b15b6f24ddaff80663fedcf5959b4c8b95e608fabbcbf211c2d7dc467009c955

General

Target

b15b6f24ddaff80663fedcf5959b4c8b95e608fabbcbf211c2d7dc467009c955.exe
Size

535KB
MD5

dce28610d9d5b369334544d9b3eb935e
SHA1

85d1ce12fa4d604797d5362fe6fe2aff55d4bace
SHA256

b15b6f24ddaff80663fedcf5959b4c8b95e608fabbcbf211c2d7dc467009c955
SHA512

5ab5ade52bcb32fcea5c960a6de9668c72f6fe7ce330171f678e5282b7db705a6805cf14c8fda36bf6885dcdc73bfee1eb1b1d83a46b7c34013f1d3e39c816be
SSDEEP

12288:32EISMOd5hdsc89pNwIwmFIbrBxXlmmd3ZhZ2:3wSMOd5hdsc8DeQFIbrBTmmdPZ2

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
2988	b15b6f24ddaff80663fedcf5959b4c8b95e608fabbcbf211c2d7dc467009c955.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2988	b15b6f24ddaff80663fedcf5959b4c8b95e608fabbcbf211c2d7dc467009c955.exe
2272	b15b6f24ddaff80663fedcf5959b4c8b95e608fabbcbf211c2d7dc467009c955.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2988 set thread context of 2272	2988	b15b6f24ddaff80663fedcf5959b4c8b95e608fabbcbf211c2d7dc467009c955.exe	31

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\resources\0409\slnger\barometerstandenes.san	b15b6f24ddaff80663fedcf5959b4c8b95e608fabbcbf211c2d7dc467009c955.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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	b15b6f24ddaff80663fedcf5959b4c8b95e608fabbcbf211c2d7dc467009c955.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b15b6f24ddaff80663fedcf5959b4c8b95e608fabbcbf211c2d7dc467009c955.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2988	b15b6f24ddaff80663fedcf5959b4c8b95e608fabbcbf211c2d7dc467009c955.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2988 wrote to memory of 2272	2988	b15b6f24ddaff80663fedcf5959b4c8b95e608fabbcbf211c2d7dc467009c955.exe	31
PID 2988 wrote to memory of 2272	2988	b15b6f24ddaff80663fedcf5959b4c8b95e608fabbcbf211c2d7dc467009c955.exe	31
PID 2988 wrote to memory of 2272	2988	b15b6f24ddaff80663fedcf5959b4c8b95e608fabbcbf211c2d7dc467009c955.exe	31
PID 2988 wrote to memory of 2272	2988	b15b6f24ddaff80663fedcf5959b4c8b95e608fabbcbf211c2d7dc467009c955.exe	31
PID 2988 wrote to memory of 2272	2988	b15b6f24ddaff80663fedcf5959b4c8b95e608fabbcbf211c2d7dc467009c955.exe	31
PID 2988 wrote to memory of 2272	2988	b15b6f24ddaff80663fedcf5959b4c8b95e608fabbcbf211c2d7dc467009c955.exe	31

C:\Users\Admin\AppData\Local\Temp\b15b6f24ddaff80663fedcf5959b4c8b95e608fabbcbf211c2d7dc467009c955.exe
"C:\Users\Admin\AppData\Local\Temp\b15b6f24ddaff80663fedcf5959b4c8b95e608fabbcbf211c2d7dc467009c955.exe"
1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2988
- C:\Users\Admin\AppData\Local\Temp\b15b6f24ddaff80663fedcf5959b4c8b95e608fabbcbf211c2d7dc467009c955.exe
  "C:\Users\Admin\AppData\Local\Temp\b15b6f24ddaff80663fedcf5959b4c8b95e608fabbcbf211c2d7dc467009c955.exe"
  2⤵
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  PID:2272

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\Cab12D7.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar12F9.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
\Users\Admin\AppData\Local\Temp\nsdBE12.tmp\System.dll

Filesize
11KB

MD5
75ed96254fbf894e42058062b4b4f0d1

SHA1
996503f1383b49021eb3427bc28d13b5bbd11977

SHA256
a632d74332b3f08f834c732a103dafeb09a540823a2217ca7f49159755e8f1d7

SHA512
58174896db81d481947b8745dafe3a02c150f3938bb4543256e8cce1145154e016d481df9fe68dac6d48407c62cbe20753320ebd5fe5e84806d07ce78e0eb0c4

Download Submit
memory/2272-11-0x0000000076FC0000-0x0000000077169000-memory.dmp

Filesize
1.7MB

Download
memory/2272-12-0x00000000007E0000-0x0000000001842000-memory.dmp

Filesize
16.4MB

Download
memory/2988-9-0x0000000076FC1000-0x00000000770C2000-memory.dmp

Filesize
1.0MB

Download
memory/2988-10-0x0000000076FC0000-0x0000000077169000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing