7915802821392313e013d32ec289450740c755ad13571906b1e8acf42d7bbf46

General

Target

27779d40cf9721e28d9156fff3427fd9.exe
Size

675KB
MD5

27779d40cf9721e28d9156fff3427fd9
SHA1

0f8c1faa039ecd267c4bf6abeac05a1f42ecd827
SHA256

7915802821392313e013d32ec289450740c755ad13571906b1e8acf42d7bbf46
SHA512

d44b250d535b766ae70f90bb3000e7dee1d37ec0c8887d36e792c31b5719cd87feb564d4f359da34a00e0c666aadf71d8171a93abaaad6deb98ee50e6ee440e1
SSDEEP

12288:Ia4Kp9C2oqACKNcXSDza3ta/Phhtt08VDObJd5A88vKMmqAjSLmvKyBrK1GjdslX:8KDCbpcae3EobJd5A88vKMmqAmLmvKyy

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1612	stubdl.exe

Loads dropped DLL 20 IoCs

pid	Process
2480	27779d40cf9721e28d9156fff3427fd9.exe
2480	27779d40cf9721e28d9156fff3427fd9.exe
2480	27779d40cf9721e28d9156fff3427fd9.exe
2480	27779d40cf9721e28d9156fff3427fd9.exe
2480	27779d40cf9721e28d9156fff3427fd9.exe
2480	27779d40cf9721e28d9156fff3427fd9.exe
2480	27779d40cf9721e28d9156fff3427fd9.exe
2480	27779d40cf9721e28d9156fff3427fd9.exe
2480	27779d40cf9721e28d9156fff3427fd9.exe
2480	27779d40cf9721e28d9156fff3427fd9.exe
2480	27779d40cf9721e28d9156fff3427fd9.exe
2480	27779d40cf9721e28d9156fff3427fd9.exe
2480	27779d40cf9721e28d9156fff3427fd9.exe
2480	27779d40cf9721e28d9156fff3427fd9.exe
1612	stubdl.exe
1612	stubdl.exe
1612	stubdl.exe
1612	stubdl.exe
1612	stubdl.exe
1612	stubdl.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

NSIS installer 1 IoCs

installer

resource	yara_rule
behavioral1/files/0x00080000000195b8-98.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2480 wrote to memory of 1612	2480	27779d40cf9721e28d9156fff3427fd9.exe	28
PID 2480 wrote to memory of 1612	2480	27779d40cf9721e28d9156fff3427fd9.exe	28
PID 2480 wrote to memory of 1612	2480	27779d40cf9721e28d9156fff3427fd9.exe	28
PID 2480 wrote to memory of 1612	2480	27779d40cf9721e28d9156fff3427fd9.exe	28
PID 2480 wrote to memory of 1612	2480	27779d40cf9721e28d9156fff3427fd9.exe	28
PID 2480 wrote to memory of 1612	2480	27779d40cf9721e28d9156fff3427fd9.exe	28
PID 2480 wrote to memory of 1612	2480	27779d40cf9721e28d9156fff3427fd9.exe	28

C:\Users\Admin\AppData\Local\Temp\27779d40cf9721e28d9156fff3427fd9.exe
"C:\Users\Admin\AppData\Local\Temp\27779d40cf9721e28d9156fff3427fd9.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2480
- C:\Users\Admin\AppData\Local\Temp\nst28D6.tmp\stubdl.exe
  C:\Users\Admin\AppData\Local\Temp\nst28D6.tmp\stubdl.exe ~URL Parts Error~~~~URL Parts Error~URL Parts Error~~#~1836~3470~~URL Parts Error~~SendRequest Error~46-4D-43-A1-33-DD~#~~~SendRequest Error~
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:1612

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\nst28D6.tmp\GetVersion.dll

Filesize
6KB

MD5
5264f7d6d89d1dc04955cfb391798446

SHA1
211d8d3e7c2b2f57f54a11cb8bc4fa536df08acc

SHA256
7d76c7dd8f7cd5a87e0118dacb434db3971a049501e22a5f4b947154621ab3d4

SHA512
80d27ee2f87e2822bd5c8c55cc3d1e49beebb86d8557c92b52b7cbea9f27882d80e59eefa25e414eecee268a9a6193b6b50b748de33c778b007cde24ef8bcfb7

Download Submit
\Users\Admin\AppData\Local\Temp\nst28D6.tmp\Math.dll

Filesize
66KB

MD5
b140459077c7c39be4bef249c2f84535

SHA1
c56498241c2ddafb01961596da16d08d1b11cd35

SHA256
0598f7d83db44929b7170c1285457b52b4281185f63ced102e709bf065f10d67

SHA512
fbcb19a951d96a216d73b6b3e005338bbb6e11332c6cc8c3f179ccd420b4db0e5682dc4245bd120dcb67bc70960eab368e74c68c7c165a485a12a7d0d8a00328

Download Submit
\Users\Admin\AppData\Local\Temp\nst28D6.tmp\UserInfo.dll

Filesize
4KB

MD5
7579ade7ae1747a31960a228ce02e666

SHA1
8ec8571a296737e819dcf86353a43fcf8ec63351

SHA256
564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5

SHA512
a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b

Download Submit
\Users\Admin\AppData\Local\Temp\nst28D6.tmp\intlib.dll

Filesize
24KB

MD5
1efbbf5a54eb145a1a422046fd8dfb2c

SHA1
ec4efd0a95bb72fd4cf47423647e33e5a3fddf26

SHA256
983859570099b941c19d5eb9755eda19dd21f63e8ccad70f6e93f055c329d341

SHA512
7fdeba8c961f3507162eb59fb8b9b934812d449cc85c924f61722a099618d771fed91cfb3944e10479280b73648a9a5cbb23482d7b7f8bfb130f23e8fd6c15fb

Download Submit
\Users\Admin\AppData\Local\Temp\nst28D6.tmp\registry.dll

Filesize
16KB

MD5
24a7a119e289f1b5b69f3d6cf258db7c

SHA1
fec84298f9819adf155fcf4e9e57dd402636c177

SHA256
ae53f8e00574a87dd243fdf344141417cfe2af318c6c5e363a030d727a6c75d1

SHA512
fdbbedcc877bf020a5965f6ba8586ade48cfbe03ac0af8190a8acf077fb294ffd6b5a7ae49870bff8cacd9e33d591be63b5b3d5c2e432c640212bdcd0c602861

Download Submit
\Users\Admin\AppData\Local\Temp\nst28D6.tmp\stubdl.exe

Filesize
80KB

MD5
7d901ec0b0c73772ea3c8179da0314cd

SHA1
781534f4014768b9d6bdf66d4fba2746219eee12

SHA256
9c068bc2ffd61cf0f25372800562a12952a75aef3bbe8a22ab23e86edb606d9a

SHA512
ececa2b045589199153458c1cfd06373c02528cbcc1483f4661a245272ae6962e4ca73c4f72282fa0759e9ccdf84fac710526743b1540ad92896dd6cc57b7992

Download Submit
memory/2480-50-0x00000000028E0000-0x00000000028FA000-memory.dmp

Filesize
104KB

Download

Analysis

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