socks5systemz | f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10

General

Target

f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.exe
Size

4.6MB
MD5

88aeff724b4532859537fb5c00053954
SHA1

4b8668af63cd530b13ad53c2035a9ea4f3f06699
SHA256

f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10
SHA512

a53a150b6ee9893e8edb302a6bf621cee965dd7d88bf0fda795e904bb0fca59b23e170e603b8db704e6d2ccb90e5efd612ba4785c6dbb3ddf7c3a7c3b48c4574
SSDEEP

98304:45UXWTCxpneSTkJRbB5tYitGjI1+60cjiBKiNB+/H0BqvJmHIg0NsWL:CUXCCxPTA1Bw2GjI1sBKuB+/UcvJmHIH

Score

10^/10

Malware Config

Signatures

Detect Socks5Systemz Payload 3 IoCs

resource	yara_rule
behavioral1/memory/2788-99-0x0000000002A40000-0x0000000002AE2000-memory.dmp	family_socks5systemz
behavioral1/memory/2788-122-0x0000000002A40000-0x0000000002AE2000-memory.dmp	family_socks5systemz
behavioral1/memory/2788-123-0x0000000002A40000-0x0000000002AE2000-memory.dmp	family_socks5systemz

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

Executes dropped EXE 2 IoCs

pid	Process
1376	f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.tmp
2788	camcontrol3264.exe

Loads dropped DLL 5 IoCs

pid	Process
2436	f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.exe
1376	f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.tmp
1376	f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.tmp
1376	f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.tmp
1376	f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.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

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	camcontrol3264.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1376	f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.tmp
1376	f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1376	f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.tmp

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2436 wrote to memory of 1376	2436	f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.exe	31
PID 2436 wrote to memory of 1376	2436	f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.exe	31
PID 2436 wrote to memory of 1376	2436	f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.exe	31
PID 2436 wrote to memory of 1376	2436	f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.exe	31
PID 2436 wrote to memory of 1376	2436	f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.exe	31
PID 2436 wrote to memory of 1376	2436	f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.exe	31
PID 2436 wrote to memory of 1376	2436	f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.exe	31
PID 1376 wrote to memory of 2812	1376	f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.tmp	32
PID 1376 wrote to memory of 2812	1376	f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.tmp	32
PID 1376 wrote to memory of 2812	1376	f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.tmp	32
PID 1376 wrote to memory of 2812	1376	f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.tmp	32
PID 1376 wrote to memory of 2788	1376	f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.tmp	34
PID 1376 wrote to memory of 2788	1376	f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.tmp	34
PID 1376 wrote to memory of 2788	1376	f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.tmp	34
PID 1376 wrote to memory of 2788	1376	f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.tmp	34
PID 2812 wrote to memory of 2656	2812	net.exe	35
PID 2812 wrote to memory of 2656	2812	net.exe	35
PID 2812 wrote to memory of 2656	2812	net.exe	35
PID 2812 wrote to memory of 2656	2812	net.exe	35

C:\Users\Admin\AppData\Local\Temp\f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.exe
"C:\Users\Admin\AppData\Local\Temp\f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2436
- C:\Users\Admin\AppData\Local\Temp\is-5V9I1.tmp\f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-5V9I1.tmp\f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.tmp" /SL5="$5014E,4617650,56832,C:\Users\Admin\AppData\Local\Temp\f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.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:1376
- - C:\Windows\SysWOW64\net.exe
    "C:\Windows\system32\net.exe" pause cam_control_11113
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2812
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 pause cam_control_11113
      4⤵
      System Location Discovery: System Language Discovery
      PID:2656
- - C:\Users\Admin\AppData\Local\CamControl 3.1.3.27\camcontrol3264.exe
    "C:\Users\Admin\AppData\Local\CamControl 3.1.3.27\camcontrol3264.exe" -i
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2788

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

\Users\Admin\AppData\Local\CamControl 3.1.3.27\camcontrol3264.exe

Filesize
3.4MB

MD5
52896ed30d52bc567f14ee174308936d

SHA1
3e7f49258ae77dbcf7ce04427c853e92936d6962

SHA256
20327a48cc99eb567bded0bdf3416cc2852561860285f443b72f139bd733fdc1

SHA512
903cfb83e0dfa83ea67a0f7bd6a5d75bc1ad045d2171328aca18b73c8b7272d5c01403d4ecbba743c43c848155bbc5bfbba299799421d104499040ce0c1047e2

Download Submit
\Users\Admin\AppData\Local\Temp\is-5V9I1.tmp\f87c77c54e631e106d48c74704aff875525a7fb54be4047e95867f353d19dd10.tmp

Filesize
692KB

MD5
b9bd0c7caa27f57d015eab36ebbbd43e

SHA1
c665e1df0690e9b909a464e0ba4d4dd5eea65a58

SHA256
ecf4001d5e85e5135b4818a86f4a55a7d50c91cf91ae552d5551d9771d2bb8d4

SHA512
d8ab3ff80ef323cbdbb37716a904f35dd527eaa4c26bf33fa4ce2fae8a34d195caf889e7502571418968f8676aabd24f7769788876d52f6cf1aa1a03cc4964cc

Download Submit
\Users\Admin\AppData\Local\Temp\is-ELKS7.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-ELKS7.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/1376-8-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/1376-75-0x0000000003FC0000-0x000000000431F000-memory.dmp

Filesize
3.4MB

Download
memory/1376-106-0x0000000003FC0000-0x000000000431F000-memory.dmp

Filesize
3.4MB

Download
memory/1376-80-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/2436-81-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2436-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2436-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2788-89-0x0000000000400000-0x000000000075F000-memory.dmp

Filesize
3.4MB

Download
memory/2788-76-0x0000000000400000-0x000000000075F000-memory.dmp

Filesize
3.4MB

Download
memory/2788-86-0x0000000000400000-0x000000000075F000-memory.dmp

Filesize
3.4MB

Download
memory/2788-77-0x0000000000400000-0x000000000075F000-memory.dmp

Filesize
3.4MB

Download
memory/2788-92-0x0000000000400000-0x000000000075F000-memory.dmp

Filesize
3.4MB

Download
memory/2788-95-0x0000000000400000-0x000000000075F000-memory.dmp

Filesize
3.4MB

Download
memory/2788-98-0x0000000000400000-0x000000000075F000-memory.dmp

Filesize
3.4MB

Download
memory/2788-99-0x0000000002A40000-0x0000000002AE2000-memory.dmp

Filesize
648KB

Download
memory/2788-105-0x0000000000400000-0x000000000075F000-memory.dmp

Filesize
3.4MB

Download
memory/2788-83-0x0000000000400000-0x000000000075F000-memory.dmp

Filesize
3.4MB

Download
memory/2788-109-0x0000000000400000-0x000000000075F000-memory.dmp

Filesize
3.4MB

Download
memory/2788-112-0x0000000000400000-0x000000000075F000-memory.dmp

Filesize
3.4MB

Download
memory/2788-115-0x0000000000400000-0x000000000075F000-memory.dmp

Filesize
3.4MB

Download
memory/2788-118-0x0000000000400000-0x000000000075F000-memory.dmp

Filesize
3.4MB

Download
memory/2788-121-0x0000000000400000-0x000000000075F000-memory.dmp

Filesize
3.4MB

Download
memory/2788-122-0x0000000002A40000-0x0000000002AE2000-memory.dmp

Filesize
648KB

Download
memory/2788-123-0x0000000002A40000-0x0000000002AE2000-memory.dmp

Filesize
648KB

Download
memory/2788-127-0x0000000000400000-0x000000000075F000-memory.dmp

Filesize
3.4MB

Download
memory/2788-130-0x0000000000400000-0x000000000075F000-memory.dmp

Filesize
3.4MB

Download

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