fd115e2d35992b59fb62f89b59437b5284a4d9fcb3fc0974c1dd6b56b37de509

General

Target

fd115e2d35992b59fb62f89b59437b5284a4d9fcb3fc0974c1dd6b56b37de509.exe
Size

633KB
MD5

a04b2a0df1ed1d4d23b5f511b05db42c
SHA1

3564d3ebe7861d9d6be4be7945577669548832f5
SHA256

fd115e2d35992b59fb62f89b59437b5284a4d9fcb3fc0974c1dd6b56b37de509
SHA512

7d5b5bc9e59473b010c4e86d7439a50ddc2688e30c5005c09f42e4d2825e373a6e565824f1cb94b98b1106a78746fe9ade57485c77aa890296f84528553eaeee
SSDEEP

12288:5gWUQKFHJW2PnAbDKZXVrsa238hsSGL1b+AiqYNC+gwoFuJ5QPPbwHo:1Kxw2IXWFrsaJhsSGLJ+pNf9osQPb

Score

8^/10

execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
3040	powershell.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
3040	powershell.exe
2448	wab.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3040 set thread context of 2448	3040	powershell.exe	32

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Kakerlaks185\Elmes.Und	fd115e2d35992b59fb62f89b59437b5284a4d9fcb3fc0974c1dd6b56b37de509.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\resoprejsnings.lnk	fd115e2d35992b59fb62f89b59437b5284a4d9fcb3fc0974c1dd6b56b37de509.exe
File opened for modification	C:\Windows\resoprejsnings.lnk	fd115e2d35992b59fb62f89b59437b5284a4d9fcb3fc0974c1dd6b56b37de509.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3040	powershell.exe
3040	powershell.exe
3040	powershell.exe
3040	powershell.exe
3040	powershell.exe
3040	powershell.exe
3040	powershell.exe
3040	powershell.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3040	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3040	powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2272 wrote to memory of 3040	2272	fd115e2d35992b59fb62f89b59437b5284a4d9fcb3fc0974c1dd6b56b37de509.exe	28
PID 2272 wrote to memory of 3040	2272	fd115e2d35992b59fb62f89b59437b5284a4d9fcb3fc0974c1dd6b56b37de509.exe	28
PID 2272 wrote to memory of 3040	2272	fd115e2d35992b59fb62f89b59437b5284a4d9fcb3fc0974c1dd6b56b37de509.exe	28
PID 2272 wrote to memory of 3040	2272	fd115e2d35992b59fb62f89b59437b5284a4d9fcb3fc0974c1dd6b56b37de509.exe	28
PID 3040 wrote to memory of 2988	3040	powershell.exe	30
PID 3040 wrote to memory of 2988	3040	powershell.exe	30
PID 3040 wrote to memory of 2988	3040	powershell.exe	30
PID 3040 wrote to memory of 2988	3040	powershell.exe	30
PID 3040 wrote to memory of 2448	3040	powershell.exe	32
PID 3040 wrote to memory of 2448	3040	powershell.exe	32
PID 3040 wrote to memory of 2448	3040	powershell.exe	32
PID 3040 wrote to memory of 2448	3040	powershell.exe	32
PID 3040 wrote to memory of 2448	3040	powershell.exe	32
PID 3040 wrote to memory of 2448	3040	powershell.exe	32

C:\Users\Admin\AppData\Local\Temp\fd115e2d35992b59fb62f89b59437b5284a4d9fcb3fc0974c1dd6b56b37de509.exe
"C:\Users\Admin\AppData\Local\Temp\fd115e2d35992b59fb62f89b59437b5284a4d9fcb3fc0974c1dd6b56b37de509.exe"
1⤵
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2272
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" -windowstyle hidden "$Unrayed=Get-Content 'C:\Users\Admin\AppData\Local\Bimorphs\Shinbones.Kon';$Attempted=$Unrayed.SubString(54759,3);.$Attempted($Unrayed)"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3040
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" "/c set /A 1^^0"
    3⤵
    PID:2988
- - C:\Program Files (x86)\windows mail\wab.exe
    "C:\Program Files (x86)\windows mail\wab.exe"
    3⤵
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    PID:2448

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Bimorphs\Forsvarlig.Lin

Filesize
319KB

MD5
81f4f1bb6727f15e82a8bd655cd8670f

SHA1
8f3b77dcb78b9b7e1050d1e1e111e26d054a9eb8

SHA256
d93ca1e8f05b6ea4316659e902ad2160afe6960c77b4e36ddb3f014f2f7581a9

SHA512
788d553fe9fdfc75421c535909b7d92ef82e5ad11a8d8ad191b49bfd2dc8495cfb8b4a64bb4fcd5ff6db9287401c3217414935827af0f435fabf64e7a7c71cfb

Download Submit
C:\Users\Admin\AppData\Local\Bimorphs\Shinbones.Kon

Filesize
53KB

MD5
7fe78c8e195c13415ae96f23aa32de30

SHA1
b00ab0693d30fa8ec4bff5b22abedf70321846b7

SHA256
e7a7c1f2116f79cbffd03b093a32b4c474bb823c47eba8ee9ecfda17b4bb238e

SHA512
8324f1cee46921ba976396baa77e216d0155741561f67a4c3bc385df29667f56f15dc992e25f25044a1764811b1ca455ebcfb11f4dcd0d36fc5b803db0acb015

Download Submit
memory/2448-21-0x00000000002E0000-0x0000000001342000-memory.dmp

Filesize
16.4MB

Download
memory/3040-11-0x0000000073991000-0x0000000073992000-memory.dmp

Filesize
4KB

Download
memory/3040-13-0x0000000073990000-0x0000000073F3B000-memory.dmp

Filesize
5.7MB

Download
memory/3040-12-0x0000000073990000-0x0000000073F3B000-memory.dmp

Filesize
5.7MB

Download
memory/3040-14-0x0000000073990000-0x0000000073F3B000-memory.dmp

Filesize
5.7MB

Download
memory/3040-15-0x0000000073990000-0x0000000073F3B000-memory.dmp

Filesize
5.7MB

Download
memory/3040-19-0x00000000068D0000-0x000000000970B000-memory.dmp

Filesize
46.2MB

Download
memory/3040-20-0x0000000073990000-0x0000000073F3B000-memory.dmp

Filesize
5.7MB

Download

Analysis

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