4e6b4a6b0f88369b10ab84afe4529ea7b4784707b3b5caa882e41050abbc6549

General

Target

723-130-2025.exe
Size

1.1MB
MD5

1cf5ecd1b8b508ae3c6a04a3341439f3
SHA1

e97b3bb75997b8faa8d54975e8dec5b3cd0f3a71
SHA256

a82f8608d3e988686365f5a95c721ed3669a088b4f48181cac546e85a1c81104
SHA512

e676a40018ba9e46290c6b15cbe444ec966467a531e2cc3a65939fa36d90c467f22a6baa5277443ce314e1f663d937519a26574f4920850663c67a539f4832a4
SSDEEP

24576:mAHnh+eWsN3skA4RV1Hom2KXFmIaQhxZhzOq3Q5:Bh+ZkldoPK1XaQhxZtJm

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
2936	netbtugc.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2108 set thread context of 2548	2108	723-130-2025.exe	30
PID 2548 set thread context of 2108	2548	svchost.exe	29
PID 2548 set thread context of 2936	2548	svchost.exe	32
PID 2936 set thread context of 1100	2936	netbtugc.exe	18

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2564	2108	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 2 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	723-130-2025.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netbtugc.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-1163522206-1469769407-485553996-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	netbtugc.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
2548	svchost.exe
2548	svchost.exe
2548	svchost.exe
2548	svchost.exe
2936	netbtugc.exe
2936	netbtugc.exe
2936	netbtugc.exe
2936	netbtugc.exe
2936	netbtugc.exe
2936	netbtugc.exe
2936	netbtugc.exe
2936	netbtugc.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2108	723-130-2025.exe
2548	svchost.exe
2108	723-130-2025.exe
2108	723-130-2025.exe
2936	netbtugc.exe
2936	netbtugc.exe

Suspicious use of FindShellTrayWindow 6 IoCs

pid	Process
2108	723-130-2025.exe
2108	723-130-2025.exe
1100	Explorer.EXE
1100	Explorer.EXE
1100	Explorer.EXE
1100	Explorer.EXE

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
2108	723-130-2025.exe
2108	723-130-2025.exe
1100	Explorer.EXE
1100	Explorer.EXE

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2108 wrote to memory of 2548	2108	723-130-2025.exe	30
PID 2108 wrote to memory of 2548	2108	723-130-2025.exe	30
PID 2108 wrote to memory of 2548	2108	723-130-2025.exe	30
PID 2108 wrote to memory of 2548	2108	723-130-2025.exe	30
PID 2108 wrote to memory of 2548	2108	723-130-2025.exe	30
PID 2108 wrote to memory of 2564	2108	723-130-2025.exe	31
PID 2108 wrote to memory of 2564	2108	723-130-2025.exe	31
PID 2108 wrote to memory of 2564	2108	723-130-2025.exe	31
PID 2108 wrote to memory of 2564	2108	723-130-2025.exe	31
PID 2108 wrote to memory of 2936	2108	723-130-2025.exe	32
PID 2108 wrote to memory of 2936	2108	723-130-2025.exe	32
PID 2108 wrote to memory of 2936	2108	723-130-2025.exe	32
PID 2108 wrote to memory of 2936	2108	723-130-2025.exe	32

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1100
- C:\Users\Admin\AppData\Local\Temp\723-130-2025.exe
  "C:\Users\Admin\AppData\Local\Temp\723-130-2025.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:2108
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\723-130-2025.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    PID:2548
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2108 -s 316
    3⤵
    - Program crash
    PID:2564
- - C:\Windows\SysWOW64\netbtugc.exe
    "C:\Windows\SysWOW64\netbtugc.exe"
    3⤵
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Modifies Internet Explorer settings
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    PID:2936

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

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\Temp\antiprimer

Filesize
264KB

MD5
db188804ef5ffa5fafa804b555dd40b9

SHA1
a181d975979f35d6ca17a736d3c143a75e63e6d7

SHA256
0c302426b73d5cb269aad18c78dc2616f5faeb1a0b2b88b999d6cd623f8cb723

SHA512
d872aba3b3e78e2c6f0094d724bacee36289a27e08de596bd047f673d3cd3c429bd6001b076cf79bdd5f9174815f361b10a6ea2923ca3dfdcdb84f184eddeae8

Download Submit
C:\Users\Admin\AppData\Local\Temp\vvylqxvp.zip

Filesize
484KB

MD5
3bcbd3b08e4a8843fda34512623960a2

SHA1
244d3df69bbc09a43d4af3de5165f50506b8d7af

SHA256
7db638aa6b205aadba193dc7803a7e73eb07bbeeacbacad3a65978093e78673c

SHA512
914f366aab61ed2c13a87ee07e6a4b7aeffe4689c28014fab786244127852a19b7c1ae58bd8dd11840415035290373922f39b628c2409f68569cbf0b8a57e639

Download Submit
\Users\Admin\AppData\Local\Temp\sqlite3.dll

Filesize
922KB

MD5
dda1b03a5cd2ca37c96b7daf5e3a8ed7

SHA1
c70e5f58e61980d39608f0795879bf012dbbbca2

SHA256
79f86c1edbbc69652a03a0f5667b3985bcf1e19f16fa3b8c7934e5b97ab8586d

SHA512
bf83648c9b5d6d65b2c8409d262a1b7421d2cb13d6c759ec5f352c2d1c5adff3ee2395250fbdfe3590f25fe96bf6b40c2d82a8e7eecaab03be2e6a398e83981f

Download Submit
memory/1100-25-0x0000000003B70000-0x0000000003C70000-memory.dmp

Filesize
1024KB

Download
memory/1100-30-0x0000000005160000-0x0000000005256000-memory.dmp

Filesize
984KB

Download
memory/1100-29-0x0000000005160000-0x0000000005256000-memory.dmp

Filesize
984KB

Download
memory/1100-28-0x0000000005160000-0x0000000005256000-memory.dmp

Filesize
984KB

Download
memory/2108-12-0x0000000000870000-0x0000000000C70000-memory.dmp

Filesize
4.0MB

Download
memory/2108-15-0x0000000002A30000-0x0000000003030000-memory.dmp

Filesize
6.0MB

Download
memory/2108-16-0x0000000000870000-0x0000000000C70000-memory.dmp

Filesize
4.0MB

Download
memory/2108-19-0x0000000002A30000-0x0000000003030000-memory.dmp

Filesize
6.0MB

Download
memory/2548-17-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2548-21-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2548-14-0x0000000000B20000-0x0000000000E23000-memory.dmp

Filesize
3.0MB

Download
memory/2548-13-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2936-23-0x0000000000080000-0x00000000000BF000-memory.dmp

Filesize
252KB

Download
memory/2936-24-0x0000000000450000-0x00000000004F0000-memory.dmp

Filesize
640KB

Download
memory/2936-22-0x00000000007E0000-0x0000000000AE3000-memory.dmp

Filesize
3.0MB

Download
memory/2936-26-0x0000000000080000-0x00000000000BF000-memory.dmp

Filesize
252KB

Download
memory/2936-27-0x0000000000450000-0x00000000004F0000-memory.dmp

Filesize
640KB

Download
memory/2936-20-0x0000000000080000-0x00000000000BF000-memory.dmp

Filesize
252KB

Download
memory/2936-18-0x0000000000080000-0x00000000000BF000-memory.dmp

Filesize
252KB

Download
memory/2936-67-0x0000000000080000-0x00000000000BF000-memory.dmp

Filesize
252KB

Download
memory/2936-68-0x0000000061E00000-0x0000000061ED2000-memory.dmp

Filesize
840KB

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Analysis

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