fd7560012fd41454c9c2896507bec3f6b32e04d0b8b309e6fd923d071dac1264

General

Target

b83f11d3feaa975cc5f1fe9b8e863466.exe
Size

132KB
MD5

b83f11d3feaa975cc5f1fe9b8e863466
SHA1

95ec11b20109505bd303088310d5ce407de04528
SHA256

fd7560012fd41454c9c2896507bec3f6b32e04d0b8b309e6fd923d071dac1264
SHA512

0cbffa522d62e6e6fe4aa60e5f09551a07fbcf6141f0a1ab599c2eb628090f263224cb318bdcfe757151b1771a36ec2647430fee8e06bb5fcb0b28525f469844
SSDEEP

3072:y2wj60yPQJfe+J6c77oGzbXcPnPIgQ57py1wDXOQU:wjJznoQ6ggQ1g1E

Score

8^/10

persistence upx

Malware Config

Signatures

Adds policy Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run	winhost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\DX7YNK243Q73 = "C:\\Users\\Admin\\AppData\\Roaming\\IMD9TGSJ.exe"	winhost.exe
Key created	\REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\run	winhost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\DX7YNK243Q73 = "C:\\Users\\Admin\\AppData\\Roaming\\IMD9TGSJ.exe"	winhost.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Control Panel\International\Geo\Nation	b83f11d3feaa975cc5f1fe9b8e863466.exe

Executes dropped EXE 2 IoCs

pid	Process
4768	winini.exe
3372	winhost.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3372-21-0x0000000000400000-0x0000000000420000-memory.dmp	upx
behavioral2/memory/3372-27-0x0000000000400000-0x0000000000420000-memory.dmp	upx
behavioral2/memory/3372-28-0x0000000000400000-0x0000000000420000-memory.dmp	upx
behavioral2/memory/3372-31-0x0000000000400000-0x0000000000420000-memory.dmp	upx

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Live = "C:\\Users\\Admin\\AppData\\Local\\Temp\\winini.exe"	winini.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\DX7YNK243Q73 = "C:\\Users\\Admin\\AppData\\Roaming\\IMD9TGSJ.exe"	winhost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\DX7YNK243Q73 = "C:\\Users\\Admin\\AppData\\Roaming\\IMD9TGSJ.exe"	winhost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4768 set thread context of 3372	4768	winini.exe	92

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4768	winini.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3372	winhost.exe
3372	winhost.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3304 wrote to memory of 4768	3304	b83f11d3feaa975cc5f1fe9b8e863466.exe	91
PID 3304 wrote to memory of 4768	3304	b83f11d3feaa975cc5f1fe9b8e863466.exe	91
PID 3304 wrote to memory of 4768	3304	b83f11d3feaa975cc5f1fe9b8e863466.exe	91
PID 4768 wrote to memory of 3372	4768	winini.exe	92
PID 4768 wrote to memory of 3372	4768	winini.exe	92
PID 4768 wrote to memory of 3372	4768	winini.exe	92
PID 4768 wrote to memory of 3372	4768	winini.exe	92
PID 4768 wrote to memory of 3372	4768	winini.exe	92
PID 4768 wrote to memory of 3372	4768	winini.exe	92
PID 4768 wrote to memory of 3372	4768	winini.exe	92
PID 4768 wrote to memory of 3372	4768	winini.exe	92

C:\Users\Admin\AppData\Local\Temp\b83f11d3feaa975cc5f1fe9b8e863466.exe
"C:\Users\Admin\AppData\Local\Temp\b83f11d3feaa975cc5f1fe9b8e863466.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3304
- C:\Users\Admin\AppData\Local\Temp\winini.exe
  "C:\Users\Admin\AppData\Local\Temp\winini.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4768
- - C:\Users\Admin\AppData\Local\Temp\winhost.exe
    C:\Users\Admin\AppData\Local\Temp\winhost.exe
    3⤵
    - Adds policy Run key to start application
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of SetWindowsHookEx
    PID:3372

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\winhost.exe

Filesize
34KB

MD5
e118330b4629b12368d91b9df6488be0

SHA1
ce90218c7e3b90df2a3409ec253048bb6472c2fd

SHA256
3a0f2936b8c45e8ba3458d69d7859a63844469e698652e15fb56639d32f40cc9

SHA512
ac91c04cb20223dbaaf594440cb778dff36e857921be427c8528ba4c6cdb3e8bf8e71e1ae8af7bde9c04ff5b97b379231625bc1a2b66aba2f98cd340cd8a94b0

Download Submit
C:\Users\Admin\AppData\Local\Temp\winini.exe

Filesize
80KB

MD5
6dc7d1c6ce33ff5ce185ae96d9325b20

SHA1
e075e2ab356ee1e1f8adfe497bfd0a0b02e86014

SHA256
545f9cfb5319c2ff9892612fefd018f436b64127c055e269cda95163b9f3322b

SHA512
61897e422b7263b02adad5bc0959b24ab3418acf057e2364e37ead4ae7c2140eeabc0b5294a083e119e165c2979d801a4710b4989c5ac230631ae059f6850dde

Download Submit
memory/3304-1-0x0000000001A70000-0x0000000001A80000-memory.dmp

Filesize
64KB

Download
memory/3304-2-0x00000000745C0000-0x0000000074B71000-memory.dmp

Filesize
5.7MB

Download
memory/3304-15-0x00000000745C0000-0x0000000074B71000-memory.dmp

Filesize
5.7MB

Download
memory/3304-0-0x00000000745C0000-0x0000000074B71000-memory.dmp

Filesize
5.7MB

Download
memory/3372-27-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3372-31-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3372-21-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3372-28-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4768-17-0x0000000001960000-0x0000000001970000-memory.dmp

Filesize
64KB

Download
memory/4768-26-0x00000000745C0000-0x0000000074B71000-memory.dmp

Filesize
5.7MB

Download
memory/4768-20-0x00000000745C0000-0x0000000074B71000-memory.dmp

Filesize
5.7MB

Download
memory/4768-16-0x00000000745C0000-0x0000000074B71000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads