socks5systemz | 4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98

General

Target

4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.exe
Size

5.7MB
MD5

63bce6990ff60c71596fa5758c1232f4
SHA1

986f797c4f413cd0a99d18dcd61216917d3060a0
SHA256

4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98
SHA512

cb389141bfc36f2dbf10b11fc42cd73a42bb133fbdfc934733b1b34eb61397910e9753f3160294b7b573005bbc4e68383594aea75b7de718e036e97de84023ac
SSDEEP

98304:m/GekTRjXQLXVCr/ERrtjFsNDBJL7fQNaqgMOuih1HABQFkpafAC3NkXW:KGdXQLXVsGtj+lLLQHcoK8afVEW

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

ddxpbaw.info

http://ddxpbaw.info/search/?q=67e28dd83954f07a4008f8497c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ae8889b5e4fa9281ae978ff71ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ff714c8e991923c

http://ddxpbaw.info/search/?q=67e28dd83954f07a4008f8497c27d78406abdd88be4b12eab517aa5c96bd86ef97844d825a8bbc896c58e713bc90c91f36b5281fc235a925ed3e5cd6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee9d9f33cb6b9e11

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1188-95-0x0000000000970000-0x0000000000A12000-memory.dmp	family_socks5systemz
behavioral1/memory/1188-119-0x0000000000970000-0x0000000000A12000-memory.dmp	family_socks5systemz
behavioral1/memory/1188-118-0x0000000000970000-0x0000000000A12000-memory.dmp	family_socks5systemz

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

Processes:

4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.tmplampungsoundstage32.exelampungsoundstage32.exe

pid process

4112 4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.tmp
1620 lampungsoundstage32.exe
1188 lampungsoundstage32.exe

Loads dropped DLL 3 IoCs

Processes:

4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.tmp

pid	process
4112	4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.tmp
4112	4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.tmp
4112	4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.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:

4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.tmp

pid process

4112 4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.tmp

description	ioc
Destination IP	152.89.198.214

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.exe4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.tmp

description	pid	process	target process
PID 4140 wrote to memory of 4112	4140	4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.exe	4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.tmp
PID 4140 wrote to memory of 4112	4140	4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.exe	4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.tmp
PID 4140 wrote to memory of 4112	4140	4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.exe	4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.tmp
PID 4112 wrote to memory of 1620	4112	4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.tmp	lampungsoundstage32.exe
PID 4112 wrote to memory of 1620	4112	4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.tmp	lampungsoundstage32.exe
PID 4112 wrote to memory of 1620	4112	4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.tmp	lampungsoundstage32.exe
PID 4112 wrote to memory of 1188	4112	4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.tmp	lampungsoundstage32.exe
PID 4112 wrote to memory of 1188	4112	4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.tmp	lampungsoundstage32.exe
PID 4112 wrote to memory of 1188	4112	4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.tmp	lampungsoundstage32.exe

C:\Users\Admin\AppData\Local\Temp\4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.exe
"C:\Users\Admin\AppData\Local\Temp\4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4140

C:\Users\Admin\AppData\Local\Temp\is-CL0CH.tmp\4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.tmp
"C:\Users\Admin\AppData\Local\Temp\is-CL0CH.tmp\4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.tmp" /SL5="$501D0,5738721,54272,C:\Users\Admin\AppData\Local\Temp\4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4112

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe" -i
3⤵
- Executes dropped EXE
PID:1620

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe" -s
3⤵
- Executes dropped EXE
PID:1188

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
fbe195ea02fda3b9777fb9bd04f93edb

SHA1
e54ab562dd756b75f03c09baf0c411443b79e041

SHA256
198a4073e33854fca2fb7cbbbd0400ca36ca5c198c324342fe2daf71011b510b

SHA512
6fafbbef84f219ab99a2093bd607843c832c4215c89784aa4e276c44d7f240c3919a77ef9933bb5d36ce2d69137762d0f48e573ba79bb5592779d0ec3bbf103f

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-8DSJG.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-8DSJG.tmp\_isetup\_isdecmp.dll
Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-CL0CH.tmp\4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.tmp
Filesize
680KB

MD5
7a27a6b2c6d4e3cf7f7046032f6ca620

SHA1
4b9e5af4bbea5d1d5760c5ceb3ef4f71bdb9fb19

SHA256
d44cb08a6d7e9c723d71932028ea8d43bccbecf37ec01654b76c4299bdeef35a

SHA512
b2b700d952f8dca39bc7d2831363d96090f42aab30b627b7b0709a730ef19e9314bac963e3d7257680a925c4e7f0e355d030eb39e58f489e9c79f61079fa5279

Download Submit
memory/1188-105-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/1188-88-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/1188-126-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/1188-123-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/1188-118-0x0000000000970000-0x0000000000A12000-memory.dmp

Filesize
648KB

Download
memory/1188-119-0x0000000000970000-0x0000000000A12000-memory.dmp

Filesize
648KB

Download
memory/1188-117-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/1188-73-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/1188-75-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/1188-114-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/1188-111-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/1188-78-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/1188-82-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/1188-81-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/1188-85-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/1188-108-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/1188-91-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/1188-96-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/1188-95-0x0000000000970000-0x0000000000A12000-memory.dmp

Filesize
648KB

Download
memory/1188-102-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/1620-71-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/1620-69-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/1620-66-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/1620-65-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4112-12-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4112-77-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4140-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4140-76-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4140-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download

pid	process
4112	4c477c5a81c264c68f3744e2f110560f585a99783b4570b4d3e8945af70c2f98.tmp
1620	lampungsoundstage32.exe
1188	lampungsoundstage32.exe

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads