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

aainwie.ru

http://aainwie.ru/search/?q=67e28dd8690ba728400aae4c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978f271ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ff718c2ed929d3c

http://aainwie.ru/search/?q=67e28dd8690ba728400aae4c7c27d78406abdd88be4b12eab517aa5c96bd86ef918e4e845a8bbc896c58e713bc90c91936b5281fc235a925ed3e51d6bd974a95129070b616e96cc92be510b866db52bee348ee4c2b14a82966836f23d7f210c7ee9d9339cf689111

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1204-84-0x00000000009A0000-0x0000000000A42000-memory.dmp	family_socks5systemz
behavioral2/memory/1204-108-0x00000000009A0000-0x0000000000A42000-memory.dmp	family_socks5systemz
behavioral2/memory/1204-107-0x00000000009A0000-0x0000000000A42000-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

1600 07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp
1800 mediaplayerrptuning.exe
1204 mediaplayerrptuning.exe
Loads dropped DLL 1 IoCs

Processes:

07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp

pid process

1600 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

1600 07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp

pid	process
1600	07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp
1800	mediaplayerrptuning.exe
1204	mediaplayerrptuning.exe

pid	process
1600	07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp

description	ioc
Destination IP	141.98.234.31

pid	process
1600	07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.exe07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp

description	pid	process	target process
PID 4296 wrote to memory of 1600	4296	07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.exe	07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp
PID 4296 wrote to memory of 1600	4296	07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.exe	07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp
PID 4296 wrote to memory of 1600	4296	07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.exe	07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp
PID 1600 wrote to memory of 1800	1600	07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp	mediaplayerrptuning.exe
PID 1600 wrote to memory of 1800	1600	07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp	mediaplayerrptuning.exe
PID 1600 wrote to memory of 1800	1600	07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp	mediaplayerrptuning.exe
PID 1600 wrote to memory of 1204	1600	07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp	mediaplayerrptuning.exe
PID 1600 wrote to memory of 1204	1600	07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp	mediaplayerrptuning.exe
PID 1600 wrote to memory of 1204	1600	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:4296

C:\Users\Admin\AppData\Local\Temp\is-MG5UH.tmp\07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp
"C:\Users\Admin\AppData\Local\Temp\is-MG5UH.tmp\07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp" /SL5="$501EA,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:1600

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:1800

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:1204

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-MG5UH.tmp\07c964041d145a223a9b5e4494ff19ac41bf65701ec81be2cd7251c153da65b2.tmp
Filesize
680KB

MD5
39e1191b303bd79ba64ab21ceca630f0

SHA1
2df0c7a0160c0112bc04d2fe3accb360af33a208

SHA256
6245ecd6d0ec4c5ea091be6f734185f645886c1d8af5fe4b0c0df0661b4ce361

SHA512
6664eb5b77a29641454f3f76cc99c8484f91be29e92127fd37239ccb3bbaa27f6769d7f49301f925b699dd042d199974ed68968fba6c8bd18b0a23031ea08d8a

Download Submit
\Users\Admin\AppData\Local\Temp\is-U42GH.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
memory/1204-106-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/1204-75-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/1204-88-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/1204-84-0x00000000009A0000-0x0000000000A42000-memory.dmp

Filesize
648KB

Download
memory/1204-124-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/1204-121-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/1204-65-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/1204-118-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/1204-115-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/1204-69-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/1204-72-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/1204-108-0x00000000009A0000-0x0000000000A42000-memory.dmp

Filesize
648KB

Download
memory/1204-78-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/1204-81-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/1204-127-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/1204-112-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/1204-91-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/1204-94-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/1204-97-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/1204-100-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/1204-103-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/1204-107-0x00000000009A0000-0x0000000000A42000-memory.dmp

Filesize
648KB

Download
memory/1600-68-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1600-13-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1800-63-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/1800-61-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/1800-59-0x0000000000400000-0x0000000000684000-memory.dmp

Filesize
2.5MB

Download
memory/4296-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4296-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/4296-67-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing