socks5systemz | 31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a

General

Target

31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.exe
Size

3.5MB
MD5

343b03a50b62d23ff665c5510a7fc51a
SHA1

d2b6ef17da6dfdb4c18532eb8ee964dbb62439f1
SHA256

31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a
SHA512

3e66065a3ba259f395287625d3cd4361cbd8f358712b295b82aeae1d15e63a410c1ca35aac6c651bd23550fa6ce3d11ce254d7331f46f42493f64178e0566521
SSDEEP

98304:NvqYg+EtkS2Bv40ScoPjyXRAAwLiAjQGQ0v/HD:4ZptkDBmPjuAAwLjRvHj

Score

10^/10

socks5systemz botnet discovery

Malware Config

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2784-80-0x0000000002B10000-0x0000000002BB2000-memory.dmp	family_socks5systemz
behavioral1/memory/2784-108-0x0000000002B10000-0x0000000002BB2000-memory.dmp	family_socks5systemz
behavioral1/memory/2784-109-0x0000000002B10000-0x0000000002BB2000-memory.dmp	family_socks5systemz

Socks5Systemz
Socks5Systemz is a botnet written in C++.
botnet socks5systemz
Socks5systemz family
socks5systemz

Executes dropped EXE 2 IoCs

Processes:

31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.tmpxlgear32.exe

pid	Process
2132	31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.tmp
2784	xlgear32.exe

Loads dropped DLL 6 IoCs

Processes:

31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.exe31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.tmpxlgear32.exe

pid	Process
1796	31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.exe
2132	31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.tmp
2132	31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.tmp
2132	31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.tmp
2132	31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.tmp
2784	xlgear32.exe

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

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

net1.exe31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.exe31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.tmpnet.exexlgear32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	xlgear32.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.tmp

pid	Process
2132	31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.tmp
2132	31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.tmp

pid	Process
2132	31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.tmp

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.exe31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.tmpnet.exe

description	pid	Process	procid_target
PID 1796 wrote to memory of 2132	1796	31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.exe	30
PID 1796 wrote to memory of 2132	1796	31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.exe	30
PID 1796 wrote to memory of 2132	1796	31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.exe	30
PID 1796 wrote to memory of 2132	1796	31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.exe	30
PID 1796 wrote to memory of 2132	1796	31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.exe	30
PID 1796 wrote to memory of 2132	1796	31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.exe	30
PID 1796 wrote to memory of 2132	1796	31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.exe	30
PID 2132 wrote to memory of 2164	2132	31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.tmp	31
PID 2132 wrote to memory of 2164	2132	31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.tmp	31
PID 2132 wrote to memory of 2164	2132	31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.tmp	31
PID 2132 wrote to memory of 2164	2132	31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.tmp	31
PID 2132 wrote to memory of 2784	2132	31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.tmp	33
PID 2132 wrote to memory of 2784	2132	31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.tmp	33
PID 2132 wrote to memory of 2784	2132	31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.tmp	33
PID 2132 wrote to memory of 2784	2132	31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.tmp	33
PID 2164 wrote to memory of 2896	2164	net.exe	34
PID 2164 wrote to memory of 2896	2164	net.exe	34
PID 2164 wrote to memory of 2896	2164	net.exe	34
PID 2164 wrote to memory of 2896	2164	net.exe	34

C:\Users\Admin\AppData\Local\Temp\31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.exe
"C:\Users\Admin\AppData\Local\Temp\31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1796
- C:\Users\Admin\AppData\Local\Temp\is-F7TQF.tmp\31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-F7TQF.tmp\31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.tmp" /SL5="$40016,3460012,54272,C:\Users\Admin\AppData\Local\Temp\31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2132
- - C:\Windows\SysWOW64\net.exe
    "C:\Windows\system32\net.exe" pause xl_gear_11293
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2164
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 pause xl_gear_11293
      4⤵
      System Location Discovery: System Language Discovery
      PID:2896
- - C:\Users\Admin\AppData\Local\XLGear 3.1.3.157\xlgear32.exe
    "C:\Users\Admin\AppData\Local\XLGear 3.1.3.157\xlgear32.exe" -i
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:2784

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 Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\XLGear 3.1.3.157\sqlite3.dll

Filesize
630KB

MD5
e477a96c8f2b18d6b5c27bde49c990bf

SHA1
e980c9bf41330d1e5bd04556db4646a0210f7409

SHA256
16574f51785b0e2fc29c2c61477eb47bb39f714829999511dc8952b43ab17660

SHA512
335a86268e7c0e568b1c30981ec644e6cd332e66f96d2551b58a82515316693c1859d87b4f4b7310cf1ac386cee671580fdd999c3bcb23acf2c2282c01c8798c

Download Submit
\Users\Admin\AppData\Local\Temp\is-BSM1L.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-BSM1L.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-F7TQF.tmp\31e5d7877e57e80f784b7c5af3f7f79475cff4691a09528170332abdefcd225a.tmp

Filesize
687KB

MD5
a8922e8c7d964c642ccf4657d152df41

SHA1
22a743273cf19e41e7c64e42fad0e2aefb2239bb

SHA256
de26b04e5ac4cc74edb4d241a920657ab098da6f713b255a8cece8aec24bf28e

SHA512
0af6c3af80c65cced35a7cc5ba6e7519cfc600bc580b27d6093362cdb05e032f6bcdcda993692e18949fc2e6dae44cd19d1695a144ebc3087bf0fbd8f37888c2

Download Submit
\Users\Admin\AppData\Local\XLGear 3.1.3.157\xlgear32.exe

Filesize
3.4MB

MD5
9407f1875ec0d9e6379fec407bd2a8cb

SHA1
aa284d3c7b59b4838e5d8bf2ebdbc38f4a75fb96

SHA256
fe8fcfe3477a0140e44530ddb46894d71ba8302886e50d9d8ead358930ac7046

SHA512
611e841c026c065c98f328d89500d7d809752927e51de6306158a27d13d866b06532e35054da0bd0be3fe572a1a50617a84f6e448b49b86fb3c6afca5f3c3622

Download Submit
memory/1796-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/1796-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1796-55-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2132-54-0x0000000005450000-0x00000000057B3000-memory.dmp

Filesize
3.4MB

Download
memory/2132-10-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2132-44-0x0000000005450000-0x00000000057B3000-memory.dmp

Filesize
3.4MB

Download
memory/2132-53-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2784-58-0x0000000060900000-0x0000000060992000-memory.dmp

Filesize
584KB

Download
memory/2784-86-0x0000000000400000-0x0000000000763000-memory.dmp

Filesize
3.4MB

Download
memory/2784-49-0x0000000000400000-0x0000000000763000-memory.dmp

Filesize
3.4MB

Download
memory/2784-59-0x0000000000400000-0x0000000000763000-memory.dmp

Filesize
3.4MB

Download
memory/2784-47-0x0000000000400000-0x0000000000763000-memory.dmp

Filesize
3.4MB

Download
memory/2784-62-0x0000000000400000-0x0000000000763000-memory.dmp

Filesize
3.4MB

Download
memory/2784-66-0x0000000000400000-0x0000000000763000-memory.dmp

Filesize
3.4MB

Download
memory/2784-70-0x0000000000400000-0x0000000000763000-memory.dmp

Filesize
3.4MB

Download
memory/2784-74-0x0000000000400000-0x0000000000763000-memory.dmp

Filesize
3.4MB

Download
memory/2784-78-0x0000000000400000-0x0000000000763000-memory.dmp

Filesize
3.4MB

Download
memory/2784-80-0x0000000002B10000-0x0000000002BB2000-memory.dmp

Filesize
648KB

Download
memory/2784-57-0x0000000000400000-0x0000000000763000-memory.dmp

Filesize
3.4MB

Download
memory/2784-90-0x0000000000400000-0x0000000000763000-memory.dmp

Filesize
3.4MB

Download
memory/2784-94-0x0000000000400000-0x0000000000763000-memory.dmp

Filesize
3.4MB

Download
memory/2784-98-0x0000000000400000-0x0000000000763000-memory.dmp

Filesize
3.4MB

Download
memory/2784-102-0x0000000000400000-0x0000000000763000-memory.dmp

Filesize
3.4MB

Download
memory/2784-106-0x0000000000400000-0x0000000000763000-memory.dmp

Filesize
3.4MB

Download
memory/2784-108-0x0000000002B10000-0x0000000002BB2000-memory.dmp

Filesize
648KB

Download
memory/2784-109-0x0000000002B10000-0x0000000002BB2000-memory.dmp

Filesize
648KB

Download
memory/2784-113-0x0000000000400000-0x0000000000763000-memory.dmp

Filesize
3.4MB

Download
memory/2784-117-0x0000000000400000-0x0000000000763000-memory.dmp

Filesize
3.4MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads