socks5systemz | 04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf

General

Target

04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.exe
Size

5.9MB
MD5

0600fe000862c4f318a806498f0a9599
SHA1

c153720b3af003112d489c96376058241a2cb76d
SHA256

04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf
SHA512

18b6dff6dce0e0e0cc5d6214ca6d4c005ffc29e37eb37770ca67c2c86625c45db5d15a799e85f89bc217322cad6d3a7dd6eff8a4b006730b0747e9c137b1dd03
SSDEEP

98304:mPUqgG0JxABuSb4s8jxNnn8wln+IDrvcKG6kMwHHQMtdH2ZO:MUc0JxABFc8wllrvcKG6k7w0dUO

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

bvcyiqi.com

iirodef.info

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2540-94-0x00000000026E0000-0x0000000002782000-memory.dmp	family_socks5systemz

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

Processes:

04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmplampungsoundstage32.exelampungsoundstage32.exe

pid process

1976 04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp
1148 lampungsoundstage32.exe
2540 lampungsoundstage32.exe

pid	process
1976	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp
1148	lampungsoundstage32.exe
2540	lampungsoundstage32.exe

Loads dropped DLL 6 IoCs

Processes:

04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.exe04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp

pid	process
2580	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.exe
1976	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp
1976	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp
1976	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp
1976	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp
1976	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp

Unexpected DNS network traffic destination 13 IoCs

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

Processes:

description	ioc
Destination IP	45.155.250.90
Destination IP	81.31.197.38
Destination IP	152.89.198.214
Destination IP	45.155.250.90
Destination IP	91.211.247.248
Destination IP	141.98.234.31
Destination IP	45.155.250.90
Destination IP	152.89.198.214
Destination IP	152.89.198.214
Destination IP	141.98.234.31
Destination IP	152.89.198.214
Destination IP	91.211.247.248
Destination IP	81.31.197.38

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:

04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp

pid process

1976 04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp

pid	process
1976	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.exe04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp

description	pid	process	target process
PID 2580 wrote to memory of 1976	2580	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.exe	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp
PID 2580 wrote to memory of 1976	2580	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.exe	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp
PID 2580 wrote to memory of 1976	2580	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.exe	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp
PID 2580 wrote to memory of 1976	2580	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.exe	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp
PID 2580 wrote to memory of 1976	2580	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.exe	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp
PID 2580 wrote to memory of 1976	2580	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.exe	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp
PID 2580 wrote to memory of 1976	2580	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.exe	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp
PID 1976 wrote to memory of 1148	1976	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp	lampungsoundstage32.exe
PID 1976 wrote to memory of 1148	1976	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp	lampungsoundstage32.exe
PID 1976 wrote to memory of 1148	1976	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp	lampungsoundstage32.exe
PID 1976 wrote to memory of 1148	1976	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp	lampungsoundstage32.exe
PID 1976 wrote to memory of 2540	1976	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp	lampungsoundstage32.exe
PID 1976 wrote to memory of 2540	1976	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp	lampungsoundstage32.exe
PID 1976 wrote to memory of 2540	1976	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp	lampungsoundstage32.exe
PID 1976 wrote to memory of 2540	1976	04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp	lampungsoundstage32.exe

C:\Users\Admin\AppData\Local\Temp\04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.exe
"C:\Users\Admin\AppData\Local\Temp\04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2580

C:\Users\Admin\AppData\Local\Temp\is-1IQ4O.tmp\04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp
"C:\Users\Admin\AppData\Local\Temp\is-1IQ4O.tmp\04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp" /SL5="$30146,5932108,54272,C:\Users\Admin\AppData\Local\Temp\04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1976

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe" -i
3⤵
- Executes dropped EXE
PID:1148

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe" -s
3⤵
- Executes dropped EXE
PID:2540

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

\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
Filesize
3.8MB

MD5
63ac4ed1f5639cb054c9c05e9a9fc5cb

SHA1
ea4ba06ce307d854939390686e69c8097b81dcf7

SHA256
34f591dbe475ec595dcafd1d93b8336316e1fedb89ade3a63b6150e5a2e7e14d

SHA512
df4e0d75fb2e141574f64531280d76e949ce92a8ab7e67f163cda19028dcd89cb1e7decfb38ba510435fbda640f0718fd352dee80e8ce86c2b7b35e14bfb2c05

Download Submit
\Users\Admin\AppData\Local\Temp\is-1IQ4O.tmp\04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp
Filesize
680KB

MD5
7a27a6b2c6d4e3cf7f7046032f6ca620

SHA1
4b9e5af4bbea5d1d5760c5ceb3ef4f71bdb9fb19

SHA256
d44cb08a6d7e9c723d71932028ea8d43bccbecf37ec01654b76c4299bdeef35a

SHA512
b2b700d952f8dca39bc7d2831363d96090f42aab30b627b7b0709a730ef19e9314bac963e3d7257680a925c4e7f0e355d030eb39e58f489e9c79f61079fa5279

Download Submit
\Users\Admin\AppData\Local\Temp\is-90GMK.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-90GMK.tmp\_isetup\_isdecmp.dll
Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
\Users\Admin\AppData\Local\Temp\is-90GMK.tmp\_isetup\_shfoldr.dll
Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/1148-68-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/1148-69-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/1148-72-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/1976-76-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1976-78-0x0000000003C00000-0x0000000003FC8000-memory.dmp

Filesize
3.8MB

Download
memory/1976-16-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1976-67-0x0000000003C00000-0x0000000003FC8000-memory.dmp

Filesize
3.8MB

Download
memory/2540-81-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2540-103-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2540-77-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2540-136-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2540-133-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2540-84-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2540-87-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2540-90-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2540-93-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2540-94-0x00000000026E0000-0x0000000002782000-memory.dmp

Filesize
648KB

Download
memory/2540-100-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2540-130-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2540-106-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2540-109-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2540-112-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2540-115-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2540-118-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2540-121-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2540-124-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2540-127-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2580-75-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2580-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2580-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads