a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd

General

Target

a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe
Size

839KB
MD5

f908b20304aadf00d5a0e107679bf442
SHA1

2415c69b8b653d471ded52919bc115b9eb4e09ac
SHA256

a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd
SHA512

b24a316057b6ecd5969c54735fc66c66d2ced313157cbc4e039b323d0dc36eeecd9d88ff0f8a0b2f1955af6bb59097ef5fae0978b65513263bccd794232c9837
SSDEEP

24576:b/S8IpR72uoyJajtBc3CWhNpLOA2vWDqMq/qBq:7OavmkmCWpL+FtSs

Score

9^/10

evasion upx

Malware Config

Signatures

Checks for common network interception software 1 TTPs
Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.
evasion

Software Discovery
T1518

Enumerates VirtualBox registry keys 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxGuest	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/2492-132-0x0000000000400000-0x0000000000554000-memory.dmp	upx
behavioral2/memory/2492-146-0x0000000000400000-0x0000000000554000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

Processes:

a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe

description	pid	process	target process
PID 2492 set thread context of 4264	2492	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3008 4264 WerFault.exe a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe

pid	pid_target	process	target process
3008	4264	WerFault.exe	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe

pid	process
4264	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe
4264	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe

C:\Users\Admin\AppData\Local\Temp\a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe
"C:\Users\Admin\AppData\Local\Temp\a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2492

C:\Users\Admin\AppData\Local\Temp\a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe
C:\Users\Admin\AppData\Local\Temp\a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe
2⤵
- Enumerates VirtualBox registry keys
- Suspicious behavior: EnumeratesProcesses
PID:4264

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4264 -s 532
3⤵
- Program crash
PID:3008

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4264 -ip 4264
1⤵
PID:1992

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

Software Discovery

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2492-132-0x0000000000400000-0x0000000000554000-memory.dmp

Filesize
1.3MB

Download
memory/2492-146-0x0000000000400000-0x0000000000554000-memory.dmp

Filesize
1.3MB

Download
memory/4264-137-0x0000000000400000-0x00000000004C4000-memory.dmp

Filesize
784KB

Download
memory/4264-133-0x0000000000000000-mapping.dmp

Download
memory/4264-136-0x0000000000400000-0x00000000004C4000-memory.dmp

Filesize
784KB

Download
memory/4264-138-0x0000000000400000-0x00000000004C4000-memory.dmp

Filesize
784KB

Download
memory/4264-135-0x0000000000400000-0x00000000004C4000-memory.dmp

Filesize
784KB

Download
memory/4264-139-0x0000000000400000-0x00000000004C4000-memory.dmp

Filesize
784KB

Download
memory/4264-140-0x0000000000400000-0x00000000004C4000-memory.dmp

Filesize
784KB

Download
memory/4264-141-0x0000000000400000-0x00000000004C4000-memory.dmp

Filesize
784KB

Download
memory/4264-142-0x0000000000400000-0x00000000004C4000-memory.dmp

Filesize
784KB

Download
memory/4264-143-0x0000000000400000-0x00000000004C4000-memory.dmp

Filesize
784KB

Download
memory/4264-144-0x0000000000400000-0x00000000004C4000-memory.dmp

Filesize
784KB

Download
memory/4264-134-0x0000000000400000-0x00000000004C4000-memory.dmp

Filesize
784KB

Download
memory/4264-147-0x0000000000400000-0x00000000004C4000-memory.dmp

Filesize
784KB

Download

description	pid	process	target process
PID 2492 wrote to memory of 4264	2492	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe
PID 2492 wrote to memory of 4264	2492	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe
PID 2492 wrote to memory of 4264	2492	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe
PID 2492 wrote to memory of 4264	2492	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe
PID 2492 wrote to memory of 4264	2492	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe
PID 2492 wrote to memory of 4264	2492	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe
PID 2492 wrote to memory of 4264	2492	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe
PID 2492 wrote to memory of 4264	2492	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe
PID 2492 wrote to memory of 4264	2492	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe
PID 2492 wrote to memory of 4264	2492	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe
PID 2492 wrote to memory of 4264	2492	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe
PID 2492 wrote to memory of 4264	2492	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe
PID 2492 wrote to memory of 4264	2492	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe
PID 2492 wrote to memory of 4264	2492	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe
PID 2492 wrote to memory of 4264	2492	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe
PID 2492 wrote to memory of 4264	2492	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe	a9b041faf060e9f26dda7141b507111160e84c936c70e112d3d2189256720dfd.exe

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads