ea934dba73517752e0bffab95af515062e49516c428d2e435414685e552d6de0

General

Target

ea934dba73517752e0bffab95af515062e49516c428d2e435414685e552d6de0.exe
Size

272KB
MD5

9a5a1455b7d3963fed90424a5ac5dda6
SHA1

d38c801bb48b9e084404c06bbd441813dc214465
SHA256

ea934dba73517752e0bffab95af515062e49516c428d2e435414685e552d6de0
SHA512

2ab6835e90fa1df5efafa5cc2dc7c55b4ad98003131a177d23771119092895140c39338645c9012a2829c74714043b1ebf8bd973a0fec2d24ac81d536f0faabf
SSDEEP

6144:70GUqscfRLIHbslykKuqi7kKWifFp5ZT0Avo:YGBVflGbslJvqiQKnD5R0Avo

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
312	kphjgzbi.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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	ea934dba73517752e0bffab95af515062e49516c428d2e435414685e552d6de0.exe

Loads dropped DLL 1 IoCs

pid	Process
312	kphjgzbi.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce	ea934dba73517752e0bffab95af515062e49516c428d2e435414685e552d6de0.exe

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

System Information Discovery
T1082

Kills process with taskkill 1 IoCs

evasion

pid	Process
100	taskkill.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4956	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
312	kphjgzbi.exe
312	kphjgzbi.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
312	kphjgzbi.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	100	taskkill.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
312	kphjgzbi.exe
312	kphjgzbi.exe
312	kphjgzbi.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
312	kphjgzbi.exe
312	kphjgzbi.exe
312	kphjgzbi.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4124 wrote to memory of 3692	4124	ea934dba73517752e0bffab95af515062e49516c428d2e435414685e552d6de0.exe	85
PID 4124 wrote to memory of 3692	4124	ea934dba73517752e0bffab95af515062e49516c428d2e435414685e552d6de0.exe	85
PID 4124 wrote to memory of 3692	4124	ea934dba73517752e0bffab95af515062e49516c428d2e435414685e552d6de0.exe	85
PID 3692 wrote to memory of 100	3692	cmd.exe	87
PID 3692 wrote to memory of 100	3692	cmd.exe	87
PID 3692 wrote to memory of 100	3692	cmd.exe	87
PID 3692 wrote to memory of 4956	3692	cmd.exe	88
PID 3692 wrote to memory of 4956	3692	cmd.exe	88
PID 3692 wrote to memory of 4956	3692	cmd.exe	88
PID 3692 wrote to memory of 312	3692	cmd.exe	91
PID 3692 wrote to memory of 312	3692	cmd.exe	91
PID 3692 wrote to memory of 312	3692	cmd.exe	91

C:\Users\Admin\AppData\Local\Temp\ea934dba73517752e0bffab95af515062e49516c428d2e435414685e552d6de0.exe
"C:\Users\Admin\AppData\Local\Temp\ea934dba73517752e0bffab95af515062e49516c428d2e435414685e552d6de0.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4124
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /f /pid 4124 & ping -n 3 127.1 & del /f /q "C:\Users\Admin\AppData\Local\Temp\ea934dba73517752e0bffab95af515062e49516c428d2e435414685e552d6de0.exe" & start C:\Users\Admin\AppData\Local\kphjgzbi.exe -f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3692
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /f /pid 4124
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:100
- - C:\Windows\SysWOW64\PING.EXE
    ping -n 3 127.1
    3⤵
    - Runs ping.exe
    PID:4956
- - C:\Users\Admin\AppData\Local\kphjgzbi.exe
    C:\Users\Admin\AppData\Local\kphjgzbi.exe -f
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SendNotifyMessage
    PID:312

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\kphjgzbi.exe

Filesize
272KB

MD5
9a5a1455b7d3963fed90424a5ac5dda6

SHA1
d38c801bb48b9e084404c06bbd441813dc214465

SHA256
ea934dba73517752e0bffab95af515062e49516c428d2e435414685e552d6de0

SHA512
2ab6835e90fa1df5efafa5cc2dc7c55b4ad98003131a177d23771119092895140c39338645c9012a2829c74714043b1ebf8bd973a0fec2d24ac81d536f0faabf

Download Submit
C:\Users\Admin\AppData\Local\kphjgzbi.exe

Filesize
272KB

MD5
9a5a1455b7d3963fed90424a5ac5dda6

SHA1
d38c801bb48b9e084404c06bbd441813dc214465

SHA256
ea934dba73517752e0bffab95af515062e49516c428d2e435414685e552d6de0

SHA512
2ab6835e90fa1df5efafa5cc2dc7c55b4ad98003131a177d23771119092895140c39338645c9012a2829c74714043b1ebf8bd973a0fec2d24ac81d536f0faabf

Download Submit
C:\Users\Admin\AppData\Local\kphjgzbi.exe

Filesize
272KB

MD5
9a5a1455b7d3963fed90424a5ac5dda6

SHA1
d38c801bb48b9e084404c06bbd441813dc214465

SHA256
ea934dba73517752e0bffab95af515062e49516c428d2e435414685e552d6de0

SHA512
2ab6835e90fa1df5efafa5cc2dc7c55b4ad98003131a177d23771119092895140c39338645c9012a2829c74714043b1ebf8bd973a0fec2d24ac81d536f0faabf

Download Submit

Analysis

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