blackmoon | 92a9266a0c9d6a31670cd87db06f10fa65b936c77e6e94a38e86219f91df3098

General

Target

2023-08-26_e8df7f21de1a5b5c02f7a938248a4eee_icedid_JC.exe
Size

4.0MB
MD5

e8df7f21de1a5b5c02f7a938248a4eee
SHA1

78aeba0b6170d8b8ef9890e131cd85d7e68a3b2d
SHA256

92a9266a0c9d6a31670cd87db06f10fa65b936c77e6e94a38e86219f91df3098
SHA512

faec10b43975f7f46c0ad3dccd7d008d372bc7d187cf1e9e2bf564949240a30aeeeb3c97a2b59a497eaa815f6e75cc30c2d4e95da3dd1f8f1f3824c974f60acf
SSDEEP

98304:ALkCqK9jITuvn4LNfYWVV0FLOAkGkzdnEVomFHKnPn:UkCqM5AnV0FLOyomFHKnPn

Score

10^/10

blackmoon banker trojan upx

Malware Config

Signatures

Blackmoon, KrBanker
Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.
trojan banker blackmoon

Detect Blackmoon payload 3 IoCs

resource	yara_rule
behavioral2/files/0x000a000000023127-2.dat	family_blackmoon
behavioral2/files/0x000a000000023127-3.dat	family_blackmoon
behavioral2/files/0x000a000000023127-5.dat	family_blackmoon

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-1-5-21-919254492-3979293997-764407192-1000\Control Panel\International\Geo\Nation	2023-08-26_e8df7f21de1a5b5c02f7a938248a4eee_icedid_JC.exe

Executes dropped EXE 3 IoCs

pid	Process
3808	wIEtYKLUkYhyQ.exe
700	wIEtYKLUkYhyQ.exe
3732	wIEtYKLUkYhyQ.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3732-6-0x00000000009A0000-0x00000000009AB000-memory.dmp	upx
behavioral2/memory/3732-7-0x00000000009A0000-0x00000000009AB000-memory.dmp	upx
behavioral2/memory/3732-8-0x00000000009A0000-0x00000000009AB000-memory.dmp	upx

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\wIEtYKLUkYhyQ.exe	2023-08-26_e8df7f21de1a5b5c02f7a938248a4eee_icedid_JC.exe
File opened for modification	C:\Windows\SysWOW64\wIEtYKLUkYhyQ.exe	2023-08-26_e8df7f21de1a5b5c02f7a938248a4eee_icedid_JC.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4952	2023-08-26_e8df7f21de1a5b5c02f7a938248a4eee_icedid_JC.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4952	2023-08-26_e8df7f21de1a5b5c02f7a938248a4eee_icedid_JC.exe
3808	wIEtYKLUkYhyQ.exe
700	wIEtYKLUkYhyQ.exe
3732	wIEtYKLUkYhyQ.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4952 wrote to memory of 3808	4952	2023-08-26_e8df7f21de1a5b5c02f7a938248a4eee_icedid_JC.exe	86
PID 4952 wrote to memory of 3808	4952	2023-08-26_e8df7f21de1a5b5c02f7a938248a4eee_icedid_JC.exe	86
PID 4952 wrote to memory of 3808	4952	2023-08-26_e8df7f21de1a5b5c02f7a938248a4eee_icedid_JC.exe	86
PID 700 wrote to memory of 3732	700	wIEtYKLUkYhyQ.exe	89
PID 700 wrote to memory of 3732	700	wIEtYKLUkYhyQ.exe	89
PID 700 wrote to memory of 3732	700	wIEtYKLUkYhyQ.exe	89
PID 4952 wrote to memory of 3792	4952	2023-08-26_e8df7f21de1a5b5c02f7a938248a4eee_icedid_JC.exe	91
PID 4952 wrote to memory of 3792	4952	2023-08-26_e8df7f21de1a5b5c02f7a938248a4eee_icedid_JC.exe	91
PID 4952 wrote to memory of 3792	4952	2023-08-26_e8df7f21de1a5b5c02f7a938248a4eee_icedid_JC.exe	91

C:\Users\Admin\AppData\Local\Temp\2023-08-26_e8df7f21de1a5b5c02f7a938248a4eee_icedid_JC.exe
"C:\Users\Admin\AppData\Local\Temp\2023-08-26_e8df7f21de1a5b5c02f7a938248a4eee_icedid_JC.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4952
- C:\Windows\SysWOW64\wIEtYKLUkYhyQ.exe
  -auto
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:3808
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\2023-0~1.EXE > nul
  2⤵
  PID:3792

C:\Windows\SysWOW64\wIEtYKLUkYhyQ.exe
C:\Windows\SysWOW64\wIEtYKLUkYhyQ.exe Service 1
1⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:700
- C:\Windows\SysWOW64\wIEtYKLUkYhyQ.exe
  -OBJECT1
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:3732

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\wIEtYKLUkYhyQ.exe

Filesize
4.0MB

MD5
e8df7f21de1a5b5c02f7a938248a4eee

SHA1
78aeba0b6170d8b8ef9890e131cd85d7e68a3b2d

SHA256
92a9266a0c9d6a31670cd87db06f10fa65b936c77e6e94a38e86219f91df3098

SHA512
faec10b43975f7f46c0ad3dccd7d008d372bc7d187cf1e9e2bf564949240a30aeeeb3c97a2b59a497eaa815f6e75cc30c2d4e95da3dd1f8f1f3824c974f60acf

Download Submit
C:\Windows\SysWOW64\wIEtYKLUkYhyQ.exe

Filesize
4.0MB

MD5
e8df7f21de1a5b5c02f7a938248a4eee

SHA1
78aeba0b6170d8b8ef9890e131cd85d7e68a3b2d

SHA256
92a9266a0c9d6a31670cd87db06f10fa65b936c77e6e94a38e86219f91df3098

SHA512
faec10b43975f7f46c0ad3dccd7d008d372bc7d187cf1e9e2bf564949240a30aeeeb3c97a2b59a497eaa815f6e75cc30c2d4e95da3dd1f8f1f3824c974f60acf

Download Submit
C:\Windows\SysWOW64\wIEtYKLUkYhyQ.exe

Filesize
4.0MB

MD5
e8df7f21de1a5b5c02f7a938248a4eee

SHA1
78aeba0b6170d8b8ef9890e131cd85d7e68a3b2d

SHA256
92a9266a0c9d6a31670cd87db06f10fa65b936c77e6e94a38e86219f91df3098

SHA512
faec10b43975f7f46c0ad3dccd7d008d372bc7d187cf1e9e2bf564949240a30aeeeb3c97a2b59a497eaa815f6e75cc30c2d4e95da3dd1f8f1f3824c974f60acf

Download Submit
memory/3732-6-0x00000000009A0000-0x00000000009AB000-memory.dmp

Filesize
44KB

Download
memory/3732-7-0x00000000009A0000-0x00000000009AB000-memory.dmp

Filesize
44KB

Download
memory/3732-8-0x00000000009A0000-0x00000000009AB000-memory.dmp

Filesize
44KB

Download

Analysis

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