socks5systemz | ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd

General

Target

ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.exe
Size

5.7MB
MD5

8ae3ef0a5f771c06f8ac32eebda7b1c3
SHA1

a764284317beeadc5b316bdb08e999ca594d8cb3
SHA256

ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd
SHA512

6e98f90c9bb90d3b3a68cc44826972f51fddcdfc39107141ee1829122d0828b3505995e59d7434b77cd7c918b119fa64c16c80af7bd228d97cf007afbb5491e9
SSDEEP

98304:mRqzKB0/RheeDbbPq1AU8Kn1kP7pJ1EG8oSOhujyWukuQ6x1ocKVBbyBM3RuVAk+:Ve8RjfPq1jtna/PSOhR9kubx1odDbkML

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

dldvqrf.info

http://dldvqrf.info/search/?q=67e28dd8685af379125bfd4e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa49e8889b5e4fa9281ae978f271ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ff717c0ee959c3b

http://dldvqrf.info/search/?q=67e28dd8685af379125bfd4e7c27d78406abdd88be4b12eab517aa5c96bd86ee908549825a8bbc896c58e713bc90c91c36b5281fc235a925ed3e51d6bd974a95129070b616e96cc92be510b866db52bee348ee4c2b14a82966836f23d7f210c7ee9d9c3bcc6f9016

Signatures

Detect Socks5Systemz Payload 1 IoCs

resource	yara_rule
behavioral2/memory/2212-91-0x0000000000A80000-0x0000000000B22000-memory.dmp	family_socks5systemz

Socks5Systemz
Socks5Systemz is a botnet written in C++.
botnet socks5systemz

Executes dropped EXE 3 IoCs

pid	Process
2056	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp
220	lampungsoundstage32.exe
2212	lampungsoundstage32.exe

Loads dropped DLL 3 IoCs

pid	Process
2056	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp
2056	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp
2056	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp

Unexpected DNS network traffic destination 1 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

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

pid	Process
2056	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3988 wrote to memory of 2056	3988	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.exe	73
PID 3988 wrote to memory of 2056	3988	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.exe	73
PID 3988 wrote to memory of 2056	3988	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.exe	73
PID 2056 wrote to memory of 220	2056	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp	74
PID 2056 wrote to memory of 220	2056	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp	74
PID 2056 wrote to memory of 220	2056	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp	74
PID 2056 wrote to memory of 2212	2056	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp	75
PID 2056 wrote to memory of 2212	2056	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp	75
PID 2056 wrote to memory of 2212	2056	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp	75

C:\Users\Admin\AppData\Local\Temp\ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.exe
"C:\Users\Admin\AppData\Local\Temp\ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3988
- C:\Users\Admin\AppData\Local\Temp\is-RV6OQ.tmp\ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-RV6OQ.tmp\ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp" /SL5="$8011C,5747547,54272,C:\Users\Admin\AppData\Local\Temp\ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2056
- - C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
    "C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe" -i
    3⤵
    - Executes dropped EXE
    PID:220
- - C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
    "C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe" -s
    3⤵
    - Executes dropped EXE
    PID:2212

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe

Filesize
3.6MB

MD5
041c48598e9436765e26cd5de126365d

SHA1
f996640079d3504c4213a3da45be5ad426f0ad6d

SHA256
18bcda06545d22c3c376ba76bad93939f51236bbcc21c19bc9814d36a07c436f

SHA512
a1895f1729b976f04ecfa1e85f3b24f2035ca0ab2bcca3e1d1cc50e09adb2fa6f91125db8669a2f58984ae51eac59fd391a2fa0b21c842badcca8acaa6232066

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-RV6OQ.tmp\ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp

Filesize
680KB

MD5
7a27a6b2c6d4e3cf7f7046032f6ca620

SHA1
4b9e5af4bbea5d1d5760c5ceb3ef4f71bdb9fb19

SHA256
d44cb08a6d7e9c723d71932028ea8d43bccbecf37ec01654b76c4299bdeef35a

SHA512
b2b700d952f8dca39bc7d2831363d96090f42aab30b627b7b0709a730ef19e9314bac963e3d7257680a925c4e7f0e355d030eb39e58f489e9c79f61079fa5279

Download Submit
\Users\Admin\AppData\Local\Temp\is-72JBL.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-72JBL.tmp\_isetup\_isdecmp.dll

Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
memory/220-65-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/220-66-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/220-70-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/2056-74-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2056-78-0x00007FFB4E7E0000-0x00007FFB4E9BB000-memory.dmp

Filesize
1.9MB

Download
memory/2056-19-0x00007FFB4E7E0000-0x00007FFB4E9BB000-memory.dmp

Filesize
1.9MB

Download
memory/2212-85-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/2212-117-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/2212-75-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/2212-137-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/2212-79-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/2212-82-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/2212-132-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/2212-88-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/2212-91-0x0000000000A80000-0x0000000000B22000-memory.dmp

Filesize
648KB

Download
memory/2212-93-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/2212-98-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/2212-101-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/2212-104-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/2212-107-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/2212-110-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/2212-113-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/2212-129-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/2212-120-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/2212-123-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/2212-126-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/3988-73-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3988-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3988-2-0x00007FFB4E7E0000-0x00007FFB4E9BB000-memory.dmp

Filesize
1.9MB

Download

Analysis

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