143a1f9b68a412aa70906ec63e9ad00ec082feff9fadefc1d6b3badf788f16d2

General

Target

informationen_zum_transaktions_02JS_2820_JWIOU_29MQ_2001_KA21.pdf.exe
Size

94KB
MD5

dbc35cd99daa5b3f3083e911a43b7c31
SHA1

dcbe9859542d22bc8684d798d9f5227624f5be97
SHA256

47063fabbef0d6759cc4076c988760f82ba0328e878431cce6a3691d052e7b06
SHA512

d8212148e1c5897e1c92b2eb054c9b158eafc49fb3047fe22dd01208c1384212ab388848e746f9c37e2b561975e300fe440fdc9877411f460b4cb7c9666ca641
SSDEEP

1536:CvSM+QtpWT1G9NS89i4XZ0wovNOinmYbGmjBtwiRAd6S9C5Qhkxolh+:Cv3I1G9NnH8vN0eGKBqLMS9cIkxolU

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1200	cmd.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Windows\CurrentVersion\Run\uhbkhryw.exe = "\"C:\\Users\\Admin\\AppData\\Roaming\\Identities\\uhbkhryw.exe\""	Explorer.EXE
Key created	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Windows\CurrentVersion\Run	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
2020	informationen_zum_transaktions_02JS_2820_JWIOU_29MQ_2001_KA21.pdf.exe
2020	informationen_zum_transaktions_02JS_2820_JWIOU_29MQ_2001_KA21.pdf.exe
1280	Explorer.EXE
1280	Explorer.EXE
1280	Explorer.EXE
1280	Explorer.EXE
1280	Explorer.EXE
1280	Explorer.EXE
1280	Explorer.EXE
1280	Explorer.EXE
1280	Explorer.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1280	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2020	informationen_zum_transaktions_02JS_2820_JWIOU_29MQ_2001_KA21.pdf.exe
Token: SeDebugPrivilege	1280	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1280	Explorer.EXE
1280	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1280	Explorer.EXE
1280	Explorer.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2020 wrote to memory of 1200	2020	informationen_zum_transaktions_02JS_2820_JWIOU_29MQ_2001_KA21.pdf.exe	28
PID 2020 wrote to memory of 1200	2020	informationen_zum_transaktions_02JS_2820_JWIOU_29MQ_2001_KA21.pdf.exe	28
PID 2020 wrote to memory of 1200	2020	informationen_zum_transaktions_02JS_2820_JWIOU_29MQ_2001_KA21.pdf.exe	28
PID 2020 wrote to memory of 1200	2020	informationen_zum_transaktions_02JS_2820_JWIOU_29MQ_2001_KA21.pdf.exe	28
PID 2020 wrote to memory of 1280	2020	informationen_zum_transaktions_02JS_2820_JWIOU_29MQ_2001_KA21.pdf.exe	16
PID 1280 wrote to memory of 1136	1280	Explorer.EXE	19
PID 1280 wrote to memory of 1232	1280	Explorer.EXE	18
PID 1280 wrote to memory of 1200	1280	Explorer.EXE	28

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1280
- C:\Users\Admin\AppData\Local\Temp\informationen_zum_transaktions_02JS_2820_JWIOU_29MQ_2001_KA21.pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\informationen_zum_transaktions_02JS_2820_JWIOU_29MQ_2001_KA21.pdf.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2020
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Roaming\MS9082~1.BAT"
    3⤵
    - Deletes itself
    PID:1200

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1232

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1136

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\ms9082233.bat

Filesize
201B

MD5
bb99f7d72df0205d8948b7992769cbe0

SHA1
e1a385de61daf59fd8b2c28909fe97c2abb8a594

SHA256
66455f0804cc4564badb9725e3caede0a6b0d169bd0e35639575b186170d1293

SHA512
1a061584f33a57b700d34542e331e053190c36b0d38db416897804cd6da9bc382a2ca074a8ed02cb8464a30c2e698bac9cc48fa5933fed76520957912131bae8

Download Submit
memory/1136-72-0x0000000001B80000-0x0000000001B97000-memory.dmp

Filesize
92KB

Download
memory/1136-69-0x00000000374D0000-0x00000000374E0000-memory.dmp

Filesize
64KB

Download
memory/1200-67-0x0000000000080000-0x0000000000094000-memory.dmp

Filesize
80KB

Download
memory/1232-70-0x00000000374D0000-0x00000000374E0000-memory.dmp

Filesize
64KB

Download
memory/1232-73-0x00000000001A0000-0x00000000001B7000-memory.dmp

Filesize
92KB

Download
memory/1280-62-0x00000000374D0000-0x00000000374E0000-memory.dmp

Filesize
64KB

Download
memory/1280-58-0x0000000002940000-0x0000000002957000-memory.dmp

Filesize
92KB

Download
memory/1280-74-0x0000000002940000-0x0000000002957000-memory.dmp

Filesize
92KB

Download
memory/1280-75-0x000007FEF67F0000-0x000007FEF6933000-memory.dmp

Filesize
1.3MB

Download
memory/1280-76-0x000007FE7DDC0000-0x000007FE7DDCA000-memory.dmp

Filesize
40KB

Download
memory/2020-60-0x0000000000110000-0x000000000011E000-memory.dmp

Filesize
56KB

Download
memory/2020-61-0x0000000000A40000-0x0000000000A5B000-memory.dmp

Filesize
108KB

Download
memory/2020-54-0x0000000075C21000-0x0000000075C23000-memory.dmp

Filesize
8KB

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Analysis

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