72a69ba6a988a170bf68a51efa1c7755c5b30d87b55b62d9bd5a8d5b02a2a189

Analysis

max time kernel
15s
max time network
127s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
28/04/2024, 17:03

Sharing

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General

Target

Run 1st.exe
Size

2.7MB
MD5

0d1749b5bc8f31f915c86ba86eb5e215
SHA1

396cc860df18b542333e79a50eecef9ef1574b49
SHA256

72a69ba6a988a170bf68a51efa1c7755c5b30d87b55b62d9bd5a8d5b02a2a189
SHA512

831760d3018f025a65494d4640a85153eb74bf0486a40998930ab139cd3c0b5fdda87f763ddc5a0bd75f6621a0aeaf9abc8dc76c9b904b8a59c8ebebd6c56040
SSDEEP

49152:ugb+2sQE1O7yEwqiiaKAY9scW3/qlm42vPOaR8Rt2xoz66Zxk2YVzxJQ:ugS2sQuO4qiiACs/omfPOA8RMxK66ZOh

Score

8^/10

evasion persistence

Malware Config

Signatures

Creates new service(s) 1 TTPs
persistence

Windows Service
T1543.003
Stops running service(s) 3 TTPs
evasion

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2864 set thread context of 1228	2864	Run 1st.exe	36

Launches sc.exe 4 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
1652	sc.exe
3060	sc.exe
1672	sc.exe
1272	sc.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
2864	Run 1st.exe
2864	Run 1st.exe
2864	Run 1st.exe
2864	Run 1st.exe
2864	Run 1st.exe
2864	Run 1st.exe
1228	dialer.exe
1228	dialer.exe
1228	dialer.exe
1228	dialer.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1724	powercfg.exe
Token: SeDebugPrivilege	1228	dialer.exe
Token: SeShutdownPrivilege	2924	powercfg.exe
Token: SeShutdownPrivilege	2332	powercfg.exe
Token: SeShutdownPrivilege	2296	powercfg.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2864 wrote to memory of 1228	2864	Run 1st.exe	36
PID 2864 wrote to memory of 1228	2864	Run 1st.exe	36
PID 2864 wrote to memory of 1228	2864	Run 1st.exe	36
PID 2864 wrote to memory of 1228	2864	Run 1st.exe	36
PID 2864 wrote to memory of 1228	2864	Run 1st.exe	36
PID 2864 wrote to memory of 1228	2864	Run 1st.exe	36
PID 2864 wrote to memory of 1228	2864	Run 1st.exe	36
PID 1228 wrote to memory of 436	1228	dialer.exe	5
PID 1228 wrote to memory of 480	1228	dialer.exe	6
PID 1228 wrote to memory of 496	1228	dialer.exe	7
PID 1228 wrote to memory of 504	1228	dialer.exe	8
PID 1228 wrote to memory of 600	1228	dialer.exe	9
PID 1228 wrote to memory of 680	1228	dialer.exe	10
PID 1228 wrote to memory of 760	1228	dialer.exe	11
PID 1228 wrote to memory of 820	1228	dialer.exe	12
PID 1228 wrote to memory of 856	1228	dialer.exe	13
PID 1228 wrote to memory of 968	1228	dialer.exe	15
PID 1228 wrote to memory of 280	1228	dialer.exe	16
PID 1228 wrote to memory of 348	1228	dialer.exe	17
PID 1228 wrote to memory of 1064	1228	dialer.exe	18
PID 1228 wrote to memory of 1092	1228	dialer.exe	19
PID 1228 wrote to memory of 1164	1228	dialer.exe	20
PID 1228 wrote to memory of 1176	1228	dialer.exe	21
PID 1228 wrote to memory of 3024	1228	dialer.exe	24
PID 1228 wrote to memory of 1800	1228	dialer.exe	25
PID 1228 wrote to memory of 2864	1228	dialer.exe	27
PID 1228 wrote to memory of 2924	1228	dialer.exe	28
PID 1228 wrote to memory of 1724	1228	dialer.exe	29
PID 1228 wrote to memory of 2332	1228	dialer.exe	30
PID 1228 wrote to memory of 2296	1228	dialer.exe	31
PID 1228 wrote to memory of 1976	1228	dialer.exe	32
PID 1228 wrote to memory of 2360	1228	dialer.exe	33
PID 1228 wrote to memory of 2380	1228	dialer.exe	34
PID 1228 wrote to memory of 772	1228	dialer.exe	35
PID 1228 wrote to memory of 1272	1228	dialer.exe	37
PID 1228 wrote to memory of 2180	1228	dialer.exe	38

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:436

C:\Windows\system32\services.exe
C:\Windows\system32\services.exe
1⤵
PID:480
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k DcomLaunch
  2⤵
  PID:600
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k RPCSS
  2⤵
  PID:680
- C:\Windows\System32\svchost.exe
  C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  PID:760
- C:\Windows\System32\svchost.exe
  C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
  2⤵
  PID:820
- - C:\Windows\system32\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    3⤵
    PID:1164
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k netsvcs
  2⤵
  PID:856
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalService
  2⤵
  PID:968
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k NetworkService
  2⤵
  PID:280
- C:\Windows\System32\spoolsv.exe
  C:\Windows\System32\spoolsv.exe
  2⤵
  PID:348
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
  2⤵
  PID:1064
- C:\Windows\system32\taskhost.exe
  "taskhost.exe"
  2⤵
  PID:1092
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
  2⤵
  PID:3024
- C:\Windows\system32\sppsvc.exe
  C:\Windows\system32\sppsvc.exe
  2⤵
  PID:1800
- C:\ProgramData\ndjqneilzdba\lqicxunfykum.exe
  C:\ProgramData\ndjqneilzdba\lqicxunfykum.exe
  2⤵
  PID:1500
- - C:\Windows\system32\powercfg.exe
    C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
    3⤵
    PID:1040
- - C:\Windows\system32\powercfg.exe
    C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
    3⤵
    PID:2848
- - C:\Windows\system32\powercfg.exe
    C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
    3⤵
    PID:2540
- - C:\Windows\system32\powercfg.exe
    C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
    3⤵
    PID:2392
- - C:\Windows\system32\dialer.exe
    C:\Windows\system32\dialer.exe
    3⤵
    PID:2356
- - C:\Windows\system32\dialer.exe
    C:\Windows\system32\dialer.exe
    3⤵
    PID:2628
- - C:\Windows\system32\dialer.exe
    dialer.exe
    3⤵
    PID:852

C:\Windows\system32\lsass.exe
C:\Windows\system32\lsass.exe
1⤵
PID:496

C:\Windows\system32\lsm.exe
C:\Windows\system32\lsm.exe
1⤵
PID:504

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1176
- C:\Users\Admin\AppData\Local\Temp\Run 1st.exe
  "C:\Users\Admin\AppData\Local\Temp\Run 1st.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2864
- - C:\Windows\system32\powercfg.exe
    C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:2924
- - C:\Windows\system32\powercfg.exe
    C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:1724
- - C:\Windows\system32\powercfg.exe
    C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:2332
- - C:\Windows\system32\powercfg.exe
    C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:2296
- - C:\Windows\system32\dialer.exe
    C:\Windows\system32\dialer.exe
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1228
- - C:\Windows\system32\sc.exe
    C:\Windows\system32\sc.exe delete "CROULAAC"
    3⤵
    - Launches sc.exe
    PID:1272
- - C:\Windows\system32\sc.exe
    C:\Windows\system32\sc.exe create "CROULAAC" binpath= "C:\ProgramData\ndjqneilzdba\lqicxunfykum.exe" start= "auto"
    3⤵
    - Launches sc.exe
    PID:1672
- - C:\Windows\system32\sc.exe
    C:\Windows\system32\sc.exe stop eventlog
    3⤵
    - Launches sc.exe
    PID:1652
- - C:\Windows\system32\sc.exe
    C:\Windows\system32\sc.exe start "CROULAAC"
    3⤵
    - Launches sc.exe
    PID:3060
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\Run 1st.exe"
    3⤵
    PID:1860
  - - C:\Windows\system32\choice.exe
      choice /C Y /N /D Y /T 3
      4⤵
      PID:2992

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "-1072203691456314347-8094041211397826587-91055993514473122372120125586-1296963227"
1⤵
PID:1976

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "-785532157-1449955224-908986270-441849421-15316032921289296745138831337-1405913377"
1⤵
PID:2360

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "-724805759-13542300291754481384581791632488483472-16826824991191806185-334389364"
1⤵
PID:2380

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "-1937723544-7095221555409691871677753593-21252251951127778851-265090354286824710"
1⤵
PID:772

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "-8205502371227002551592288624149700500078868432514983512291721963498-810046286"
1⤵
PID:2180

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

T1489

Replay Monitor

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Downloads

C:\Windows\System32\perfc007.dat

Filesize
145KB

MD5
19c7052de3b7281b4c1c6bfbb543c5dc

SHA1
d2e12081a14c1069c89f2cee7357a559c27786e7

SHA256
14ed6cb3198e80964cbc687a60aed24fb68d1bbd7588f983dc1fc6ae63514b4a

SHA512
289ca791909882c857014bd24e777fa84b533896508b562051b529d4c27e0d98bc41c801c6384b382f5dc0fa584dc8f713939c636543b0a5cf5ea2b396300f83

Download Submit
C:\Windows\System32\perfc00A.dat

Filesize
154KB

MD5
f0ecfbfa3e3e59fd02197018f7e9cb84

SHA1
961e9367a4ef3a189466c0a0a186faf8958bdbc4

SHA256
cfa293532a1b865b95093437d82bf8b682132aa335957f0c6d95edfbcc372324

SHA512
116e648cb3b591a6a94da5ef11234778924a2ff9e0b3d7f6f00310d8a58914d12f5ee1b63c2f88701bb00538ad0e42ae2561575333c5a1d63bb8c86863ac6294

Download Submit
C:\Windows\System32\perfc00C.dat

Filesize
141KB

MD5
831dbe568992299e589143ee8898e131

SHA1
737726173aab8b76fe1f98104d72bb91abd273bf

SHA256
4f22ef1625fb2a2370779d0992f80b8e5e5da8dc727aa99ade152044d28e9405

SHA512
39015d29d593c9df59cdafbff95a6ddc000a5dbf767665b65f8ec65751e70315918c93d3583b922d32e9b6261b8c07023da660098ca79c5420b782c150b5c139

Download Submit
C:\Windows\System32\perfc010.dat

Filesize
138KB

MD5
cf82e7354e591c1408eb2cc0e29dd274

SHA1
7e91bd50c3e6b64b81e2b5c1ce723f52e34748e9

SHA256
59b5e6fbbe68f47db14a3c045b0ac1abb026c626ca4bee708fbd3940e6d2e06d

SHA512
98bd4809c1c418be4100096bc9df328d2ad435c5615c082fa2bfa424935203107015862cd9c1737800b7f7bd020fea4538c325707927c1557bc3efebffb27620

Download Submit
C:\Windows\System32\perfc011.dat

Filesize
114KB

MD5
1f998386566e5f9b7f11cc79254d1820

SHA1
e1da5fe1f305099b94de565d06bc6f36c6794481

SHA256
1665d97fb8786b94745295feb616a30c27af84e8a5e1d25cd1bcaf70723040ea

SHA512
a7c9702dd5833f4d6d27ce293efb9507948a3b05db350fc9909af6a48bd649c7578f856b4d64d87df451d0efbe202c62da7fffcac03b3fe72c7caaea553de75f

Download Submit
C:\Windows\System32\perfh007.dat

Filesize
680KB

MD5
b69ab3aeddb720d6ef8c05ff88c23b38

SHA1
d830c2155159656ed1806c7c66cae2a54a2441fa

SHA256
24c81302014118e07ed97eaac0819ecf191e0cc3d69c02b16ecda60ac4718625

SHA512
4c7a99d45fb6e90c206439dcdd7cd198870ea5397a6584bb666eed53a8dc36faaac0b9cfc786a3ab4ecbbecc3a4ddd91560246d83b3319f2e37c1ed4bdbec32d

Download Submit
C:\Windows\System32\perfh009.dat

Filesize
646KB

MD5
aecab86cc5c705d7a036cba758c1d7b0

SHA1
e88cf81fd282d91c7fc0efae13c13c55f4857b5e

SHA256
9bab92e274fcc0af88a7fdd143c9045b9d3a13cac2c00b63f00b320128dcc066

SHA512
e0aa8da41373fc64d0e3dc86c9e92a9dd5232f6bcae42dfe6f79012d7e780de85511a9ec6941cb39476632972573a18063d3ecd8b059b1d008d34f585d9edbe8

Download Submit
C:\Windows\System32\perfh00A.dat

Filesize
727KB

MD5
7d0bac4e796872daa3f6dc82c57f4ca8

SHA1
b4f6bbe08fa8cd0784a94ac442ff937a3d3eea0a

SHA256
ce2ef9fc248965f1408d4b7a1e6db67494ba07a7bbdfa810418b30be66ad5879

SHA512
145a0e8543e0d79fe1a5ce268d710c807834a05da1e948f84d6a1818171cd4ef077ea44ba1fe439b07b095721e0109cbf7e4cfd7b57519ee44d9fd9fe1169a3e

Download Submit
C:\Windows\System32\perfh00C.dat

Filesize
727KB

MD5
5f684ce126de17a7d4433ed2494c5ca9

SHA1
ce1a30a477daa1bac2ec358ce58731429eafe911

SHA256
2e2ba0c47e71991d646ec380cde47f44318d695e6f3f56ec095955a129af1c2c

SHA512
4d0c2669b5002da14d44c21dc2f521fb37b6b41b61bca7b2a9af7c03f616dda9ca825f79a81d3401af626a90017654f9221a6ccc83010ff73de71967fc2f3f5b

Download Submit
C:\Windows\System32\perfh010.dat

Filesize
722KB

MD5
4623482c106cf6cc1bac198f31787b65

SHA1
5abb0decf7b42ef5daf7db012a742311932f6dad

SHA256
eceda45aedbf6454b79f010c891bead3844d43189972f6beeb5ccddb13cc0349

SHA512
afecefcec652856dd8b4275f11d75a68a582337b682309c4b61fd26ed7038b92e6b9aa72c1bfc350ce2caf5e357098b54eb1e448a4392960f9f82e01c447669f

Download Submit
C:\Windows\System32\perfh011.dat

Filesize
406KB

MD5
54c674d19c0ff72816402f66f6c3d37c

SHA1
2dcc0269545a213648d59dc84916d9ec2d62a138

SHA256
646d4ea2f0670691aa5b998c26626ede7623886ed3ac9bc9679018f85e584bb5

SHA512
4d451e9bef2c451cb9e86c7f4d705be65787c88df5281da94012bfbe5af496718ec3e48099ec3dff1d06fee7133293f10d649866fe59daa7951aebe2e5e67c1f

Download Submit
C:\Windows\System32\wbem\Performance\WmiApRpl.h

Filesize
3KB

MD5
b133a676d139032a27de3d9619e70091

SHA1
1248aa89938a13640252a79113930ede2f26f1fa

SHA256
ae2b6236d3eeb4822835714ae9444e5dcd21bc60f7a909f2962c43bc743c7b15

SHA512
c6b99e13d854ce7a6874497473614ee4bd81c490802783db1349ab851cd80d1dc06df8c1f6e434aba873a5bbf6125cc64104709064e19a9dc1c66dcde3f898f5

Download Submit
C:\Windows\System32\wbem\Performance\WmiApRpl.ini

Filesize
27KB

MD5
46d08e3a55f007c523ac64dce6dcf478

SHA1
62edf88697e98d43f32090a2197bead7e7244245

SHA256
5b15b1fc32713447c3fbc952a0fb02f1fd78c6f9ac69087bdb240625b0282614

SHA512
b1f42e70c0ba866a9ed34eb531dbcbae1a659d7349c1e1a14b18b9e23d8cbd302d8509c6d3a28bc7509dd92e83bcb400201fb5d5a70f613421d81fe649d02e42

Download Submit
\ProgramData\ndjqneilzdba\lqicxunfykum.exe

Filesize
2.7MB

MD5
0d1749b5bc8f31f915c86ba86eb5e215

SHA1
396cc860df18b542333e79a50eecef9ef1574b49

SHA256
72a69ba6a988a170bf68a51efa1c7755c5b30d87b55b62d9bd5a8d5b02a2a189

SHA512
831760d3018f025a65494d4640a85153eb74bf0486a40998930ab139cd3c0b5fdda87f763ddc5a0bd75f6621a0aeaf9abc8dc76c9b904b8a59c8ebebd6c56040

Download Submit
memory/436-11-0x00000000001F0000-0x0000000000214000-memory.dmp

Filesize
144KB

Download
memory/436-490-0x0000000000440000-0x000000000046B000-memory.dmp

Filesize
172KB

Download
memory/436-82-0x0000000077871000-0x0000000077872000-memory.dmp

Filesize
4KB

Download
memory/436-80-0x0000000000440000-0x000000000046B000-memory.dmp

Filesize
172KB

Download
memory/436-17-0x0000000037860000-0x0000000037870000-memory.dmp

Filesize
64KB

Download
memory/436-16-0x000007FEBFA80000-0x000007FEBFA90000-memory.dmp

Filesize
64KB

Download
memory/436-15-0x0000000000440000-0x000000000046B000-memory.dmp

Filesize
172KB

Download
memory/436-79-0x00000000001F0000-0x0000000000214000-memory.dmp

Filesize
144KB

Download
memory/480-21-0x0000000037860000-0x0000000037870000-memory.dmp

Filesize
64KB

Download
memory/480-19-0x0000000000220000-0x000000000024B000-memory.dmp

Filesize
172KB

Download
memory/480-81-0x0000000000220000-0x000000000024B000-memory.dmp

Filesize
172KB

Download
memory/480-20-0x000007FEBFA80000-0x000007FEBFA90000-memory.dmp

Filesize
64KB

Download
memory/480-491-0x0000000000220000-0x000000000024B000-memory.dmp

Filesize
172KB

Download
memory/496-28-0x00000000001C0000-0x00000000001EB000-memory.dmp

Filesize
172KB

Download
memory/496-30-0x000007FEBFA80000-0x000007FEBFA90000-memory.dmp

Filesize
64KB

Download
memory/496-32-0x0000000037860000-0x0000000037870000-memory.dmp

Filesize
64KB

Download
memory/504-59-0x00000000004E0000-0x000000000050B000-memory.dmp

Filesize
172KB

Download
memory/504-60-0x000007FEBFA80000-0x000007FEBFA90000-memory.dmp

Filesize
64KB

Download
memory/504-61-0x0000000037860000-0x0000000037870000-memory.dmp

Filesize
64KB

Download
memory/820-63-0x0000000000CF0000-0x0000000000D1B000-memory.dmp

Filesize
172KB

Download
memory/1228-1-0x0000000140000000-0x000000014002B000-memory.dmp

Filesize
172KB

Download
memory/1228-2-0x0000000140000000-0x000000014002B000-memory.dmp

Filesize
172KB

Download
memory/1228-8-0x0000000140000000-0x000000014002B000-memory.dmp

Filesize
172KB

Download
memory/1228-5-0x0000000140000000-0x000000014002B000-memory.dmp

Filesize
172KB

Download
memory/1228-295-0x0000000077820000-0x00000000779C9000-memory.dmp

Filesize
1.7MB

Download
memory/1228-0-0x0000000140000000-0x000000014002B000-memory.dmp

Filesize
172KB

Download
memory/1228-7-0x0000000077600000-0x000000007771F000-memory.dmp

Filesize
1.1MB

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memory/1228-75-0x0000000077820000-0x00000000779C9000-memory.dmp

Filesize
1.7MB

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memory/1228-6-0x0000000077820000-0x00000000779C9000-memory.dmp

Filesize
1.7MB

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memory/1228-3-0x0000000140000000-0x000000014002B000-memory.dmp

Filesize
172KB

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