a41f80404cba46a7721b777747ca5e31328c285d92f496b797fff3770c60adf9

General

Target

rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
Size

168KB
MD5

03bbe5696e292a27becc2197f1024a16
SHA1

59802f9b918bed69eaf113f1ab24698bd46392d0
SHA256

6452bb100340136bacfe46a6c14d211f409144fe0919768fde8feb52536583a5
SHA512

36b8b3f166e87aa9c34401159dc16d0f757d1750a66bfe580e754677c59666c000a8c92484dec025ab8ec379096e24271435f25fb9e507a36d31bfc70f1bd270
SSDEEP

3072:2dLyZlwEyKcoO29Y5eCPN2bViTphJP12EFs+NLVgu2TVAOWX:oLaw7F3CY5e+CVi/yEXlVh2hk

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

864 cmd.exe

pid	process
864	cmd.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Explorer.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run	Explorer.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\ypbkryye.exe = "\"C:\\Users\\Admin\\AppData\\Roaming\\Identities\\ypbkryye.exe\""	Explorer.EXE

Suspicious use of SetThreadContext 1 IoCs

Processes:

rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe

description	pid	process	target process
PID 1636 set thread context of 1952	1636	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

Processes:

rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exerechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exeExplorer.EXE

pid	process
1636	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
1636	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
1636	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
1952	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
1952	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
1196	Explorer.EXE
1196	Explorer.EXE
1196	Explorer.EXE
1196	Explorer.EXE
1196	Explorer.EXE
1196	Explorer.EXE
1196	Explorer.EXE
1196	Explorer.EXE
1196	Explorer.EXE
1196	Explorer.EXE
1196	Explorer.EXE
1196	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	1952	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
Token: SeDebugPrivilege	1196	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1196 Explorer.EXE
1196 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1196 Explorer.EXE
1196 Explorer.EXE

pid	process
1196	Explorer.EXE
1196	Explorer.EXE

pid	process
1196	Explorer.EXE
1196	Explorer.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe

pid	process
1636	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
1636	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe

Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid process

1196 Explorer.EXE

pid	process
1196	Explorer.EXE

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exerechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exeExplorer.EXE

description	pid	process	target process
PID 1636 wrote to memory of 1952	1636	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
PID 1636 wrote to memory of 1952	1636	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
PID 1636 wrote to memory of 1952	1636	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
PID 1636 wrote to memory of 1952	1636	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
PID 1636 wrote to memory of 1952	1636	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
PID 1636 wrote to memory of 1952	1636	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
PID 1636 wrote to memory of 1952	1636	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
PID 1636 wrote to memory of 1952	1636	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
PID 1636 wrote to memory of 1952	1636	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
PID 1636 wrote to memory of 1952	1636	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
PID 1952 wrote to memory of 864	1952	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	cmd.exe
PID 1952 wrote to memory of 864	1952	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	cmd.exe
PID 1952 wrote to memory of 864	1952	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	cmd.exe
PID 1952 wrote to memory of 864	1952	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	cmd.exe
PID 1952 wrote to memory of 1196	1952	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	Explorer.EXE
PID 1196 wrote to memory of 1120	1196	Explorer.EXE	taskhost.exe
PID 1196 wrote to memory of 1164	1196	Explorer.EXE	Dwm.exe
PID 1196 wrote to memory of 864	1196	Explorer.EXE	cmd.exe
PID 1196 wrote to memory of 864	1196	Explorer.EXE	cmd.exe
PID 1196 wrote to memory of 1496	1196	Explorer.EXE	conhost.exe

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1120

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1196

C:\Users\Admin\AppData\Local\Temp\rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
"C:\Users\Admin\AppData\Local\Temp\rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1636

C:\Users\Admin\AppData\Local\Temp\rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
C:\Users\Admin\AppData\Local\Temp\rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1952

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Roaming\MS7001~1.BAT"
4⤵
- Deletes itself
PID:864

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1164

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "525894199-8784050752104368582354203914-2135414366-482009578-1575706309406367765"
1⤵
PID:1496

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\ms7001333.bat

Filesize
201B

MD5
177a11903e19acf9597c91f488b557d4

SHA1
a50af884da13f1999a125d558bd7c35137b1c9af

SHA256
f2c52877e085734082d3710257ccaf1ef9a6f24c112332274c30b97ec6a31d17

SHA512
2efbab192261dbaeeb78e823dfab22f1c38a12925ed46ec10fe3a618ed389c4225f4b2a768f345f2c7e0598d13b2f5ba5e3de5a6cc4438f91c94a9de8091f696

Download Submit
memory/864-71-0x0000000000000000-mapping.dmp

Download
memory/864-80-0x0000000000130000-0x0000000000144000-memory.dmp

Filesize
80KB

Download
memory/1120-90-0x0000000001B40000-0x0000000001B57000-memory.dmp

Filesize
92KB

Download
memory/1120-87-0x0000000037BE0000-0x0000000037BF0000-memory.dmp

Filesize
64KB

Download
memory/1164-92-0x00000000001A0000-0x00000000001B7000-memory.dmp

Filesize
92KB

Download
memory/1164-86-0x0000000037BE0000-0x0000000037BF0000-memory.dmp

Filesize
64KB

Download
memory/1196-75-0x0000000037BE0000-0x0000000037BF0000-memory.dmp

Filesize
64KB

Download
memory/1196-72-0x0000000001DD0000-0x0000000001DE7000-memory.dmp

Filesize
92KB

Download
memory/1196-91-0x0000000001DD0000-0x0000000001DE7000-memory.dmp

Filesize
92KB

Download
memory/1196-93-0x0000000001DD0000-0x0000000001DE7000-memory.dmp

Filesize
92KB

Download
memory/1496-89-0x00000000000D0000-0x00000000000E7000-memory.dmp

Filesize
92KB

Download
memory/1636-54-0x00000000762F1000-0x00000000762F3000-memory.dmp

Filesize
8KB

Download
memory/1636-65-0x0000000000370000-0x0000000000374000-memory.dmp

Filesize
16KB

Download
memory/1952-63-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1952-55-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1952-58-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1952-74-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1952-67-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1952-56-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1952-64-0x00000000004010C0-mapping.dmp

Download
memory/1952-62-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1952-60-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads