socks5systemz | fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2

General

Target

fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.exe
Size

5.3MB
MD5

f994acb7dbed36847915e627456693d4
SHA1

01b0fb3903302795b3af4eed0ef51796a191c597
SHA256

fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2
SHA512

0aeac09a48cb8878bcadc9342e1a918a408eb2de13b431550c37296012972df02416d5e97e8e4f577a6ca0aeaf1bbd1415eafce73fc3b39414b9e36370f07b4d
SSDEEP

98304:m2aeocgqTl7b+6rhpxq1Sr3SfJcs0l4xzQHPibsz8qyVLpymbA9W/qS3gz7NjVOq:Meaqhr7FYJcsEvibS+U19P2gn/

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

bbeunnb.com

http://bbeunnb.com/search/?q=67e28dd83a5ca421460bad497c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a371ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923f658cf612c3e693

Signatures

Detect Socks5Systemz Payload 1 IoCs

resource	yara_rule
behavioral1/memory/2908-97-0x0000000002680000-0x0000000002722000-memory.dmp	family_socks5systemz

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

Executes dropped EXE 3 IoCs

pid	Process
2756	fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.tmp
2144	victoriapigments.exe
2908	victoriapigments.exe

Loads dropped DLL 6 IoCs

pid	Process
2216	fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.exe
2756	fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.tmp
2756	fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.tmp
2756	fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.tmp
2756	fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.tmp
2756	fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.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	45.155.250.90	2908	victoriapigments.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
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 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	fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	victoriapigments.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	victoriapigments.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2216 wrote to memory of 2756	2216	fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.exe	30
PID 2216 wrote to memory of 2756	2216	fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.exe	30
PID 2216 wrote to memory of 2756	2216	fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.exe	30
PID 2216 wrote to memory of 2756	2216	fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.exe	30
PID 2216 wrote to memory of 2756	2216	fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.exe	30
PID 2216 wrote to memory of 2756	2216	fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.exe	30
PID 2216 wrote to memory of 2756	2216	fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.exe	30
PID 2756 wrote to memory of 2144	2756	fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.tmp	31
PID 2756 wrote to memory of 2144	2756	fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.tmp	31
PID 2756 wrote to memory of 2144	2756	fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.tmp	31
PID 2756 wrote to memory of 2144	2756	fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.tmp	31
PID 2756 wrote to memory of 2908	2756	fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.tmp	32
PID 2756 wrote to memory of 2908	2756	fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.tmp	32
PID 2756 wrote to memory of 2908	2756	fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.tmp	32
PID 2756 wrote to memory of 2908	2756	fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.tmp	32

C:\Users\Admin\AppData\Local\Temp\fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.exe
"C:\Users\Admin\AppData\Local\Temp\fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2216
- C:\Users\Admin\AppData\Local\Temp\is-DD4VD.tmp\fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-DD4VD.tmp\fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.tmp" /SL5="$301CC,5285630,54272,C:\Users\Admin\AppData\Local\Temp\fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2756
- - C:\Users\Admin\AppData\Local\Victoria Pigments\victoriapigments.exe
    "C:\Users\Admin\AppData\Local\Victoria Pigments\victoriapigments.exe" -i
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2144
- - C:\Users\Admin\AppData\Local\Victoria Pigments\victoriapigments.exe
    "C:\Users\Admin\AppData\Local\Victoria Pigments\victoriapigments.exe" -s
    3⤵
    - Executes dropped EXE
    - Unexpected DNS network traffic destination
    - System Location Discovery: System Language Discovery
    PID:2908

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

C:\Users\Admin\AppData\Local\Victoria Pigments\libeay32.dll

Filesize
1.9MB

MD5
876a839023b8f962a72d295da7495734

SHA1
62a7728679bc18784b1fbf1d013f7cece18cbec9

SHA256
a757d773da406411fb977761f6e56f016d48d224aedaf3d875ed4d4a9ede6158

SHA512
e1b23a2f5ec0100ff874ca075bbd0f90e9065a90fec66861f99df603d7aaa9db8e8ec326710fdc11ad41d01befe4ea3077136127acf613614d0d12ff23bec6c1

Download Submit
\Users\Admin\AppData\Local\Temp\is-ATP6Q.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-ATP6Q.tmp\_isetup\_isdecmp.dll

Filesize
32KB

MD5
b6f11a0ab7715f570f45900a1fe84732

SHA1
77b1201e535445af5ea94c1b03c0a1c34d67a77b

SHA256
e47dd306a9854599f02bc1b07ca6dfbd5220f8a1352faa9616d1a327de0bbf67

SHA512
78a757e67d21eb7cc95954df15e3eeff56113d6b40fb73f0c5f53304265cc52c79125d6f1b3655b64f9a411711b5b70f746080d708d7c222f4e65bad64b1b771

Download Submit
\Users\Admin\AppData\Local\Temp\is-ATP6Q.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-DD4VD.tmp\fdcd9aad90ee4286c18e38c66e11de060071aadc152276d27fc4a05ceece44e2.tmp

Filesize
677KB

MD5
2c3c8ab8ea33f7877dcfa4c0b3d5202c

SHA1
99c6b63a56f902f6236ff618af5090f62d0e2d7d

SHA256
25a5cd6a58a140d6f84fc122d0264053cddf8cd1d9f8235b521c2eecf8b17a32

SHA512
cd98a80f523b6950f0be5a7d5e39193fed3b53d62da5f5b0bb0fb3a96dd441a86698b80aa39815f687a3d9d1a70912391de7d7754764af669a193cd0f0745295

Download Submit
\Users\Admin\AppData\Local\Victoria Pigments\victoriapigments.exe

Filesize
2.4MB

MD5
54641a2bf1515f2e0bfbca7c68317410

SHA1
06b3ef77c767a235caec190a69f54accf3ad2fcf

SHA256
117e45bc597896eddf763760fc0bf278409f6d9b2623a7ec45d798ce4513e1b3

SHA512
e13f291ab1e90b52d6bc9b550855c7d883f8d974d1af63fc7005558ff428498a5a4f6d5f58221e58bfc4ba4366ca826b05267bf33e5ac7dfdd0eb04b3b5b71f0

Download Submit
memory/2144-72-0x0000000000400000-0x0000000000660000-memory.dmp

Filesize
2.4MB

Download
memory/2144-68-0x0000000000400000-0x0000000000660000-memory.dmp

Filesize
2.4MB

Download
memory/2144-69-0x0000000000400000-0x0000000000660000-memory.dmp

Filesize
2.4MB

Download
memory/2216-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2216-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2216-78-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2756-9-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/2756-66-0x00000000032A0000-0x0000000003500000-memory.dmp

Filesize
2.4MB

Download
memory/2756-76-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/2756-77-0x00000000032A0000-0x0000000003500000-memory.dmp

Filesize
2.4MB

Download
memory/2908-84-0x0000000000400000-0x0000000000660000-memory.dmp

Filesize
2.4MB

Download
memory/2908-112-0x0000000000400000-0x0000000000660000-memory.dmp

Filesize
2.4MB

Download
memory/2908-80-0x0000000000400000-0x0000000000660000-memory.dmp

Filesize
2.4MB

Download
memory/2908-87-0x0000000000400000-0x0000000000660000-memory.dmp

Filesize
2.4MB

Download
memory/2908-90-0x0000000000400000-0x0000000000660000-memory.dmp

Filesize
2.4MB

Download
memory/2908-93-0x0000000000400000-0x0000000000660000-memory.dmp

Filesize
2.4MB

Download
memory/2908-96-0x0000000000400000-0x0000000000660000-memory.dmp

Filesize
2.4MB

Download
memory/2908-97-0x0000000002680000-0x0000000002722000-memory.dmp

Filesize
648KB

Download
memory/2908-103-0x0000000000400000-0x0000000000660000-memory.dmp

Filesize
2.4MB

Download
memory/2908-106-0x0000000000400000-0x0000000000660000-memory.dmp

Filesize
2.4MB

Download
memory/2908-109-0x0000000000400000-0x0000000000660000-memory.dmp

Filesize
2.4MB

Download
memory/2908-81-0x0000000000400000-0x0000000000660000-memory.dmp

Filesize
2.4MB

Download
memory/2908-115-0x0000000000400000-0x0000000000660000-memory.dmp

Filesize
2.4MB

Download
memory/2908-118-0x0000000000400000-0x0000000000660000-memory.dmp

Filesize
2.4MB

Download
memory/2908-122-0x0000000000400000-0x0000000000660000-memory.dmp

Filesize
2.4MB

Download
memory/2908-125-0x0000000000400000-0x0000000000660000-memory.dmp

Filesize
2.4MB

Download
memory/2908-128-0x0000000000400000-0x0000000000660000-memory.dmp

Filesize
2.4MB

Download
memory/2908-131-0x0000000000400000-0x0000000000660000-memory.dmp

Filesize
2.4MB

Download
memory/2908-134-0x0000000000400000-0x0000000000660000-memory.dmp

Filesize
2.4MB

Download
memory/2908-137-0x0000000000400000-0x0000000000660000-memory.dmp

Filesize
2.4MB

Download
memory/2908-142-0x0000000000400000-0x0000000000660000-memory.dmp

Filesize
2.4MB

Download

Analysis

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