e421782098917c59e29746d2a423e7ed177eda28f79d8d40859ba96de9f657f7

Analysis

max time kernel
208s
max time network
32s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
25/11/2022, 19:34

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General

Target

e421782098917c59e29746d2a423e7ed177eda28f79d8d40859ba96de9f657f7.exe
Size

3.3MB
MD5

4027e91cbc005b26ad9b0e16531b4d81
SHA1

8418fa6d9b1ed71cc89e1d251c0107fa8ddfa637
SHA256

e421782098917c59e29746d2a423e7ed177eda28f79d8d40859ba96de9f657f7
SHA512

0e267960c23f3ef5eae4a75b698dc21395e11831a08a82defe43926588edb899d840b9e5f1a5c824f412cc666bd62ccc894338e55231023568191c1f96bdcccf
SSDEEP

49152:E9BfDauF3rt3g7GNBamkmmCwLtLV3viyKXtLGNWImgPIsxmHCpswILEtLv:EfTxzG7CwdV3vidSWHFCmLwv

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
948	reg64.exe
556	bot.exe
1332	tmm32.exe
1700	tmm32.exe

Loads dropped DLL 10 IoCs

pid	Process
2004	e421782098917c59e29746d2a423e7ed177eda28f79d8d40859ba96de9f657f7.exe
2004	e421782098917c59e29746d2a423e7ed177eda28f79d8d40859ba96de9f657f7.exe
2004	e421782098917c59e29746d2a423e7ed177eda28f79d8d40859ba96de9f657f7.exe
2004	e421782098917c59e29746d2a423e7ed177eda28f79d8d40859ba96de9f657f7.exe
2004	e421782098917c59e29746d2a423e7ed177eda28f79d8d40859ba96de9f657f7.exe
2004	e421782098917c59e29746d2a423e7ed177eda28f79d8d40859ba96de9f657f7.exe
2004	e421782098917c59e29746d2a423e7ed177eda28f79d8d40859ba96de9f657f7.exe
948	reg64.exe
948	reg64.exe
1332	tmm32.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run	tmm32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\tmm32.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\tmm32.exe"	tmm32.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1332 set thread context of 1700	1332	tmm32.exe	31

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 64 IoCs

pid	Process
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe
1700	tmm32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1332	tmm32.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 2004 wrote to memory of 948	2004	e421782098917c59e29746d2a423e7ed177eda28f79d8d40859ba96de9f657f7.exe	28
PID 2004 wrote to memory of 948	2004	e421782098917c59e29746d2a423e7ed177eda28f79d8d40859ba96de9f657f7.exe	28
PID 2004 wrote to memory of 948	2004	e421782098917c59e29746d2a423e7ed177eda28f79d8d40859ba96de9f657f7.exe	28
PID 2004 wrote to memory of 948	2004	e421782098917c59e29746d2a423e7ed177eda28f79d8d40859ba96de9f657f7.exe	28
PID 2004 wrote to memory of 948	2004	e421782098917c59e29746d2a423e7ed177eda28f79d8d40859ba96de9f657f7.exe	28
PID 2004 wrote to memory of 948	2004	e421782098917c59e29746d2a423e7ed177eda28f79d8d40859ba96de9f657f7.exe	28
PID 2004 wrote to memory of 948	2004	e421782098917c59e29746d2a423e7ed177eda28f79d8d40859ba96de9f657f7.exe	28
PID 2004 wrote to memory of 556	2004	e421782098917c59e29746d2a423e7ed177eda28f79d8d40859ba96de9f657f7.exe	29
PID 2004 wrote to memory of 556	2004	e421782098917c59e29746d2a423e7ed177eda28f79d8d40859ba96de9f657f7.exe	29
PID 2004 wrote to memory of 556	2004	e421782098917c59e29746d2a423e7ed177eda28f79d8d40859ba96de9f657f7.exe	29
PID 2004 wrote to memory of 556	2004	e421782098917c59e29746d2a423e7ed177eda28f79d8d40859ba96de9f657f7.exe	29
PID 2004 wrote to memory of 556	2004	e421782098917c59e29746d2a423e7ed177eda28f79d8d40859ba96de9f657f7.exe	29
PID 2004 wrote to memory of 556	2004	e421782098917c59e29746d2a423e7ed177eda28f79d8d40859ba96de9f657f7.exe	29
PID 2004 wrote to memory of 556	2004	e421782098917c59e29746d2a423e7ed177eda28f79d8d40859ba96de9f657f7.exe	29
PID 948 wrote to memory of 1332	948	reg64.exe	30
PID 948 wrote to memory of 1332	948	reg64.exe	30
PID 948 wrote to memory of 1332	948	reg64.exe	30
PID 948 wrote to memory of 1332	948	reg64.exe	30
PID 948 wrote to memory of 1332	948	reg64.exe	30
PID 948 wrote to memory of 1332	948	reg64.exe	30
PID 948 wrote to memory of 1332	948	reg64.exe	30
PID 1332 wrote to memory of 1700	1332	tmm32.exe	31
PID 1332 wrote to memory of 1700	1332	tmm32.exe	31
PID 1332 wrote to memory of 1700	1332	tmm32.exe	31
PID 1332 wrote to memory of 1700	1332	tmm32.exe	31
PID 1332 wrote to memory of 1700	1332	tmm32.exe	31
PID 1332 wrote to memory of 1700	1332	tmm32.exe	31
PID 1332 wrote to memory of 1700	1332	tmm32.exe	31
PID 1332 wrote to memory of 1700	1332	tmm32.exe	31
PID 1332 wrote to memory of 1700	1332	tmm32.exe	31
PID 1332 wrote to memory of 1700	1332	tmm32.exe	31
PID 1332 wrote to memory of 1700	1332	tmm32.exe	31
PID 1332 wrote to memory of 1700	1332	tmm32.exe	31
PID 1332 wrote to memory of 1700	1332	tmm32.exe	31
PID 1332 wrote to memory of 1700	1332	tmm32.exe	31
PID 1332 wrote to memory of 1700	1332	tmm32.exe	31
PID 1332 wrote to memory of 1700	1332	tmm32.exe	31
PID 1332 wrote to memory of 1700	1332	tmm32.exe	31
PID 1332 wrote to memory of 1700	1332	tmm32.exe	31

C:\Users\Admin\AppData\Local\Temp\e421782098917c59e29746d2a423e7ed177eda28f79d8d40859ba96de9f657f7.exe
"C:\Users\Admin\AppData\Local\Temp\e421782098917c59e29746d2a423e7ed177eda28f79d8d40859ba96de9f657f7.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2004
- C:\Users\Admin\AppData\Local\Temp\reg64.exe
  "C:\Users\Admin\AppData\Local\Temp\reg64.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:948
- - C:\Users\Admin\AppData\Local\Temp\tmm32.exe
    "C:\Users\Admin\AppData\Local\Temp\tmm32.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1332
  - - C:\Users\Admin\AppData\Local\Temp\tmm32.exe
      "C:\Users\Admin\AppData\Local\Temp\tmm32.exe"
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Suspicious behavior: EnumeratesProcesses
      PID:1700
- C:\Users\Admin\AppData\Local\Temp\bot.exe
  "C:\Users\Admin\AppData\Local\Temp\bot.exe"
  2⤵
  - Executes dropped EXE
  PID:556

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

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\bot.exe

Filesize
2.5MB

MD5
2464b4bf0871616c933bfe12f5b2ab71

SHA1
561f70e457cb22fcbe344e4605be3ee9f2ddd606

SHA256
65bf4a5ab8bd9e351c01a2a45eec3062e39717e6dc4694ed7c1f7b54f3d38f75

SHA512
3cdbd672c92c0808e11197577564a53db1560065b45aa57aabe2a4df0c2c2aa93357762359d575a0bafb2750239dda26689d82135656e12ae749e85ccc1e400b

Download Submit
C:\Users\Admin\AppData\Local\Temp\reg64.exe

Filesize
525KB

MD5
513d7b7802c59b1da771eaf8603dee9d

SHA1
8b6dc913f4fc7d20f68cd9dc123f74e5eb3a138a

SHA256
2e666dc99f813f62d2f6caf7dc0b152863be2997852ab3e48cc24afe7e1c921f

SHA512
dd0b2f591892741ae7b09d02a58d72021ad446af07274ff167db088622fa409d9ad7eba50807f33f15707d98bfb643f2953a2646819078ebdd985eb6bf34577c

Download Submit
C:\Users\Admin\AppData\Local\Temp\reg64.exe

Filesize
525KB

MD5
513d7b7802c59b1da771eaf8603dee9d

SHA1
8b6dc913f4fc7d20f68cd9dc123f74e5eb3a138a

SHA256
2e666dc99f813f62d2f6caf7dc0b152863be2997852ab3e48cc24afe7e1c921f

SHA512
dd0b2f591892741ae7b09d02a58d72021ad446af07274ff167db088622fa409d9ad7eba50807f33f15707d98bfb643f2953a2646819078ebdd985eb6bf34577c

Download Submit
C:\Users\Admin\AppData\Local\Temp\tbi74.dll

Filesize
24B

MD5
708c2b4003fe7087c097b310c12682b5

SHA1
fbb0d028cfb82c271f6114e165219fd9a8e9319a

SHA256
eb5221bd93e012a2da8d8e63fd5efd04afd8114f1fd9c0842cde3220b4c49cdb

SHA512
061b36583352fb72bf6a777f646f5d59671cdecb8cdf421011890c59dbc5976773288c6114b644ec36572db9f4ce4f19b668cc240ba52c14a9d50800e5e858f8

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmm32.exe

Filesize
620KB

MD5
dcb0eecb3bce6375ccc4be7a020aa625

SHA1
7190ddeeb09857e19badf8a2d077fdbaad3a918b

SHA256
74ede674fc2f9dec1aa9111e99f9b05317750c98a696bc0c816630deef05ec68

SHA512
e37bb8d5f9a0f57bb1ea61e888c3dcafaf2849158f8e0645bb61b1f2fc1b22c66410da36ea49c51bb001970c08312a6a0bf5882863b3b076c376d8f50a5c7fed

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmm32.exe

Filesize
620KB

MD5
dcb0eecb3bce6375ccc4be7a020aa625

SHA1
7190ddeeb09857e19badf8a2d077fdbaad3a918b

SHA256
74ede674fc2f9dec1aa9111e99f9b05317750c98a696bc0c816630deef05ec68

SHA512
e37bb8d5f9a0f57bb1ea61e888c3dcafaf2849158f8e0645bb61b1f2fc1b22c66410da36ea49c51bb001970c08312a6a0bf5882863b3b076c376d8f50a5c7fed

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmm32.exe

Filesize
620KB

MD5
dcb0eecb3bce6375ccc4be7a020aa625

SHA1
7190ddeeb09857e19badf8a2d077fdbaad3a918b

SHA256
74ede674fc2f9dec1aa9111e99f9b05317750c98a696bc0c816630deef05ec68

SHA512
e37bb8d5f9a0f57bb1ea61e888c3dcafaf2849158f8e0645bb61b1f2fc1b22c66410da36ea49c51bb001970c08312a6a0bf5882863b3b076c376d8f50a5c7fed

Download Submit
\Users\Admin\AppData\Local\Temp\bot.exe

Filesize
2.5MB

MD5
2464b4bf0871616c933bfe12f5b2ab71

SHA1
561f70e457cb22fcbe344e4605be3ee9f2ddd606

SHA256
65bf4a5ab8bd9e351c01a2a45eec3062e39717e6dc4694ed7c1f7b54f3d38f75

SHA512
3cdbd672c92c0808e11197577564a53db1560065b45aa57aabe2a4df0c2c2aa93357762359d575a0bafb2750239dda26689d82135656e12ae749e85ccc1e400b

Download Submit
\Users\Admin\AppData\Local\Temp\bot.exe

Filesize
2.5MB

MD5
2464b4bf0871616c933bfe12f5b2ab71

SHA1
561f70e457cb22fcbe344e4605be3ee9f2ddd606

SHA256
65bf4a5ab8bd9e351c01a2a45eec3062e39717e6dc4694ed7c1f7b54f3d38f75

SHA512
3cdbd672c92c0808e11197577564a53db1560065b45aa57aabe2a4df0c2c2aa93357762359d575a0bafb2750239dda26689d82135656e12ae749e85ccc1e400b

Download Submit
\Users\Admin\AppData\Local\Temp\bot.exe

Filesize
2.5MB

MD5
2464b4bf0871616c933bfe12f5b2ab71

SHA1
561f70e457cb22fcbe344e4605be3ee9f2ddd606

SHA256
65bf4a5ab8bd9e351c01a2a45eec3062e39717e6dc4694ed7c1f7b54f3d38f75

SHA512
3cdbd672c92c0808e11197577564a53db1560065b45aa57aabe2a4df0c2c2aa93357762359d575a0bafb2750239dda26689d82135656e12ae749e85ccc1e400b

Download Submit
\Users\Admin\AppData\Local\Temp\bot.exe

Filesize
2.5MB

MD5
2464b4bf0871616c933bfe12f5b2ab71

SHA1
561f70e457cb22fcbe344e4605be3ee9f2ddd606

SHA256
65bf4a5ab8bd9e351c01a2a45eec3062e39717e6dc4694ed7c1f7b54f3d38f75

SHA512
3cdbd672c92c0808e11197577564a53db1560065b45aa57aabe2a4df0c2c2aa93357762359d575a0bafb2750239dda26689d82135656e12ae749e85ccc1e400b

Download Submit
\Users\Admin\AppData\Local\Temp\reg64.exe

Filesize
525KB

MD5
513d7b7802c59b1da771eaf8603dee9d

SHA1
8b6dc913f4fc7d20f68cd9dc123f74e5eb3a138a

SHA256
2e666dc99f813f62d2f6caf7dc0b152863be2997852ab3e48cc24afe7e1c921f

SHA512
dd0b2f591892741ae7b09d02a58d72021ad446af07274ff167db088622fa409d9ad7eba50807f33f15707d98bfb643f2953a2646819078ebdd985eb6bf34577c

Download Submit
\Users\Admin\AppData\Local\Temp\reg64.exe

Filesize
525KB

MD5
513d7b7802c59b1da771eaf8603dee9d

SHA1
8b6dc913f4fc7d20f68cd9dc123f74e5eb3a138a

SHA256
2e666dc99f813f62d2f6caf7dc0b152863be2997852ab3e48cc24afe7e1c921f

SHA512
dd0b2f591892741ae7b09d02a58d72021ad446af07274ff167db088622fa409d9ad7eba50807f33f15707d98bfb643f2953a2646819078ebdd985eb6bf34577c

Download Submit
\Users\Admin\AppData\Local\Temp\reg64.exe

Filesize
525KB

MD5
513d7b7802c59b1da771eaf8603dee9d

SHA1
8b6dc913f4fc7d20f68cd9dc123f74e5eb3a138a

SHA256
2e666dc99f813f62d2f6caf7dc0b152863be2997852ab3e48cc24afe7e1c921f

SHA512
dd0b2f591892741ae7b09d02a58d72021ad446af07274ff167db088622fa409d9ad7eba50807f33f15707d98bfb643f2953a2646819078ebdd985eb6bf34577c

Download Submit
\Users\Admin\AppData\Local\Temp\tmm32.exe

Filesize
620KB

MD5
dcb0eecb3bce6375ccc4be7a020aa625

SHA1
7190ddeeb09857e19badf8a2d077fdbaad3a918b

SHA256
74ede674fc2f9dec1aa9111e99f9b05317750c98a696bc0c816630deef05ec68

SHA512
e37bb8d5f9a0f57bb1ea61e888c3dcafaf2849158f8e0645bb61b1f2fc1b22c66410da36ea49c51bb001970c08312a6a0bf5882863b3b076c376d8f50a5c7fed

Download Submit
\Users\Admin\AppData\Local\Temp\tmm32.exe

Filesize
620KB

MD5
dcb0eecb3bce6375ccc4be7a020aa625

SHA1
7190ddeeb09857e19badf8a2d077fdbaad3a918b

SHA256
74ede674fc2f9dec1aa9111e99f9b05317750c98a696bc0c816630deef05ec68

SHA512
e37bb8d5f9a0f57bb1ea61e888c3dcafaf2849158f8e0645bb61b1f2fc1b22c66410da36ea49c51bb001970c08312a6a0bf5882863b3b076c376d8f50a5c7fed

Download Submit
\Users\Admin\AppData\Local\Temp\tmm32.exe

Filesize
620KB

MD5
dcb0eecb3bce6375ccc4be7a020aa625

SHA1
7190ddeeb09857e19badf8a2d077fdbaad3a918b

SHA256
74ede674fc2f9dec1aa9111e99f9b05317750c98a696bc0c816630deef05ec68

SHA512
e37bb8d5f9a0f57bb1ea61e888c3dcafaf2849158f8e0645bb61b1f2fc1b22c66410da36ea49c51bb001970c08312a6a0bf5882863b3b076c376d8f50a5c7fed

Download Submit
memory/1332-81-0x0000000000020000-0x0000000000026000-memory.dmp

Filesize
24KB

Download
memory/1700-82-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1700-84-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1700-86-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1700-88-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1700-89-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1700-78-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1700-91-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/2004-54-0x0000000075511000-0x0000000075513000-memory.dmp

Filesize
8KB

Download