34423b1221f85df2e7771470bfb97fd9f5b83213dcbba8ee7ade676511e319b1

General

Target

34423b1221f85df2e7771470bfb97fd9f5b83213dcbba8ee7ade676511e319b1.exe
Size

935KB
MD5

24942fda44ee97aa6d6f195bd1e18b87
SHA1

71dc67d2ef95555262b791240d2d28303e1c4172
SHA256

34423b1221f85df2e7771470bfb97fd9f5b83213dcbba8ee7ade676511e319b1
SHA512

e12a1e8be2e729f32ba19c964c006359916cf761038a71725c9e14c267198d231a331a804b622c1b619eddf7768f7362fc4715291cc1887f9aaae463f6eedf0e
SSDEEP

12288:p5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4:pyHv5Z+Wzv7AiBll0OBWi6si9G

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 8 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1476-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1476-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1476-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1476-61-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1476-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1476-64-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1476-65-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1476-66-0x0000000000400000-0x00000000004F2000-memory.dmp	upx

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	34423b1221f85df2e7771470bfb97fd9f5b83213dcbba8ee7ade676511e319b1.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	34423b1221f85df2e7771470bfb97fd9f5b83213dcbba8ee7ade676511e319b1.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	34423b1221f85df2e7771470bfb97fd9f5b83213dcbba8ee7ade676511e319b1.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	34423b1221f85df2e7771470bfb97fd9f5b83213dcbba8ee7ade676511e319b1.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 956 set thread context of 1476	956	34423b1221f85df2e7771470bfb97fd9f5b83213dcbba8ee7ade676511e319b1.exe	29

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1476	34423b1221f85df2e7771470bfb97fd9f5b83213dcbba8ee7ade676511e319b1.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 956 wrote to memory of 1476	956	34423b1221f85df2e7771470bfb97fd9f5b83213dcbba8ee7ade676511e319b1.exe	29
PID 956 wrote to memory of 1476	956	34423b1221f85df2e7771470bfb97fd9f5b83213dcbba8ee7ade676511e319b1.exe	29
PID 956 wrote to memory of 1476	956	34423b1221f85df2e7771470bfb97fd9f5b83213dcbba8ee7ade676511e319b1.exe	29
PID 956 wrote to memory of 1476	956	34423b1221f85df2e7771470bfb97fd9f5b83213dcbba8ee7ade676511e319b1.exe	29
PID 956 wrote to memory of 1476	956	34423b1221f85df2e7771470bfb97fd9f5b83213dcbba8ee7ade676511e319b1.exe	29
PID 956 wrote to memory of 1476	956	34423b1221f85df2e7771470bfb97fd9f5b83213dcbba8ee7ade676511e319b1.exe	29
PID 956 wrote to memory of 1476	956	34423b1221f85df2e7771470bfb97fd9f5b83213dcbba8ee7ade676511e319b1.exe	29
PID 956 wrote to memory of 1476	956	34423b1221f85df2e7771470bfb97fd9f5b83213dcbba8ee7ade676511e319b1.exe	29

C:\Users\Admin\AppData\Local\Temp\34423b1221f85df2e7771470bfb97fd9f5b83213dcbba8ee7ade676511e319b1.exe
"C:\Users\Admin\AppData\Local\Temp\34423b1221f85df2e7771470bfb97fd9f5b83213dcbba8ee7ade676511e319b1.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:956
- C:\Users\Admin\AppData\Local\Temp\34423b1221f85df2e7771470bfb97fd9f5b83213dcbba8ee7ade676511e319b1.exe
  "C:\Users\Admin\AppData\Local\Temp\34423b1221f85df2e7771470bfb97fd9f5b83213dcbba8ee7ade676511e319b1.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1476

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1476-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1476-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1476-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1476-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1476-61-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1476-62-0x0000000075B61000-0x0000000075B63000-memory.dmp

Filesize
8KB

Download
memory/1476-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1476-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1476-65-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1476-66-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads