8e09b38ae36b323e544691cad85e3b633d05606183b8668936204ca36d44b125

Analysis

max time kernel
180s
max time network
186s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2023, 22:35

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General

Target

05c3072c5af72f61686f0a9d8bd9661b.exe
Size

446KB
MD5

05c3072c5af72f61686f0a9d8bd9661b
SHA1

8766bb71a8c01fc54e5993db89f8bb10559eb3aa
SHA256

8e09b38ae36b323e544691cad85e3b633d05606183b8668936204ca36d44b125
SHA512

bf8938a548c76766a48c97d39ac213647991ce8910aae9edbd9f55519eb25edb62a595304b43f09de7d623abf1003334ec7b17628f0480f763780e967506ea2c
SSDEEP

6144:5ZunObR8sVImcyYC5Jfz3jzB8kOQIq+3mxkyJIrC+J/pbKvCB23xqy7uXhY7pOKv:WK+mzH/6Y+4hupHQYyqXh6ZyDlaLsiTH

Score

7^/10

upx

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Control Panel\International\Geo\Nation	05c3072c5af72f61686f0a9d8bd9661b.exe

Executes dropped EXE 2 IoCs

pid	Process
4692	loadwg.exe
3468	xyqjwg.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x0007000000023226-9.dat	upx
behavioral2/memory/4692-14-0x0000000000400000-0x00000000004AC000-memory.dmp	upx
behavioral2/memory/4692-19-0x0000000000400000-0x00000000004AC000-memory.dmp	upx

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/4692-19-0x0000000000400000-0x00000000004AC000-memory.dmp	autoit_exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1884	3468	WerFault.exe	93

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4692	loadwg.exe
4692	loadwg.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4692	loadwg.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 864 wrote to memory of 4692	864	05c3072c5af72f61686f0a9d8bd9661b.exe	91
PID 864 wrote to memory of 4692	864	05c3072c5af72f61686f0a9d8bd9661b.exe	91
PID 864 wrote to memory of 4692	864	05c3072c5af72f61686f0a9d8bd9661b.exe	91
PID 4692 wrote to memory of 3468	4692	loadwg.exe	93
PID 4692 wrote to memory of 3468	4692	loadwg.exe	93
PID 4692 wrote to memory of 3468	4692	loadwg.exe	93

C:\Users\Admin\AppData\Local\Temp\05c3072c5af72f61686f0a9d8bd9661b.exe
"C:\Users\Admin\AppData\Local\Temp\05c3072c5af72f61686f0a9d8bd9661b.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:864
- C:\Users\Admin\AppData\Local\Temp\RarSFX0\loadwg.exe
  "C:\Users\Admin\AppData\Local\Temp\RarSFX0\loadwg.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of WriteProcessMemory
  PID:4692
- - C:\Users\Admin\AppData\Local\Temp\RarSFX0\xyqjwg.exe
    xyqjwg.exe
    3⤵
    - Executes dropped EXE
    PID:3468
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3468 -s 288
      4⤵
      Program crash
      PID:1884

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3468 -ip 3468
1⤵
PID:2200

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\RarSFX0\loadwg.exe

Filesize
334KB

MD5
bae3eb4767317ba6eb0805347f32c66c

SHA1
644ae6e107658e478f15dfce652fcb0e4e493af6

SHA256
a982cdae025294cc536d2d429205151e6934dd54b2850af220bed6f58f4c1dfb

SHA512
01ce521798e583be251839f53397b104b35aec8800e282496196824163138efc866f553805c330bdf5653b16c215eafb07a0ea08a0fb122a28f0d4d72298160e

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\xyqjwg.exe

Filesize
20KB

MD5
3c9e4e6f50dd23f58d4f02bc9721e4c7

SHA1
9cd1e2f22a9ceca27c00157e4577b5a1d03f4119

SHA256
2ef4c3f2a93369d3812d20db2c002405e0eb1df5a6c649bd69e6a3cb2a100305

SHA512
906da2819da1a2df33524471e647192a019044a327b2e5f692917c4c89559011aed5f1c836fc5c222a3aa36d07e98c4061350033cc8fcabfc1e992aae77c63ff

Download Submit
memory/864-4-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/864-18-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4692-14-0x0000000000400000-0x00000000004AC000-memory.dmp

Filesize
688KB

Download
memory/4692-19-0x0000000000400000-0x00000000004AC000-memory.dmp

Filesize
688KB

Download