socks5systemz | 28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97

General

Target

28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.exe
Size

5.7MB
MD5

c56d2a3cf289cc83786bc50cdc83f2f7
SHA1

afa3b4870fa1a3bd5d9ebeaa0c7093fd2a633d92
SHA256

28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97
SHA512

f5f01b0d3abbe690f473c3f45b895d14cd1ac971ffe471585ce627fbc58df13b2221bcf60da1222481a4fc603d76fef7a95d352c7f02bbb8d632a74db2fbec10
SSDEEP

98304:muxysi0/aGIejUy1iul+21Dsjq3v05yRVS6NKMYFaNuQvM2bF96Pp:dxyiIjuhN0Mv0n6byasQvNT6Pp

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

ebifngd.ua

http://ebifngd.ua/search/?q=67e28dd86d5ff028450dff177c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978f571ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ff718c2ec949233

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4836-89-0x0000000000A30000-0x0000000000AD2000-memory.dmp	family_socks5systemz

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

Processes:

28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.tmplampungsoundstage32.exelampungsoundstage32.exe

pid process

192 28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.tmp
4148 lampungsoundstage32.exe
4836 lampungsoundstage32.exe

Loads dropped DLL 3 IoCs

Processes:

28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.tmp

pid	process
192	28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.tmp
192	28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.tmp
192	28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.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 152.89.198.214
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:

28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.tmp

pid process

192 28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.tmp

description	ioc
Destination IP	152.89.198.214

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.exe28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.tmp

description	pid	process	target process
PID 1104 wrote to memory of 192	1104	28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.exe	28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.tmp
PID 1104 wrote to memory of 192	1104	28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.exe	28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.tmp
PID 1104 wrote to memory of 192	1104	28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.exe	28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.tmp
PID 192 wrote to memory of 4148	192	28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.tmp	lampungsoundstage32.exe
PID 192 wrote to memory of 4148	192	28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.tmp	lampungsoundstage32.exe
PID 192 wrote to memory of 4148	192	28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.tmp	lampungsoundstage32.exe
PID 192 wrote to memory of 4836	192	28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.tmp	lampungsoundstage32.exe
PID 192 wrote to memory of 4836	192	28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.tmp	lampungsoundstage32.exe
PID 192 wrote to memory of 4836	192	28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.tmp	lampungsoundstage32.exe

C:\Users\Admin\AppData\Local\Temp\28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.exe
"C:\Users\Admin\AppData\Local\Temp\28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1104

C:\Users\Admin\AppData\Local\Temp\is-FSCNQ.tmp\28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.tmp
"C:\Users\Admin\AppData\Local\Temp\is-FSCNQ.tmp\28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.tmp" /SL5="$901DC,5704594,54272,C:\Users\Admin\AppData\Local\Temp\28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:192

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe" -i
3⤵
- Executes dropped EXE
PID:4148

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe" -s
3⤵
- Executes dropped EXE
PID:4836

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

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Downloads

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
Filesize
3.6MB

MD5
c522fbc049476e634965a53763237f88

SHA1
36ce54309e980c14e59a702c445be13658b24e6f

SHA256
16581c4ea26321c1bbd190cb6c5d480efa2aee9e5b19d16cf56ca5e6323f8fc0

SHA512
bcaf723a3826253ca54b2155c5cb587c3d64a34e73c6ffeb91a11a8642809ebc3dc92f0c18b1aaf5378a493025705dc781ecb3249cfc8ea469eaa8673f528d01

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-FSCNQ.tmp\28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.tmp
Filesize
680KB

MD5
7a27a6b2c6d4e3cf7f7046032f6ca620

SHA1
4b9e5af4bbea5d1d5760c5ceb3ef4f71bdb9fb19

SHA256
d44cb08a6d7e9c723d71932028ea8d43bccbecf37ec01654b76c4299bdeef35a

SHA512
b2b700d952f8dca39bc7d2831363d96090f42aab30b627b7b0709a730ef19e9314bac963e3d7257680a925c4e7f0e355d030eb39e58f489e9c79f61079fa5279

Download Submit
\Users\Admin\AppData\Local\Temp\is-DD0V7.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-DD0V7.tmp\_isetup\_isdecmp.dll
Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
memory/192-75-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/192-19-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1104-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/1104-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1104-74-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4148-65-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4148-66-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4148-70-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4836-85-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4836-107-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4836-79-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4836-82-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4836-73-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4836-88-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4836-89-0x0000000000A30000-0x0000000000AD2000-memory.dmp

Filesize
648KB

Download
memory/4836-93-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4836-98-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4836-101-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4836-104-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4836-76-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4836-110-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4836-113-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4836-116-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4836-119-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4836-122-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4836-125-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4836-128-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4836-131-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4836-135-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download

pid	process
192	28a46fd83d8ced1f725029f0e6d87617bf71129a1c1b5d46bb40eb8899fc3a97.tmp
4148	lampungsoundstage32.exe
4836	lampungsoundstage32.exe

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads