hxxp://58[.]55[.]71[.]13[.]in-addr[.]arpa

General

Target

http://58.55.71.13.in-addr.arpa

Score

1^/10

Malware Config

Signatures

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

msedge.exe

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 7 IoCs

Processes:

msedge.exemsedge.exeidentity_helper.exe

pid process

3260 msedge.exe
3260 msedge.exe
2688 msedge.exe
2688 msedge.exe
2688 msedge.exe
4380 identity_helper.exe
4380 identity_helper.exe
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

Processes:

msedge.exe

pid process

2688 msedge.exe
2688 msedge.exe
2688 msedge.exe
2688 msedge.exe
2688 msedge.exe
2688 msedge.exe

pid	process
3260	msedge.exe
3260	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
4380	identity_helper.exe
4380	identity_helper.exe

Suspicious use of FindShellTrayWindow 25 IoCs

Processes:

msedge.exe

pid	process
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

Processes:

msedge.exe

pid	process
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe
2688	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

msedge.exe

description	pid	process	target process
PID 2688 wrote to memory of 4044	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 4044	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3980	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3260	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3260	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3124	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3124	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3124	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3124	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3124	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3124	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3124	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3124	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3124	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3124	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3124	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3124	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3124	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3124	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3124	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3124	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3124	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3124	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3124	2688	msedge.exe	msedge.exe
PID 2688 wrote to memory of 3124	2688	msedge.exe	msedge.exe

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://58.55.71.13.in-addr.arpa
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:2688

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,0x100,0x104,0xd8,0x108,0x7ffa682d46f8,0x7ffa682d4708,0x7ffa682d4718
2⤵
PID:4044

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2080,9448908516628337358,17371166826386412829,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2092 /prefetch:2
2⤵
PID:3980

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=2080,9448908516628337358,17371166826386412829,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2132 /prefetch:3
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:3260

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=2080,9448908516628337358,17371166826386412829,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2844 /prefetch:8
2⤵
PID:3124

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2080,9448908516628337358,17371166826386412829,131072 --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=3164 /prefetch:1
2⤵
PID:3320

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2080,9448908516628337358,17371166826386412829,131072 --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=3172 /prefetch:1
2⤵
PID:2004

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2080,9448908516628337358,17371166826386412829,131072 --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=4144 /prefetch:1
2⤵
PID:2376

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2080,9448908516628337358,17371166826386412829,131072 --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=4984 /prefetch:1
2⤵
PID:432

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=2080,9448908516628337358,17371166826386412829,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5332 /prefetch:8
2⤵
PID:364

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=2080,9448908516628337358,17371166826386412829,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5332 /prefetch:8
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:4380

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2080,9448908516628337358,17371166826386412829,131072 --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=4124 /prefetch:1
2⤵
PID:5408

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2080,9448908516628337358,17371166826386412829,131072 --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=4904 /prefetch:1
2⤵
PID:1984

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3224

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4372

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
152B

MD5
537815e7cc5c694912ac0308147852e4

SHA1
2ccdd9d9dc637db5462fe8119c0df261146c363c

SHA256
b4b69d099507d88abdeff4835e06cc6711e1c47464c963d013cef0a278e52d4f

SHA512
63969a69af057235dbdecddc483ef5ce0058673179a3580c5aa12938c9501513cdb72dd703a06fa7d4fc08d074f17528283338c795334398497c771ecbd1350a

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

Filesize
152B

MD5
8b167567021ccb1a9fdf073fa9112ef0

SHA1
3baf293fbfaa7c1e7cdacb5f2975737f4ef69898

SHA256
26764cedf35f118b55f30b3a36e0693f9f38290a5b2b6b8b83a00e990ae18513

SHA512
726098001ef1acf1dd154a658752fa27dea32bca8fbb66395c142cb666102e71632adbad1b7e2f717071cd3e3af3867471932a71707f2ae97b989f4be468ab54

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\c9044edc-1fd8-4ffc-ae6d-835c3860ac50.tmp

Filesize
5KB

MD5
982efcf3669909b127c1c4145820be4b

SHA1
b21d44a0100aba9b9b3ce1668f2fb49c46bbbfe6

SHA256
33ce94241e7bda5a7aad4d95b6a0965f4afea7870a91a925cb6717d3e516c0bf

SHA512
02401e6fb6f812de0e15d10f6d89f64384b9c1f3b72a40b78ec66a8b8cf7b45918afce326a93a0e8b7ddd46389e83cd774c7736f746b75b5d7e450e5afe4fe34

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_2688_URBZUJBTZKDRBPUP

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads