latentbot | hxxp://microsoftessential[.]zapto[.]org

Analysis

max time kernel
4s
max time network
5s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
17-08-2024 17:44

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General

Target

http://microsoftessential.zapto.org

Score

10^/10

latentbot discovery trojan

Malware Config

Extracted

Family

latentbot

microsoftessential.zapto.org

Signatures

LatentBot
Modular trojan written in Delphi which has been in-the-wild since 2013.
trojan latentbot
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

Processes:

msedge.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	msedge.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	msedge.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

msedge.exemsedge.exeidentity_helper.exe

pid	Process
2080	msedge.exe
2080	msedge.exe
4872	msedge.exe
4872	msedge.exe
2428	identity_helper.exe
2428	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

Processes:

msedge.exe

pid	Process
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

Processes:

msedge.exe

pid	Process
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

Processes:

msedge.exe

pid	Process
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe
4872	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

msedge.exe

description	pid	Process	procid_target
PID 4872 wrote to memory of 2164	4872	msedge.exe	84
PID 4872 wrote to memory of 2164	4872	msedge.exe	84
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 1448	4872	msedge.exe	85
PID 4872 wrote to memory of 2080	4872	msedge.exe	86
PID 4872 wrote to memory of 2080	4872	msedge.exe	86
PID 4872 wrote to memory of 1188	4872	msedge.exe	87
PID 4872 wrote to memory of 1188	4872	msedge.exe	87
PID 4872 wrote to memory of 1188	4872	msedge.exe	87
PID 4872 wrote to memory of 1188	4872	msedge.exe	87
PID 4872 wrote to memory of 1188	4872	msedge.exe	87
PID 4872 wrote to memory of 1188	4872	msedge.exe	87
PID 4872 wrote to memory of 1188	4872	msedge.exe	87
PID 4872 wrote to memory of 1188	4872	msedge.exe	87
PID 4872 wrote to memory of 1188	4872	msedge.exe	87
PID 4872 wrote to memory of 1188	4872	msedge.exe	87
PID 4872 wrote to memory of 1188	4872	msedge.exe	87
PID 4872 wrote to memory of 1188	4872	msedge.exe	87
PID 4872 wrote to memory of 1188	4872	msedge.exe	87
PID 4872 wrote to memory of 1188	4872	msedge.exe	87
PID 4872 wrote to memory of 1188	4872	msedge.exe	87
PID 4872 wrote to memory of 1188	4872	msedge.exe	87
PID 4872 wrote to memory of 1188	4872	msedge.exe	87
PID 4872 wrote to memory of 1188	4872	msedge.exe	87
PID 4872 wrote to memory of 1188	4872	msedge.exe	87
PID 4872 wrote to memory of 1188	4872	msedge.exe	87

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://microsoftessential.zapto.org
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:4872
- 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,0x100,0x104,0xd8,0x108,0x7ff8cd7946f8,0x7ff8cd794708,0x7ff8cd794718
  2⤵
  PID:2164
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2148,68228474072331554,17778712118259033643,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2160 /prefetch:2
  2⤵
  PID:1448
- 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=2148,68228474072331554,17778712118259033643,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2232 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2080
- 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=2148,68228474072331554,17778712118259033643,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2920 /prefetch:8
  2⤵
  PID:1188
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,68228474072331554,17778712118259033643,131072 --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=3244 /prefetch:1
  2⤵
  PID:5064
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,68228474072331554,17778712118259033643,131072 --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=3252 /prefetch:1
  2⤵
  PID:2036
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,68228474072331554,17778712118259033643,131072 --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=3912 /prefetch:1
  2⤵
  PID:2288
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,68228474072331554,17778712118259033643,131072 --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=5004 /prefetch:1
  2⤵
  PID:2936
- 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=2148,68228474072331554,17778712118259033643,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5380 /prefetch:8
  2⤵
  PID:2656
- 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=2148,68228474072331554,17778712118259033643,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5380 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2428
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,68228474072331554,17778712118259033643,131072 --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=4348 /prefetch:1
  2⤵
  PID:688
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,68228474072331554,17778712118259033643,131072 --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=4100 /prefetch:1
  2⤵
  PID:4040

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1868

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3220

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
eeaa8087eba2f63f31e599f6a7b46ef4

SHA1
f639519deee0766a39cfe258d2ac48e3a9d5ac03

SHA256
50fe80c9435f601c30517d10f6a8a0ca6ff8ca2add7584df377371b5a5dbe2d9

SHA512
eaabfad92c84f422267615c55a863af12823c5e791bdcb30cabe17f72025e07df7383cf6cf0f08e28aa18a31c2aac5985cf5281a403e22fbcc1fb5e61c49fc3c

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

Filesize
152B

MD5
b9569e123772ae290f9bac07e0d31748

SHA1
5806ed9b301d4178a959b26d7b7ccf2c0abc6741

SHA256
20ab88e23fb88186b82047cd0d6dc3cfa23422e4fd2b8f3c8437546a2a842c2b

SHA512
cfad8ce716ac815b37e8cc0e30141bfb3ca7f0d4ef101289bddcf6ed3c579bc34d369f2ec2f2dab98707843015633988eb97f1e911728031dd897750b8587795

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

Filesize
5KB

MD5
fc77cc1ce2dcab01ed11bcced13ad6cf

SHA1
dd5f82781df9f4dd82b29745f0e4b27f63e3e0a0

SHA256
f0471a2a2665cb010d6b5b1258565144eb9ecc02f169bf20a7ab9e41c85e0e67

SHA512
7dfc95fa4a826a8e430a6120e8c3f08cca5737c7f9d6a7ca4cfc8597464a2715c370d5150d4f461f2e01b80a92b8adf4d790b89ffd5097fa7a135f69b120a979

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
\??\pipe\LOCAL\crashpad_4872_INGTBAJIZDUJVDPW

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit