8c4a27fdce56308476cc7c59bb02d74bda18b00915e8fb301bb83137c7b1624c

Analysis

max time kernel
92s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
14/06/2024, 02:34

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General

Target
a7bac0025ee91eb553066b1e5b46b2ec_JaffaCakes118.pdf
Size 39KB
Sample240614-c2d4nascla
SHA256 8c4a27fdce56308476cc7c59bb02d74bda18b00915e8fb301bb83137c7b1624c
MD5 a7bac0025ee91eb553066b1e5b46b2ec
SHA1 9ed9783f905d8554210385b81ed40689a72e2cb2
SHA512 62c6768ad72bf4fde4204d17cedb1f728cc876c9c999eba717b1bba464c37cb4d87f97cb0fc2136386414e7abfb0bde64c5d276982ea331c5814d57bbce9298f
SSDEEP 768:fjfavcL7RCV8xMRy8I8N1CIjh62s18aV5VOie1UPNVUG8mYuYDQoaiFYp2iJXb6y:frMV82M8I8NPh62s18s5VOie1UPNVUGx
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-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1364	AcroRd32.exe
1364	AcroRd32.exe
1364	AcroRd32.exe
1364	AcroRd32.exe
1364	AcroRd32.exe
1364	AcroRd32.exe
1364	AcroRd32.exe
1364	AcroRd32.exe
1364	AcroRd32.exe
1364	AcroRd32.exe
1364	AcroRd32.exe
1364	AcroRd32.exe
1364	AcroRd32.exe
1364	AcroRd32.exe
1364	AcroRd32.exe
1364	AcroRd32.exe
1364	AcroRd32.exe
1364	AcroRd32.exe
1364	AcroRd32.exe
1364	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1364	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1364	AcroRd32.exe
1364	AcroRd32.exe
1364	AcroRd32.exe
1364	AcroRd32.exe
1364	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1364 wrote to memory of 100	1364	AcroRd32.exe	85
PID 1364 wrote to memory of 100	1364	AcroRd32.exe	85
PID 1364 wrote to memory of 100	1364	AcroRd32.exe	85
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 4560	100	RdrCEF.exe	86
PID 100 wrote to memory of 2604	100	RdrCEF.exe	87
PID 100 wrote to memory of 2604	100	RdrCEF.exe	87
PID 100 wrote to memory of 2604	100	RdrCEF.exe	87
PID 100 wrote to memory of 2604	100	RdrCEF.exe	87
PID 100 wrote to memory of 2604	100	RdrCEF.exe	87
PID 100 wrote to memory of 2604	100	RdrCEF.exe	87
PID 100 wrote to memory of 2604	100	RdrCEF.exe	87
PID 100 wrote to memory of 2604	100	RdrCEF.exe	87
PID 100 wrote to memory of 2604	100	RdrCEF.exe	87
PID 100 wrote to memory of 2604	100	RdrCEF.exe	87
PID 100 wrote to memory of 2604	100	RdrCEF.exe	87
PID 100 wrote to memory of 2604	100	RdrCEF.exe	87
PID 100 wrote to memory of 2604	100	RdrCEF.exe	87
PID 100 wrote to memory of 2604	100	RdrCEF.exe	87
PID 100 wrote to memory of 2604	100	RdrCEF.exe	87
PID 100 wrote to memory of 2604	100	RdrCEF.exe	87
PID 100 wrote to memory of 2604	100	RdrCEF.exe	87
PID 100 wrote to memory of 2604	100	RdrCEF.exe	87
PID 100 wrote to memory of 2604	100	RdrCEF.exe	87
PID 100 wrote to memory of 2604	100	RdrCEF.exe	87

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\a7bac0025ee91eb553066b1e5b46b2ec_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:1364
- 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:100
- - 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=5D7CB4460C9BB50CE27895CEAC0B08DF --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4560
- - 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=68D4A004CB071B31F6FE1B1C424A19EE --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=68D4A004CB071B31F6FE1B1C424A19EE --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2604
- - 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=B272D5C574EC39808247ED36CE361F4D --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2820
- - 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=CF038A245370E1915A4BA7FA596DE740 --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=77EAEE960DB610D8206511B4774675CD --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=77EAEE960DB610D8206511B4774675CD --renderer-client-id=6 --mojo-platform-channel-handle=1944 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3120
- - 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=D4F484931B256D988221F09BCC86A1C4 --mojo-platform-channel-handle=2408 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3080

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4448

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 5fcf7f3339afbc272cb986a24ad11797d704e2facca1c0d2425bb50849c10cf2
MD5 7048f95a49df3e651df5ee4b2a969a4b
SHA1 d2f61e727fe51c3d34d5b2be91eb8d014edafb85
SHA512 1a736b74b31b9fd72e3fe81a60acaaccfdfc7b92840fec5bb8e00a61d3f4128f1202a2c4a25d2d8aa0f8038c13a81776714636cc8a034d047ae85c820ab9a8e9
SSDEEP 384:ye7dThatELJ8SWvDTGJCesZsLglKhubvGZsLRZh+vS4:G+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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