socks5systemz | c1c8f9ca0e9a2ba562edb5f34b7035473421faa58499a84e6baac92cd5527406

General

Target

c1c8f9ca0e9a2ba562edb5f34b7035473421faa58499a84e6baac92cd5527406.exe
Size

5.3MB
MD5

89e60bfedc086c13b8e66982aa411b33
SHA1

c9b88cdef2eee10c8e0f82704967e5e1ffcdd083
SHA256

c1c8f9ca0e9a2ba562edb5f34b7035473421faa58499a84e6baac92cd5527406
SHA512

3ea384fe17297af5c7118e97e7513519a13d74b1c92ec0b50c337c804dc2776f6d0ebd41f69695759c271cbd399a35a009ca26e46cd51e10312468fc5b7c64ef
SSDEEP

98304:ebd+SssSvHoV1UPgTZHF4PFpODSdbmGl4s8cB2sxTRUebYeQ+uLREE02:6+HIV1HTFcb4SRmGSsyh1wEWE02

Score

10^/10

Malware Config

Signatures

Detect Socks5Systemz Payload 1 IoCs

resource	yara_rule
behavioral1/memory/576-143-0x0000000002960000-0x0000000002A02000-memory.dmp	family_socks5systemz

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

Executes dropped EXE 2 IoCs

pid	Process
2348	c1c8f9ca0e9a2ba562edb5f34b7035473421faa58499a84e6baac92cd5527406.tmp
576	syncplayer32_64.exe

Loads dropped DLL 5 IoCs

pid	Process
3068	c1c8f9ca0e9a2ba562edb5f34b7035473421faa58499a84e6baac92cd5527406.exe
2348	c1c8f9ca0e9a2ba562edb5f34b7035473421faa58499a84e6baac92cd5527406.tmp
2348	c1c8f9ca0e9a2ba562edb5f34b7035473421faa58499a84e6baac92cd5527406.tmp
2348	c1c8f9ca0e9a2ba562edb5f34b7035473421faa58499a84e6baac92cd5527406.tmp
2348	c1c8f9ca0e9a2ba562edb5f34b7035473421faa58499a84e6baac92cd5527406.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

System Location Discovery: System Language Discovery 1 TTPs 3 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c1c8f9ca0e9a2ba562edb5f34b7035473421faa58499a84e6baac92cd5527406.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	syncplayer32_64.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c1c8f9ca0e9a2ba562edb5f34b7035473421faa58499a84e6baac92cd5527406.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3068 wrote to memory of 2348	3068	c1c8f9ca0e9a2ba562edb5f34b7035473421faa58499a84e6baac92cd5527406.exe	30
PID 3068 wrote to memory of 2348	3068	c1c8f9ca0e9a2ba562edb5f34b7035473421faa58499a84e6baac92cd5527406.exe	30
PID 3068 wrote to memory of 2348	3068	c1c8f9ca0e9a2ba562edb5f34b7035473421faa58499a84e6baac92cd5527406.exe	30
PID 3068 wrote to memory of 2348	3068	c1c8f9ca0e9a2ba562edb5f34b7035473421faa58499a84e6baac92cd5527406.exe	30
PID 3068 wrote to memory of 2348	3068	c1c8f9ca0e9a2ba562edb5f34b7035473421faa58499a84e6baac92cd5527406.exe	30
PID 3068 wrote to memory of 2348	3068	c1c8f9ca0e9a2ba562edb5f34b7035473421faa58499a84e6baac92cd5527406.exe	30
PID 3068 wrote to memory of 2348	3068	c1c8f9ca0e9a2ba562edb5f34b7035473421faa58499a84e6baac92cd5527406.exe	30
PID 2348 wrote to memory of 576	2348	c1c8f9ca0e9a2ba562edb5f34b7035473421faa58499a84e6baac92cd5527406.tmp	31
PID 2348 wrote to memory of 576	2348	c1c8f9ca0e9a2ba562edb5f34b7035473421faa58499a84e6baac92cd5527406.tmp	31
PID 2348 wrote to memory of 576	2348	c1c8f9ca0e9a2ba562edb5f34b7035473421faa58499a84e6baac92cd5527406.tmp	31
PID 2348 wrote to memory of 576	2348	c1c8f9ca0e9a2ba562edb5f34b7035473421faa58499a84e6baac92cd5527406.tmp	31

C:\Users\Admin\AppData\Local\Temp\c1c8f9ca0e9a2ba562edb5f34b7035473421faa58499a84e6baac92cd5527406.exe
"C:\Users\Admin\AppData\Local\Temp\c1c8f9ca0e9a2ba562edb5f34b7035473421faa58499a84e6baac92cd5527406.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3068
- C:\Users\Admin\AppData\Local\Temp\is-485AP.tmp\c1c8f9ca0e9a2ba562edb5f34b7035473421faa58499a84e6baac92cd5527406.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-485AP.tmp\c1c8f9ca0e9a2ba562edb5f34b7035473421faa58499a84e6baac92cd5527406.tmp" /SL5="$500F8,5363949,54272,C:\Users\Admin\AppData\Local\Temp\c1c8f9ca0e9a2ba562edb5f34b7035473421faa58499a84e6baac92cd5527406.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2348
- - C:\Users\Admin\AppData\Local\SyncPlayer 5.1.2\syncplayer32_64.exe
    "C:\Users\Admin\AppData\Local\SyncPlayer 5.1.2\syncplayer32_64.exe" -i
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:576

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

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

\Users\Admin\AppData\Local\SyncPlayer 5.1.2\syncplayer32_64.exe

Filesize
2.4MB

MD5
378e208aff7aecb01db6bce550700f38

SHA1
06c0df97b051cf51aff7ff6a550217fc5e65557b

SHA256
a02288cf14aa75566bb714a6b690d5bcb5df77c80ab3e1e7efa4b4a3a357349f

SHA512
67e39fa856aeff4b848265f09ffd0f86342d15a3b830d8511ed2900c8ba7116f07033aa9de61e6a0a56b6e9fbcc31d860c9c9bbac11e3b150672c639b54d98d0

Download Submit
\Users\Admin\AppData\Local\Temp\is-485AP.tmp\c1c8f9ca0e9a2ba562edb5f34b7035473421faa58499a84e6baac92cd5527406.tmp

Filesize
683KB

MD5
5beb1afc154671b731ace9f407b8a68a

SHA1
f2fc06476db0468b19f0d117417b22296a13b38f

SHA256
c60c1ac00601c7ada49c11b69e09e295c8fa84c5aaf43c339c052dec95f05357

SHA512
747cf5423e52268ff588974a4743bdab39147b369fa886019020f0cefb733e89800f43cc2ad381089642fa63b233eed30a1520352b280951ff1eb381f3d2939b

Download Submit
\Users\Admin\AppData\Local\Temp\is-DM4D5.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-DM4D5.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/576-133-0x0000000000400000-0x000000000067C000-memory.dmp

Filesize
2.5MB

Download
memory/576-130-0x0000000000400000-0x000000000067C000-memory.dmp

Filesize
2.5MB

Download
memory/576-172-0x0000000000400000-0x000000000067C000-memory.dmp

Filesize
2.5MB

Download
memory/576-120-0x0000000000400000-0x000000000067C000-memory.dmp

Filesize
2.5MB

Download
memory/576-169-0x0000000000400000-0x000000000067C000-memory.dmp

Filesize
2.5MB

Download
memory/576-121-0x0000000000400000-0x000000000067C000-memory.dmp

Filesize
2.5MB

Download
memory/576-165-0x0000000000400000-0x000000000067C000-memory.dmp

Filesize
2.5MB

Download
memory/576-162-0x0000000000400000-0x000000000067C000-memory.dmp

Filesize
2.5MB

Download
memory/576-127-0x0000000000400000-0x000000000067C000-memory.dmp

Filesize
2.5MB

Download
memory/576-153-0x0000000000400000-0x000000000067C000-memory.dmp

Filesize
2.5MB

Download
memory/576-159-0x0000000000400000-0x000000000067C000-memory.dmp

Filesize
2.5MB

Download
memory/576-136-0x0000000000400000-0x000000000067C000-memory.dmp

Filesize
2.5MB

Download
memory/576-139-0x0000000000400000-0x000000000067C000-memory.dmp

Filesize
2.5MB

Download
memory/576-142-0x0000000000400000-0x000000000067C000-memory.dmp

Filesize
2.5MB

Download
memory/576-143-0x0000000002960000-0x0000000002A02000-memory.dmp

Filesize
648KB

Download
memory/576-149-0x0000000000400000-0x000000000067C000-memory.dmp

Filesize
2.5MB

Download
memory/576-156-0x0000000000400000-0x000000000067C000-memory.dmp

Filesize
2.5MB

Download
memory/2348-124-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2348-152-0x0000000003310000-0x000000000358C000-memory.dmp

Filesize
2.5MB

Download
memory/2348-12-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2348-119-0x0000000003310000-0x000000000358C000-memory.dmp

Filesize
2.5MB

Download
memory/3068-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3068-125-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3068-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download

Analysis

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