06abba83e0a6867c724d290a83a8fb884447822a9dc10eed02243a9141e38028

Analysis

max time kernel
77s
max time network
41s
platform
windows7_x64
resource
win7-20220414-en
submitted
02/05/2022, 17:58

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General

Target

06abba83e0a6867c724d290a83a8fb884447822a9dc10eed02243a9141e38028.exe
Size

14.3MB
MD5

5e97343f1cbbe72316b2fe4c1113be27
SHA1

1d6a1a4e9b23e8242bbd02809e1fe1765d6465cc
SHA256

06abba83e0a6867c724d290a83a8fb884447822a9dc10eed02243a9141e38028
SHA512

64f01e60f036da50edd7eabd3e0b6a6f2eca2e9cb5d34037edfb140d529b2b10ab43d7a057871cf6106475fd2c8650ad10c83e0ef0a8e3cc611f6ed2f953ede1

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
908	ExtrimHack [free][19.08.2020].exe
2032	Ex.exe
1944	csrss.com
1116	csrss.com

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Sys.url	csrss.com

Loads dropped DLL 5 IoCs

pid	Process
548	06abba83e0a6867c724d290a83a8fb884447822a9dc10eed02243a9141e38028.exe
548	06abba83e0a6867c724d290a83a8fb884447822a9dc10eed02243a9141e38028.exe
548	06abba83e0a6867c724d290a83a8fb884447822a9dc10eed02243a9141e38028.exe
1748	cmd.exe
1944	csrss.com

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

System Information Discovery
T1082

Runs ping.exe 1 TTPs 2 IoCs

Remote System Discovery

T1018

pid	Process
1088	PING.EXE
1772	PING.EXE

Suspicious use of FindShellTrayWindow 6 IoCs

pid	Process
1944	csrss.com
1944	csrss.com
1944	csrss.com
1116	csrss.com
1116	csrss.com
1116	csrss.com

Suspicious use of SendNotifyMessage 6 IoCs

pid	Process
1944	csrss.com
1944	csrss.com
1944	csrss.com
1116	csrss.com
1116	csrss.com
1116	csrss.com

Suspicious use of WriteProcessMemory 40 IoCs

description	pid	Process	procid_target
PID 548 wrote to memory of 908	548	06abba83e0a6867c724d290a83a8fb884447822a9dc10eed02243a9141e38028.exe	27
PID 548 wrote to memory of 908	548	06abba83e0a6867c724d290a83a8fb884447822a9dc10eed02243a9141e38028.exe	27
PID 548 wrote to memory of 908	548	06abba83e0a6867c724d290a83a8fb884447822a9dc10eed02243a9141e38028.exe	27
PID 548 wrote to memory of 908	548	06abba83e0a6867c724d290a83a8fb884447822a9dc10eed02243a9141e38028.exe	27
PID 548 wrote to memory of 2032	548	06abba83e0a6867c724d290a83a8fb884447822a9dc10eed02243a9141e38028.exe	28
PID 548 wrote to memory of 2032	548	06abba83e0a6867c724d290a83a8fb884447822a9dc10eed02243a9141e38028.exe	28
PID 548 wrote to memory of 2032	548	06abba83e0a6867c724d290a83a8fb884447822a9dc10eed02243a9141e38028.exe	28
PID 548 wrote to memory of 2032	548	06abba83e0a6867c724d290a83a8fb884447822a9dc10eed02243a9141e38028.exe	28
PID 2032 wrote to memory of 2020	2032	Ex.exe	29
PID 2032 wrote to memory of 2020	2032	Ex.exe	29
PID 2032 wrote to memory of 2020	2032	Ex.exe	29
PID 2032 wrote to memory of 2020	2032	Ex.exe	29
PID 2032 wrote to memory of 1968	2032	Ex.exe	31
PID 2032 wrote to memory of 1968	2032	Ex.exe	31
PID 2032 wrote to memory of 1968	2032	Ex.exe	31
PID 2032 wrote to memory of 1968	2032	Ex.exe	31
PID 1968 wrote to memory of 1748	1968	cmd.exe	33
PID 1968 wrote to memory of 1748	1968	cmd.exe	33
PID 1968 wrote to memory of 1748	1968	cmd.exe	33
PID 1968 wrote to memory of 1748	1968	cmd.exe	33
PID 1748 wrote to memory of 1772	1748	cmd.exe	34
PID 1748 wrote to memory of 1772	1748	cmd.exe	34
PID 1748 wrote to memory of 1772	1748	cmd.exe	34
PID 1748 wrote to memory of 1772	1748	cmd.exe	34
PID 1748 wrote to memory of 660	1748	cmd.exe	35
PID 1748 wrote to memory of 660	1748	cmd.exe	35
PID 1748 wrote to memory of 660	1748	cmd.exe	35
PID 1748 wrote to memory of 660	1748	cmd.exe	35
PID 1748 wrote to memory of 1944	1748	cmd.exe	36
PID 1748 wrote to memory of 1944	1748	cmd.exe	36
PID 1748 wrote to memory of 1944	1748	cmd.exe	36
PID 1748 wrote to memory of 1944	1748	cmd.exe	36
PID 1748 wrote to memory of 1088	1748	cmd.exe	37
PID 1748 wrote to memory of 1088	1748	cmd.exe	37
PID 1748 wrote to memory of 1088	1748	cmd.exe	37
PID 1748 wrote to memory of 1088	1748	cmd.exe	37
PID 1944 wrote to memory of 1116	1944	csrss.com	38
PID 1944 wrote to memory of 1116	1944	csrss.com	38
PID 1944 wrote to memory of 1116	1944	csrss.com	38
PID 1944 wrote to memory of 1116	1944	csrss.com	38

C:\Users\Admin\AppData\Local\Temp\06abba83e0a6867c724d290a83a8fb884447822a9dc10eed02243a9141e38028.exe
"C:\Users\Admin\AppData\Local\Temp\06abba83e0a6867c724d290a83a8fb884447822a9dc10eed02243a9141e38028.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:548
- C:\Users\Admin\AppData\Roaming\1337\ExtrimHack [free][19.08.2020].exe
  "C:\Users\Admin\AppData\Roaming\1337\ExtrimHack [free][19.08.2020].exe"
  2⤵
  - Executes dropped EXE
  PID:908
- C:\Users\Admin\AppData\Roaming\1337\Ex.exe
  "C:\Users\Admin\AppData\Roaming\1337\Ex.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2032
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c echo pUVyOKPt
    3⤵
    PID:2020
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c mkdir C:\Users\Admin\AppData\Roaming\Sysfiles & cmd < XuGJAWtEjFqgoZUl.com
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1968
  - - C:\Windows\SysWOW64\cmd.exe
      cmd
      4⤵
      Loads dropped DLL
      Suspicious use of WriteProcessMemory
      PID:1748
    - - C:\Windows\SysWOW64\PING.EXE
        
        ping -n 1 moLu.nnnbID
        5⤵
        Runs ping.exe
        
        PID:1772
    - - C:\Windows\SysWOW64\certutil.exe
        
        certutil -decode qTh.com y
        5⤵
        
        PID:660
    - - C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\csrss.com
        
        csrss.com y
        5⤵
        Executes dropped EXE
        Loads dropped DLL
        Suspicious use of FindShellTrayWindow
        Suspicious use of SendNotifyMessage
        Suspicious use of WriteProcessMemory
        
        PID:1944
      - C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\csrss.com
        
        C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\csrss.com y
        6⤵
        Executes dropped EXE
        Drops startup file
        Suspicious use of FindShellTrayWindow
        Suspicious use of SendNotifyMessage
        
        PID:1116
    - - C:\Windows\SysWOW64\PING.EXE
        
        ping 127.0.0.1 -n 30
        5⤵
        Runs ping.exe
        
        PID:1088

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Remote System Discovery

T1018

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\7ZipSfx.000\EWSiFeMZzkUETFRYRVL.com

Filesize
921KB

MD5
c317736793ef5129f12a3568cd679422

SHA1
e68b55969c5f2159c847a629fac3731c0c315d53

SHA256
cbb5d906c63cbcb891b35e53156b643ac26c5dec922f43b2fd121ccca60beb62

SHA512
69cb5fd5f1a30c3c786ca945b8de6a460d03605fc3416a3c33e69691603e1a43ad0cfefe9cd5d6af1a154b701ecf34526cc05d9235a4e38acf994eb0edb1a82c

Download Submit
C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\XuGJAWtEjFqgoZUl.com

Filesize
398B

MD5
0047726ce0f38e02fda2068d7ff7ceff

SHA1
0702fd3e290b95b70b5fc3b70cdb57c808baceb7

SHA256
0423e080422306752ccf52e4639a8f6e58596176e730d10bd812012ccf4f296b

SHA512
00b525c341b3297e3b011065b32bab9d29eee920e7faebea93e4fcc4fef69b166c11c10291cc9ba9b931551eca3dc9ddae27b681c4d4423478ea3a65d29c7d83

Download Submit
C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\ZcaqngYeMJ.com

Filesize
2.3MB

MD5
09cc8b02108c2ca6db6197e37b165a65

SHA1
9f245c5206ce171cfc288ed8bf05896d1b36a1f0

SHA256
89ad1822d2ee2d5e39d2e4aae2016562244f7ea43071c192e8989a3c2544d998

SHA512
d50c20b554dd85996f8b7432fb3d3668c3fbfcd77314a4adc476861373a0350b122be61ab1aa087153e45c48cf6a453d0829ccfa4786cf679ee3dccb7cffadae

Download Submit
C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\csrss.com

Filesize
921KB

MD5
8ed172328f643375ac09b31ffba0eb63

SHA1
c6716e5e5a311f597e37c5660b0387ab8f77b2a0

SHA256
23e87924005aeef08ab3c9402aa749c0373ed9fa6c1706c13ca1df5ec33f8928

SHA512
79efbac3cbf2bbbf1b5572a3036845fd544210a01adf9850d22587df12fd84832e14e8f7e0476955a8d9bb42ff0be5ca4443cee8e83dc396e70d850e31c60938

Download Submit
C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\csrss.com

Filesize
921KB

MD5
8ed172328f643375ac09b31ffba0eb63

SHA1
c6716e5e5a311f597e37c5660b0387ab8f77b2a0

SHA256
23e87924005aeef08ab3c9402aa749c0373ed9fa6c1706c13ca1df5ec33f8928

SHA512
79efbac3cbf2bbbf1b5572a3036845fd544210a01adf9850d22587df12fd84832e14e8f7e0476955a8d9bb42ff0be5ca4443cee8e83dc396e70d850e31c60938

Download Submit
C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\csrss.com

Filesize
921KB

MD5
8ed172328f643375ac09b31ffba0eb63

SHA1
c6716e5e5a311f597e37c5660b0387ab8f77b2a0

SHA256
23e87924005aeef08ab3c9402aa749c0373ed9fa6c1706c13ca1df5ec33f8928

SHA512
79efbac3cbf2bbbf1b5572a3036845fd544210a01adf9850d22587df12fd84832e14e8f7e0476955a8d9bb42ff0be5ca4443cee8e83dc396e70d850e31c60938

Download Submit
C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\qTh.com

Filesize
1.1MB

MD5
13a508782d30a527e997a64996920287

SHA1
4628a103700d13b6f3920b3a8a06e9757bf0a9eb

SHA256
e06ad6278f8cdccb51ed58aee3d6ba97bd770b2d8b827746e539770fc959354e

SHA512
cd860c7c8eea0faf0e62f1e695f60c02050c284617265f3e9c11dac4e4cbea34cb656719ae6bdeb39a36dd1446bb443cbcf9c9f4a595c1749f9088d7c082d142

Download Submit
C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\y

Filesize
842KB

MD5
dbcc4336d132df084c59bbddff9693f5

SHA1
172d404379f6d288db4eacaa11bf0fa1ccffa451

SHA256
ea3b51ae7fb4264cd4aca28f02fa027bb25ce69a9ece5ff1f9f581b1ae62c84e

SHA512
d7209e47c9ef7e8f0db4bc736828e79d745415dde0dbaa7b4d5a21d6ee3406b139f3565cdcae16911c330d3ebbe1bcbe77f5e40d2313909a3b7b58697d3d4e34

Download Submit
C:\Users\Admin\AppData\Roaming\1337\Ex.exe

Filesize
3.1MB

MD5
7afcb8667f1ec33f0cc084936a8a4044

SHA1
a2755123f3515fbfcbd5b1ab38c22fa757b8afa8

SHA256
2304cf3b3d0753318d60c2769c535a164d5f56ee0343c59ac616036d95e8ad71

SHA512
bc04b81c01df03b360c225709d2db3078d1fb45fc2a67713f5f5154d050c71e241c2c7590f510d9f7ac3a0a4bc820b3b171d96cb56d23c0496df184e527162b8

Download Submit
C:\Users\Admin\AppData\Roaming\1337\Ex.exe

Filesize
3.1MB

MD5
7afcb8667f1ec33f0cc084936a8a4044

SHA1
a2755123f3515fbfcbd5b1ab38c22fa757b8afa8

SHA256
2304cf3b3d0753318d60c2769c535a164d5f56ee0343c59ac616036d95e8ad71

SHA512
bc04b81c01df03b360c225709d2db3078d1fb45fc2a67713f5f5154d050c71e241c2c7590f510d9f7ac3a0a4bc820b3b171d96cb56d23c0496df184e527162b8

Download Submit
C:\Users\Admin\AppData\Roaming\1337\ExtrimHack [free][19.08.2020].exe

Filesize
11.3MB

MD5
0d41a5f1d9f4b47dbdc7ed36e93e29be

SHA1
fa632b0f304a8df63cb097917cdf88a29a0b0697

SHA256
ebb12a3ba49cb301b5f3670ca0387fac092256c4fd02f3d71065f91ffa0393ad

SHA512
382d9d7fe2b5a3b2e61d5f3dc689ce53416796b405af7d774136ed537909ba01d2d2a32b0156456d638d97f439a250fecb499feedea15380b7f59e9d0ff0078a

Download Submit
\Users\Admin\AppData\Local\Temp\7ZipSfx.000\csrss.com

Filesize
921KB

MD5
8ed172328f643375ac09b31ffba0eb63

SHA1
c6716e5e5a311f597e37c5660b0387ab8f77b2a0

SHA256
23e87924005aeef08ab3c9402aa749c0373ed9fa6c1706c13ca1df5ec33f8928

SHA512
79efbac3cbf2bbbf1b5572a3036845fd544210a01adf9850d22587df12fd84832e14e8f7e0476955a8d9bb42ff0be5ca4443cee8e83dc396e70d850e31c60938

Download Submit
\Users\Admin\AppData\Local\Temp\7ZipSfx.000\csrss.com

Filesize
921KB

MD5
8ed172328f643375ac09b31ffba0eb63

SHA1
c6716e5e5a311f597e37c5660b0387ab8f77b2a0

SHA256
23e87924005aeef08ab3c9402aa749c0373ed9fa6c1706c13ca1df5ec33f8928

SHA512
79efbac3cbf2bbbf1b5572a3036845fd544210a01adf9850d22587df12fd84832e14e8f7e0476955a8d9bb42ff0be5ca4443cee8e83dc396e70d850e31c60938

Download Submit
\Users\Admin\AppData\Local\Temp\nsy5AC0.tmp\System.dll

Filesize
11KB

MD5
2ae993a2ffec0c137eb51c8832691bcb

SHA1
98e0b37b7c14890f8a599f35678af5e9435906e1

SHA256
681382f3134de5c6272a49dd13651c8c201b89c247b471191496e7335702fa59

SHA512
2501371eb09c01746119305ba080f3b8c41e64535ff09cee4f51322530366d0bd5322ea5290a466356598027e6cda8ab360caef62dcaf560d630742e2dd9bcd9

Download Submit
\Users\Admin\AppData\Roaming\1337\Ex.exe

Filesize
3.1MB

MD5
7afcb8667f1ec33f0cc084936a8a4044

SHA1
a2755123f3515fbfcbd5b1ab38c22fa757b8afa8

SHA256
2304cf3b3d0753318d60c2769c535a164d5f56ee0343c59ac616036d95e8ad71

SHA512
bc04b81c01df03b360c225709d2db3078d1fb45fc2a67713f5f5154d050c71e241c2c7590f510d9f7ac3a0a4bc820b3b171d96cb56d23c0496df184e527162b8

Download Submit
\Users\Admin\AppData\Roaming\1337\ExtrimHack [free][19.08.2020].exe

Filesize
11.3MB

MD5
0d41a5f1d9f4b47dbdc7ed36e93e29be

SHA1
fa632b0f304a8df63cb097917cdf88a29a0b0697

SHA256
ebb12a3ba49cb301b5f3670ca0387fac092256c4fd02f3d71065f91ffa0393ad

SHA512
382d9d7fe2b5a3b2e61d5f3dc689ce53416796b405af7d774136ed537909ba01d2d2a32b0156456d638d97f439a250fecb499feedea15380b7f59e9d0ff0078a

Download Submit
memory/548-54-0x0000000075D21000-0x0000000075D23000-memory.dmp

Filesize
8KB

Download