aab27bd5547d35dc159288f3b5b8760f21b0cfec86e8f0032b49dd0410f232bc

General

Target

mingw-get-setup.exe
Size

84KB
MD5

92d905bdfe13c798a2cda2bbacdad932
SHA1

66f1355f16ac1e328243e877880eb6e45e8b30e2
SHA256

aab27bd5547d35dc159288f3b5b8760f21b0cfec86e8f0032b49dd0410f232bc
SHA512

5c96c7be222d5c836402df302f5a1866df72bcad3d13643e8703e536cea9c6e42fde344ca79d564051fd3cd93326e834b3c4b7f59e5591d61cba3d59b7c9a180
SSDEEP

1536:+sE5jlwWrw6I3N8SFsngkZ4nJ9jHZN+4Ie6fFF6rS7cnouy8VAt:tE5Rw6GN8wsngi4nJ7N+P7Foc8outy

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 2 IoCs

pid	Process
3940	mingw-get-setup.exe
3940	mingw-get-setup.exe

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/3940-0-0x0000000000400000-0x0000000000438000-memory.dmp	upx
behavioral1/memory/3940-287-0x0000000000400000-0x0000000000438000-memory.dmp	upx
behavioral1/memory/3940-290-0x0000000000400000-0x0000000000438000-memory.dmp	upx
behavioral1/memory/3940-297-0x0000000000400000-0x0000000000438000-memory.dmp	upx

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
556	3940	WerFault.exe	79

System Location Discovery: System Language Discovery 1 TTPs 3 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	mingw-get-setup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wscript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wscript.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3940 wrote to memory of 1448	3940	mingw-get-setup.exe	84
PID 3940 wrote to memory of 1448	3940	mingw-get-setup.exe	84
PID 3940 wrote to memory of 1448	3940	mingw-get-setup.exe	84
PID 3940 wrote to memory of 2496	3940	mingw-get-setup.exe	85
PID 3940 wrote to memory of 2496	3940	mingw-get-setup.exe	85
PID 3940 wrote to memory of 2496	3940	mingw-get-setup.exe	85

C:\Users\Admin\AppData\Local\Temp\mingw-get-setup.exe
"C:\Users\Admin\AppData\Local\Temp\mingw-get-setup.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3940
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3940 -s 1192
  2⤵
  - Program crash
  PID:556
- C:\Windows\SysWOW64\wscript.exe
  wscript -nologo C:\MinGW\libexec\mingw-get\shlink.js --all-users --start-menu --description "MinGW Installation Manager" C:\MinGW\libexec\mingw-get\guimain.exe "MinGW Installation Manager"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1448
- C:\Windows\SysWOW64\wscript.exe
  wscript -nologo C:\MinGW\libexec\mingw-get\shlink.js --all-users --desktop --description "MinGW Installation Manager" C:\MinGW\libexec\mingw-get\guimain.exe "MinGW Installer"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2496

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3940 -ip 3940
1⤵
PID:1376

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

JavaScript

1

T1059.007

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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:\MinGW\libexec\mingw-get\guimain.exe

Filesize
141KB

MD5
63dd6168efccf34442141bc6a30ca4b5

SHA1
4215e4157baeb2709ddf46aa23bae3512c388c16

SHA256
f3d7c1f06a99cd9fd9e1b52b18b031171617e30a884eaacf210f4e02caca8d25

SHA512
6bac1514408c83607de3e381828cb74fa9e24b72860ca3f1245c25a111e1e61346a37fd2e1cbcf553097ce1f7f149beb188364e844ce959ac7f4d0a14bb01339

Download Submit
C:\MinGW\libexec\mingw-get\mingw-get-0.dll

Filesize
550KB

MD5
2188006826da68eeb29cb3f16f385263

SHA1
5be8b4740e38f9e7461471bcc4da089a041740e1

SHA256
a481512fce53e3180e68701a5cdc2b82c8d89757cf7b7e1330e10d9f5f4ccaa2

SHA512
4c72601c65e81ca878d96432377827fa36cef9b3a058cf33a12da80dd0bbb607df92f6799ef1b1cab974896fddf1c66202b57b050b4fd05510f19ca29ab43aa3

Download Submit
C:\MinGW\libexec\mingw-get\mingw-get-setup-0.dll

Filesize
133KB

MD5
10f72745741618404c3aea7422b9e110

SHA1
e40ee03d1488a80e608e67b2eee1bab491240fe6

SHA256
5c45a7439d127c09b74fa16a0b300fb290ba15d316397579985464be484b8e17

SHA512
9ed7132fcacc812cbf50d7997bf1e7239e05498d1749fe765c05fa5b8cde0bcfdbed45aec2cf4c61c31ccc9dfe2fd25288c7bee8bc9e33dda24508724ed9d3d2

Download Submit
C:\MinGW\libexec\mingw-get\shlink.js

Filesize
10KB

MD5
7c05fb7cfcb8af75cc51f0e5b5b8a63f

SHA1
7344f388103e4aceaf9bb2088afc8bf39b6da184

SHA256
a4d51113d10de71cde294e76ddd63e35273a33c4321eb50d804264ca97c51331

SHA512
9bf2b1c262fe7bbd26ac2367526c14d3bb9aab56d35e2cc149885412fd6b6e82f60c66de8ef39190cc9782c65e99471420d8e53695d7d25220d29c9ee4fcf7b5

Download Submit
memory/3940-281-0x0000000067A40000-0x0000000067A6B000-memory.dmp

Filesize
172KB

Download
memory/3940-278-0x0000000067A40000-0x0000000067A6B000-memory.dmp

Filesize
172KB

Download
memory/3940-287-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/3940-284-0x0000000067A40000-0x0000000067A6B000-memory.dmp

Filesize
172KB

Download
memory/3940-283-0x0000000067A40000-0x0000000067A6B000-memory.dmp

Filesize
172KB

Download
memory/3940-282-0x0000000067A40000-0x0000000067A6B000-memory.dmp

Filesize
172KB

Download
memory/3940-0-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/3940-280-0x0000000067A40000-0x0000000067A6B000-memory.dmp

Filesize
172KB

Download
memory/3940-279-0x0000000067A40000-0x0000000067A6B000-memory.dmp

Filesize
172KB

Download
memory/3940-288-0x0000000067A41000-0x0000000067A54000-memory.dmp

Filesize
76KB

Download
memory/3940-277-0x0000000067A40000-0x0000000067A6B000-memory.dmp

Filesize
172KB

Download
memory/3940-276-0x0000000067A40000-0x0000000067A6B000-memory.dmp

Filesize
172KB

Download
memory/3940-275-0x0000000067A40000-0x0000000067A6B000-memory.dmp

Filesize
172KB

Download
memory/3940-274-0x0000000067A40000-0x0000000067A6B000-memory.dmp

Filesize
172KB

Download
memory/3940-290-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/3940-289-0x0000000067A40000-0x0000000067A6B000-memory.dmp

Filesize
172KB

Download
memory/3940-285-0x0000000067A40000-0x0000000067A6B000-memory.dmp

Filesize
172KB

Download
memory/3940-297-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download

Analysis

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