c665fa446b2a9c6ed7386339c3619bc3770969d13258457126dae591ac4acabf

Analysis

max time kernel
241s
max time network
336s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
24-11-2022 19:30

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General

Target

c665fa446b2a9c6ed7386339c3619bc3770969d13258457126dae591ac4acabf.exe
Size

931KB
MD5

4eabb210765036c2d32f9921168d6351
SHA1

ad75235ad206168777d607bf5fe3e19e4a44589e
SHA256

c665fa446b2a9c6ed7386339c3619bc3770969d13258457126dae591ac4acabf
SHA512

622b34c3eb137b19e2f26e7fbe28adb062f4027d5767d51da8428d586d94226994d64a56dde7b90426395432879adbb09a5c0b2f420df096f09ef110f4006b5d
SSDEEP

24576:h1OYdaOYCZ/iWCvu/2sWsJA/jlt+DHhss:h1OsCCpYO/dJJDHhss

Score

8^/10

discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

R3HnJwxrKiKB8Ua.exe

pid process

1320 R3HnJwxrKiKB8Ua.exe
Loads dropped DLL 1 IoCs

Processes:

c665fa446b2a9c6ed7386339c3619bc3770969d13258457126dae591ac4acabf.exe

pid process

860 c665fa446b2a9c6ed7386339c3619bc3770969d13258457126dae591ac4acabf.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
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

pid	process
860	c665fa446b2a9c6ed7386339c3619bc3770969d13258457126dae591ac4acabf.exe

Drops Chrome extension 3 IoCs

Processes:

R3HnJwxrKiKB8Ua.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\pmmfgakbbbdljihhcahecbfpclfeaiom\2.0\manifest.json	R3HnJwxrKiKB8Ua.exe
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\pmmfgakbbbdljihhcahecbfpclfeaiom\2.0\manifest.json	R3HnJwxrKiKB8Ua.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\pmmfgakbbbdljihhcahecbfpclfeaiom\2.0\manifest.json	R3HnJwxrKiKB8Ua.exe

Drops file in System32 directory 4 IoCs

Processes:

R3HnJwxrKiKB8Ua.exe

description	ioc	process
File opened for modification	C:\Windows\System32\GroupPolicy	R3HnJwxrKiKB8Ua.exe
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	R3HnJwxrKiKB8Ua.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	R3HnJwxrKiKB8Ua.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	R3HnJwxrKiKB8Ua.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

R3HnJwxrKiKB8Ua.exe

pid	process
1320	R3HnJwxrKiKB8Ua.exe
1320	R3HnJwxrKiKB8Ua.exe
1320	R3HnJwxrKiKB8Ua.exe
1320	R3HnJwxrKiKB8Ua.exe
1320	R3HnJwxrKiKB8Ua.exe
1320	R3HnJwxrKiKB8Ua.exe
1320	R3HnJwxrKiKB8Ua.exe
1320	R3HnJwxrKiKB8Ua.exe
1320	R3HnJwxrKiKB8Ua.exe
1320	R3HnJwxrKiKB8Ua.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

R3HnJwxrKiKB8Ua.exe

description	pid	process
Token: SeDebugPrivilege	1320	R3HnJwxrKiKB8Ua.exe
Token: SeDebugPrivilege	1320	R3HnJwxrKiKB8Ua.exe
Token: SeDebugPrivilege	1320	R3HnJwxrKiKB8Ua.exe
Token: SeDebugPrivilege	1320	R3HnJwxrKiKB8Ua.exe
Token: SeDebugPrivilege	1320	R3HnJwxrKiKB8Ua.exe
Token: SeDebugPrivilege	1320	R3HnJwxrKiKB8Ua.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

c665fa446b2a9c6ed7386339c3619bc3770969d13258457126dae591ac4acabf.exe

description	pid	process	target process
PID 860 wrote to memory of 1320	860	c665fa446b2a9c6ed7386339c3619bc3770969d13258457126dae591ac4acabf.exe	R3HnJwxrKiKB8Ua.exe
PID 860 wrote to memory of 1320	860	c665fa446b2a9c6ed7386339c3619bc3770969d13258457126dae591ac4acabf.exe	R3HnJwxrKiKB8Ua.exe
PID 860 wrote to memory of 1320	860	c665fa446b2a9c6ed7386339c3619bc3770969d13258457126dae591ac4acabf.exe	R3HnJwxrKiKB8Ua.exe
PID 860 wrote to memory of 1320	860	c665fa446b2a9c6ed7386339c3619bc3770969d13258457126dae591ac4acabf.exe	R3HnJwxrKiKB8Ua.exe

C:\Users\Admin\AppData\Local\Temp\c665fa446b2a9c6ed7386339c3619bc3770969d13258457126dae591ac4acabf.exe
"C:\Users\Admin\AppData\Local\Temp\c665fa446b2a9c6ed7386339c3619bc3770969d13258457126dae591ac4acabf.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:860

C:\Users\Admin\AppData\Local\Temp\7zS1C67.tmp\R3HnJwxrKiKB8Ua.exe
.\R3HnJwxrKiKB8Ua.exe
2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1320

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\7zS1C67.tmp\KcM@a.edu\bootstrap.js
Filesize
2KB

MD5
df13f711e20e9c80171846d4f2f7ae06

SHA1
56d29cda58427efe0e21d3880d39eb1b0ef60bee

SHA256
6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

SHA512
6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS1C67.tmp\KcM@a.edu\chrome.manifest
Filesize
35B

MD5
8f978430fca9f826ebf9d1cd04a22550

SHA1
035c42978657328983dd0230c1e2b945c6752f74

SHA256
b80e02873e33b2288e9e31c2a969078816d96120648b3d93415d6932ed7409b4

SHA512
bc2ac34f2b6e892919a6962d6c9b042fc1885e487b2d7fe7d983115508f8c60fbe7f3cc35d6d97808216e0ae9c8b1cc73cd3ea816d8ebbc7464f212bd5651ad5

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS1C67.tmp\KcM@a.edu\content\bg.js
Filesize
8KB

MD5
60a7fa1cace5a2c5763a4e714c6521a7

SHA1
6383fa058733e955b2a5368370b022bcb0d87d8f

SHA256
c383c7bc9946dc2216ace079608381e32439425d3c301bd5bc3df0abde0a4ca7

SHA512
98977122a2956917fc57c7de77d2743174a9afab6684a259038db138a1726703a1392fb7cc87aa6c2e82407a28f56e9de1cfe91efddd3ac77f133f0c05c9a693

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS1C67.tmp\KcM@a.edu\install.rdf
Filesize
591B

MD5
97309ea98f3b6776125b31ff2c7c2503

SHA1
19e53e95b9e8eee4db38330d83a4143804942d4b

SHA256
9c030e53486e2e9773d5c0ec8a56eaab092a6d3e595b3218bc42ed2d85fc9255

SHA512
77f077a31b0ce93fa85538c881ddb634328d54d2253d5e39567fc6e37a42ed46f13b046812c2ae96739def8812129cc561929b64dee95e870d0ac939c8b6463d

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS1C67.tmp\R3HnJwxrKiKB8Ua.dat
Filesize
1KB

MD5
88faba2bc9e87de1a397becb00e16ebc

SHA1
a6ae26d4935aa7cd9dd87cb077c496ee1ad0ee4e

SHA256
ed99b19f45fabb09781fcf764d54d657c8cc19ea6512e468156c82594c22c3d8

SHA512
f0ce8a736e46a22d64f407bdeaa585e2a79c43f3c81dd967e796a79fa4b794cfb3163758e0074839f754ecda89c3662d0de3ac3b5b418b8eb66b8e72a552811c

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS1C67.tmp\R3HnJwxrKiKB8Ua.exe
Filesize
772KB

MD5
5ed7019dcd0008dbcd8e54017b8c7dd9

SHA1
7e4457da2ff06c2170bad636c9eb7c1bb436fd06

SHA256
7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

SHA512
10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS1C67.tmp\pmmfgakbbbdljihhcahecbfpclfeaiom\background.html
Filesize
143B

MD5
eabc01b53e3c52a2954d27ca581f4ec4

SHA1
6b516785b3663a513892ea152c2d641eff1a7271

SHA256
edfd1f34e455047b43bb18a2894ab27ea88e05d9d29c9e7494e99e3b3d3b3a89

SHA512
4babb45b0c78edd8f30408c1ca985fa9625b4ac51f6f0c37b7b5938f059d8cb51129a771fe7c01cc64c286cc984c24f3554c4cde86e60bb1d20746b749360b59

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS1C67.tmp\pmmfgakbbbdljihhcahecbfpclfeaiom\content.js
Filesize
144B

MD5
fca19198fd8af21016a8b1dec7980002

SHA1
fd01a47d14004e17a625efe66cc46a06c786cf40

SHA256
332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

SHA512
60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS1C67.tmp\pmmfgakbbbdljihhcahecbfpclfeaiom\cxFZtb.js
Filesize
6KB

MD5
3bf478688e361d2bdf2d6ed08a797925

SHA1
06689b7b0c95ef7bc837617e93f48dc508ee5e87

SHA256
bbda4cde6861bb80704213438c6128997e51f3fe03226d5e6f09633e0ce63dd5

SHA512
41430429db402f7940eaf0d2be204ff315d08570b16aa1d7319cee0653cb22f3bfeb6615aa77c5d0e67dfb736af71ee5a755e4bf6c05f06bbd9b8002cda51d6c

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS1C67.tmp\pmmfgakbbbdljihhcahecbfpclfeaiom\lsdb.js
Filesize
531B

MD5
36d98318ab2b3b2585a30984db328afb

SHA1
f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

SHA256
ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

SHA512
6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS1C67.tmp\pmmfgakbbbdljihhcahecbfpclfeaiom\manifest.json
Filesize
498B

MD5
640199ea4621e34510de919f6a54436f

SHA1
dc65dbfad02bd2688030bd56ca1cab85917a9937

SHA256
e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

SHA512
d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

Download Submit
\Users\Admin\AppData\Local\Temp\7zS1C67.tmp\R3HnJwxrKiKB8Ua.exe
Filesize
772KB

MD5
5ed7019dcd0008dbcd8e54017b8c7dd9

SHA1
7e4457da2ff06c2170bad636c9eb7c1bb436fd06

SHA256
7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

SHA512
10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

Download Submit
memory/860-54-0x0000000076391000-0x0000000076393000-memory.dmp

Filesize
8KB

Download
memory/1320-56-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads