socks5systemz | 1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97

General

Target

1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.exe
Size

4.1MB
MD5

41824fbe4acb025c0fa03693fb2acd37
SHA1

ce5866b37c0153839b43d76eb9b56519167b1eeb
SHA256

1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97
SHA512

897b653e5b85b330284ccfc15d3d47f79cc46ca0bbe8432257ecfb583a1bb89abb0389e6ee16ff188d994ca2275df9f30c77ea1609d24fe3b90994cb3aae1f6c
SSDEEP

98304:NoYf+KmUR3mh6nhX/VTotlRZ+DwG8xnqNe9dC:PXmUR2cHEtlYKqcLC

Score

10^/10

Malware Config

Signatures

Detect Socks5Systemz Payload 3 IoCs

resource	yara_rule
behavioral1/memory/2888-80-0x0000000003070000-0x0000000003112000-memory.dmp	family_socks5systemz
behavioral1/memory/2888-108-0x0000000003070000-0x0000000003112000-memory.dmp	family_socks5systemz
behavioral1/memory/2888-109-0x0000000003070000-0x0000000003112000-memory.dmp	family_socks5systemz

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

Executes dropped EXE 2 IoCs

pid	Process
2400	1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.tmp
2888	altergame32.exe

Loads dropped DLL 6 IoCs

pid	Process
2156	1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.exe
2400	1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.tmp
2400	1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.tmp
2400	1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.tmp
2400	1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.tmp
2888	altergame32.exe

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	91.211.247.248

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	1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	altergame32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2400	1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.tmp
2400	1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2400	1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.tmp

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2156 wrote to memory of 2400	2156	1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.exe	30
PID 2156 wrote to memory of 2400	2156	1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.exe	30
PID 2156 wrote to memory of 2400	2156	1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.exe	30
PID 2156 wrote to memory of 2400	2156	1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.exe	30
PID 2156 wrote to memory of 2400	2156	1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.exe	30
PID 2156 wrote to memory of 2400	2156	1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.exe	30
PID 2156 wrote to memory of 2400	2156	1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.exe	30
PID 2400 wrote to memory of 2592	2400	1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.tmp	31
PID 2400 wrote to memory of 2592	2400	1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.tmp	31
PID 2400 wrote to memory of 2592	2400	1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.tmp	31
PID 2400 wrote to memory of 2592	2400	1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.tmp	31
PID 2400 wrote to memory of 2888	2400	1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.tmp	33
PID 2400 wrote to memory of 2888	2400	1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.tmp	33
PID 2400 wrote to memory of 2888	2400	1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.tmp	33
PID 2400 wrote to memory of 2888	2400	1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.tmp	33
PID 2592 wrote to memory of 2968	2592	net.exe	34
PID 2592 wrote to memory of 2968	2592	net.exe	34
PID 2592 wrote to memory of 2968	2592	net.exe	34
PID 2592 wrote to memory of 2968	2592	net.exe	34

C:\Users\Admin\AppData\Local\Temp\1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.exe
"C:\Users\Admin\AppData\Local\Temp\1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2156
- C:\Users\Admin\AppData\Local\Temp\is-6EHNT.tmp\1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-6EHNT.tmp\1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.tmp" /SL5="$4010A,4023018,54272,C:\Users\Admin\AppData\Local\Temp\1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.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:2400
- - C:\Windows\SysWOW64\net.exe
    "C:\Windows\system32\net.exe" pause alter_game_11196
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2592
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 pause alter_game_11196
      4⤵
      System Location Discovery: System Language Discovery
      PID:2968
- - C:\Users\Admin\AppData\Local\AlterGame 1.13\altergame32.exe
    "C:\Users\Admin\AppData\Local\AlterGame 1.13\altergame32.exe" -i
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:2888

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\AlterGame 1.13\sqlite3.dll

Filesize
630KB

MD5
e477a96c8f2b18d6b5c27bde49c990bf

SHA1
e980c9bf41330d1e5bd04556db4646a0210f7409

SHA256
16574f51785b0e2fc29c2c61477eb47bb39f714829999511dc8952b43ab17660

SHA512
335a86268e7c0e568b1c30981ec644e6cd332e66f96d2551b58a82515316693c1859d87b4f4b7310cf1ac386cee671580fdd999c3bcb23acf2c2282c01c8798c

Download Submit
\Users\Admin\AppData\Local\AlterGame 1.13\altergame32.exe

Filesize
4.2MB

MD5
b3b22b845c5c5c06392a9d8619cc1388

SHA1
647a582a07a035190656cb354bb81968d533850e

SHA256
44f2851bed057f8f0237919f5f39ab5d64138a19a9af40950a28783b67f7c802

SHA512
1426ac8bcb49e31d583315cbcb6a68277b4f7d40421d03c4999809afb397196ae55a147bbed534acbfd3efe75f4bdbb9e2c52d9dfa538e81eebc7e0700aeed66

Download Submit
\Users\Admin\AppData\Local\Temp\is-6EHNT.tmp\1bf262dfae3823390fb37da76721b744fff0b8fc32d03c54170905b969730b97.tmp

Filesize
687KB

MD5
0c7dc9e430d8ae6eb3602b67da565f9a

SHA1
c55f36b927accd55cb4002c447162d35c0fe1566

SHA256
f11bf87a691d47d23404b089de878b7bdd3a74d7133448c11c8490671e8d254e

SHA512
c348cd273192933f23039d5a3002617aa079f3d4e0ab9ab725243653ba4b740c97bf624d7f3dcef3f87272dd293340b060324dda06a72bd65daf49b796990a20

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

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

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

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/2156-54-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2156-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2156-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2400-8-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2400-44-0x00000000033A0000-0x00000000037E0000-memory.dmp

Filesize
4.2MB

Download
memory/2400-56-0x00000000033A0000-0x00000000037E0000-memory.dmp

Filesize
4.2MB

Download
memory/2400-53-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2888-62-0x0000000000400000-0x0000000000840000-memory.dmp

Filesize
4.2MB

Download
memory/2888-80-0x0000000003070000-0x0000000003112000-memory.dmp

Filesize
648KB

Download
memory/2888-59-0x0000000000400000-0x0000000000840000-memory.dmp

Filesize
4.2MB

Download
memory/2888-58-0x0000000060900000-0x0000000060992000-memory.dmp

Filesize
584KB

Download
memory/2888-47-0x0000000000400000-0x0000000000840000-memory.dmp

Filesize
4.2MB

Download
memory/2888-66-0x0000000000400000-0x0000000000840000-memory.dmp

Filesize
4.2MB

Download
memory/2888-70-0x0000000000400000-0x0000000000840000-memory.dmp

Filesize
4.2MB

Download
memory/2888-74-0x0000000000400000-0x0000000000840000-memory.dmp

Filesize
4.2MB

Download
memory/2888-78-0x0000000000400000-0x0000000000840000-memory.dmp

Filesize
4.2MB

Download
memory/2888-49-0x0000000000400000-0x0000000000840000-memory.dmp

Filesize
4.2MB

Download
memory/2888-86-0x0000000000400000-0x0000000000840000-memory.dmp

Filesize
4.2MB

Download
memory/2888-90-0x0000000000400000-0x0000000000840000-memory.dmp

Filesize
4.2MB

Download
memory/2888-94-0x0000000000400000-0x0000000000840000-memory.dmp

Filesize
4.2MB

Download
memory/2888-98-0x0000000000400000-0x0000000000840000-memory.dmp

Filesize
4.2MB

Download
memory/2888-102-0x0000000000400000-0x0000000000840000-memory.dmp

Filesize
4.2MB

Download
memory/2888-106-0x0000000000400000-0x0000000000840000-memory.dmp

Filesize
4.2MB

Download
memory/2888-108-0x0000000003070000-0x0000000003112000-memory.dmp

Filesize
648KB

Download
memory/2888-109-0x0000000003070000-0x0000000003112000-memory.dmp

Filesize
648KB

Download
memory/2888-113-0x0000000000400000-0x0000000000840000-memory.dmp

Filesize
4.2MB

Download
memory/2888-117-0x0000000000400000-0x0000000000840000-memory.dmp

Filesize
4.2MB

Download

Analysis

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