Analysis
-
max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
25-04-2023 15:14
Static task
static1
Behavioral task
behavioral1
Sample
GHXCGHXCGJXC.exe
Resource
win7-20230220-en
General
-
Target
GHXCGHXCGJXC.exe
-
Size
260KB
-
MD5
a77431e2d2b1d029280cf0a47b113105
-
SHA1
f87716cb580a6b5a48a8c3a9112abf070353eaf4
-
SHA256
1e76071fd87642e4070b75b2f542d65d304dcbb8482e795610bd53b34c54bcb8
-
SHA512
7c3bb123b65744851b37ec612f9c2541e1e4ee092069b1d9acd14e462251cfe35b471abb3da1c6669c1cfeb3ea677da9e708f1b37728b77e34e8a49b1f2793f8
-
SSDEEP
6144:sTr7LaS2zIxSM8ZSPSl940ofQoEytRm5Krk6X8Plx:snS5zIxeu0ofOys6X8Plx
Malware Config
Extracted
formbook
pgnt
0WG18LbM4lR9iqMRa4nlBzTb
jcfGYzPgZTqFZVO9FV2yIw==
laIfrdSC8/4CNg==
Q73ilev5GIWuOrAAFV2yIw==
Q2u/pMw7pv4sPA==
TbqvIUHwlQscPo0HFV2yIw==
8PNWfGPyE8n0IQ==
WtgROxXzvY2L
PryaRBNjm4eP
Y9Hdi06Cry1um9Sj68YAu1o=
3Gulyp7CMQtR78jvLkk=
JJ3GasTVTCRQT6Tfz6S6GlI=
RnS42bhb9tI0R6UpD6wOxriNxw==
he1mi2sOGfzTRGHnuA==
eaYjCtjxVjdU5XLRtBMBLKk9quA=
k9rTeEqYzzw8WaTfz6S6GlI=
5luVQwe2vJWKEAiMdF4=
MGW14L9OVk5Y5TaR6w/DqdhYxXVY
mAsYz6k6sQkDC0/DoHj9t1RPWLSgFQ==
y5klhuMbE8n0IQ==
u/NKcEKARatNn/dT
ZJaHJQCvzDWRuPPmMsEVxriNxw==
nRhddlcPOegWrv5R
/njA0TJ1U+osPA==
pi8az6AySKlNn/dT
e/k+YjN+U+osPA==
kMAZ36lMWa3gRGHnuA==
wfX0nGsGE1yUJb1Jq33LoDdDWLSgFQ==
wfk35UJcfeHoRGHnuA==
dbzljekZ3ka2QYCYOP1I
Nq3kDeMNNJWDMnWYOP1I
Sa0SN/04cNje8xbaJLgUxriNxw==
yDejyZiQ/X/BQYiYOP1I
UIPN7ckznp2W
s/HtqJNKdmtv88jvLkk=
KanG2bhM0CsdiNrNF0E=
QLrtp3svzjcsTaJ9y5kPopyQzQ==
syhbC2iJZ8obK2Y7nHSa7CmdUuA=
HZXK676zo5OV
5WFoCWeuxqekcHx5YkE=
PbX1H/gmE8n0IQ==
3HTB6Asznp2W
9HGhWLLyrJXPcq4FRecyGU247XBS
/oW437jofmJ8DQiMdF4=
sh415lJ8q3cL3XJvaEA=
XucfBGWzVEg=
PKWeQgpB1cUHprue4sYAu1o=
MXFzDmuO/nBtmjc6g5elIVMbQeWFjyMN
q+v2lgI9Vb0rC2juug==
WYvkDdX8kEjU73U=
6BJjmWGiizGT
fLHageH29Ex1m8jvLkk=
3D+hsVkFtIyr5WI=
ntIbRgolp0jU73U=
GGGJMpC3pJPdQ8ZGkpxA
8FtjHvNDiICP
L63yFOor5uMdLqnrNNblBzTb
Gav/MgU4AByfuddW
xek7Tm3lhlY=
n2sDng5BBdtNn/dT
LZsINfoQH6dNn/dT
Io+SQh7ak0Ti7Gg=
T8Xci1oCP63aRGHnuA==
bZX0DnWMqxcyQ39hzOH+7U0BvmhP
hf9blwwuwpx7j8k.live
Signatures
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Suspicious use of SetThreadContext 3 IoCs
Processes:
GHXCGHXCGJXC.exeRegsvcs.exeraserver.exedescription pid process target process PID 4112 set thread context of 2040 4112 GHXCGHXCGJXC.exe Regsvcs.exe PID 2040 set thread context of 3112 2040 Regsvcs.exe Explorer.EXE PID 4396 set thread context of 3112 4396 raserver.exe Explorer.EXE -
Processes:
raserver.exedescription ioc process Key created \Registry\User\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2 raserver.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
Regsvcs.exeraserver.exepid process 2040 Regsvcs.exe 2040 Regsvcs.exe 2040 Regsvcs.exe 2040 Regsvcs.exe 2040 Regsvcs.exe 2040 Regsvcs.exe 2040 Regsvcs.exe 2040 Regsvcs.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
Explorer.EXEpid process 3112 Explorer.EXE -
Suspicious behavior: MapViewOfSection 7 IoCs
Processes:
Regsvcs.exeraserver.exepid process 2040 Regsvcs.exe 2040 Regsvcs.exe 2040 Regsvcs.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe 4396 raserver.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Regsvcs.exeraserver.exedescription pid process Token: SeDebugPrivilege 2040 Regsvcs.exe Token: SeDebugPrivilege 4396 raserver.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
GHXCGHXCGJXC.exeExplorer.EXEraserver.exedescription pid process target process PID 4112 wrote to memory of 2040 4112 GHXCGHXCGJXC.exe Regsvcs.exe PID 4112 wrote to memory of 2040 4112 GHXCGHXCGJXC.exe Regsvcs.exe PID 4112 wrote to memory of 2040 4112 GHXCGHXCGJXC.exe Regsvcs.exe PID 4112 wrote to memory of 2040 4112 GHXCGHXCGJXC.exe Regsvcs.exe PID 4112 wrote to memory of 2040 4112 GHXCGHXCGJXC.exe Regsvcs.exe PID 4112 wrote to memory of 2040 4112 GHXCGHXCGJXC.exe Regsvcs.exe PID 3112 wrote to memory of 4396 3112 Explorer.EXE raserver.exe PID 3112 wrote to memory of 4396 3112 Explorer.EXE raserver.exe PID 3112 wrote to memory of 4396 3112 Explorer.EXE raserver.exe PID 4396 wrote to memory of 4876 4396 raserver.exe Firefox.exe PID 4396 wrote to memory of 4876 4396 raserver.exe Firefox.exe PID 4396 wrote to memory of 4876 4396 raserver.exe Firefox.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3112 -
C:\Users\Admin\AppData\Local\Temp\GHXCGHXCGJXC.exe"C:\Users\Admin\AppData\Local\Temp\GHXCGHXCGJXC.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4112 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\Regsvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\Regsvcs.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:2040 -
C:\Windows\SysWOW64\raserver.exe"C:\Windows\SysWOW64\raserver.exe"2⤵
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4396 -
C:\Program Files\Mozilla Firefox\Firefox.exe"C:\Program Files\Mozilla Firefox\Firefox.exe"3⤵PID:4876
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2040-140-0x0000000000A00000-0x0000000000D4A000-memory.dmpFilesize
3.3MB
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memory/2040-142-0x0000000000500000-0x0000000000510000-memory.dmpFilesize
64KB
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memory/2040-135-0x0000000000400000-0x000000000042F000-memory.dmpFilesize
188KB
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memory/2040-141-0x0000000000400000-0x000000000042F000-memory.dmpFilesize
188KB
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memory/2040-139-0x0000000000400000-0x000000000042F000-memory.dmpFilesize
188KB
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memory/3112-143-0x00000000089B0000-0x0000000008B06000-memory.dmpFilesize
1.3MB
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memory/3112-151-0x0000000008780000-0x00000000088CA000-memory.dmpFilesize
1.3MB
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memory/3112-153-0x0000000008780000-0x00000000088CA000-memory.dmpFilesize
1.3MB
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memory/3112-155-0x0000000008780000-0x00000000088CA000-memory.dmpFilesize
1.3MB
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memory/4112-137-0x0000024E4FC20000-0x0000024E4FD6E000-memory.dmpFilesize
1.3MB
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memory/4112-134-0x0000024E4FB50000-0x0000024E4FB60000-memory.dmpFilesize
64KB
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memory/4112-133-0x0000024E357A0000-0x0000024E357E4000-memory.dmpFilesize
272KB
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memory/4396-144-0x0000000000AE0000-0x0000000000AFF000-memory.dmpFilesize
124KB
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memory/4396-146-0x0000000000AE0000-0x0000000000AFF000-memory.dmpFilesize
124KB
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memory/4396-147-0x0000000000960000-0x000000000098D000-memory.dmpFilesize
180KB
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memory/4396-148-0x0000000000960000-0x000000000098D000-memory.dmpFilesize
180KB
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memory/4396-149-0x0000000002C00000-0x0000000002F4A000-memory.dmpFilesize
3.3MB
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memory/4396-150-0x0000000002920000-0x00000000029AF000-memory.dmpFilesize
572KB