b31f818ab4493fc516313139a339319c747edbd4bae5f62da80a03c29a29f852

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
09/08/2024, 04:40

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General

Target

LOI bitumen_pdf.exe
Size

1.2MB
MD5

22c7485e403f5210f2e1b7c192f17751
SHA1

2d7853e1c12da1997ad9ac7678397e5062dcd0d7
SHA256

a09359daf07567c482717c31b259888a5f53fb382ff41f724c960a897db9e171
SHA512

3eae5b050b450f4aa2cc4b7d62d769a539faabc291f7947b288e117ba3f23869bc7a6ec42934bf4e988d4dca910a1e69e394b516f9f22d27114e24a505dd26ec
SSDEEP

24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKkKGveyt37fLtDfkvYa7XV5:gh+ZkldoPK8YaKWXp7fdyt7/

Score

5^/10

discovery

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2392 set thread context of 2508	2392	LOI bitumen_pdf.exe	30

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	LOI bitumen_pdf.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2508	svchost.exe
2508	svchost.exe
2508	svchost.exe
2508	svchost.exe
2508	svchost.exe
2508	svchost.exe
2508	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2392	LOI bitumen_pdf.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2392	LOI bitumen_pdf.exe
2392	LOI bitumen_pdf.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2392	LOI bitumen_pdf.exe
2392	LOI bitumen_pdf.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2392 wrote to memory of 2508	2392	LOI bitumen_pdf.exe	30
PID 2392 wrote to memory of 2508	2392	LOI bitumen_pdf.exe	30
PID 2392 wrote to memory of 2508	2392	LOI bitumen_pdf.exe	30
PID 2392 wrote to memory of 2508	2392	LOI bitumen_pdf.exe	30
PID 2392 wrote to memory of 2508	2392	LOI bitumen_pdf.exe	30

C:\Users\Admin\AppData\Local\Temp\LOI bitumen_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\LOI bitumen_pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2392
- C:\Windows\SysWOW64\svchost.exe
  "C:\Users\Admin\AppData\Local\Temp\LOI bitumen_pdf.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2508

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Glagolitic

Filesize
280KB

MD5
beaa836c49219c0742f55fd272f636a6

SHA1
6b4c13479258bfc5aadc712c418a6833c66c6689

SHA256
4cfae79a200f568118aae040cee24fc01cb45c9487ecd136dd503edf369bb5f7

SHA512
4f662670552246d15ed911d1c19f7b0dd662bbe48c8324a2b20972701646c96f3b1b6e97fcaee71fd2e724684fccfed21219acc3126bc0d4101a74fc4cf700f9

Download Submit
memory/2392-12-0x00000000005E0000-0x00000000005E4000-memory.dmp

Filesize
16KB

Download
memory/2508-13-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/2508-14-0x0000000000790000-0x0000000000A93000-memory.dmp

Filesize
3.0MB

Download
memory/2508-15-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/2508-16-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download