1dd955a166b8fb3f40d4b144a6b44feb9c33c8563fabe99423c7132baac15316

Analysis

max time kernel
147s
max time network
119s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
09/08/2024, 19:18

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General

Target

1dd955a166b8fb3f40d4b144a6b44feb9c33c8563fabe99423c7132baac15316.exe
Size

410KB
MD5

fdb23b6c4abf37573f0b6b7d101dae28
SHA1

a0cd01281be2b52224d1aca74ac81f2ac6d1209c
SHA256

1dd955a166b8fb3f40d4b144a6b44feb9c33c8563fabe99423c7132baac15316
SHA512

1652797c977c2bbbb4587b799617c54a0e04a6a63a1bb5f2730442fbfc081f3bb2dadfe3649f11740f88767cc5246bc1e20433ee331b847ec093e62741c311f5
SSDEEP

6144:6BxIK3CTW8TMjp41u6nyHwnZq9l1/a8T3nBUUGMZbz0T8smE7I:CxIK9V14ImyHYq9l1/acBUUGCn0vmE7I

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2020	pvaxg.exe

Loads dropped DLL 2 IoCs

pid	Process
2536	1dd955a166b8fb3f40d4b144a6b44feb9c33c8563fabe99423c7132baac15316.exe
2536	1dd955a166b8fb3f40d4b144a6b44feb9c33c8563fabe99423c7132baac15316.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft® Windows® Operating System = "C:\\ProgramData\\pvaxg.exe"	pvaxg.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	1dd955a166b8fb3f40d4b144a6b44feb9c33c8563fabe99423c7132baac15316.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pvaxg.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2536 wrote to memory of 2020	2536	1dd955a166b8fb3f40d4b144a6b44feb9c33c8563fabe99423c7132baac15316.exe	31
PID 2536 wrote to memory of 2020	2536	1dd955a166b8fb3f40d4b144a6b44feb9c33c8563fabe99423c7132baac15316.exe	31
PID 2536 wrote to memory of 2020	2536	1dd955a166b8fb3f40d4b144a6b44feb9c33c8563fabe99423c7132baac15316.exe	31
PID 2536 wrote to memory of 2020	2536	1dd955a166b8fb3f40d4b144a6b44feb9c33c8563fabe99423c7132baac15316.exe	31

C:\Users\Admin\AppData\Local\Temp\1dd955a166b8fb3f40d4b144a6b44feb9c33c8563fabe99423c7132baac15316.exe
"C:\Users\Admin\AppData\Local\Temp\1dd955a166b8fb3f40d4b144a6b44feb9c33c8563fabe99423c7132baac15316.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2536
- C:\ProgramData\pvaxg.exe
  "C:\ProgramData\pvaxg.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:2020

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

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:\Documents and Settings .exe

Filesize
410KB

MD5
1828ea22089e9b8931b9b2ee85e80f94

SHA1
b966c78f7763fb79d6f5ff1ed2f8607a584804d7

SHA256
399e02bf07aa9de824ece0cb8634dd6a8786832d6886c5c16450fd7173905f62

SHA512
28a9f685562175327fbfb0c4546249ed36561ff4bd8fe8fbd53ecfac9f16a5e0fe92772b5999b584cb98689163fef3fe4b928791fe31e7bd441559671f5ca9b2

Download Submit
C:\ProgramData\Saaaalamm\Mira.h

Filesize
150KB

MD5
aef10b9ba25f907727558514f2dfbab0

SHA1
d67383ef1b23d4da72339d66de9541c2e1efaf53

SHA256
f5e77ddc706f6dffe056dc2f8a88adece36e0e4552bc70a85f36b1e01fe547ad

SHA512
5e607a70ca3fa489897f8df0c96570709839364cd8cabd5f76386dfff01ca2986d50c120cf82926dff950c7d7b6ec833ea7558b64ec8f0dfe2e5070abf1da103

Download Submit
\ProgramData\pvaxg.exe

Filesize
259KB

MD5
11a763ed7310884d3262b586f2d347b0

SHA1
f2415eac1595ef34c75e9d9ac46e2dbf52cfe8c9

SHA256
f21153a6ebb198708e4434a4c7bc6e1d62e17bd87875295e0f481502b2d10e97

SHA512
8deb9112fb8d6990b9d1d036e5e49f98871b684e0c8b018a6ea567c7e37ef374efb840573575d05271d0b3ed04b91377269f041f90d370968639b20a6e40d8f2

Download Submit
memory/2020-141-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2536-1-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/2536-0-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/2536-14-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads