socks5systemz | 9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a

General

Target

9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.exe
Size

4.5MB
MD5

8831fd64392530c8d957dd1453cc77c9
SHA1

a803a6dc1e4c4cc671acc69dcebc9b2658656b45
SHA256

9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a
SHA512

8f81ebdb5beafe18e90cdf6da454c9fa00802de2752ec1ddd8370381ccde54b9e97f5d5ee8f5628ebcdd06d160208716cde1249b91770d67f95d8ad407173f30
SSDEEP

98304:NzweYLdaaFmAqlBQ/bVwwyqBe25+3sgnhgg3KzooViNDnqGv7:N0eYLdEAqlBuw+15Vpq6ookNrhv7

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

bpsunos.com

http://bpsunos.com/search/?q=67e28dd8685cf679160da41e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a271ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923f658dfc19c6ec94

Signatures

Detect Socks5Systemz Payload 1 IoCs

resource	yara_rule
behavioral1/memory/2412-94-0x0000000002250000-0x00000000022F2000-memory.dmp	family_socks5systemz

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

Executes dropped EXE 3 IoCs

pid	Process
2448	9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.tmp
2828	radiobuster32.exe
2412	radiobuster32.exe

Loads dropped DLL 5 IoCs

pid	Process
2876	9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.exe
2448	9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.tmp
2448	9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.tmp
2448	9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.tmp
2448	9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.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	flow	ioc	pid	Process
Destination IP	2	141.98.234.31	2412	radiobuster32.exe

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 4 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	9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	radiobuster32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	radiobuster32.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2876 wrote to memory of 2448	2876	9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.exe	30
PID 2876 wrote to memory of 2448	2876	9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.exe	30
PID 2876 wrote to memory of 2448	2876	9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.exe	30
PID 2876 wrote to memory of 2448	2876	9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.exe	30
PID 2876 wrote to memory of 2448	2876	9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.exe	30
PID 2876 wrote to memory of 2448	2876	9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.exe	30
PID 2876 wrote to memory of 2448	2876	9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.exe	30
PID 2448 wrote to memory of 2828	2448	9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.tmp	31
PID 2448 wrote to memory of 2828	2448	9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.tmp	31
PID 2448 wrote to memory of 2828	2448	9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.tmp	31
PID 2448 wrote to memory of 2828	2448	9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.tmp	31
PID 2448 wrote to memory of 2412	2448	9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.tmp	32
PID 2448 wrote to memory of 2412	2448	9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.tmp	32
PID 2448 wrote to memory of 2412	2448	9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.tmp	32
PID 2448 wrote to memory of 2412	2448	9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.tmp	32

C:\Users\Admin\AppData\Local\Temp\9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.exe
"C:\Users\Admin\AppData\Local\Temp\9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2876
- C:\Users\Admin\AppData\Local\Temp\is-N0UCV.tmp\9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-N0UCV.tmp\9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.tmp" /SL5="$50148,4465888,54272,C:\Users\Admin\AppData\Local\Temp\9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2448
- - C:\Users\Admin\AppData\Local\Radio Buster\radiobuster32.exe
    "C:\Users\Admin\AppData\Local\Radio Buster\radiobuster32.exe" -i
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2828
- - C:\Users\Admin\AppData\Local\Radio Buster\radiobuster32.exe
    "C:\Users\Admin\AppData\Local\Radio Buster\radiobuster32.exe" -s
    3⤵
    - Executes dropped EXE
    - Unexpected DNS network traffic destination
    - System Location Discovery: System Language Discovery
    PID:2412

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\Radio Buster\libeay32.dll

Filesize
1.9MB

MD5
876a839023b8f962a72d295da7495734

SHA1
62a7728679bc18784b1fbf1d013f7cece18cbec9

SHA256
a757d773da406411fb977761f6e56f016d48d224aedaf3d875ed4d4a9ede6158

SHA512
e1b23a2f5ec0100ff874ca075bbd0f90e9065a90fec66861f99df603d7aaa9db8e8ec326710fdc11ad41d01befe4ea3077136127acf613614d0d12ff23bec6c1

Download Submit
\Users\Admin\AppData\Local\Radio Buster\radiobuster32.exe

Filesize
2.5MB

MD5
d0519d0a7d6b2ce0b426b47f1e77ab06

SHA1
b0b777612f4fc5e693a5d3efe18b5d59b2d1ffcc

SHA256
15e030e731f4670ae2efd638e98d3f41032b5e7dd75981f2988109ece7f89da4

SHA512
431a859e2b9b5ab57d1b4b8a9fbf0a9054bf5771fa1ac0fd14643e01dc72d43c91576bbf43236f04091e079574aed6b2447a76a98941199ebe2d9046b35669a4

Download Submit
\Users\Admin\AppData\Local\Temp\is-N0UCV.tmp\9a5e007f56ed0883d3a5c9d948621718ceb726038a510da12d6376445665ca9a.tmp

Filesize
696KB

MD5
0fbd91399a4476ef767a6d203be9af3f

SHA1
175c645348c6a6b03cdf4e14bbb73dc522864a78

SHA256
213d474063fb52c18c5b0b40bfc1884a3fc8f6b76c71a994c3da56e1be60dbd1

SHA512
457b7c9d50a96572339061e6aa35ee7ad2663b38d423499bc606b92eb427315788ac5ae69b046beed0acdfb05bad9eff91bec0564b3ccd5245522d966aec2f91

Download Submit
\Users\Admin\AppData\Local\Temp\is-NBCL4.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-NBCL4.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/2412-106-0x0000000000400000-0x000000000067E000-memory.dmp

Filesize
2.5MB

Download
memory/2412-103-0x0000000000400000-0x000000000067E000-memory.dmp

Filesize
2.5MB

Download
memory/2412-115-0x0000000000400000-0x000000000067E000-memory.dmp

Filesize
2.5MB

Download
memory/2412-112-0x0000000000400000-0x000000000067E000-memory.dmp

Filesize
2.5MB

Download
memory/2412-109-0x0000000000400000-0x000000000067E000-memory.dmp

Filesize
2.5MB

Download
memory/2412-93-0x0000000000400000-0x000000000067E000-memory.dmp

Filesize
2.5MB

Download
memory/2412-122-0x0000000000400000-0x000000000067E000-memory.dmp

Filesize
2.5MB

Download
memory/2412-119-0x0000000000400000-0x000000000067E000-memory.dmp

Filesize
2.5MB

Download
memory/2412-73-0x0000000000400000-0x000000000067E000-memory.dmp

Filesize
2.5MB

Download
memory/2412-100-0x0000000000400000-0x000000000067E000-memory.dmp

Filesize
2.5MB

Download
memory/2412-94-0x0000000002250000-0x00000000022F2000-memory.dmp

Filesize
648KB

Download
memory/2412-78-0x0000000000400000-0x000000000067E000-memory.dmp

Filesize
2.5MB

Download
memory/2412-81-0x0000000000400000-0x000000000067E000-memory.dmp

Filesize
2.5MB

Download
memory/2412-84-0x0000000000400000-0x000000000067E000-memory.dmp

Filesize
2.5MB

Download
memory/2412-87-0x0000000000400000-0x000000000067E000-memory.dmp

Filesize
2.5MB

Download
memory/2412-90-0x0000000000400000-0x000000000067E000-memory.dmp

Filesize
2.5MB

Download
memory/2448-74-0x0000000000400000-0x00000000004BE000-memory.dmp

Filesize
760KB

Download
memory/2448-63-0x0000000003160000-0x00000000033DE000-memory.dmp

Filesize
2.5MB

Download
memory/2448-11-0x0000000000400000-0x00000000004BE000-memory.dmp

Filesize
760KB

Download
memory/2828-70-0x0000000000400000-0x000000000067E000-memory.dmp

Filesize
2.5MB

Download
memory/2828-67-0x0000000000400000-0x000000000067E000-memory.dmp

Filesize
2.5MB

Download
memory/2828-66-0x0000000000400000-0x000000000067E000-memory.dmp

Filesize
2.5MB

Download
memory/2828-65-0x0000000000400000-0x000000000067E000-memory.dmp

Filesize
2.5MB

Download
memory/2876-76-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2876-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2876-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download

Analysis

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