory of 5000	4296	RdrCEF.exe	98
PID 4296 wrote to memory of 5000	4296	RdrCEF.exe	98
PID 4296 wrote to memory of 5000	4296	RdrCEF.exe	98
PID 4296 wrote to memory of 5000	4296	RdrCEF.exe	98
PID 4296 wrote to memory of 5000	4296	RdrCEF.exe	98
PID 4296 wrote to memory of 5000	4296	RdrCEF.exe	98
PID 4296 wrote to memory of 5000	4296	RdrCEF.exe	98

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\920f1363ff04fd2d25ff43f8af99b83f_JaffaCakes118.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:2436
- 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:4296
- - 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=C985761B19DC97D706C391692947C053 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3704
- - 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=C90B941548E657577EE5002D4FE9796E --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=C90B941548E657577EE5002D4FE9796E --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5000
- - 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=BF5DA22CE6221BD9568330E152BA33CE --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4484
- - 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=C693D8E5F6542935E4F002E37C1BA90C --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=C693D8E5F6542935E4F002E37C1BA90C --renderer-client-id=5 --mojo-platform-channel-handle=2344 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2808
- - 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=99027B9A478F979753763CC7DE7AAB00 --mojo-platform-channel-handle=2796 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4432
- - 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=220DA5FD91EB8AC5066C239F2498A824 --mojo-platform-channel-handle=2408 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1312

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3244

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

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Downloads

ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 64KB
SHA256 c3a7d08b1d95a9980403a5bb676f70f7f3d5991342b7ceba43bc1ed2beca3447
MD5 fb83c498490461102d0d53ef5b3fd077
SHA1 6ff4dc768e4ac3255dc9c302907953a39014b212
SHA512 af496d0f6fbd62e9a39d9fddc64134d21f9b577ac263dbdfaca0f460e098374552f465c37f207bb71660fc250d12a9b068af6a2c57eb4e2cdd6953cbccb52074
SSDEEP 384:ye1dThatELJ8SWvDTGJCesZsLglKhubvGZsLRZh+vS4:c+elZsLQCZsL3hUS4
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 36KB
SHA256 b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
MD5 b30d3becc8731792523d599d949e63f5
SHA1 19350257e42d7aee17fb3bf139a9d3adb330fad4
SHA512 523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
SSDEEP 24:TLiXlzkrFsgIFsxX3pALXmnHpkDGjmcxBSkomXk+2m9RFTsyg+wmf9Mzm+Zs3tGl:TqlmFTIF3XmHjBoGGR+jMz+LhT
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 56KB
SHA256 111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
MD5 752a1f26b18748311b691c7d8fc20633
SHA1 c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA512 a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
SSDEEP 192:wedRBvVrThe4p4/KhTB4p4CitZtkZsLRGVDbw6H3ph+v3YQa9:weZdThkKhBvkZsLRGlzh+vS9
MD5 SHA1 SHA512 SSDEEP

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