08eb80fefedc517ec37e3f6a10f859394283729516419a81c119d9393c5c3cf2

General

Target

08eb80fefedc517ec37e3f6a10f859394283729516419a81c119d9393c5c3cf2.exe
Size

336KB
MD5

d96339e43ff5ba6eece388ea5207dc1a
SHA1

50d4869e77c69f26baf059340ba118cabba62224
SHA256

08eb80fefedc517ec37e3f6a10f859394283729516419a81c119d9393c5c3cf2
SHA512

b47ab476dcd7694586a55fa48d4470d9b1173b05138b6249ccf5758de52fb82618b10dd3286a623cd4aeeb0920bff992169cb917c4af5e5a659b63988f70c2bf
SSDEEP

6144:d3naj96sWrnc/ZKBgwioSPrzq1UUiGjoSiA5bmd:9naM8EBVSPvqJiGjoSi86d

Score

9^/10

Malware Config

Signatures

UPX dump on OEP (original entry point) 8 IoCs

resource	yara_rule
behavioral2/memory/4532-0-0x0000000000400000-0x00000000005B3000-memory.dmp	UPX
behavioral2/files/0x000800000002340a-16.dat	UPX
behavioral2/memory/4532-28-0x0000000000400000-0x00000000005B3000-memory.dmp	UPX
behavioral2/memory/2692-32-0x0000000000400000-0x0000000000409000-memory.dmp	UPX
behavioral2/memory/2692-35-0x0000000000400000-0x0000000000409000-memory.dmp	UPX
behavioral2/memory/3944-38-0x0000000000400000-0x00000000005B3000-memory.dmp	UPX
behavioral2/memory/2692-37-0x0000000000400000-0x0000000000409000-memory.dmp	UPX
behavioral2/memory/2692-41-0x0000000000400000-0x0000000000409000-memory.dmp	UPX

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-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	08eb80fefedc517ec37e3f6a10f859394283729516419a81c119d9393c5c3cf2.exe

Executes dropped EXE 2 IoCs

pid	Process
3944	jusched121.exe
2692	jusched121.exe

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4532-0-0x0000000000400000-0x00000000005B3000-memory.dmp	upx
behavioral2/files/0x000800000002340a-16.dat	upx
behavioral2/memory/4532-28-0x0000000000400000-0x00000000005B3000-memory.dmp	upx
behavioral2/memory/2692-32-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral2/memory/2692-35-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral2/memory/3944-38-0x0000000000400000-0x00000000005B3000-memory.dmp	upx
behavioral2/memory/2692-37-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral2/memory/2692-41-0x0000000000400000-0x0000000000409000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\849753894 = "C:\\Users\\Admin\\AppData\\Roaming\\jusched121.exe"	reg.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3944 set thread context of 0	3944	jusched121.exe
PID 3944 set thread context of 2692	3944	jusched121.exe	89

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	2692	jusched121.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
4532	08eb80fefedc517ec37e3f6a10f859394283729516419a81c119d9393c5c3cf2.exe
3944	jusched121.exe
2692	jusched121.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 4532 wrote to memory of 2796	4532	08eb80fefedc517ec37e3f6a10f859394283729516419a81c119d9393c5c3cf2.exe	82
PID 4532 wrote to memory of 2796	4532	08eb80fefedc517ec37e3f6a10f859394283729516419a81c119d9393c5c3cf2.exe	82
PID 4532 wrote to memory of 2796	4532	08eb80fefedc517ec37e3f6a10f859394283729516419a81c119d9393c5c3cf2.exe	82
PID 2796 wrote to memory of 4504	2796	cmd.exe	86
PID 2796 wrote to memory of 4504	2796	cmd.exe	86
PID 2796 wrote to memory of 4504	2796	cmd.exe	86
PID 4532 wrote to memory of 3944	4532	08eb80fefedc517ec37e3f6a10f859394283729516419a81c119d9393c5c3cf2.exe	88
PID 4532 wrote to memory of 3944	4532	08eb80fefedc517ec37e3f6a10f859394283729516419a81c119d9393c5c3cf2.exe	88
PID 4532 wrote to memory of 3944	4532	08eb80fefedc517ec37e3f6a10f859394283729516419a81c119d9393c5c3cf2.exe	88
PID 3944 wrote to memory of 0	3944	jusched121.exe
PID 3944 wrote to memory of 0	3944	jusched121.exe
PID 3944 wrote to memory of 0	3944	jusched121.exe
PID 3944 wrote to memory of 0	3944	jusched121.exe
PID 3944 wrote to memory of 0	3944	jusched121.exe
PID 3944 wrote to memory of 2692	3944	jusched121.exe	89
PID 3944 wrote to memory of 2692	3944	jusched121.exe	89
PID 3944 wrote to memory of 2692	3944	jusched121.exe	89
PID 3944 wrote to memory of 2692	3944	jusched121.exe	89
PID 3944 wrote to memory of 2692	3944	jusched121.exe	89
PID 3944 wrote to memory of 2692	3944	jusched121.exe	89
PID 3944 wrote to memory of 2692	3944	jusched121.exe	89
PID 3944 wrote to memory of 2692	3944	jusched121.exe	89

C:\Users\Admin\AppData\Local\Temp\08eb80fefedc517ec37e3f6a10f859394283729516419a81c119d9393c5c3cf2.exe
"C:\Users\Admin\AppData\Local\Temp\08eb80fefedc517ec37e3f6a10f859394283729516419a81c119d9393c5c3cf2.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4532
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\yKJED.bat" "
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2796
- - C:\Windows\SysWOW64\reg.exe
    REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "849753894" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\jusched121.exe" /f
    3⤵
    - Adds Run key to start application
    PID:4504
- C:\Users\Admin\AppData\Roaming\jusched121.exe
  "C:\Users\Admin\AppData\Roaming\jusched121.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3944
- - C:\Users\Admin\AppData\Roaming\jusched121.exe
    C:\Users\Admin\AppData\Roaming\jusched121.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:2692

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

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\yKJED.txt

Filesize
141B

MD5
f29af156d2290b132c12fc7a52b915e7

SHA1
de5dd6043c236ef9306ff49b7fbf262610f22f24

SHA256
e9f28b9b7c75824f287698650968b9812525409ac5e5095b5d49247da3ffa99b

SHA512
bd9fca2bb4c609cb6887b9d8532a51611a090b2234dbcd2f4c735e3040bf10128fd5e26fd9d9e4afe47518b12d66e26e35db7802ef00f15ebf232cf2a634e7aa

Download Submit
C:\Users\Admin\AppData\Roaming\jusched121.txt

Filesize
336KB

MD5
b607aa1e7def7d5ebdacd74ab6335261

SHA1
08da183b661e4ba076e693f4a675d72fbcfaaac4

SHA256
21451bfaaaf9114f02ba650b4ff2350bdac41546289cc26c4f446d360c3958e1

SHA512
7a23443c58f3838e2106bfda9a06ceae3b1aa36f3a855edf1fbff17d3f66490a3f78742183d251bd3ea7fdbd0b8030a1f990d803d31b641148c22341ec3b4c43

Download Submit
memory/2692-32-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2692-35-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2692-37-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2692-41-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3944-38-0x0000000000400000-0x00000000005B3000-memory.dmp

Filesize
1.7MB

Download
memory/4532-0-0x0000000000400000-0x00000000005B3000-memory.dmp

Filesize
1.7MB

Download
memory/4532-28-0x0000000000400000-0x00000000005B3000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads