hxxps://postlmg[.]cc/ZWbbPXDG

Analysis

max time kernel
20s
max time network
15s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
08/09/2024, 23:57

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General

Target

https://postlmg.cc/ZWbbPXDG

Score

3^/10

discovery

Malware Config

Signatures

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

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

NTFS ADS 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\Downloads\2018-BMW-M550i-x-Drive-032.jpg:Zone.Identifier	msedge.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
3620	msedge.exe
3620	msedge.exe
1716	msedge.exe
1716	msedge.exe
4712	msedge.exe
4712	msedge.exe
5044	identity_helper.exe
5044	identity_helper.exe
2748	msedge.exe
2748	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

pid	Process
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe

Suspicious use of FindShellTrayWindow 33 IoCs

pid	Process
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe

Suspicious use of SendNotifyMessage 12 IoCs

pid	Process
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe
1716	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1716 wrote to memory of 2488	1716	msedge.exe	78
PID 1716 wrote to memory of 2488	1716	msedge.exe	78
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 2144	1716	msedge.exe	79
PID 1716 wrote to memory of 3620	1716	msedge.exe	80
PID 1716 wrote to memory of 3620	1716	msedge.exe	80
PID 1716 wrote to memory of 4400	1716	msedge.exe	81
PID 1716 wrote to memory of 4400	1716	msedge.exe	81
PID 1716 wrote to memory of 4400	1716	msedge.exe	81
PID 1716 wrote to memory of 4400	1716	msedge.exe	81
PID 1716 wrote to memory of 4400	1716	msedge.exe	81
PID 1716 wrote to memory of 4400	1716	msedge.exe	81
PID 1716 wrote to memory of 4400	1716	msedge.exe	81
PID 1716 wrote to memory of 4400	1716	msedge.exe	81
PID 1716 wrote to memory of 4400	1716	msedge.exe	81
PID 1716 wrote to memory of 4400	1716	msedge.exe	81
PID 1716 wrote to memory of 4400	1716	msedge.exe	81
PID 1716 wrote to memory of 4400	1716	msedge.exe	81
PID 1716 wrote to memory of 4400	1716	msedge.exe	81
PID 1716 wrote to memory of 4400	1716	msedge.exe	81
PID 1716 wrote to memory of 4400	1716	msedge.exe	81
PID 1716 wrote to memory of 4400	1716	msedge.exe	81
PID 1716 wrote to memory of 4400	1716	msedge.exe	81
PID 1716 wrote to memory of 4400	1716	msedge.exe	81
PID 1716 wrote to memory of 4400	1716	msedge.exe	81
PID 1716 wrote to memory of 4400	1716	msedge.exe	81

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://postlmg.cc/ZWbbPXDG
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:1716
- 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=90.0.4430.212 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=90.0.818.66 --initial-client-data=0x100,0x104,0x108,0x48,0x10c,0x7ffaf8733cb8,0x7ffaf8733cc8,0x7ffaf8733cd8
  2⤵
  PID:2488
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1900,1666133681378369607,5273935834874940880,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1932 /prefetch:2
  2⤵
  PID:2144
- 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=1900,1666133681378369607,5273935834874940880,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2428 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3620
- 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=1900,1666133681378369607,5273935834874940880,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2668 /prefetch:8
  2⤵
  PID:4400
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1900,1666133681378369607,5273935834874940880,131072 --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=3288 /prefetch:1
  2⤵
  PID:3816
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1900,1666133681378369607,5273935834874940880,131072 --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=3292 /prefetch:1
  2⤵
  PID:3644
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1900,1666133681378369607,5273935834874940880,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3964 /prefetch:1
  2⤵
  PID:1456
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1900,1666133681378369607,5273935834874940880,131072 --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=5476 /prefetch:1
  2⤵
  PID:3792
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1900,1666133681378369607,5273935834874940880,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5932 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4712
- C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=1900,1666133681378369607,5273935834874940880,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6052 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:5044
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1900,1666133681378369607,5273935834874940880,131072 --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=5568 /prefetch:1
  2⤵
  PID:3812
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --field-trial-handle=1900,1666133681378369607,5273935834874940880,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5772 /prefetch:8
  2⤵
  - NTFS ADS
  - Suspicious behavior: EnumeratesProcesses
  PID:2748
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1900,1666133681378369607,5273935834874940880,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6216 /prefetch:1
  2⤵
  PID:3892
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1900,1666133681378369607,5273935834874940880,131072 --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=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4332 /prefetch:1
  2⤵
  PID:4940

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1212

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:112

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Browser Information Discovery

T1217

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
9af507866fb23dace6259791c377531f

SHA1
5a5914fc48341ac112bfcd71b946fc0b2619f933

SHA256
5fb3ec65ce1e6f47694e56a07c63e3b8af9876d80387a71f1917deae690d069f

SHA512
c58c963ecd2c53f0c427f91dc41d9b2a9b766f2e04d7dae5236cb3c769d1f048e4a342ea75e4a690f3a207baa1d3add672160c1f317abfe703fd1d2216b1baf7

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

Filesize
152B

MD5
b0177afa818e013394b36a04cb111278

SHA1
dbc5c47e7a7df24259d67edf5fbbfa1b1fae3fe5

SHA256
ffc2c53bfd37576b435309c750a5b81580a076c83019d34172f6635ff20c2a9d

SHA512
d3b9e3a0a99f191edcf33f3658abd3c88afbb12d7b14d3b421b72b74d551b64d2a13d07db94c90b85606198ee6c9e52072e1017f8c8c6144c03acf509793a9db

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

Filesize
111B

MD5
285252a2f6327d41eab203dc2f402c67

SHA1
acedb7ba5fbc3ce914a8bf386a6f72ca7baa33c6

SHA256
5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026

SHA512
11ce7cb484fee66894e63c31db0d6b7ef66ad0327d4e7e2eb85f3bcc2e836a3a522c68d681e84542e471e54f765e091efe1ee4065641b0299b15613eb32dcc0d

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

Filesize
5KB

MD5
7f31a47ad5367d2ed9eeea187f53beec

SHA1
977063424d57620275f9890e7c703fd8ab3804de

SHA256
4459ea35cf2c58e327e6fbadc08aad4efa55c57bebb0c9b92340b32bddc29ace

SHA512
fe93da4e42265a50c3c5bff955777bdcc28ec4bbf06195d9f8adea656e9418d0620e626e207fe29061094b0c8ef88bff6cedfb95e95a7fe09d78a6a31f1e41f1

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

Filesize
6KB

MD5
3d605fab71f600b8885dd224f6b9d4ab

SHA1
666f5cfdf37e8fcc215b0382101ec8a8bf47a752

SHA256
c2039e09cd0d30fb1e5fb8586cda37ed93cc9546e050a3b6cb01ac899bcaae9c

SHA512
8586fc19c394a76dbe9645d37bbcbace994c8ed3b84ebad3ecaa2b9591a7944eb417e01e4e797b4f242c578f30c4b389523bb6c881f3d2fcb2191c7e3145911f

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

Filesize
16B

MD5
46295cac801e5d4857d09837238a6394

SHA1
44e0fa1b517dbf802b18faf0785eeea6ac51594b

SHA256
0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

SHA512
8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

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

Filesize
16B

MD5
206702161f94c5cd39fadd03f4014d98

SHA1
bd8bfc144fb5326d21bd1531523d9fb50e1b600a

SHA256
1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167

SHA512
0af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145

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

Filesize
10KB

MD5
377bfaa8e2e0877b72c28c2663e66cc2

SHA1
5bb82efa80832f393cd01913d00129dc3d91751a

SHA256
67145ba86733d5cc506e4dcc2df9bf80c69308665831dd82665a8da2e8c7fd99

SHA512
3b612d67f3f6cdeca343987789a0f1d36471299ba7c34557949cd1fdc37f491d0391859e9c7f3ee538ffeba314ecea64b984ac436860128bab596f29f51a74fb

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

Filesize
10KB

MD5
3bf3df5d5ebe4740a188b0573e89ce65

SHA1
eeacfc7f72049bf2b483d2d5be9a1d8b83ec73c6

SHA256
bf5f6b31523ea981cc6972cd2dd7392fb3316e1dd102f26cf57d358e3f3da6de

SHA512
758b4cd5af6e8f43302b981da480384ecd24130c0f1a3b214c85b5aecb09df432434a12670422df7217f897c9eff229109da4974d7e46a9a2f9913c15139a1f7

Download Submit
C:\Users\Admin\Downloads\2018-BMW-M550i-x-Drive-032.jpg

Filesize
736KB

MD5
0fc9ed6fdba559cbc91d58354115d9de

SHA1
9c298562289b36bec0e2e08030638fa534b33765

SHA256
9d028c1eaa65fbfd3afd6c5e159decc65e8573a896d86a42ca9b229eb100fbee

SHA512
cb19c501c2cb8045643f7cb505996e787f1840759aed75ae7f77c9d1c07465da3cf923d1583721fbfd36f27864983b366028e294a708a697b9d76f2ea68d74fd

Download Submit
C:\Users\Admin\Downloads\2018-BMW-M550i-x-Drive-032.jpg:Zone.Identifier

Filesize
134B

MD5
b772ae54f485a4037679939a5f6ff783

SHA1
dbc0dc355a1248a0bf089d0d256149d91809e404

SHA256
3bc516ff504eeb9d7423f140d7cdfe9a88ba55b2795c2dc90f5ad78f36cb9a71

SHA512
d4a6a49a8239520d1ed13dbc6519fba12b478e54beca05446b4d2a4f15294504e6a7f08bbe486e90414f3beffaaadb0e850ff72b98a07781661e656a99069ca5

Download Submit