aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652

General

Target

aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe
Size

252KB
MD5

d90f644ec3bcc8f73f4fec0f971ad29c
SHA1

1f34007f55c9592e29e3b808c9d79a7ca79c2f6b
SHA256

aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652
SHA512

4ad5074c4b017e0e96cdf6bc26a57977a4faab95dc871dd78ae4a0c33e168037e940e0d0417d2237140762454f428b9051fa18a253447f3194de422416c2dbf1
SSDEEP

6144:nA35z0DesvXftb8o4zl3uNSfVszNEVvzGB:A3x0DeIf7AQNSdKNEVw

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2856-4-0x0000000000400000-0x0000000000427000-memory.dmp	upx
behavioral1/memory/2856-8-0x0000000000400000-0x0000000000427000-memory.dmp	upx
behavioral1/memory/2856-6-0x0000000000400000-0x0000000000427000-memory.dmp	upx
behavioral1/memory/2856-20-0x0000000000400000-0x0000000000427000-memory.dmp	upx

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2432 set thread context of 2856	2432	aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe	31
PID 2856 set thread context of 316	2856	aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe	32

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	aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
316	aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe
316	aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2432	aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe
2856	aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2432 wrote to memory of 2856	2432	aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe	31
PID 2432 wrote to memory of 2856	2432	aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe	31
PID 2432 wrote to memory of 2856	2432	aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe	31
PID 2432 wrote to memory of 2856	2432	aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe	31
PID 2432 wrote to memory of 2856	2432	aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe	31
PID 2432 wrote to memory of 2856	2432	aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe	31
PID 2432 wrote to memory of 2856	2432	aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe	31
PID 2432 wrote to memory of 2856	2432	aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe	31
PID 2432 wrote to memory of 2856	2432	aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe	31
PID 2856 wrote to memory of 316	2856	aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe	32
PID 2856 wrote to memory of 316	2856	aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe	32
PID 2856 wrote to memory of 316	2856	aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe	32
PID 2856 wrote to memory of 316	2856	aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe	32
PID 2856 wrote to memory of 316	2856	aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe	32
PID 2856 wrote to memory of 316	2856	aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe	32
PID 2856 wrote to memory of 316	2856	aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe	32
PID 2856 wrote to memory of 316	2856	aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe	32
PID 316 wrote to memory of 1208	316	aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe	21
PID 316 wrote to memory of 1208	316	aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe	21
PID 316 wrote to memory of 1208	316	aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe	21
PID 316 wrote to memory of 1208	316	aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe	21

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1208
- C:\Users\Admin\AppData\Local\Temp\aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe
  "C:\Users\Admin\AppData\Local\Temp\aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2432
- - C:\Users\Admin\AppData\Local\Temp\aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe
    C:\Users\Admin\AppData\Local\Temp\aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe
    3⤵
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2856
  - - C:\Users\Admin\AppData\Local\Temp\aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe
      C:\Users\Admin\AppData\Local\Temp\aa54bb574c6885af13bf66f3f2be69333e79db5c687136848da2b2800e3c3652.exe
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:316

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/316-13-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/316-14-0x0000000000400000-0x00000000004083A0-memory.dmp

Filesize
32KB

Download
memory/316-16-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/316-17-0x0000000000400000-0x00000000004083A0-memory.dmp

Filesize
32KB

Download
memory/1208-25-0x000000007EFD0000-0x000000007EFD1000-memory.dmp

Filesize
4KB

Download
memory/1208-22-0x000000007FFF0000-0x000000007FFF7000-memory.dmp

Filesize
28KB

Download
memory/2432-10-0x0000000000400000-0x00000000004A3000-memory.dmp

Filesize
652KB

Download
memory/2432-1-0x0000000000401000-0x0000000000482000-memory.dmp

Filesize
516KB

Download
memory/2432-0-0x0000000000400000-0x00000000004A3000-memory.dmp

Filesize
652KB

Download
memory/2856-6-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2856-20-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2856-18-0x0000000000430000-0x000000000050F000-memory.dmp

Filesize
892KB

Download
memory/2856-8-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2856-4-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download

Analysis

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