socks5systemz | 07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2

General

Target

07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.exe
Size

4.5MB
MD5

717eff8aa4240b2b6c292fd308891bcd
SHA1

e6588943cf87b612a957f000e763658d3f223d89
SHA256

07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2
SHA512

c89ea072fa16ca09cf5643104c052bd2fa5ee5b3ba55f17ea9c99e2ac1672062c56eaab3fff7f3542ba6dda36ee48d290d76f6e68e23c7765d12cb8cc6720a05
SSDEEP

98304:mHS9cm8j9pCXSNMA5e3Dm2MdPyBkLbmRxXo5O/pBRX8u:4rzCCNMAn2MdPMkLmo5qPFJ

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

ezrogxn.ua

http://ezrogxn.ua/search/?q=67e28dd83a5da32a155afd1b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a271ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ff717c0e7919c3d

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/4632-85-0x0000000000850000-0x00000000008F2000-memory.dmp	family_socks5systemz

Socks5Systemz
Socks5Systemz is a botnet written in C++.
botnet socks5systemz
Executes dropped EXE 3 IoCs

Processes:

07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmpmediaplayerrptuning.exemediaplayerrptuning.exe

pid process

4972 07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp
4108 mediaplayerrptuning.exe
4632 mediaplayerrptuning.exe
Loads dropped DLL 1 IoCs

Processes:

07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp

pid process

4972 07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp
Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.

Processes:

description ioc

Destination IP 141.98.234.31
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp

pid process

4972 07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp

pid	process
4972	07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp
4108	mediaplayerrptuning.exe
4632	mediaplayerrptuning.exe

pid	process
4972	07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp

description	ioc
Destination IP	141.98.234.31

pid	process
4972	07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.exe07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp

description	pid	process	target process
PID 3968 wrote to memory of 4972	3968	07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.exe	07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp
PID 3968 wrote to memory of 4972	3968	07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.exe	07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp
PID 3968 wrote to memory of 4972	3968	07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.exe	07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp
PID 4972 wrote to memory of 4108	4972	07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp	mediaplayerrptuning.exe
PID 4972 wrote to memory of 4108	4972	07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp	mediaplayerrptuning.exe
PID 4972 wrote to memory of 4108	4972	07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp	mediaplayerrptuning.exe
PID 4972 wrote to memory of 4632	4972	07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp	mediaplayerrptuning.exe
PID 4972 wrote to memory of 4632	4972	07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp	mediaplayerrptuning.exe
PID 4972 wrote to memory of 4632	4972	07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp	mediaplayerrptuning.exe

C:\Users\Admin\AppData\Local\Temp\07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.exe
"C:\Users\Admin\AppData\Local\Temp\07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3968

C:\Users\Admin\AppData\Local\Temp\is-19GMC.tmp\07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp
"C:\Users\Admin\AppData\Local\Temp\is-19GMC.tmp\07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp" /SL5="$A0118,4492147,54272,C:\Users\Admin\AppData\Local\Temp\07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4972

C:\Users\Admin\AppData\Local\Media Player RPTuning\mediaplayerrptuning.exe
"C:\Users\Admin\AppData\Local\Media Player RPTuning\mediaplayerrptuning.exe" -i
3⤵
- Executes dropped EXE
PID:4108

C:\Users\Admin\AppData\Local\Media Player RPTuning\mediaplayerrptuning.exe
"C:\Users\Admin\AppData\Local\Media Player RPTuning\mediaplayerrptuning.exe" -s
3⤵
- Executes dropped EXE
PID:4632

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4072 --field-trial-handle=1928,i,13242902252791919845,10377620236057253993,262144 --variations-seed-version /prefetch:8
1⤵
PID:4992

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Media Player RPTuning\mediaplayerrptuning.exe
Filesize
2.5MB

MD5
76cc572f0d986aff40f2434e42d4daf0

SHA1
ca92de5c12280f5028de6d820658dba96eda171d

SHA256
b6bfaae8b0da713b61febfa0e7bf4e970c24d9587815ff5459566939fe7f31dc

SHA512
06b1a86ae52fcdc25de34a26646d477fffe30558e4775c3771c18cb93504daa639b585036caa6aa7d2896c904d449ca4b627f1916aabcda84fb50d9aac007ed9

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-19GMC.tmp\07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp
Filesize
680KB

MD5
39e1191b303bd79ba64ab21ceca630f0

SHA1
2df0c7a0160c0112bc04d2fe3accb360af33a208

SHA256
6245ecd6d0ec4c5ea091be6f734185f645886c1d8af5fe4b0c0df0661b4ce361

SHA512
6664eb5b77a29641454f3f76cc99c8484f91be29e92127fd37239ccb3bbaa27f6769d7f49301f925b699dd042d199974ed68968fba6c8bd18b0a23031ea08d8a

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-JP0RD.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
memory/3968-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/3968-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3968-17-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4108-65-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/4108-60-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/4108-62-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/4108-63-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/4632-71-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/4632-85-0x0000000000850000-0x00000000008F2000-memory.dmp

Filesize
648KB

Download
memory/4632-111-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/4632-74-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/4632-77-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/4632-80-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/4632-83-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/4632-108-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/4632-88-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/4632-93-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/4632-96-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/4632-99-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/4632-102-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/4632-105-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/4972-68-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4972-7-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download

Analysis

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