socks5systemz | 3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af

General

Target

3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.exe
Size

4.5MB
MD5

d0338c0a4171bc552b702a4c4b740619
SHA1

72583d12e1df94a8a93b3b66fa51f0ab9911abab
SHA256

3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af
SHA512

a1f6d5d73f930c0bd5e605b0f998ca702e31f937e9aa64f736218288b7088c6c8be23896dc044e9fb41e8bec16ea05bb23707cf02610a438b075eb1247212732
SSDEEP

98304:mFEIDz2D8vWYC27tPJZoDDZuK5TloE5ICy2YYMerf5Nrm:wpD6DOFoYkCes2bMedA

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

dlzings.info

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4304-86-0x0000000002530000-0x00000000025D2000-memory.dmp	family_socks5systemz

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

Processes:

3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.tmpplayercloudfree32.exeplayercloudfree32.exe

pid process

4748 3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.tmp
4168 playercloudfree32.exe
4304 playercloudfree32.exe
Loads dropped DLL 1 IoCs

Processes:

3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.tmp

pid process

4748 3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.tmp
Unexpected DNS network traffic destination 3 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
Destination IP 91.211.247.248
Destination IP 45.155.250.90
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:

3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.tmp

pid process

4748 3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.tmp

pid	process
4748	3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.tmp
4168	playercloudfree32.exe
4304	playercloudfree32.exe

pid	process
4748	3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.tmp

description	ioc
Destination IP	152.89.198.214
Destination IP	91.211.247.248
Destination IP	45.155.250.90

pid	process
4748	3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.exe3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.tmp

description	pid	process	target process
PID 3024 wrote to memory of 4748	3024	3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.exe	3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.tmp
PID 3024 wrote to memory of 4748	3024	3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.exe	3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.tmp
PID 3024 wrote to memory of 4748	3024	3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.exe	3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.tmp
PID 4748 wrote to memory of 4168	4748	3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.tmp	playercloudfree32.exe
PID 4748 wrote to memory of 4168	4748	3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.tmp	playercloudfree32.exe
PID 4748 wrote to memory of 4168	4748	3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.tmp	playercloudfree32.exe
PID 4748 wrote to memory of 4304	4748	3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.tmp	playercloudfree32.exe
PID 4748 wrote to memory of 4304	4748	3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.tmp	playercloudfree32.exe
PID 4748 wrote to memory of 4304	4748	3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.tmp	playercloudfree32.exe

C:\Users\Admin\AppData\Local\Temp\3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.exe
"C:\Users\Admin\AppData\Local\Temp\3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3024

C:\Users\Admin\AppData\Local\Temp\is-U1T52.tmp\3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.tmp
"C:\Users\Admin\AppData\Local\Temp\is-U1T52.tmp\3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.tmp" /SL5="$40218,4436384,54272,C:\Users\Admin\AppData\Local\Temp\3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4748

C:\Users\Admin\AppData\Local\FanPlayer Cloud Free\playercloudfree32.exe
"C:\Users\Admin\AppData\Local\FanPlayer Cloud Free\playercloudfree32.exe" -i
3⤵
- Executes dropped EXE
PID:4168

C:\Users\Admin\AppData\Local\FanPlayer Cloud Free\playercloudfree32.exe
"C:\Users\Admin\AppData\Local\FanPlayer Cloud Free\playercloudfree32.exe" -s
3⤵
- Executes dropped EXE
PID:4304

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\FanPlayer Cloud Free\playercloudfree32.exe
Filesize
2.6MB

MD5
cfceb3b059259afb8c64e66047cb9151

SHA1
4ca9d611559a8677e74b37cd7231f8501b24fc5c

SHA256
f5d2faadddf77092b681a7e7224624b4e11da4eed1543d3d6f226b62b61835e6

SHA512
fed9ac311a103634fea92f1e0c75dcfabb9ccf2a45dced7b854d30ffc299e570e3b364ada76c30e15178d9a662176cff50d5c538d604b4fa62840b9c99055720

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

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-U1T52.tmp\3cbadaf4bd5dad03ac07d6296c130a547cf849fdcca2e53673a14dbbc2e596af.tmp
Filesize
680KB

MD5
18e1f77fda7cca9e6162bbfc406b4340

SHA1
b73e1046cb4dc7c12923d84eb311e27acfae795b

SHA256
e46557f8e4fce33af732b6d1eff19f00105f6e112de1b5a555aa233988858ab3

SHA512
71a1ac2b0aec70d1f47625850bbf916abb5d960ba7ec6a37cb8f22037c3839917134b6c82955feff37772dddb2d5ad34f76c9bb68337729c4159ab451eaffe57

Download Submit
memory/3024-69-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3024-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/3024-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4168-59-0x0000000000400000-0x000000000069E000-memory.dmp

Filesize
2.6MB

Download
memory/4168-61-0x0000000000400000-0x000000000069E000-memory.dmp

Filesize
2.6MB

Download
memory/4168-63-0x0000000000400000-0x000000000069E000-memory.dmp

Filesize
2.6MB

Download
memory/4168-65-0x0000000000400000-0x000000000069E000-memory.dmp

Filesize
2.6MB

Download
memory/4304-74-0x0000000000400000-0x000000000069E000-memory.dmp

Filesize
2.6MB

Download
memory/4304-89-0x0000000000400000-0x000000000069E000-memory.dmp

Filesize
2.6MB

Download
memory/4304-115-0x0000000000400000-0x000000000069E000-memory.dmp

Filesize
2.6MB

Download
memory/4304-71-0x0000000000400000-0x000000000069E000-memory.dmp

Filesize
2.6MB

Download
memory/4304-112-0x0000000000400000-0x000000000069E000-memory.dmp

Filesize
2.6MB

Download
memory/4304-77-0x0000000000400000-0x000000000069E000-memory.dmp

Filesize
2.6MB

Download
memory/4304-80-0x0000000000400000-0x000000000069E000-memory.dmp

Filesize
2.6MB

Download
memory/4304-83-0x0000000000400000-0x000000000069E000-memory.dmp

Filesize
2.6MB

Download
memory/4304-86-0x0000000002530000-0x00000000025D2000-memory.dmp

Filesize
648KB

Download
memory/4304-68-0x0000000000400000-0x000000000069E000-memory.dmp

Filesize
2.6MB

Download
memory/4304-94-0x0000000000400000-0x000000000069E000-memory.dmp

Filesize
2.6MB

Download
memory/4304-97-0x0000000000400000-0x000000000069E000-memory.dmp

Filesize
2.6MB

Download
memory/4304-100-0x0000000000400000-0x000000000069E000-memory.dmp

Filesize
2.6MB

Download
memory/4304-103-0x0000000000400000-0x000000000069E000-memory.dmp

Filesize
2.6MB

Download
memory/4304-106-0x0000000000400000-0x000000000069E000-memory.dmp

Filesize
2.6MB

Download
memory/4304-109-0x0000000000400000-0x000000000069E000-memory.dmp

Filesize
2.6MB

Download
memory/4748-10-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4748-70-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download

Analysis

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