f9329d0ad38fe64efc2be685bfff3056df1b25a18b4964ce5251840b2a02452b

Analysis

max time kernel
144s
max time network
187s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
07/11/2022, 18:59

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General

Target

f9329d0ad38fe64efc2be685bfff3056df1b25a18b4964ce5251840b2a02452b.exe
Size

1.0MB
MD5

0fe3bc8503c1ad6064bef38e8f8e5503
SHA1

9a83a517be0359efb9ccb9dbae43fef8b1d8f375
SHA256

f9329d0ad38fe64efc2be685bfff3056df1b25a18b4964ce5251840b2a02452b
SHA512

1ee367ca56a763daf3b691e6b73b42620e7ee34ed6220531f69d6167c3a74d677c6b71b6432cdf0a5f4ba3efd94d78c79cd9392c9527162c681468d5efa783a8
SSDEEP

24576:BOuFhCwUuqDluBMfEhJX3z5mKhwbLeoM6h0:BhxqDosEL3F/w+6h0

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
4936	smes.exe
4864	smes.exe
4312	smes.exe
1504	smes.exe

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	f9329d0ad38fe64efc2be685bfff3056df1b25a18b4964ce5251840b2a02452b.exe

Loads dropped DLL 6 IoCs

pid	Process
1044	f9329d0ad38fe64efc2be685bfff3056df1b25a18b4964ce5251840b2a02452b.exe
1044	f9329d0ad38fe64efc2be685bfff3056df1b25a18b4964ce5251840b2a02452b.exe
4312	smes.exe
1504	smes.exe
1504	smes.exe
1504	smes.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1044	f9329d0ad38fe64efc2be685bfff3056df1b25a18b4964ce5251840b2a02452b.exe
1044	f9329d0ad38fe64efc2be685bfff3056df1b25a18b4964ce5251840b2a02452b.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	4936	smes.exe
Token: SeDebugPrivilege	4864	smes.exe
Token: SeDebugPrivilege	4312	smes.exe
Token: 33	4312	smes.exe
Token: SeIncBasePriorityPrivilege	4312	smes.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1504	smes.exe
1504	smes.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1044 wrote to memory of 3688	1044	f9329d0ad38fe64efc2be685bfff3056df1b25a18b4964ce5251840b2a02452b.exe	80
PID 1044 wrote to memory of 3688	1044	f9329d0ad38fe64efc2be685bfff3056df1b25a18b4964ce5251840b2a02452b.exe	80
PID 1044 wrote to memory of 3688	1044	f9329d0ad38fe64efc2be685bfff3056df1b25a18b4964ce5251840b2a02452b.exe	80
PID 1044 wrote to memory of 2608	1044	f9329d0ad38fe64efc2be685bfff3056df1b25a18b4964ce5251840b2a02452b.exe	81
PID 1044 wrote to memory of 2608	1044	f9329d0ad38fe64efc2be685bfff3056df1b25a18b4964ce5251840b2a02452b.exe	81
PID 1044 wrote to memory of 2608	1044	f9329d0ad38fe64efc2be685bfff3056df1b25a18b4964ce5251840b2a02452b.exe	81
PID 3688 wrote to memory of 4936	3688	cmd.exe	84
PID 3688 wrote to memory of 4936	3688	cmd.exe	84
PID 3688 wrote to memory of 4936	3688	cmd.exe	84
PID 3688 wrote to memory of 4864	3688	cmd.exe	85
PID 3688 wrote to memory of 4864	3688	cmd.exe	85
PID 3688 wrote to memory of 4864	3688	cmd.exe	85
PID 4312 wrote to memory of 1504	4312	smes.exe	87
PID 4312 wrote to memory of 1504	4312	smes.exe	87
PID 4312 wrote to memory of 1504	4312	smes.exe	87

C:\Users\Admin\AppData\Local\Temp\f9329d0ad38fe64efc2be685bfff3056df1b25a18b4964ce5251840b2a02452b.exe
"C:\Users\Admin\AppData\Local\Temp\f9329d0ad38fe64efc2be685bfff3056df1b25a18b4964ce5251840b2a02452b.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1044
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c "C:\ProgramData\smes\u.bat"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3688
- - C:\ProgramData\smes\smes.exe
    smes.exe -install
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:4936
- - C:\ProgramData\smes\smes.exe
    smes.exe -start
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:4864
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\temg_tmp.bat"
  2⤵
  PID:2608

C:\ProgramData\smes\smes.exe
C:\ProgramData\smes\smes.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4312
- C:\ProgramData\smes\smes.exe
  C:\ProgramData\smes\smes.exe -run
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetWindowsHookEx
  PID:1504

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\kingsoft\kws\kws.ini

Filesize
720B

MD5
ffc3088dc68b14616fc334ce25f7c4ec

SHA1
83ea5e504ba582fd0db81371888b2d2d36012af8

SHA256
f39e009b78bbca138cf7ca72023390afe0e9ab1980eb0e326e637186a1249872

SHA512
b3c29e4513ba21d9588661eeffe029bdc5a2317cb3345cbe945f50df9688732d478e614e67a64f87d9cdf2c284eaeb9c497feef69ee71a621f4fc009bf1c09b4

Download Submit
C:\ProgramData\smes\KWSSVC.log

Filesize
202B

MD5
582e6f7b4bd1c6d8d09e6c28393e5beb

SHA1
d316d0eaaf9824098da31db40b940a13fa858f79

SHA256
9feaa5dd7577021954b83b5acb6e968135796eae8e8f96886bdb566c9c4d8cd5

SHA512
57bd8d91d46f3b873e5bdb85df9662e86a6a5be7f902c67c2ced90a468c091c92790a263c8b71258b7ba1904a0816e4542889b4680935eb5c05e429edb1760f1

Download Submit
C:\ProgramData\smes\KWSSVC.log

Filesize
356B

MD5
f79705d1fbddae06bdefdda870b711a5

SHA1
4b7eb41ed48497ca5bc99067b679b9f57b3ae914

SHA256
cc3fff2315e3b4d1ba7d00e0672cceeede52f609ba47db40185d0cb6d06cf3f5

SHA512
a9daaf2e73e34e0a7381cafd1e99b7d73b589099503a67fc6147d0d59e41f0056b36d6f4404992be2434e7bf8ad7c6328472f69c1a429f2155c63f74462b0574

Download Submit
C:\ProgramData\smes\KWSSVC.log

Filesize
546B

MD5
d8d3292cafdcb752eb295c4798d1226a

SHA1
ba702ad130760898502c69f72b9513282fb65d9c

SHA256
16900222e9e6a240f91e101639f1cf87a1573a9849a63126e29cc852fc803f13

SHA512
f746dc2de6fad9c62e65f114858f994b9272524c4c3df370722da8cb6d9329b060f0a9a14f297a6d919135cf44d912818a74d50e8e31663a81755a046a0615ff

Download Submit
C:\ProgramData\smes\kswebshield.dll

Filesize
441KB

MD5
7851449473178f9782263d51bc5e3bbc

SHA1
ad5148ee1bed2348b320c62c025d52fbcbb28799

SHA256
c3bc7ec8428f0bb210a0597c9a0cad1be412b7fa46ea006819a3df9ac23118b4

SHA512
b01fc37ac84b81df8d7657000295aed7eb50aaf7f13ab2b2be9030c9f83ed1559318c83c78b4a29926d7d30e9eea9538d123ef4a649179be5a5b54ee71ed9b49

Download Submit
C:\ProgramData\smes\kswebshield.dll

Filesize
441KB

MD5
7851449473178f9782263d51bc5e3bbc

SHA1
ad5148ee1bed2348b320c62c025d52fbcbb28799

SHA256
c3bc7ec8428f0bb210a0597c9a0cad1be412b7fa46ea006819a3df9ac23118b4

SHA512
b01fc37ac84b81df8d7657000295aed7eb50aaf7f13ab2b2be9030c9f83ed1559318c83c78b4a29926d7d30e9eea9538d123ef4a649179be5a5b54ee71ed9b49

Download Submit
C:\ProgramData\smes\kswebshield.dll

Filesize
441KB

MD5
7851449473178f9782263d51bc5e3bbc

SHA1
ad5148ee1bed2348b320c62c025d52fbcbb28799

SHA256
c3bc7ec8428f0bb210a0597c9a0cad1be412b7fa46ea006819a3df9ac23118b4

SHA512
b01fc37ac84b81df8d7657000295aed7eb50aaf7f13ab2b2be9030c9f83ed1559318c83c78b4a29926d7d30e9eea9538d123ef4a649179be5a5b54ee71ed9b49

Download Submit
C:\ProgramData\smes\kwssp.dll

Filesize
425KB

MD5
bf5dcfd9da0514334d41cbd80d2a9138

SHA1
802f9e0b82edca56be08a33b2ba874b34c31f1e3

SHA256
f9506cf9a87aa6bfbf07f2124f2785a711b27a70839ebb95bdd4b2cf747fb060

SHA512
246796f2e201cde30043eaa2c0ffb4d2b3bea2bae97261a022824c31a42d2b08998b1bdcd436e8392bdd153dd6fadf9ba69361c7316a6bfda5d475678b7aa5cc

Download Submit
C:\ProgramData\smes\kwssp.dll

Filesize
425KB

MD5
bf5dcfd9da0514334d41cbd80d2a9138

SHA1
802f9e0b82edca56be08a33b2ba874b34c31f1e3

SHA256
f9506cf9a87aa6bfbf07f2124f2785a711b27a70839ebb95bdd4b2cf747fb060

SHA512
246796f2e201cde30043eaa2c0ffb4d2b3bea2bae97261a022824c31a42d2b08998b1bdcd436e8392bdd153dd6fadf9ba69361c7316a6bfda5d475678b7aa5cc

Download Submit
C:\ProgramData\smes\kwsui.dll

Filesize
433KB

MD5
45199dab51eeece95728abfe25e18f35

SHA1
59ab0fe25aa2adc253adbecba6862e7432df1c39

SHA256
a22006861cac6a849346282e2f7729deeb8f68bf29f13c15ae33d20311f77391

SHA512
825c6ae1f88cec3d6c469e6a15cad0430845ecc8d436777092f4c5fe8ecd02abbfeb3e2a17b2f4896b9d6e4b2d229a8b83bfdda75a3e025fc32f86610c6eef12

Download Submit
C:\ProgramData\smes\kwsui.dll

Filesize
433KB

MD5
45199dab51eeece95728abfe25e18f35

SHA1
59ab0fe25aa2adc253adbecba6862e7432df1c39

SHA256
a22006861cac6a849346282e2f7729deeb8f68bf29f13c15ae33d20311f77391

SHA512
825c6ae1f88cec3d6c469e6a15cad0430845ecc8d436777092f4c5fe8ecd02abbfeb3e2a17b2f4896b9d6e4b2d229a8b83bfdda75a3e025fc32f86610c6eef12

Download Submit
C:\ProgramData\smes\smes.exe

Filesize
209KB

MD5
1fa47f5b173cee5ef9c3ee1bda0c321e

SHA1
60ee40236f960affb01d569a32e1b05888bb081a

SHA256
b21526716068d2a8550780038e2b5ddb843d77890a07ec82ed9ce9dd0be52c64

SHA512
01f39376269a75510347fcf66ff2585b25d5e6e10e26b7feefa3af66e712a5f50c62bff6d40abee733e1ce965d17a2e443664838268eb7c7a2e36fc1c024224d

Download Submit
C:\ProgramData\smes\smes.exe

Filesize
209KB

MD5
1fa47f5b173cee5ef9c3ee1bda0c321e

SHA1
60ee40236f960affb01d569a32e1b05888bb081a

SHA256
b21526716068d2a8550780038e2b5ddb843d77890a07ec82ed9ce9dd0be52c64

SHA512
01f39376269a75510347fcf66ff2585b25d5e6e10e26b7feefa3af66e712a5f50c62bff6d40abee733e1ce965d17a2e443664838268eb7c7a2e36fc1c024224d

Download Submit
C:\ProgramData\smes\smes.exe

Filesize
209KB

MD5
1fa47f5b173cee5ef9c3ee1bda0c321e

SHA1
60ee40236f960affb01d569a32e1b05888bb081a

SHA256
b21526716068d2a8550780038e2b5ddb843d77890a07ec82ed9ce9dd0be52c64

SHA512
01f39376269a75510347fcf66ff2585b25d5e6e10e26b7feefa3af66e712a5f50c62bff6d40abee733e1ce965d17a2e443664838268eb7c7a2e36fc1c024224d

Download Submit
C:\ProgramData\smes\smes.exe

Filesize
209KB

MD5
1fa47f5b173cee5ef9c3ee1bda0c321e

SHA1
60ee40236f960affb01d569a32e1b05888bb081a

SHA256
b21526716068d2a8550780038e2b5ddb843d77890a07ec82ed9ce9dd0be52c64

SHA512
01f39376269a75510347fcf66ff2585b25d5e6e10e26b7feefa3af66e712a5f50c62bff6d40abee733e1ce965d17a2e443664838268eb7c7a2e36fc1c024224d

Download Submit
C:\ProgramData\smes\smes.exe

Filesize
209KB

MD5
1fa47f5b173cee5ef9c3ee1bda0c321e

SHA1
60ee40236f960affb01d569a32e1b05888bb081a

SHA256
b21526716068d2a8550780038e2b5ddb843d77890a07ec82ed9ce9dd0be52c64

SHA512
01f39376269a75510347fcf66ff2585b25d5e6e10e26b7feefa3af66e712a5f50c62bff6d40abee733e1ce965d17a2e443664838268eb7c7a2e36fc1c024224d

Download Submit
C:\ProgramData\smes\u.bat

Filesize
44B

MD5
704efba1aee1454561da552dda430498

SHA1
d20fb96683f769eb9cef1b0a068bcba70aeab9c2

SHA256
80b08d35bd27636e0774ce35ab57306f76edc6a0f7058cb1f93733cdf88bf94c

SHA512
7e0c9ede686238703af4893af8842c05c48ab1681ae273b32d8085cf1a17aae946c0c823a0a418787522a551d684367259ff8203ebca6e4ec69b6ded95231bd0

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsg15DB.tmp\AccessControl.dll

Filesize
10KB

MD5
055f4f9260e07fc83f71877cbb7f4fad

SHA1
a245131af1a182de99bd74af9ff1fab17977a72f

SHA256
4209588362785b690d08d15cd982b8d1c62c348767ca19114234b21d5df74ddc

SHA512
a8e82dc4435ed938f090f43df953ddad9b0075f16218c09890c996299420162d64b1dbfbf613af37769ae796717eec78204dc786b757e8b1d13d423d4ee82e26

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsg15DB.tmp\FindProcDLL.dll

Filesize
3KB

MD5
8614c450637267afacad1645e23ba24a

SHA1
e7b7b09b5bbc13e910aa36316d9cc5fc5d4dcdc2

SHA256
0fa04f06a6de18d316832086891e9c23ae606d7784d5d5676385839b21ca2758

SHA512
af46cd679097584ff9a1d894a729b6397f4b3af17dff3e6f07bef257bc7e48ffa341d82daf298616cd5df1450fc5ab7435cacb70f27302b6db193f01a9f8391b

Download Submit
C:\Users\Admin\AppData\Local\Temp\temg_tmp.bat

Filesize
153B

MD5
53a6beee59033fb5a9cd00a3a5c4d455

SHA1
86fa6c2b362f875f1b8693868293f9b0394182fa

SHA256
2d9b8de2bf9b0228110da38c43277b2f645188001c4bfb0aa29105ec29759c5b

SHA512
e95aded6cf4e4ad04b8a2d539127437a15d7a36a369adcdf7a4bfaa3a2e11bac0cdc5964a4de87f9711f53f37a9ebacd03cf37f874173678d7b66714ab608e16

Download Submit
memory/1044-134-0x0000000010000000-0x0000000010003000-memory.dmp

Filesize
12KB

Download
memory/1504-158-0x0000000002120000-0x0000000002191000-memory.dmp

Filesize
452KB

Download