654c23f62f31da5cfaccee5f11197b1b855faa4543e683d61a79e0b2f85eddc3

Analysis

max time kernel
93s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
27/05/2024, 11:11

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General

Target
78f49dea94ff35092ac26b4953c4ec83_JaffaCakes118.pdf
Size 8KB
Sample240527-nacbjaac95
SHA256 654c23f62f31da5cfaccee5f11197b1b855faa4543e683d61a79e0b2f85eddc3
MD5 78f49dea94ff35092ac26b4953c4ec83
SHA1 ae8693c4cb838927188dab211bce166015a78d3b
SHA512 86a73953095895180903c01eade20111b9894f71481137b63570181b6fb0e7ecfa95aa259a9f81f94487e768bf9f14a8ff7966dd89b64365407ec8a97dab009d
SSDEEP 192:K/SjV9W8mnh/fPBKd9jUlFAd6n4tCI40z3pGIhd:zjsh/f5Kdx4FAASC78pGIhd
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-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2944	AcroRd32.exe
2944	AcroRd32.exe
2944	AcroRd32.exe
2944	AcroRd32.exe
2944	AcroRd32.exe
2944	AcroRd32.exe
2944	AcroRd32.exe
2944	AcroRd32.exe
2944	AcroRd32.exe
2944	AcroRd32.exe
2944	AcroRd32.exe
2944	AcroRd32.exe
2944	AcroRd32.exe
2944	AcroRd32.exe
2944	AcroRd32.exe
2944	AcroRd32.exe
2944	AcroRd32.exe
2944	AcroRd32.exe
2944	AcroRd32.exe
2944	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2944	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2944	AcroRd32.exe
2944	AcroRd32.exe
2944	AcroRd32.exe
2944	AcroRd32.exe
2944	AcroRd32.exe
2944	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2944 wrote to memory of 2884	2944	AcroRd32.exe	90
PID 2944 wrote to memory of 2884	2944	AcroRd32.exe	90
PID 2944 wrote to memory of 2884	2944	AcroRd32.exe	90
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 404	2884	RdrCEF.exe	91
PID 2884 wrote to memory of 4856	2884	RdrCEF.exe	92
PID 2884 wrote to memory of 4856	2884	RdrCEF.exe	92
PID 2884 wrote to memory of 4856	2884	RdrCEF.exe	92
PID 2884 wrote to memory of 4856	2884	RdrCEF.exe	92
PID 2884 wrote to memory of 4856	2884	RdrCEF.exe	92
PID 2884 wrote to memory of 4856	2884	RdrCEF.exe	92
PID 2884 wrote to memory of 4856	2884	RdrCEF.exe	92
PID 2884 wrote to memory of 4856	2884	RdrCEF.exe	92
PID 2884 wrote to memory of 4856	2884	RdrCEF.exe	92
PID 2884 wrote to memory of 4856	2884	RdrCEF.exe	92
PID 2884 wrote to memory of 4856	2884	RdrCEF.exe	92
PID 2884 wrote to memory of 4856	2884	RdrCEF.exe	92
PID 2884 wrote to memory of 4856	2884	RdrCEF.exe	92
PID 2884 wrote to memory of 4856	2884	RdrCEF.exe	92
PID 2884 wrote to memory of 4856	2884	RdrCEF.exe	92
PID 2884 wrote to memory of 4856	2884	RdrCEF.exe	92
PID 2884 wrote to memory of 4856	2884	RdrCEF.exe	92
PID 2884 wrote to memory of 4856	2884	RdrCEF.exe	92
PID 2884 wrote to memory of 4856	2884	RdrCEF.exe	92
PID 2884 wrote to memory of 4856	2884	RdrCEF.exe	92

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\78f49dea94ff35092ac26b4953c4ec83_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:2944
- 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:2884
- - 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=B697D408F9ED166577713F090F44C2C5 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:404
- - 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=0405DE0A7E680F89583B1BEE208CA09E --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=0405DE0A7E680F89583B1BEE208CA09E --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4856
- - 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=153080DAC4ED5CD2799C11D202E26CAC --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:956
- - 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=231DAEA9E041A23F37AF80C056E331CD --mojo-platform-channel-handle=1960 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4120
- - 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=0BBDF109C122333DE95557FDF966994E --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=0BBDF109C122333DE95557FDF966994E --renderer-client-id=6 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5092
- - 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=71AF07EF45C31FDB4DACBF7CE71CE43F --mojo-platform-channel-handle=2692 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4552

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:532

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 668e9b04278945f1696d6106cf5cba14f9f3a4c60d70b14943e1fda1ee7c47ff
MD5 cfc334d2c46587b2482c0f46b161a961
SHA1 ee1e80c0cb11b99a814452c4c8e372b471beafbd
SHA512 af4cb62591edc6fb0fb8a045e549da9a39cd41c816c51118fad1fdd8a99a6a4cb8ed4c5f138d9c4b053d7850912c7098d20a225c85e165bf4b17cd0741d29bf7
SSDEEP 384:yeXdThatELJ8SWvDTGJCesZsLglKhubvGZsLRZh+vS4:a+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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