c450e99f9cbb86c7e320ee8b61417ef0d5a6d8979287f22b8c5297b0fd8ae3f6

General

Target

de_0000239029_rechnung_scan_hp_28_0000000904_page_2_10_01_05_id_00291002098.exe
Size

212KB
MD5

f196726cb3ad205c35e6774f2dfc506d
SHA1

3509d67230073720cd38cc5e430a6166263388c6
SHA256

f3ec41acbd141572f40d6f62a2838325980d255ea17490767851bfa250e645e7
SHA512

2e90a2c7ac3475ae70b41a616861ed8193ac21d95a4ad61c505d9f206645b47dc35e7ac6968bc107e1cc32a115cc2e5d2217ef06af7e8501a7989a8603e930b5
SSDEEP

3072:52V3AKem3MIsNLH51FJNv4ObPCdYZcV/x6xc3AmBsB6ExmOJ85Ja:AV3Alm7sNLZLJNwCl8x93AdUEJ3

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
860	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
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run	Explorer.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ianvmjrr.exe = "\"C:\\Users\\Admin\\AppData\\Roaming\\Identities\\ianvmjrr.exe\""	Explorer.EXE

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1324 set thread context of 1284	1324	de_0000239029_rechnung_scan_hp_28_0000000904_page_2_10_01_05_id_00291002098.exe	28

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
1324	de_0000239029_rechnung_scan_hp_28_0000000904_page_2_10_01_05_id_00291002098.exe
1284	de_0000239029_rechnung_scan_hp_28_0000000904_page_2_10_01_05_id_00291002098.exe
1284	de_0000239029_rechnung_scan_hp_28_0000000904_page_2_10_01_05_id_00291002098.exe
1276	Explorer.EXE
1276	Explorer.EXE
1276	Explorer.EXE
1276	Explorer.EXE
1276	Explorer.EXE
1276	Explorer.EXE
1276	Explorer.EXE
1276	Explorer.EXE
1276	Explorer.EXE
1276	Explorer.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1276	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1284	de_0000239029_rechnung_scan_hp_28_0000000904_page_2_10_01_05_id_00291002098.exe
Token: SeDebugPrivilege	1276	Explorer.EXE
Token: SeShutdownPrivilege	1276	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1276	Explorer.EXE
1276	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1276	Explorer.EXE
1276	Explorer.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1324	de_0000239029_rechnung_scan_hp_28_0000000904_page_2_10_01_05_id_00291002098.exe
1324	de_0000239029_rechnung_scan_hp_28_0000000904_page_2_10_01_05_id_00291002098.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
1276	Explorer.EXE

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1324 wrote to memory of 1284	1324	de_0000239029_rechnung_scan_hp_28_0000000904_page_2_10_01_05_id_00291002098.exe	28
PID 1324 wrote to memory of 1284	1324	de_0000239029_rechnung_scan_hp_28_0000000904_page_2_10_01_05_id_00291002098.exe	28
PID 1324 wrote to memory of 1284	1324	de_0000239029_rechnung_scan_hp_28_0000000904_page_2_10_01_05_id_00291002098.exe	28
PID 1324 wrote to memory of 1284	1324	de_0000239029_rechnung_scan_hp_28_0000000904_page_2_10_01_05_id_00291002098.exe	28
PID 1324 wrote to memory of 1284	1324	de_0000239029_rechnung_scan_hp_28_0000000904_page_2_10_01_05_id_00291002098.exe	28
PID 1324 wrote to memory of 1284	1324	de_0000239029_rechnung_scan_hp_28_0000000904_page_2_10_01_05_id_00291002098.exe	28
PID 1324 wrote to memory of 1284	1324	de_0000239029_rechnung_scan_hp_28_0000000904_page_2_10_01_05_id_00291002098.exe	28
PID 1324 wrote to memory of 1284	1324	de_0000239029_rechnung_scan_hp_28_0000000904_page_2_10_01_05_id_00291002098.exe	28
PID 1324 wrote to memory of 1284	1324	de_0000239029_rechnung_scan_hp_28_0000000904_page_2_10_01_05_id_00291002098.exe	28
PID 1324 wrote to memory of 1284	1324	de_0000239029_rechnung_scan_hp_28_0000000904_page_2_10_01_05_id_00291002098.exe	28
PID 1284 wrote to memory of 860	1284	de_0000239029_rechnung_scan_hp_28_0000000904_page_2_10_01_05_id_00291002098.exe	29
PID 1284 wrote to memory of 860	1284	de_0000239029_rechnung_scan_hp_28_0000000904_page_2_10_01_05_id_00291002098.exe	29
PID 1284 wrote to memory of 860	1284	de_0000239029_rechnung_scan_hp_28_0000000904_page_2_10_01_05_id_00291002098.exe	29
PID 1284 wrote to memory of 860	1284	de_0000239029_rechnung_scan_hp_28_0000000904_page_2_10_01_05_id_00291002098.exe	29
PID 1284 wrote to memory of 1276	1284	de_0000239029_rechnung_scan_hp_28_0000000904_page_2_10_01_05_id_00291002098.exe	13
PID 1276 wrote to memory of 1128	1276	Explorer.EXE	15
PID 1276 wrote to memory of 1128	1276	Explorer.EXE	15
PID 1276 wrote to memory of 1240	1276	Explorer.EXE	14
PID 1276 wrote to memory of 860	1276	Explorer.EXE	29
PID 1276 wrote to memory of 860	1276	Explorer.EXE	29

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 UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1276
- C:\Users\Admin\AppData\Local\Temp\de_0000239029_rechnung_scan_hp_28_0000000904_page_2_10_01_05_id_00291002098.exe
  "C:\Users\Admin\AppData\Local\Temp\de_0000239029_rechnung_scan_hp_28_0000000904_page_2_10_01_05_id_00291002098.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1324
- - C:\Users\Admin\AppData\Local\Temp\de_0000239029_rechnung_scan_hp_28_0000000904_page_2_10_01_05_id_00291002098.exe
    C:\Users\Admin\AppData\Local\Temp\de_0000239029_rechnung_scan_hp_28_0000000904_page_2_10_01_05_id_00291002098.exe
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1284
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Roaming\MS3818~1.BAT"
      4⤵
      Deletes itself
      PID:860

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1240

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1128

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\ms3818398.bat

Filesize
201B

MD5
c67593fff02ad97fbf70d06297d03880

SHA1
3a1f8927f74d8d92e463093092c5945650b904dc

SHA256
8efce9ed30fcc4d815a39b52072cab7c0840a3d7894eb6acb13868f6ccaa13fe

SHA512
657602396b0ed373a6ccbecf50fd528bb21992288d52cfd6cedea3d77ce04b6c351d3ee1bf8ca462465face1cbf855236458658725d2631e7ed63acbd2eba401

Download Submit
memory/860-84-0x00000000000F0000-0x0000000000104000-memory.dmp

Filesize
80KB

Download
memory/1128-83-0x00000000372F0000-0x0000000037300000-memory.dmp

Filesize
64KB

Download
memory/1128-90-0x00000000002F0000-0x0000000000307000-memory.dmp

Filesize
92KB

Download
memory/1128-92-0x00000000002D0000-0x00000000002E7000-memory.dmp

Filesize
92KB

Download
memory/1128-81-0x00000000372F0000-0x0000000037300000-memory.dmp

Filesize
64KB

Download
memory/1240-86-0x00000000372F0000-0x0000000037300000-memory.dmp

Filesize
64KB

Download
memory/1240-93-0x0000000001AD0000-0x0000000001AE7000-memory.dmp

Filesize
92KB

Download
memory/1276-88-0x0000000001DF0000-0x0000000001E07000-memory.dmp

Filesize
92KB

Download
memory/1276-75-0x00000000372F0000-0x0000000037300000-memory.dmp

Filesize
64KB

Download
memory/1276-94-0x0000000001DF0000-0x0000000001E07000-memory.dmp

Filesize
92KB

Download
memory/1276-72-0x0000000001DF0000-0x0000000001E07000-memory.dmp

Filesize
92KB

Download
memory/1284-63-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1284-74-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1284-67-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1284-62-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1284-56-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1284-58-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1284-60-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1284-55-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1324-65-0x0000000000570000-0x0000000000574000-memory.dmp

Filesize
16KB

Download
memory/1324-54-0x0000000075F51000-0x0000000075F53000-memory.dmp

Filesize
8KB

Download

Analysis

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