e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c

Analysis

max time kernel
91s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
24-11-2022 04:26

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe
Size

796KB
MD5

09f787f7bfa486df17725c9c4eb251ce
SHA1

b1b5778c732f8d319f2096abeba7175020ad9123
SHA256

e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c
SHA512

1f9d432e0dcf8f02b15909ce5fc9197647e5abcf2537680e3d5794d740b98c8793aa386c5e305e11b2e550a69158a1ece312fd178d72eec766c1df56b4cd383c
SSDEEP

6144:9eb/LfqouTcCFLgAg3PxNKXYgBdnaNT2b3cpMN/XFjAn5N0GdJbU54ql0q/37//3:MAcCaZL0YCgsyMN/XFEnzZU4q0c3

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

Processes:

e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "C:\\Users\\Admin\\AppData\\Local\\Temp\\janta\\jannta.exe"	e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe

Executes dropped EXE 2 IoCs

Processes:

tmp.exe .exe

pid process

2576 tmp.exe
1504 .exe

pid	process
2576	tmp.exe
1504	.exe

Checks computer location settings 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exewscript.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	wscript.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe

description pid process target process

PID 384 set thread context of 1504 384 e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe .exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4692 1504 WerFault.exe .exe

description	pid	process	target process
PID 384 set thread context of 1504	384	e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe	.exe

pid	pid_target	process	target process
4692	1504	WerFault.exe	.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe

pid	process
384	e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe
384	e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe

description	pid	process
Token: SeDebugPrivilege	384	e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe
Token: 33	384	e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe
Token: SeIncBasePriorityPrivilege	384	e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.execmd.exewscript.exe

description	pid	process	target process
PID 384 wrote to memory of 3604	384	e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe	cmd.exe
PID 384 wrote to memory of 3604	384	e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe	cmd.exe
PID 384 wrote to memory of 3604	384	e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe	cmd.exe
PID 3604 wrote to memory of 5020	3604	cmd.exe	wscript.exe
PID 3604 wrote to memory of 5020	3604	cmd.exe	wscript.exe
PID 3604 wrote to memory of 5020	3604	cmd.exe	wscript.exe
PID 384 wrote to memory of 2576	384	e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe	tmp.exe
PID 384 wrote to memory of 2576	384	e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe	tmp.exe
PID 384 wrote to memory of 2576	384	e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe	tmp.exe
PID 5020 wrote to memory of 3056	5020	wscript.exe	cmd.exe
PID 5020 wrote to memory of 3056	5020	wscript.exe	cmd.exe
PID 5020 wrote to memory of 3056	5020	wscript.exe	cmd.exe
PID 384 wrote to memory of 1504	384	e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe	.exe
PID 384 wrote to memory of 1504	384	e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe	.exe
PID 384 wrote to memory of 1504	384	e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe	.exe
PID 384 wrote to memory of 1504	384	e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe	.exe
PID 384 wrote to memory of 1504	384	e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe	.exe
PID 384 wrote to memory of 1504	384	e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe	.exe
PID 384 wrote to memory of 1504	384	e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe	.exe
PID 384 wrote to memory of 1504	384	e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe	.exe
PID 384 wrote to memory of 3440	384	e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe	cmd.exe
PID 384 wrote to memory of 3440	384	e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe	cmd.exe
PID 384 wrote to memory of 3440	384	e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe
"C:\Users\Admin\AppData\Local\Temp\e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c.exe"
1⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:384

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\janta\mata.bat
2⤵
- Suspicious use of WriteProcessMemory
PID:3604

C:\Windows\SysWOW64\wscript.exe
wscript.exe "C:\Users\Admin\AppData\Local\Temp\janta\invs.vbs" "C:\Users\Admin\AppData\Local\Temp\janta\mata2.bat
3⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:5020

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\janta\mata2.bat" "
4⤵
PID:3056

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
2⤵
- Executes dropped EXE
PID:2576

C:\Users\Admin\AppData\Local\Temp\ .exe
"C:\Users\Admin\AppData\Local\Temp\ .exe"
2⤵
- Executes dropped EXE
PID:1504

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 504
3⤵
- Program crash
PID:4692

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\janta\melt.bat
2⤵
PID:3440

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1504 -ip 1504
1⤵
PID:2072

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

T1004

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\ .exe
Filesize
57KB

MD5
454501a66ad6e85175a6757573d79f8b

SHA1
8ca96c61f26a640a5b1b1152d055260b9d43e308

SHA256
7fd4f35aff4a0d4bfaae3a5dfb14b94934276df0e96d1a417a8f3693915e72c8

SHA512
9dc3b9a9b7e661acc3ac9a0ff4fd764097fc41ccbc2e7969cae9805cc693a87e8255e459ea5f315271825e7e517a46649acc8d42122a8018264cc3f2efa34fb7

Download Submit
C:\Users\Admin\AppData\Local\Temp\ .exe
Filesize
57KB

MD5
454501a66ad6e85175a6757573d79f8b

SHA1
8ca96c61f26a640a5b1b1152d055260b9d43e308

SHA256
7fd4f35aff4a0d4bfaae3a5dfb14b94934276df0e96d1a417a8f3693915e72c8

SHA512
9dc3b9a9b7e661acc3ac9a0ff4fd764097fc41ccbc2e7969cae9805cc693a87e8255e459ea5f315271825e7e517a46649acc8d42122a8018264cc3f2efa34fb7

Download Submit
C:\Users\Admin\AppData\Local\Temp\janta\invs.vbs
Filesize
78B

MD5
c578d9653b22800c3eb6b6a51219bbb8

SHA1
a97aa251901bbe179a48dbc7a0c1872e163b1f2d

SHA256
20a98a7e6e137bb1b9bd5ef6911a479cb8eac925b80d6db4e70b19f62a40cce2

SHA512
3ae6dc8f02d1a78e1235a0782b632972da5a74ab32287cc41aa672d4fa4a9d34bb5fc50eba07b6915f2e61c402927cd5f6feeb7f7602afa2f64e91efb3b7fc4d

Download Submit
C:\Users\Admin\AppData\Local\Temp\janta\jannta.exe
Filesize
796KB

MD5
09f787f7bfa486df17725c9c4eb251ce

SHA1
b1b5778c732f8d319f2096abeba7175020ad9123

SHA256
e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c

SHA512
1f9d432e0dcf8f02b15909ce5fc9197647e5abcf2537680e3d5794d740b98c8793aa386c5e305e11b2e550a69158a1ece312fd178d72eec766c1df56b4cd383c

Download Submit
C:\Users\Admin\AppData\Local\Temp\janta\mata.bat
Filesize
59B

MD5
844e5e81fb960cdeff29d07e6e20f528

SHA1
8c33d7f1c58c4dbce851f4ad91daed63183def8a

SHA256
396396d747c61f9ef01b4807e54839bda9d54006b2f2795053857f753cb15825

SHA512
91d226f3116bba099e9937fa8a8ad1605775e59c4b22c9b97c0717b1e90044af2c2183850c53e346ba19f53863cc44a355fbbf1b72e03ddd27c4f7851e3c84a6

Download Submit
C:\Users\Admin\AppData\Local\Temp\janta\mata2.bat
Filesize
63B

MD5
36cbe64458aa7fbfc672aaf0b672db7a

SHA1
af5485568a53b27caebb4a9ea75bec1911d16013

SHA256
e1ca8e58618daa36b919897edd46de523f5bd81a1caa339830d56d02c818a3d6

SHA512
25b7b80826edbfa60e302a2744461e48cd145e949aa0b1688389904e43190cd78a6765631a1e5343c8aeb0e4759e5de921a8cb571f8a5f10d247df7f1d68eded

Download Submit
C:\Users\Admin\AppData\Local\Temp\janta\rundll11-.txt
Filesize
796KB

MD5
09f787f7bfa486df17725c9c4eb251ce

SHA1
b1b5778c732f8d319f2096abeba7175020ad9123

SHA256
e26ca8248c612dd9d046a4e0c32d195a701c9fbcac0dd3638537165a7d3fdb9c

SHA512
1f9d432e0dcf8f02b15909ce5fc9197647e5abcf2537680e3d5794d740b98c8793aa386c5e305e11b2e550a69158a1ece312fd178d72eec766c1df56b4cd383c

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp.exe
Filesize
161KB

MD5
5978bf5669cd1d06d81decb80b21157b

SHA1
c2f6b9feff435166c1740185481b3b9ad21ee5d0

SHA256
bd50b08281c4796737874a2c437ba0deaf106e541771fc070c218915db7e2915

SHA512
afaa8d9715b331c112bce0c8c045637697970fe9ae0d67e53a0ef7d9aa2a1e098c78bed068f12f7d02e01271c3c58562ac7fb65e9605c61d85bc4856d4e0d0e4

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp.exe
Filesize
161KB

MD5
5978bf5669cd1d06d81decb80b21157b

SHA1
c2f6b9feff435166c1740185481b3b9ad21ee5d0

SHA256
bd50b08281c4796737874a2c437ba0deaf106e541771fc070c218915db7e2915

SHA512
afaa8d9715b331c112bce0c8c045637697970fe9ae0d67e53a0ef7d9aa2a1e098c78bed068f12f7d02e01271c3c58562ac7fb65e9605c61d85bc4856d4e0d0e4

Download Submit
memory/384-144-0x00000000754F0000-0x0000000075AA1000-memory.dmp

Filesize
5.7MB

Download
memory/384-132-0x00000000754F0000-0x0000000075AA1000-memory.dmp

Filesize
5.7MB

Download
memory/384-153-0x00000000754F0000-0x0000000075AA1000-memory.dmp

Filesize
5.7MB

Download
memory/1504-142-0x0000000000000000-mapping.dmp

Download
memory/1504-145-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1504-149-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2576-138-0x0000000000000000-mapping.dmp

Download
memory/3056-139-0x0000000000000000-mapping.dmp

Download
memory/3440-152-0x0000000000000000-mapping.dmp

Download
memory/3604-133-0x0000000000000000-mapping.dmp

Download
memory/5020-135-0x0000000000000000-mapping.dmp

Download