hxxps://exire[.]lol/exire/bootstrapper[.]jar

Analysis

max time kernel
145s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
10/04/2024, 17:49

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General

Target

https://exire.lol/exire/bootstrapper.jar

Score

1^/10

Malware Config

Signatures

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	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	msedge.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
4712	msedge.exe
4712	msedge.exe
2412	msedge.exe
2412	msedge.exe
4992	identity_helper.exe
4992	identity_helper.exe
2004	msedge.exe
2004	msedge.exe
2004	msedge.exe
2004	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

pid	Process
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe

Suspicious use of FindShellTrayWindow 35 IoCs

pid	Process
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe
2412	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2412 wrote to memory of 3076	2412	msedge.exe	84
PID 2412 wrote to memory of 3076	2412	msedge.exe	84
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 2968	2412	msedge.exe	85
PID 2412 wrote to memory of 4712	2412	msedge.exe	86
PID 2412 wrote to memory of 4712	2412	msedge.exe	86
PID 2412 wrote to memory of 228	2412	msedge.exe	87
PID 2412 wrote to memory of 228	2412	msedge.exe	87
PID 2412 wrote to memory of 228	2412	msedge.exe	87
PID 2412 wrote to memory of 228	2412	msedge.exe	87
PID 2412 wrote to memory of 228	2412	msedge.exe	87
PID 2412 wrote to memory of 228	2412	msedge.exe	87
PID 2412 wrote to memory of 228	2412	msedge.exe	87
PID 2412 wrote to memory of 228	2412	msedge.exe	87
PID 2412 wrote to memory of 228	2412	msedge.exe	87
PID 2412 wrote to memory of 228	2412	msedge.exe	87
PID 2412 wrote to memory of 228	2412	msedge.exe	87
PID 2412 wrote to memory of 228	2412	msedge.exe	87
PID 2412 wrote to memory of 228	2412	msedge.exe	87
PID 2412 wrote to memory of 228	2412	msedge.exe	87
PID 2412 wrote to memory of 228	2412	msedge.exe	87
PID 2412 wrote to memory of 228	2412	msedge.exe	87
PID 2412 wrote to memory of 228	2412	msedge.exe	87
PID 2412 wrote to memory of 228	2412	msedge.exe	87
PID 2412 wrote to memory of 228	2412	msedge.exe	87
PID 2412 wrote to memory of 228	2412	msedge.exe	87

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://exire.lol/exire/bootstrapper.jar
1⤵
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2412
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffd3a0e46f8,0x7ffd3a0e4708,0x7ffd3a0e4718
  2⤵
  PID:3076
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2020,7539360304075472544,11245236830397881681,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1864 /prefetch:2
  2⤵
  PID:2968
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2020,7539360304075472544,11245236830397881681,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2628 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4712
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2020,7539360304075472544,11245236830397881681,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2824 /prefetch:8
  2⤵
  PID:228
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2020,7539360304075472544,11245236830397881681,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3348 /prefetch:1
  2⤵
  PID:4724
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2020,7539360304075472544,11245236830397881681,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3360 /prefetch:1
  2⤵
  PID:116
- C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2020,7539360304075472544,11245236830397881681,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5392 /prefetch:8
  2⤵
  PID:2560
- C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2020,7539360304075472544,11245236830397881681,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5392 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4992
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2020,7539360304075472544,11245236830397881681,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5472 /prefetch:1
  2⤵
  PID:1228
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2020,7539360304075472544,11245236830397881681,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5504 /prefetch:1
  2⤵
  PID:4944
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_collections.mojom.CollectionsDataManager --field-trial-handle=2020,7539360304075472544,11245236830397881681,131072 --lang=en-US --service-sandbox-type=collections --mojo-platform-channel-handle=4772 /prefetch:8
  2⤵
  PID:3428
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2020,7539360304075472544,11245236830397881681,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3396 /prefetch:1
  2⤵
  PID:2604
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2020,7539360304075472544,11245236830397881681,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5996 /prefetch:1
  2⤵
  PID:5116
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2020,7539360304075472544,11245236830397881681,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6016 /prefetch:1
  2⤵
  PID:1760
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2020,7539360304075472544,11245236830397881681,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1996 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2004

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:412

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:780

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

C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

Filesize
152B

MD5
9ffb5f81e8eccd0963c46cbfea1abc20

SHA1
a02a610afd3543de215565bc488a4343bb5c1a59

SHA256
3a654b499247e59e34040f3b192a0069e8f3904e2398cbed90e86d981378e8bc

SHA512
2d21e18ef3f800e6e43b8cf03639d04510433c04215923f5a96432a8aa361fdda282cd444210150d9dbf8f028825d5bc8a451fd53bd3e0c9528eeb80d6e86597

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

Filesize
152B

MD5
e1b45169ebca0dceadb0f45697799d62

SHA1
803604277318898e6f5c6fb92270ca83b5609cd5

SHA256
4c0224fb7cc26ccf74f5be586f18401db57cce935c767a446659b828a7b5ee60

SHA512
357965b8d5cfaf773dbd9b371d7e308d1c86a6c428e542adbfe6bac34a7d2061d0a2f59e84e5b42768930e9b109e9e9f2a87e95cf26b3a69cbff05654ee42b4e

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State

Filesize
177B

MD5
a6626e16d18bcc953d32417908d780ba

SHA1
bd23bb62d9b39f1558fd54fb8f580f27f34b5cda

SHA256
abb89a15193b0995372076f7368b2b3d677005707a753f099a645d06dfcd7c14

SHA512
ed628cce57284095fa8260f3649a3026aa09ab3d17c4c440729699e6fa52722b2d422d6af88a80f1be882e7c4daaaefe27b880d4aa4670214995d2665d47ba45

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

Filesize
6KB

MD5
91c37b34924717179ef55376d1afd96d

SHA1
a4086e1d394900f4c2fa8deb310b199abf67e2c9

SHA256
59b8b2371762bec63fdd2ace242a8e21b027ffc75e76cd297950cf4156aa8e97

SHA512
4ee33b06f290f5f440b66882aae688cf7399e900aa1ed7abaa5d133d9e4b09b30a60230db582a15a118aad8b80816b625b0a555d2654599a7756abaa315b734f

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

Filesize
6KB

MD5
6a5b7b18f202ad5247d1c0d8b73aaaf5

SHA1
f9a59838c3e4047a24d894ff7c19541b723c6956

SHA256
27a154d34168edcd1d0b29ce9bcb562111011476a4753f7b2fe71fcdb72f17f3

SHA512
1f7a25cd06d9100e3a5e40e324bfcad6cc51cf04456ce7ade6955140da5b8303b5db65640014b6fae9ebf4181105697fb2897c4428016808816292fa4a4cad13

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

Filesize
16B

MD5
6752a1d65b201c13b62ea44016eb221f

SHA1
58ecf154d01a62233ed7fb494ace3c3d4ffce08b

SHA256
0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

SHA512
9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

Filesize
11KB

MD5
65ff8dbc243c0a5ecb49ee63312f60f7

SHA1
f7af0f68c4d0ff365cfa27701a9f05a2092eaae1

SHA256
aefcc289ca2a04e1b96f2436eb7715cea1a6b2e8c3a84cc5245756ca2bd1994e

SHA512
bf3ba51b204de8f03d8f18f92d1b925cccbe47fd7bb0625f7058bca010b3c006bf8714bd0aadfc056dee95a55b75798a88d57f857530107810c4455666d5a8f2

Download Submit