fe674821399a38a4d4f14d6902b66cce677c2c66fb3cd542944d6600dbd14efd

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
31-12-2023 13:15

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General

Target

378fdab2f8bc37f1b762116925e9b5f1.exe
Size

13KB
MD5

378fdab2f8bc37f1b762116925e9b5f1
SHA1

903e0830443567e68805a82e8f1250cd14e931e9
SHA256

fe674821399a38a4d4f14d6902b66cce677c2c66fb3cd542944d6600dbd14efd
SHA512

c9df43e8e3203e7d4e4090f957de19bf43ccf38bd17808a974ee1017e809793208995b70f507f2f1f96a2790dd8fe6313b9173d6bfa1822bef02ff589915a240
SSDEEP

192:yS4gbgkAN4SJj+bfrJsUwv7E6a5tMeu7Br9ZCspE+TMIr3/bjOg+vtwJr741:yS4uI44aJ+7NaYeLeME/bjw

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3824-0-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3824-1-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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
3136	msedge.exe
3136	msedge.exe
1676	msedge.exe
1676	msedge.exe
2992	identity_helper.exe
2992	identity_helper.exe
4932	msedge.exe
4932	msedge.exe
4932	msedge.exe
4932	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe
1676	msedge.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3824	378fdab2f8bc37f1b762116925e9b5f1.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3824 wrote to memory of 1676	3824	378fdab2f8bc37f1b762116925e9b5f1.exe	92
PID 3824 wrote to memory of 1676	3824	378fdab2f8bc37f1b762116925e9b5f1.exe	92
PID 1676 wrote to memory of 2096	1676	msedge.exe	90
PID 1676 wrote to memory of 2096	1676	msedge.exe	90
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3104	1676	msedge.exe	98
PID 1676 wrote to memory of 3136	1676	msedge.exe	94
PID 1676 wrote to memory of 3136	1676	msedge.exe	94
PID 1676 wrote to memory of 932	1676	msedge.exe	93
PID 1676 wrote to memory of 932	1676	msedge.exe	93
PID 1676 wrote to memory of 932	1676	msedge.exe	93
PID 1676 wrote to memory of 932	1676	msedge.exe	93
PID 1676 wrote to memory of 932	1676	msedge.exe	93
PID 1676 wrote to memory of 932	1676	msedge.exe	93
PID 1676 wrote to memory of 932	1676	msedge.exe	93
PID 1676 wrote to memory of 932	1676	msedge.exe	93
PID 1676 wrote to memory of 932	1676	msedge.exe	93
PID 1676 wrote to memory of 932	1676	msedge.exe	93
PID 1676 wrote to memory of 932	1676	msedge.exe	93
PID 1676 wrote to memory of 932	1676	msedge.exe	93
PID 1676 wrote to memory of 932	1676	msedge.exe	93
PID 1676 wrote to memory of 932	1676	msedge.exe	93
PID 1676 wrote to memory of 932	1676	msedge.exe	93
PID 1676 wrote to memory of 932	1676	msedge.exe	93
PID 1676 wrote to memory of 932	1676	msedge.exe	93
PID 1676 wrote to memory of 932	1676	msedge.exe	93

C:\Users\Admin\AppData\Local\Temp\378fdab2f8bc37f1b762116925e9b5f1.exe
"C:\Users\Admin\AppData\Local\Temp\378fdab2f8bc37f1b762116925e9b5f1.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3824
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://ads.eorezo.com/cgi-bin/advert/getads?did=43
  2⤵
  - Enumerates system info in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:1676
- - 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=2060,16118765075293106618,11032817319710078206,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2788 /prefetch:8
    3⤵
    PID:932
- - 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=2060,16118765075293106618,11032817319710078206,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2160 /prefetch:3
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:3136
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,16118765075293106618,11032817319710078206,131072 --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=3344 /prefetch:1
    3⤵
    PID:864
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,16118765075293106618,11032817319710078206,131072 --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=3324 /prefetch:1
    3⤵
    PID:4472
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2060,16118765075293106618,11032817319710078206,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2076 /prefetch:2
    3⤵
    PID:3104
- - 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=2060,16118765075293106618,11032817319710078206,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5172 /prefetch:8
    3⤵
    PID:3792
- - 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=2060,16118765075293106618,11032817319710078206,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5172 /prefetch:8
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:2992
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,16118765075293106618,11032817319710078206,131072 --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=5256 /prefetch:1
    3⤵
    PID:2768
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,16118765075293106618,11032817319710078206,131072 --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=5240 /prefetch:1
    3⤵
    PID:2052
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,16118765075293106618,11032817319710078206,131072 --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=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5704 /prefetch:1
    3⤵
    PID:4800
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,16118765075293106618,11032817319710078206,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3324 /prefetch:1
    3⤵
    PID:2472
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2060,16118765075293106618,11032817319710078206,131072 --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=3780 /prefetch:2
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:4932

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,0x100,0x104,0xd8,0x108,0x7ffad5de46f8,0x7ffad5de4708,0x7ffad5de4718
1⤵
PID:2096

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3276

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4504

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
3e71d66ce903fcba6050e4b99b624fa7

SHA1
139d274762405b422eab698da8cc85f405922de5

SHA256
53b34e24e3fbb6a7f473192fc4dec2ae668974494f5636f0359b6ca27d7c65e3

SHA512
17e2f1400000dd6c54c8dc067b31bcb0a3111e44a9d2c5c779f484a51ada92d88f5b6e6847270faae8ff881117b7ceaaf8dfe9df427cbb8d9449ceacd0480388

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

Filesize
5KB

MD5
8a7ea6e84c0b85f0f32626f1f507c291

SHA1
be4b9083a77f1e722a8b37faaebda763ccceaac0

SHA256
5be01ab61b78460e184eeb0ca0490786170a18b68676545dbd44fc6376a6fe6c

SHA512
bc2f13cb69d1b3e415e616be889aa755d0ba62458f306f159fe3bc96959ceed5a32dec19de7ba1f262054a0fae8d54557c2e880cecb85f4e087ef2f1fc65f1b1

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

Filesize
5KB

MD5
57b65310f63aa90fa88ffe9bad1312d2

SHA1
3bd35060587e538f39f9ac76981ed5c27b3f04e3

SHA256
6f8cadd749047ac632db9ac811f279dc24ddefe9c38850963dcd3a36224d0993

SHA512
c458da106adae4b322d62515894c3db439524901cd2648cddc55acde41ff7441ffabd8e936f1a71805e9ef51ec05a9b84351b7cb83f8035528711e4cd50199ee

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

Filesize
24KB

MD5
1b1b142e24215f033793d1311e24f6e6

SHA1
74e23cffbf03f3f0c430e6f4481e740c55a48587

SHA256
3dca3ec65d1f4109c6b66a1a47b2477afaf8d15306a523f297283da0eccbe8b1

SHA512
a569385710e3a0dc0d6366476c457927a847a2b2298c839e423c485f7dcce2468a58d20133f6dc81913056fb579957e67f63cf1e20b910d61816210447cd1f1f

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
a64fc14b97a12f11aab6c27390675dea

SHA1
edde250f2417dc8ad98f0395e87ed2a86d33cd39

SHA256
a3b927c464aa8e979ee876c3d772542c8248b7535f1c2e4d7848690614dc88e1

SHA512
0e0aadd4c59440ee3f36e263ce7803e593d808f6c41177c9d776be3ca1d2a6e598572c9226191b1a43d21158189a48beb1b345c891c76d3b9365552abb6bf3c7

Download Submit
memory/3824-0-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3824-1-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download