b4266836e82cc08e5489d49ec514be51e08e29d5dbc3b6b4b6b13eeb33260b8a

General

Target

b4266836e82cc08e5489d49ec514be51e08e29d5dbc3b6b4b6b13eeb33260b8a.exe
Size

607KB
MD5

310e1f556db033c4e191f887e69f1d81
SHA1

4330908430a2f6f6304e989a08cd6c145b8a75d2
SHA256

b4266836e82cc08e5489d49ec514be51e08e29d5dbc3b6b4b6b13eeb33260b8a
SHA512

62b09d0cbeacf68482a84b458957d37eb9a7d8e2c2f8bce92f94785df9e553b9559cf6ae1eea1dd2bb2fd938c4dd564e4d23e701f892ed5546834f5ffb80bb2c
SSDEEP

12288:4FGv69InNqAZkPVXtO08H6EmQcp3XoSH1tZU4P2vr:MGi90qeYO00E3/U4+r

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2008	jlguaji.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1452-55-0x0000000001060000-0x00000000010F8000-memory.dmp	upx
behavioral1/memory/1452-67-0x0000000001060000-0x00000000010F8000-memory.dmp	upx
behavioral1/memory/1452-69-0x0000000001060000-0x00000000010F8000-memory.dmp	upx

Loads dropped DLL 2 IoCs

pid	Process
1452	b4266836e82cc08e5489d49ec514be51e08e29d5dbc3b6b4b6b13eeb33260b8a.exe
1452	b4266836e82cc08e5489d49ec514be51e08e29d5dbc3b6b4b6b13eeb33260b8a.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run	jlguaji.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\urlspace = "C:\\Users\\Admin\\AppData\\Roaming\\Spiritsoft\\urlspirit\\jlguaji.exe -h"	jlguaji.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	jlguaji.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	jlguaji.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
1984	taskkill.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main	jlguaji.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2008	jlguaji.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1984	taskkill.exe

Suspicious use of FindShellTrayWindow 5 IoCs

pid	Process
2008	jlguaji.exe
2008	jlguaji.exe
2008	jlguaji.exe
2008	jlguaji.exe
2008	jlguaji.exe

Suspicious use of SendNotifyMessage 5 IoCs

pid	Process
2008	jlguaji.exe
2008	jlguaji.exe
2008	jlguaji.exe
2008	jlguaji.exe
2008	jlguaji.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2008	jlguaji.exe
2008	jlguaji.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1452 wrote to memory of 1984	1452	b4266836e82cc08e5489d49ec514be51e08e29d5dbc3b6b4b6b13eeb33260b8a.exe	26
PID 1452 wrote to memory of 1984	1452	b4266836e82cc08e5489d49ec514be51e08e29d5dbc3b6b4b6b13eeb33260b8a.exe	26
PID 1452 wrote to memory of 1984	1452	b4266836e82cc08e5489d49ec514be51e08e29d5dbc3b6b4b6b13eeb33260b8a.exe	26
PID 1452 wrote to memory of 1984	1452	b4266836e82cc08e5489d49ec514be51e08e29d5dbc3b6b4b6b13eeb33260b8a.exe	26
PID 1452 wrote to memory of 2008	1452	b4266836e82cc08e5489d49ec514be51e08e29d5dbc3b6b4b6b13eeb33260b8a.exe	28
PID 1452 wrote to memory of 2008	1452	b4266836e82cc08e5489d49ec514be51e08e29d5dbc3b6b4b6b13eeb33260b8a.exe	28
PID 1452 wrote to memory of 2008	1452	b4266836e82cc08e5489d49ec514be51e08e29d5dbc3b6b4b6b13eeb33260b8a.exe	28
PID 1452 wrote to memory of 2008	1452	b4266836e82cc08e5489d49ec514be51e08e29d5dbc3b6b4b6b13eeb33260b8a.exe	28

C:\Users\Admin\AppData\Local\Temp\b4266836e82cc08e5489d49ec514be51e08e29d5dbc3b6b4b6b13eeb33260b8a.exe
"C:\Users\Admin\AppData\Local\Temp\b4266836e82cc08e5489d49ec514be51e08e29d5dbc3b6b4b6b13eeb33260b8a.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1452
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /f /im Ksafetray.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:1984
- C:\Users\Admin\AppData\Roaming\Spiritsoft\urlspirit\jlguaji.exe
  C:\Users\Admin\AppData\Roaming\Spiritsoft\urlspirit\jlguaji.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Checks processor information in registry
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:2008

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Spiritsoft\urlspirit\jlguaji.exe

Filesize
269KB

MD5
bdadd8eab38fcaadf38fc5321285bcca

SHA1
578c348e97a197f8c35cd9cd6ba2ccdb983b9351

SHA256
0ff364e25a375c98a55e6bb0af12f946a5eb0406e0008aa428f87119ab75104e

SHA512
d15d23e29eb74c5cad9d13ec701f8288aa39dfdcf02f6cc61d24a4553c960c5bc3d12135bd74fad8361dfefa61de1de363c2a0b1e3e6ac3018da06a7a3a0a31b

Download Submit
C:\Users\Admin\AppData\Roaming\Spiritsoft\urlspirit\jlguaji.exe

Filesize
269KB

MD5
bdadd8eab38fcaadf38fc5321285bcca

SHA1
578c348e97a197f8c35cd9cd6ba2ccdb983b9351

SHA256
0ff364e25a375c98a55e6bb0af12f946a5eb0406e0008aa428f87119ab75104e

SHA512
d15d23e29eb74c5cad9d13ec701f8288aa39dfdcf02f6cc61d24a4553c960c5bc3d12135bd74fad8361dfefa61de1de363c2a0b1e3e6ac3018da06a7a3a0a31b

Download Submit
\Users\Admin\AppData\Roaming\Spiritsoft\urlspirit\jlguaji.exe

Filesize
269KB

MD5
bdadd8eab38fcaadf38fc5321285bcca

SHA1
578c348e97a197f8c35cd9cd6ba2ccdb983b9351

SHA256
0ff364e25a375c98a55e6bb0af12f946a5eb0406e0008aa428f87119ab75104e

SHA512
d15d23e29eb74c5cad9d13ec701f8288aa39dfdcf02f6cc61d24a4553c960c5bc3d12135bd74fad8361dfefa61de1de363c2a0b1e3e6ac3018da06a7a3a0a31b

Download Submit
\Users\Admin\AppData\Roaming\Spiritsoft\urlspirit\jlguaji.exe

Filesize
269KB

MD5
bdadd8eab38fcaadf38fc5321285bcca

SHA1
578c348e97a197f8c35cd9cd6ba2ccdb983b9351

SHA256
0ff364e25a375c98a55e6bb0af12f946a5eb0406e0008aa428f87119ab75104e

SHA512
d15d23e29eb74c5cad9d13ec701f8288aa39dfdcf02f6cc61d24a4553c960c5bc3d12135bd74fad8361dfefa61de1de363c2a0b1e3e6ac3018da06a7a3a0a31b

Download Submit
memory/1452-54-0x0000000075041000-0x0000000075043000-memory.dmp

Filesize
8KB

Download
memory/1452-67-0x0000000001060000-0x00000000010F8000-memory.dmp

Filesize
608KB

Download
memory/1452-55-0x0000000001060000-0x00000000010F8000-memory.dmp

Filesize
608KB

Download
memory/1452-69-0x0000000001060000-0x00000000010F8000-memory.dmp

Filesize
608KB

Download
memory/2008-62-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2008-65-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2008-66-0x00000000001C0000-0x00000000001C3000-memory.dmp

Filesize
12KB

Download
memory/2008-70-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads